Skip to Main Navigation
Skip to Page Content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it's official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Share This:
https://ntp.niehs.nih.gov/go/3037

TDMS Study 05033-01 Pathology Tables

NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97
Route: DOSED FEED                                                                                                 Time: 10:08:26




       Facility:  TSI Mason Research

       Chemical CAS #:  117-39-5

       Lock Date:  None

       Cage Range:  All

       Reasons For Removal:    All

       Removal Date Range:     All

       Treatment Groups:       Include All




































Note:  Animals arranged according to CID number

                                                              Page   1

NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 4| 1| 7| 7| 1| 6| 6| 7| 7| 7| 7| 6| 7| 6| 6| 4| 4| 7| 7| 6| 6| 4|             
                             DAY ON TEST   | 3| 2| 1| 6| 9| 3| 2| 9| 1| 7| 3| 2| 3| 2| 4| 2| 8| 0| 6| 6| 2| 3| 8| 3| 6|             
                                           | 1| 4| 8| 4| 1| 2| 5| 1| 3| 2| 1| 9| 1| 4| 1| 3| 7| 6| 6| 6| 9| 2| 6| 2| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    CONTROL                                | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1|             
    UF                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Large                         | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +        +  +     +  +  +  M  +  +  +  +  +  +        +  M  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leukemia Mononuclear                 |                            X        X                             X  X   |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leukemia Mononuclear                 |                            X                                             |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |                         +                 +        +                 +   |             
                                            __________________________________________________________________________|             
   Stomach                                 | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Tongue                                  | +  +                    +     +  +  +        +  +  +           +         |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leukemia Mononuclear                 |                            X        X                                    |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Glandular, Leukemia Mononuclear      |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leukemia Mononuclear                 |                            X        X                                    |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leukemia Mononuclear                 |                            X        X                                    |             
      Pheochromocytoma Malignant           |                                                                          |             
      Pheochromocytoma Benign              |                            X                                             |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      |       +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Adenoma                              |                                     X           X                        |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +        +  +     +  +  +  +  +  +  +  M  +  +        M  M  +  M   |             
      Adenoma                              |                               X                                          |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Pars Distalis, Adenoma               | X  X  X        X        X  X  X  X     X  X  X  X           X  X  X  X   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   2                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 4| 1| 7| 7| 1| 6| 6| 7| 7| 7| 7| 6| 7| 6| 6| 4| 4| 7| 7| 6| 6| 4|             
                             DAY ON TEST   | 3| 2| 1| 6| 9| 3| 2| 9| 1| 7| 3| 2| 3| 2| 4| 2| 8| 0| 6| 6| 2| 3| 8| 3| 6|             
                                           | 1| 4| 8| 4| 1| 2| 5| 1| 3| 2| 1| 9| 1| 4| 1| 3| 7| 6| 6| 6| 9| 2| 6| 2| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    CONTROL                                | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1|             
    UF                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Adenoma, Multiple     |                                                                          |             
      Pars Distalis, Leukemia Mononuclear  |                            X                                             |             
      Pars Distalis, Pars Intermedia, Pars |                                                                          |             
          Nervosa, Leukemia Mononuclear    |                                                                          |             
      Pars Intermedia, Leukemia Mononuclear|                                                                          |             
      Pars Nervosa, Leukemia Mononuclear   |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      C-Cell, Adenoma                      | X                                                                        |             
      C-Cell, Carcinoma                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          |                   +              +  +     +        +                 +   |             
      Adenoma                              |                                  X  X                                    |             
      Carcinoma                            |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Granulosa Cell Tumor Benign          |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leiomyoma                            |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
      Polyp Stromal                        | X                             X                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |                         +                 +        +                 +   |             
                                            __________________________________________________________________________|             
   Lymph Node                              | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Mediastinal, Leukemia Mononuclear    |                                                                          |             
      Pancreatic, Leukemia Mononuclear     |                            X                                             |             
      Renal, Leukemia Mononuclear          |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  M   |             
      Leukemia Mononuclear                 |                            X                                      X      |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |                         +                 +        +                 +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Hemangioma                           |                                                                          |             
      Leukemia Mononuclear                 |                            X        X                             X  X   |             
                                            __________________________________________________________________________|             
   Thymus                                  |    +                    +                 +        +                 M   |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +     +        +        +  +        +  +  +  +  +  +        +  +  +  +   |             
      Adenocarcinoma                       |                            X                                             |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   3                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 4| 1| 7| 7| 1| 6| 6| 7| 7| 7| 7| 6| 7| 6| 6| 4| 4| 7| 7| 6| 6| 4|             
                             DAY ON TEST   | 3| 2| 1| 6| 9| 3| 2| 9| 1| 7| 3| 2| 3| 2| 4| 2| 8| 0| 6| 6| 2| 3| 8| 3| 6|             
                                           | 1| 4| 8| 4| 1| 2| 5| 1| 3| 2| 1| 9| 1| 4| 1| 3| 7| 6| 6| 6| 9| 2| 6| 2| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    CONTROL                                | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1|             
    UF                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Fibroadenoma                         |                         X           X        X  X  X        X            |             
      Fibroadenoma, Multiple               | X     X        X                                               X  X      |             
                                            __________________________________________________________________________|             
   Skin                                    |       +                 +                 +  +     +                 +   |             
      Subcutaneous Tissue, Carcinosarcoma, |                                                                          |             
           Poorly Differentiated           |                                           X                              |             
      Subcutaneous Tissue, Fibroma         |       X                                                                  |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |                         +                 +        +                 +   |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                           +                              |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Alveolar/Bronchiolar Adenoma         |                            X  X        X  X                              |             
      Carcinosarcoma, Metastatic, Skin     |                                           X                              |             
      Leukemia Mononuclear                 |                            X        X                             X  X   |             
      Mediastinum, Leukemia Mononuclear    |                                                                          |             
      Parenchyma, Leukemia Mononuclear     |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    |                         +                 +                          +   |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                                          |             
      Fibrosarcoma                         |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |    +                                   +                             +   |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
      Adenoma                              |                                                                          |             
      Squamous Cell Carcinoma              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  A  +   |             
      Leukemia Mononuclear                 |                                     X                                    |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
      Papilloma                            |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +        +  +     +  +  +  +  +  +  +  +  +  +        +  +  +  +   |             
      Leukemia Mononuclear                 |                            X        X                             X  X   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   4                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 1| 4| 1| 7| 7| 6| 1| 4| 7| 6| 1| 4| 4| 7| 7| 6| 7| 1| 7| 7| 7| 7| 4|             
                             DAY ON TEST   | 2| 3| 9| 6| 9| 3| 3| 7| 9| 6| 2| 2| 9| 6| 2| 3| 2| 6| 2| 9| 2| 3| 2| 2| 6|             
                                           | 8| 2| 1| 4| 1| 1| 2| 2| 1| 4| 4| 5| 3| 6| 2| 1| 9| 0| 4| 3| 9| 2| 5| 4| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    CONTROL                                | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|             
    UF                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Large                         | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                           X                              |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +           +  +  +        +  +        M  +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                           X                              |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 | X                                         X  X                           |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                           +  +                           |             
      Leukemia Mononuclear                 |                                           X                              |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                           X                              |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |                                  +        M                              |             
                                            __________________________________________________________________________|             
   Stomach                                 | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +              +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                           X                              |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                           X                              |             
                                            __________________________________________________________________________|             
   Tongue                                  | +  +           +                          M  +  +     +     +  +  +      |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 | X                                                                        |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Glandular, Leukemia Mononuclear      |                                           X                              |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  | +  +           +  +  +        +  +           +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
      Pheochromocytoma Malignant           |                                                                   X      |             
      Pheochromocytoma Benign              |                                  X                                X      |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Adenoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | M  M           +  +  +        M  M        +  +  +  +  +     +  +  +  I   |             
      Adenoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Pars Distalis, Adenoma               | X                 X  X                       X  X  X  X     X  X     X   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   5                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 1| 4| 1| 7| 7| 6| 1| 4| 7| 6| 1| 4| 4| 7| 7| 6| 7| 1| 7| 7| 7| 7| 4|             
                             DAY ON TEST   | 2| 3| 9| 6| 9| 3| 3| 7| 9| 6| 2| 2| 9| 6| 2| 3| 2| 6| 2| 9| 2| 3| 2| 2| 6|             
                                           | 8| 2| 1| 4| 1| 1| 2| 2| 1| 4| 4| 5| 3| 6| 2| 1| 9| 0| 4| 3| 9| 2| 5| 4| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    CONTROL                                | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|             
    UF                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Adenoma, Multiple     |                                                                          |             
      Pars Distalis, Leukemia Mononuclear  |                                           X                              |             
      Pars Distalis, Pars Intermedia, Pars |                                                                          |             
          Nervosa, Leukemia Mononuclear    |                                              X                           |             
      Pars Intermedia, Leukemia Mononuclear|                                           X                              |             
      Pars Nervosa, Leukemia Mononuclear   |                                           X                              |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      C-Cell, Adenoma                      |                   X                                   X           X  X   |             
      C-Cell, Carcinoma                    |    X                                                                     |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +                             M           +           +                  |             
      Adenoma                              | X                                                     X                  |             
      Carcinoma                            |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Granulosa Cell Tumor Benign          |                                                                          |             
      Leukemia Mononuclear                 |                                           X                              |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leiomyoma                            |                                                                      X   |             
      Leukemia Mononuclear                 |                                           X                              |             
      Polyp Stromal                        |                               X  X                                       |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |                                  +        +                              |             
                                            __________________________________________________________________________|             
   Lymph Node                              | +  +           +  M  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Mediastinal, Leukemia Mononuclear    |                                           X                              |             
      Pancreatic, Leukemia Mononuclear     | X                                         X  X                           |             
      Renal, Leukemia Mononuclear          | X                                                                        |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +           +  M  +        +  +        M  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                              X                           |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |                                  +        +                              |             
      Leukemia Mononuclear                 |                                           X                              |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Hemangioma                           |                                           X                              |             
      Leukemia Mononuclear                 | X                                         X  X                           |             
                                            __________________________________________________________________________|             
   Thymus                                  |                                  +        +                              |             
      Leukemia Mononuclear                 |                                           X                              |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +  +           +     +        +  +        +     +  +        +  +         |             
      Adenocarcinoma                       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   6                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 1| 4| 1| 7| 7| 6| 1| 4| 7| 6| 1| 4| 4| 7| 7| 6| 7| 1| 7| 7| 7| 7| 4|             
                             DAY ON TEST   | 2| 3| 9| 6| 9| 3| 3| 7| 9| 6| 2| 2| 9| 6| 2| 3| 2| 6| 2| 9| 2| 3| 2| 2| 6|             
                                           | 8| 2| 1| 4| 1| 1| 2| 2| 1| 4| 4| 5| 3| 6| 2| 1| 9| 0| 4| 3| 9| 2| 5| 4| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6|             
    CONTROL                                | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|             
    UF                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Fibroadenoma                         | X  X           X     X        X  X              X  X        X  X         |             
      Fibroadenoma, Multiple               |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    |                   +              +        +                              |             
      Subcutaneous Tissue, Carcinosarcoma, |                                                                          |             
           Poorly Differentiated           |                                                                          |             
      Subcutaneous Tissue, Fibroma         |                   X                                                      |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |                                  +        +                              |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                           X                              |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Alveolar/Bronchiolar Adenoma         |    X                                                                     |             
      Carcinosarcoma, Metastatic, Skin     |                                                                          |             
      Leukemia Mononuclear                 | X                                         X  X                           |             
      Mediastinum, Leukemia Mononuclear    |                                           X                              |             
      Parenchyma, Leukemia Mononuclear     |                                           X                              |             
                                            __________________________________________________________________________|             
   Nose                                    |                                  +        +                              |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +           +  +  +        +           +  +  +  +  +     +  +  +  +   |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                                          |             
      Fibrosarcoma                         |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                      +   |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                                                                          |             
      Adenoma                              |                                                                          |             
      Squamous Cell Carcinoma              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 | X                                         X                              |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 | X                                         X                              |             
      Papilloma                            |                X                                                         |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +           +  +  +        +  +        +  +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 | X                                         X  X                           |             
 _____________________________________________________________________________________________________________________|             
                                                             Page   7                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 1| 4| 7| 7| 6| 1| 1| 7| 7| 7| 6| 5| 7| 7| 7| 7| 4|              |            |
                             DAY ON TEST   | 2| 1| 8| 9| 6| 3| 0| 6| 9| 9| 2| 1| 0| 1| 9| 3| 2| 2| 2| 6|              |            |
                                           | 3| 8| 7| 3| 4| 1| 0| 0| 3| 3| 4| 8| 0| 9| 7| 1| 9| 3| 3| 4|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7|              |     A      |
    CONTROL                                | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0|              |     L      |
    UF                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Large                         | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  48        |
                                            __________________________________________________________________________|____________|
   Intestine Small                         | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Leukemia Mononuclear                 |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Leukemia Mononuclear                 |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Leukemia Mononuclear                 |       X                          X                                       |          9 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                                                                          |   2        |
      Leukemia Mononuclear                 |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Leukemia Mononuclear                 |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |                                        +  +                              |   7        |
                                            __________________________________________________________________________|____________|
   Stomach                                 | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  49        |
      Leukemia Mononuclear                 |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Leukemia Mononuclear                 |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Tongue                                  | +  +           +              +  +        +  +  +  +  +                  |  29        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Leukemia Mononuclear                 |                                                                          |          3 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Gland                           | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Glandular, Leukemia Mononuclear      |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Cortex                   | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Leukemia Mononuclear                 |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Medulla                  | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  49        |
      Leukemia Mononuclear                 |       X                                                                  |          3 |
      Pheochromocytoma Malignant           |                                                                          |          1 |
      Pheochromocytoma Benign              |                                                                          |          3 |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +        +                 +     +  +  +  +  +  +                  |  44        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page   8                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 1| 4| 7| 7| 6| 1| 1| 7| 7| 7| 6| 5| 7| 7| 7| 7| 4|              |            |
                             DAY ON TEST   | 2| 1| 8| 9| 6| 3| 0| 6| 9| 9| 2| 1| 0| 1| 9| 3| 2| 2| 2| 6|              |            |
                                           | 3| 8| 7| 3| 4| 1| 0| 0| 3| 3| 4| 8| 0| 9| 7| 1| 9| 3| 3| 4|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7|              |     A      |
    CONTROL                                | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0|              |     L      |
    UF                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
      Adenoma                              |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  +        +  +  +        +  +  +  +  +  +  +  +  M                  |  40        |
      Adenoma                              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Pars Distalis, Adenoma               | X  X              X           X  X        X                              |         32 |
      Pars Distalis, Adenoma, Multiple     |                      X              X  X     X     X                     |          5 |
      Pars Distalis, Leukemia Mononuclear  |       X                          X                                       |          4 |
      Pars Distalis, Pars Intermedia, Pars |                                                                          |            |
          Nervosa, Leukemia Mononuclear    |                                                                          |          1 |
      Pars Intermedia, Leukemia Mononuclear|                                                                          |          1 |
      Pars Nervosa, Leukemia Mononuclear   |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      C-Cell, Adenoma                      |                               X                                          |          6 |
      C-Cell, Carcinoma                    |                      X                                                   |          2 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          |       +           +                 +  +  +                              |  14        |
      Adenoma                              |                                                                          |          4 |
      Carcinoma                            |                                     X                                    |          1 |
                                            __________________________________________________________________________|____________|
   Ovary                                   | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Granulosa Cell Tumor Benign          |       X                                                                  |          1 |
      Leukemia Mononuclear                 |                                  X                                       |          2 |
                                            __________________________________________________________________________|____________|
   Uterus                                  | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Leiomyoma                            |                                                                          |          1 |
      Leukemia Mononuclear                 |                                                                          |          1 |
      Polyp Stromal                        |                                        X  X           X                  |          7 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |                                        +  +                              |   8        |
                                            __________________________________________________________________________|____________|
   Lymph Node                              | +  +  +        +  +  +        +  +  +  +  +  +  +  M  +                  |  48        |
      Mediastinal, Leukemia Mononuclear    |                                  X                                       |          2 |
      Pancreatic, Leukemia Mononuclear     |                                  X                                       |          5 |
      Renal, Leukemia Mononuclear          |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +        +  +  +        +  +  +  +  +  +  +  M  +                  |  46        |
      Leukemia Mononuclear                 |       X                          X                                       |          5 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |       +                                +  +                              |   9        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page   9                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 1| 4| 7| 7| 6| 1| 1| 7| 7| 7| 6| 5| 7| 7| 7| 7| 4|              |            |
                             DAY ON TEST   | 2| 1| 8| 9| 6| 3| 0| 6| 9| 9| 2| 1| 0| 1| 9| 3| 2| 2| 2| 6|              |            |
                                           | 3| 8| 7| 3| 4| 1| 0| 0| 3| 3| 4| 8| 0| 9| 7| 1| 9| 3| 3| 4|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7|              |     A      |
    CONTROL                                | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0|              |     L      |
    UF                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Leukemia Mononuclear                 |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Hemangioma                           |                                                                          |          1 |
      Leukemia Mononuclear                 |       X                          X                                       |          9 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |                                        +  +                              |   8        |
      Leukemia Mononuclear                 |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +              +  +  +           +     +  +     +  +  +                  |  36        |
      Adenocarcinoma                       |                                                                          |          1 |
      Fibroadenoma                         |                X  X  X                    X     X                        |         21 |
      Fibroadenoma, Multiple               |                                  X     X              X                  |          8 |
                                            __________________________________________________________________________|____________|
   Skin                                    |                                        +  +                              |  11        |
      Subcutaneous Tissue, Carcinosarcoma, |                                                                          |            |
           Poorly Differentiated           |                                                                          |          1 |
      Subcutaneous Tissue, Fibroma         |                                                                          |          2 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |                                        +  +                              |   8        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Leukemia Mononuclear                 |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |          5 |
      Carcinosarcoma, Metastatic, Skin     |                                                                          |          1 |
      Leukemia Mononuclear                 |       X                          X                                       |          9 |
      Mediastinum, Leukemia Mononuclear    |                                                                          |          1 |
      Parenchyma, Leukemia Mononuclear     |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    |                                        +  +                              |   7        |
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  49        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Ear                                     |                                                 +                        |   1        |
      Fibrosarcoma                         |                                                 X                        |          1 |
                                            __________________________________________________________________________|____________|
   Eye                                     |    +                                            +                        |   6        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  10                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 1| 4| 7| 7| 6| 1| 1| 7| 7| 7| 6| 5| 7| 7| 7| 7| 4|              |            |
                             DAY ON TEST   | 2| 1| 8| 9| 6| 3| 0| 6| 9| 9| 2| 1| 0| 1| 9| 3| 2| 2| 2| 6|              |            |
                                           | 3| 8| 7| 3| 4| 1| 0| 0| 3| 3| 4| 8| 0| 9| 7| 1| 9| 3| 3| 4|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7|              |     A      |
    CONTROL                                | 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0|              |     L      |
    UF                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 SPECIAL SENSES SYSTEM - cont              |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                      +                          +                        |   2        |
      Adenoma                              |                                                 X                        |          1 |
      Squamous Cell Carcinoma              |                      X                                                   |          1 |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  49        |
      Leukemia Mononuclear                 |       X                          X                                       |          5 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Leukemia Mononuclear                 |                                                                          |          2 |
      Papilloma                            |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         | +  +  +        +  +  +        +  +  +  +  +  +  +  +  +                  |  50        |
      Leukemia Mononuclear                 |       X                          X                                       |          9 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  11                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 6| 7| 6| 6| 4| 5| 7| 6| 6| 6| 5| 7| 7| 4| 1| 4| 7| 7| 7| 6| 4|             
                             DAY ON TEST   | 2| 6| 2| 8| 1| 0| 0| 0| 6| 9| 2| 8| 2| 1| 1| 2| 2| 6| 9| 6| 2| 2| 2| 4| 6|             
                                           | 9| 8| 5| 0| 3| 4| 3| 3| 4| 7| 3| 0| 6| 2| 5| 8| 5| 4| 1| 4| 9| 9| 3| 5| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    0.1% LF                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               |             +     +  +     +        +  +  +                              |             
                                            __________________________________________________________________________|             
   Intestine Large                         |             +     +  +     +        +  +  +                              |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  |             +     +  +     +        +  +  +                              |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  |             +     +  +     +        +  +  +                              |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 |             +     +  +     +        +  +  +                              |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
      Leiomyoma                            |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
      Leukemia Mononuclear                 |                X                 X        X                    X         |             
      Neoplastic Nodule                    |                                                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               |          M                    +                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
      Leukemia Mononuclear                 |                                  X                                       |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |             +     +  +     +        +  +  +                              |             
                                            __________________________________________________________________________|             
   Stomach                                 | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Tongue                                  | +  +  +  +     M  +  +     +  +  +        +  +  +           +  +  +  +   |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   |             +     +  +     +        +  +  +                              |             
      Alveolar/Bronchiolar Carcinoma,      |                                                                          |             
          Metastatic, Lung                 |                                                                          |             
      Leukemia Mononuclear                 |                                           X                              |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           |    +        +     +  +     +        +  +  +                              |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   |             +     +  +     +        +  +  +                              |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  |             +     +  +     +        +  +  +                              |             
      Leukemia Mononuclear                 |                                                                          |             
      Pheochromocytoma Malignant           |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +           +     +  +     +        +  +  +                              |             
      Adenoma                              | X                                                                        |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  M  +  +  +  +     +  +  M  +  +  +  M  +           +  M  +  +   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
      Pars Distalis, Adenoma               | X  X  X  X  X  X  X  X              X        X              X  X     X   |             
      Pars Distalis, Adenoma, Multiple     |                                                                          |             
      Pars Distalis, Carcinoma             |                                        X                                 |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  12                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 6| 7| 6| 6| 4| 5| 7| 6| 6| 6| 5| 7| 7| 4| 1| 4| 7| 7| 7| 6| 4|             
                             DAY ON TEST   | 2| 6| 2| 8| 1| 0| 0| 0| 6| 9| 2| 8| 2| 1| 1| 2| 2| 6| 9| 6| 2| 2| 2| 4| 6|             
                                           | 9| 8| 5| 0| 3| 4| 3| 3| 4| 7| 3| 0| 6| 2| 5| 8| 5| 4| 1| 4| 9| 9| 3| 5| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    0.1% LF                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Leukemia Mononuclear  |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +  +     +  +     +  +  +  +  +           +  +  +  +   |             
      C-Cell, Adenoma                      |       X                                      X                           |             
      C-Cell, Carcinoma                    |                                                                X         |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          |             +     +  +     +           +  +                 +            |             
      Adenoma                              |                                                                          |             
      Carcinoma                            |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   |             +     +  +     +        +  +  +                              |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
      Polyp Stromal                        |       X                                   X                    X         |             
      Polyp Stromal, Multiple              |                                                                      X   |             
      Sarcoma Stromal                      |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood                                   |    +                                                                     |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |             +     +  +     +        +  +  +                              |             
                                            __________________________________________________________________________|             
   Lymph Node                              |          +  +  +  +  +     +     +  +  +  +                              |             
      Lumbar, Leukemia Mononuclear         |                                                                          |             
      Mediastinal, Leukemia Mononuclear    |                                                                          |             
      Pancreatic, Leukemia Mononuclear     |                                                                          |             
      Renal, Leukemia Mononuclear          |                                  X                                       |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  |             +  +  +  +     +        +  +  +                              |             
      Leukemia Mononuclear                 |                                           X                              |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |             +     +  +     +     +  +  +  +                              |             
      Leukemia Mononuclear                 |                                  X        X                              |             
                                            __________________________________________________________________________|             
   Spleen                                  |    +     +  +  +  +  +     +     +  +  +  +  +                    +      |             
      Leukemia Mononuclear                 |                X                 X        X                              |             
                                            __________________________________________________________________________|             
   Thymus                                  |             M     +  +     +     +  +  M  +                              |             
      Alveolar/Bronchiolar Carcinoma,      |                                                                          |             
          Metastatic, Lung                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           |    +     +  +     +  +     +        +  +  +  +              +  +         |             
      Fibroadenoma                         |    X     X                 X        X  X                                 |             
      Fibroadenoma, Multiple               |                                              X              X  X         |             
                                            __________________________________________________________________________|             
   Skin                                    |                +  +  +     +     +  +  +  +     +                        |             
      Subcutaneous Tissue, Fibroma         |                X                                X                        |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  13                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 7| 6| 6| 7| 6| 6| 4| 5| 7| 6| 6| 6| 5| 7| 7| 4| 1| 4| 7| 7| 7| 6| 4|             
                             DAY ON TEST   | 2| 6| 2| 8| 1| 0| 0| 0| 6| 9| 2| 8| 2| 1| 1| 2| 2| 6| 9| 6| 2| 2| 2| 4| 6|             
                                           | 9| 8| 5| 0| 3| 4| 3| 3| 4| 7| 3| 0| 6| 2| 5| 8| 5| 4| 1| 4| 9| 9| 3| 5| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7|             
    0.1% LF                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |    +        +     +  +     +        +  +  +                              |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   |             +     +  +     +     +  +  +  +                              |             
      Leukemia Mononuclear                 |                                  X                                       |             
      Medulla, Carcinoma, Metastatic,      |                                                                          |             
          Pituitary Gland                  |                                        X                                 |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    |          +  +  +  +  +     +        +  +  +                       +      |             
      Alveolar/Bronchiolar Carcinoma       |                                                                          |             
      Leukemia Mononuclear                 |                                           X                              |             
      Pheochromocytoma Malignant,          |                                                                          |             
          Metastatic                       |                                                                          |             
      Sarcoma, Metastatic, Lung            |                                                                          |             
      Pleura, Alveolar/Bronchiolar         |                                                                          |             
          Carcinoma, Metastatic, Lung      |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    |             +     +  +     +        +  +  +                              |             
                                            __________________________________________________________________________|             
   Trachea                                 |             +     +  +     +        +  +  +                              |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |       +     I  I                                I           +            |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |             +                                               +            |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                +                                                         |             
      Squamous Cell Carcinoma              |                X                                                         |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +  +     +  +  +     +  +  +  +           +  +  +  +   |             
      Leukemia Mononuclear                 |                                  X                                       |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +  +     +  +  +  +  +  +  +  +           +  +  +  +   |             
      Leukemia Mononuclear                 |                X                 X        X                    X         |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  14                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 7| 1| 7| 4| 7| 7| 7| 6| 4| 7| 7| 1| 6| 5| 7| 7| 7| 7| 4| 1| 7| 5| 4| 1|             
                             DAY ON TEST   | 9| 2| 9| 2| 9| 2| 2| 2| 8| 6| 3| 2| 9| 8| 4| 2| 2| 3| 2| 6| 9| 2| 4| 6| 9|             
                                           | 1| 3| 1| 5| 7| 3| 3| 9| 3| 4| 1| 4| 1| 7| 3| 3| 3| 1| 4| 6| 1| 1| 8| 6| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|             
    0.1% LF                                | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               |             +                             +                       +      |             
                                            __________________________________________________________________________|             
   Intestine Large                         |             +                             +                       +      |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  |             +                             +                       +      |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  |             +                             +                       +      |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 |             +                             +                       +      |             
                                            __________________________________________________________________________|             
   Intestine Small                         |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
      Leiomyoma                            |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                |    +     +  +  +  +  +  +     +  +     +  M  +  +  +  +        +  +      |             
                                            __________________________________________________________________________|             
   Liver                                   |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
      Leukemia Mononuclear                 |                                        X        X  X                     |             
      Neoplastic Nodule                    |                                                    X                     |             
                                            __________________________________________________________________________|             
   Mesentery                               |          +                                      +     +                  |             
                                            __________________________________________________________________________|             
   Pancreas                                |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |             +                             +                       +      |             
                                            __________________________________________________________________________|             
   Stomach                                 |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Tongue                                  |    +     +  +  +  +  +  M     +  +     M  +  +  +  +  +        +  +      |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   |             +  +                          +                       +      |             
      Alveolar/Bronchiolar Carcinoma,      |                                                                          |             
          Metastatic, Lung                 |                                                                   X      |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           |             +                             +                       +      |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   |             +                             +                       +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  |             +                             +                       +      |             
      Leukemia Mononuclear                 |                                                                          |             
      Pheochromocytoma Malignant           |             X                                                            |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      |             +                             +           +           +      |             
      Adenoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       |    +     M  +  +  +  +  M     M  +     +  M  +  +  +  +        +  +      |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
      Pars Distalis, Adenoma               |    X        X  X     X                       X     X  X           X      |             
      Pars Distalis, Adenoma, Multiple     |                                        X                                 |             
      Pars Distalis, Carcinoma             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  15                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 7| 1| 7| 4| 7| 7| 7| 6| 4| 7| 7| 1| 6| 5| 7| 7| 7| 7| 4| 1| 7| 5| 4| 1|             
                             DAY ON TEST   | 9| 2| 9| 2| 9| 2| 2| 2| 8| 6| 3| 2| 9| 8| 4| 2| 2| 3| 2| 6| 9| 2| 4| 6| 9|             
                                           | 1| 3| 1| 5| 7| 3| 3| 9| 3| 4| 1| 4| 1| 7| 3| 3| 3| 1| 4| 6| 1| 1| 8| 6| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|             
    0.1% LF                                | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pars Distalis, Leukemia Mononuclear  |                                                 X                        |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           |    +        +  +  +  +  +     +        +  +     +  +              +      |             
      C-Cell, Adenoma                      |                X                                                         |             
      C-Cell, Carcinoma                    |                      X                                                   |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          |             +     +              +        +                    +  +      |             
      Adenoma                              |                   X                                            X         |             
      Carcinoma                            |                                  X                                       |             
                                            __________________________________________________________________________|             
   Ovary                                   |             +           +                 +     +     +        +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Uterus                                  |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
      Polyp Stromal                        |                X  X                                            X         |             
      Polyp Stromal, Multiple              |                                                                          |             
      Sarcoma Stromal                      |                                           X                              |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood                                   |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |             +                             +                       +      |             
                                            __________________________________________________________________________|             
   Lymph Node                              |          +  +  +        +              +  +     +  +              +      |             
      Lumbar, Leukemia Mononuclear         |                                                    X                     |             
      Mediastinal, Leukemia Mononuclear    |                                                                          |             
      Pancreatic, Leukemia Mononuclear     |                                                    X                     |             
      Renal, Leukemia Mononuclear          |                                                 X                        |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  |          +  +           +              +  +                       +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |             +                             +                       +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  |             +     +              +        +     +  +              +      |             
      Leukemia Mononuclear                 |                                                 X  X                     |             
                                            __________________________________________________________________________|             
   Thymus                                  |             +                             +                       +      |             
      Alveolar/Bronchiolar Carcinoma,      |                                                                          |             
          Metastatic, Lung                 |                                                                   X      |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           |    +     +  +  +  +     +     +        +  +  +  +  +           +  +      |             
      Fibroadenoma                         |    X     X        X     X     X        X     X     X           X         |             
      Fibroadenoma, Multiple               |                X                                X                        |             
                                            __________________________________________________________________________|             
   Skin                                    |             +                             +  +                    +      |             
      Subcutaneous Tissue, Fibroma         |                                              X                           |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  16                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 7| 1| 7| 4| 7| 7| 7| 6| 4| 7| 7| 1| 6| 5| 7| 7| 7| 7| 4| 1| 7| 5| 4| 1|             
                             DAY ON TEST   | 9| 2| 9| 2| 9| 2| 2| 2| 8| 6| 3| 2| 9| 8| 4| 2| 2| 3| 2| 6| 9| 2| 4| 6| 9|             
                                           | 1| 3| 1| 5| 7| 3| 3| 9| 3| 4| 1| 4| 1| 7| 3| 3| 3| 1| 4| 6| 1| 1| 8| 6| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|             
    0.1% LF                                | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |             +                             +                       +      |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   |             +                             +        +              +      |             
      Leukemia Mononuclear                 |                                                    X                     |             
      Medulla, Carcinoma, Metastatic,      |                                                                          |             
          Pituitary Gland                  |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                    +                     |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    |             +           +              +  +                       +      |             
      Alveolar/Bronchiolar Carcinoma       |                                                                   X      |             
      Leukemia Mononuclear                 |                                                                          |             
      Pheochromocytoma Malignant,          |                                                                          |             
          Metastatic                       |             X                                                            |             
      Sarcoma, Metastatic, Lung            |                                                                          |             
      Pleura, Alveolar/Bronchiolar         |                                                                          |             
          Carcinoma, Metastatic, Lung      |                                                                   X      |             
                                            __________________________________________________________________________|             
   Nose                                    |             +                             +                       +      |             
                                            __________________________________________________________________________|             
   Trachea                                 |             +                             +                       +      |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                    +                     |             
                                            __________________________________________________________________________|             
   Eye                                     |          +           +  +                          +           I         |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |          +                                                               |             
                                            __________________________________________________________________________|             
   Zymbal's Gland                          |                         +                                                |             
      Squamous Cell Carcinoma              |                         X                                                |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         |    +     +  +  +  +  +  +     +  +     +  +  +  +  +  +        +  +      |             
      Leukemia Mononuclear                 |                                        X        X  X                     |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  17                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 1| 1| 5| 4| 7| 7| 1| 7| 6| 7| 7| 6| 5| 4| 7| 1| 7| 7| 4|              |            |
                             DAY ON TEST   | 3| 9| 9| 9| 6| 3| 3| 9| 2| 9| 2| 2| 7| 0| 6| 2| 9| 2| 2| 6|              |            |
                                           | 1| 3| 3| 6| 4| 1| 1| 3| 5| 6| 5| 5| 6| 4| 4| 3| 3| 5| 5| 6|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|              |     A      |
    0.1% LF                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |          +                             +                                 |  12        |
                                            __________________________________________________________________________|____________|
   Intestine Large                         |          +                             A                                 |  11        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |          +                             A                                 |  11        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |          +                             A                                 |  11        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |          +                             A                                 |  11        |
                                            __________________________________________________________________________|____________|
   Intestine Small                         | +        +     +  +     +  +  +  +  +  A     +     +  +                  |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +        +     +  +     +  +  +  +  A  A     +     +  +                  |  48        |
      Leiomyoma                            |                                                       X                  |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +        +     +  +     +  +  +  +  A  A     +     +  +                  |  48        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +        +     +  +     +  +  +  +  A  A     +     +  +                  |  47        |
                                            __________________________________________________________________________|____________|
   Liver                                   | +        +     +  +     +  +  +  +  +  +     +     +  +                  |  50        |
      Leukemia Mononuclear                 |          X                 X           X                                 |         10 |
      Neoplastic Nodule                    |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Mesentery                               | +                 +                                                      |   6        |
                                            __________________________________________________________________________|____________|
   Pancreas                                | +        +     +  +     +  +  +  +  +  A     +     +  +                  |  49        |
      Leukemia Mononuclear                 |          X                 X                                             |          3 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |          +                             +                                 |  12        |
                                            __________________________________________________________________________|____________|
   Stomach                                 | +        +     +  +     +  +  +  +  +  +     +     +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +        +     +  +     +  +  +  +  +  +     +     +  +                  |  50        |
      Leukemia Mononuclear                 |          X                                                               |          1 |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +        +     +  +     +  +  +  +  +  A     +     +  +                  |  49        |
      Leukemia Mononuclear                 |          X                                                               |          1 |
                                            __________________________________________________________________________|____________|
   Tongue                                  | +        +     +  +     +  M  +  +  +  +     +     +  +                  |  43        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   |          +                             +                                 |  13        |
      Alveolar/Bronchiolar Carcinoma,      |                                                                          |            |
          Metastatic, Lung                 |                                                                          |          1 |
      Leukemia Mononuclear                 |                                        X                                 |          2 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Gland                           |          +                 +           +                                 |  14        |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Cortex                   |          +                 +           +                                 |  13        |
      Leukemia Mononuclear                 |                            X           X                                 |          2 |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Medulla                  |          +                 +           +                                 |  13        |
      Leukemia Mononuclear                 |                            X           X                                 |          2 |
      Pheochromocytoma Malignant           |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |          +        +              +     A                                 |  15        |
      Adenoma                              |                   X              X                                       |          3 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  18                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 1| 1| 5| 4| 7| 7| 1| 7| 6| 7| 7| 6| 5| 4| 7| 1| 7| 7| 4|              |            |
                             DAY ON TEST   | 3| 9| 9| 9| 6| 3| 3| 9| 2| 9| 2| 2| 7| 0| 6| 2| 9| 2| 2| 6|              |            |
                                           | 1| 3| 3| 6| 4| 1| 1| 3| 5| 6| 5| 5| 6| 4| 4| 3| 3| 5| 5| 6|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|              |     A      |
    0.1% LF                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +        +     M  +     +  +  +  +  +  M     M     +  +                  |  39        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +        +     +  +     +  +  +  +  +  M     +     +  +                  |  49        |
      Pars Distalis, Adenoma               | X        X     X           X                 X        X                  |         27 |
      Pars Distalis, Adenoma, Multiple     |                   X              X                 X                     |          4 |
      Pars Distalis, Carcinoma             |                                                                          |          1 |
      Pars Distalis, Leukemia Mononuclear  |                            X                                             |          2 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +        +     +  +     +  +  +  +     +     +     +  +                  |  43        |
      C-Cell, Adenoma                      |                                                                          |          3 |
      C-Cell, Carcinoma                    |                                              X                           |          3 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          |          +     +  +     +     +  +     +                                 |  20        |
      Adenoma                              |                         X        X                                       |          4 |
      Carcinoma                            |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Ovary                                   |          +              +           M  +                                 |  17        |
      Leukemia Mononuclear                 |                                        X                                 |          1 |
                                            __________________________________________________________________________|____________|
   Uterus                                  | +        +     +  +     +  +  +  +  +  +     +     +  +                  |  50        |
      Polyp Stromal                        |                               X  X                                       |          8 |
      Polyp Stromal, Multiple              |                                                                          |          1 |
      Sarcoma Stromal                      |                                     X                                    |          2 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood                                   |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |          +                             A                                 |  11        |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |          +     +  +        +        +  +                                 |  25        |
      Lumbar, Leukemia Mononuclear         |                                                                          |          1 |
      Mediastinal, Leukemia Mononuclear    |                            X                                             |          1 |
      Pancreatic, Leukemia Mononuclear     |                                                                          |          1 |
      Renal, Leukemia Mononuclear          |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |          +     +           +        +  +                                 |  19        |
      Leukemia Mononuclear                 |          X                 X           X                                 |          4 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |          +        +                    +                                 |  14        |
      Leukemia Mononuclear                 |          X                                                               |          3 |
                                            __________________________________________________________________________|____________|
   Spleen                                  |          +                 +           +                                 |  23        |
      Leukemia Mononuclear                 |          X                 X           X                                 |          8 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |          +                             M                                 |  10        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  19                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 1| 1| 5| 4| 7| 7| 1| 7| 6| 7| 7| 6| 5| 4| 7| 1| 7| 7| 4|              |            |
                             DAY ON TEST   | 3| 9| 9| 9| 6| 3| 3| 9| 2| 9| 2| 2| 7| 0| 6| 2| 9| 2| 2| 6|              |            |
                                           | 1| 3| 3| 6| 4| 1| 1| 3| 5| 6| 5| 5| 6| 4| 4| 3| 3| 5| 5| 6|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|              |     A      |
    0.1% LF                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Alveolar/Bronchiolar Carcinoma,      |                                                                          |            |
          Metastatic, Lung                 |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +        +              +     +  +  +  +     +     +  +                  |  36        |
      Fibroadenoma                         |                         X                    X     X                     |         17 |
      Fibroadenoma, Multiple               | X                             X  X  X                 X                  |         10 |
                                            __________________________________________________________________________|____________|
   Skin                                    |          +                             +                                 |  15        |
      Subcutaneous Tissue, Fibroma         |                                                                          |          3 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |          +                             +                                 |  13        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |          +     +                       +                                 |  15        |
      Leukemia Mononuclear                 |                                                                          |          2 |
      Medulla, Carcinoma, Metastatic,      |                                                                          |            |
          Pituitary Gland                  |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |                +                                                         |   2        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    |          +        +        +        +  +                                 |  20        |
      Alveolar/Bronchiolar Carcinoma       |                                                                          |          1 |
      Leukemia Mononuclear                 |          X                 X           X                                 |          4 |
      Pheochromocytoma Malignant,          |                                                                          |            |
          Metastatic                       |                                                                          |          1 |
      Sarcoma, Metastatic, Lung            |                                     X                                    |          1 |
      Pleura, Alveolar/Bronchiolar         |                                                                          |            |
          Carcinoma, Metastatic, Lung      |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    |          +                             +                                 |  12        |
                                            __________________________________________________________________________|____________|
   Trachea                                 |          +                             +                                 |  12        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Ear                                     |                +                                                         |   2        |
                                            __________________________________________________________________________|____________|
   Eye                                     | I        +     +           I                                             |   8        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |          +                                                               |   4        |
                                            __________________________________________________________________________|____________|
   Zymbal's Gland                          |                                                                          |   2        |
      Squamous Cell Carcinoma              |                                                                          |          2 |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  20                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 1| 1| 5| 4| 7| 7| 1| 7| 6| 7| 7| 6| 5| 4| 7| 1| 7| 7| 4|              |            |
                             DAY ON TEST   | 3| 9| 9| 9| 6| 3| 3| 9| 2| 9| 2| 2| 7| 0| 6| 2| 9| 2| 2| 6|              |            |
                                           | 1| 3| 3| 6| 4| 1| 1| 3| 5| 6| 5| 5| 6| 4| 4| 3| 3| 5| 5| 6|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|              |     A      |
    0.1% LF                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 URINARY SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +        +     +  +     +  +  +  +  +  A     +     +  +                  |  49        |
      Leukemia Mononuclear                 |          X                 X                                             |          2 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +        +     +  +     +  +  +  +  +  +     +     +  +                  |  49        |
      Leukemia Mononuclear                 |          X                                                               |          2 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         | +        +     +  +     +  +  +  +  +  +     +     +  +                  |  50        |
      Leukemia Mononuclear                 |          X                 X           X                                 |         10 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  21                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 1| 7| 7| 7| 7| 7| 4| 4| 1| 7| 6| 4| 1| 7| 7| 7| 7| 6| 7| 7| 7| 5| 4|             
                             DAY ON TEST   | 2| 3| 9| 1| 0| 2| 2| 2| 6| 6| 9| 2| 6| 6| 9| 2| 2| 2| 0| 6| 2| 2| 2| 2| 6|             
                                           | 4| 1| 1| 8| 7| 9| 4| 5| 6| 4| 1| 3| 6| 4| 1| 4| 4| 9| 9| 0| 3| 4| 4| 1| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    1.0% MF                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               |                                                                      +   |             
                                            __________________________________________________________________________|             
   Intestine Large                         |                                                                      +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  |                                                                      +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  |                                                                      +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 |                                                                      +   |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +     +  +  +  +  +           +  +        +  +  +  M  +  +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +     +  +  +  +  M           +  +        +  +  +  +  +  +  +  +  +   |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |          X  X                                      X  X  X               |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                              +                           |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |          X                                            X  X               |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |                                                                      +   |             
      Submandibular Gland, Leukemia        |                                                                          |             
          Mononuclear                      |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach                                 | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
                                            __________________________________________________________________________|             
   Tongue                                  | +  +     +  M  +  +  +           +  +        +  +  +  M  +  +  +  +      |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   |                                                                      +   |             
      Fibrosarcoma, Metastatic, Skin       |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           |          +                                         +  +              +   |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   |          +                                         +  +              +   |             
      Adenoma                              |                                                                          |             
      Fibrosarcoma, Metastatic, Skin       |                                                                          |             
      Leukemia Mononuclear                 |                                                    X                     |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  |          +                                         +  +              +   |             
      Leukemia Mononuclear                 |          X                                         X                     |             
      Pheochromocytoma Benign              |                                                    X                     |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      |                                     +                                +   |             
      Adenoma                              |                                     X                                    |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +     M  +  M  +  +           +  +        +  +  M  M  +  +  +  +  +   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
      Pars Distalis, Adenoma               |          X           X           X  X        X  X  X        X            |             
      Pars Distalis, Adenoma, Multiple     |    X           X                                         X     X  X      |             
      Pars Distalis, Leukemia Mononuclear  |          X                                         X                     |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  22                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 1| 7| 7| 7| 7| 7| 4| 4| 1| 7| 6| 4| 1| 7| 7| 7| 7| 6| 7| 7| 7| 5| 4|             
                             DAY ON TEST   | 2| 3| 9| 1| 0| 2| 2| 2| 6| 6| 9| 2| 6| 6| 9| 2| 2| 2| 0| 6| 2| 2| 2| 2| 6|             
                                           | 4| 1| 1| 8| 7| 9| 4| 5| 6| 4| 1| 3| 6| 4| 1| 4| 4| 9| 9| 0| 3| 4| 4| 1| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    1.0% MF                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      C-Cell, Adenoma                      |                X                                      X                  |             
      C-Cell, Carcinoma                    |    X        X                                                            |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +           +                                +                       +   |             
      Adenoma                              |             X                                                            |             
      Carcinoma                            |                                                                          |             
      Sarcoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  M     M  +  M  M  M           M  M        +  M  M  M  M  M  +  M  +   |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
      Adenocarcinoma                       |                                                                          |             
      Polyp Stromal                        |    X           X     X           X  X           X           X  X     X   |             
      Sarcoma Stromal                      |                                                                          |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                     +                                    |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |                                                                      +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |          +     +                             +     +           +  +  +   |             
      Lumbar, Fibrosarcoma, Metastatic,    |                                                                          |             
           Skin                            |                                                                          |             
      Mediastinal, Leukemia Mononuclear    |                                                                          |             
      Pancreatic, Leukemia Mononuclear     |                                                    X                     |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  |                                              +     +           +     +   |             
      Leukemia Mononuclear                 |                                                    X                     |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |          +     +                                   +                 +   |             
      Leukemia Mononuclear                 |          X                                         X                     |             
                                            __________________________________________________________________________|             
   Spleen                                  |          +                          +        +     +  +  +     +     +   |             
      Leukemia Mononuclear                 |          X                                         X  X  X               |             
                                            __________________________________________________________________________|             
   Thymus                                  |                                                                      +   |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           |    +        +  +     +              +                    +  +  +     +   |             
      Adenocarcinoma                       |                X                                         X               |             
      Fibroadenoma                         |             X        X              X                    X  X  X         |             
      Fibroadenoma, Multiple               |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    |                                     +                                +   |             
      Subcutaneous Tissue, Fibroma         |                                                                      X   |             
      Subcutaneous Tissue, Fibrosarcoma    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  23                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 1| 7| 7| 7| 7| 7| 4| 4| 1| 7| 6| 4| 1| 7| 7| 7| 7| 6| 7| 7| 7| 5| 4|             
                             DAY ON TEST   | 2| 3| 9| 1| 0| 2| 2| 2| 6| 6| 9| 2| 6| 6| 9| 2| 2| 2| 0| 6| 2| 2| 2| 2| 6|             
                                           | 4| 1| 1| 8| 7| 9| 4| 5| 6| 4| 1| 3| 6| 4| 1| 4| 4| 9| 9| 0| 3| 4| 4| 1| 4|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8| 8|             
    1.0% MF                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |                                                                      +   |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   |                                     +                                +   |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    |             +                                         +  +  +     +  +   |             
      Alveolar/Bronchiolar Adenoma         |                                                                          |             
      Leukemia Mononuclear                 |                                                       X                  |             
                                            __________________________________________________________________________|             
   Nose                                    |                                                                      +   |             
                                            __________________________________________________________________________|             
   Trachea                                 |                                                                      +   |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                  +                                       |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |    +                                                                     |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |          X                                         X                     |             
      Renal Tubule, Adenoma                |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |          X                                                               |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +     +  +  +  +  +           +  +        +  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |          X  X                                      X  X  X               |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  24                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 4| 7| 7| 7| 1| 7| 7| 7| 7| 7| 4| 4| 7| 7| 7| 6| 4| 7| 7| 7| 6| 1|             
                             DAY ON TEST   | 3| 2| 2| 6| 2| 2| 2| 9| 3| 2| 2| 2| 2| 6| 6| 2| 3| 2| 0| 6| 2| 2| 2| 0| 9|             
                                           | 1| 9| 4| 4| 4| 4| 4| 1| 1| 9| 4| 4| 5| 6| 6| 4| 1| 5| 3| 4| 3| 9| 5| 5| 1|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    1.0% MF                                | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               |                                                       +              +   |             
                                            __________________________________________________________________________|             
   Intestine Large                         |                                  +                    +              +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  |                                  +                    +              +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  |                                                       +              +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 |                                                       +              +   |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                     X           X     X                  |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |                                                       +              +   |             
      Submandibular Gland, Leukemia        |                                                                          |             
          Mononuclear                      |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach                                 | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Tongue                                  | +  +  +     +  +  +     +  +  +  +  +        +  +  M  +     +  +  +  +   |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   |                                                       +              +   |             
      Fibrosarcoma, Metastatic, Skin       |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           | +                 +                                M  +              +   |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   | +                 +                                   +              +   |             
      Adenoma                              |                                                                          |             
      Fibrosarcoma, Metastatic, Skin       |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  | +                 +                                   +              +   |             
      Leukemia Mononuclear                 |                                                                          |             
      Pheochromocytoma Benign              | X                 X                                                      |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      |                                                       +              +   |             
      Adenoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +     +  +  +     M  M  +  M  +        M  +  +  +     +  +  +  +   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
      Pars Distalis, Adenoma               |    X  X        X  X     X  X                          X        X     X   |             
      Pars Distalis, Adenoma, Multiple     | X           X                                                     X      |             
      Pars Distalis, Leukemia Mononuclear  |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           |    +  +     +  +  +        +  +  +           +  +  +  +     +  +  +  +   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  25                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 4| 7| 7| 7| 1| 7| 7| 7| 7| 7| 4| 4| 7| 7| 7| 6| 4| 7| 7| 7| 6| 1|             
                             DAY ON TEST   | 3| 2| 2| 6| 2| 2| 2| 9| 3| 2| 2| 2| 2| 6| 6| 2| 3| 2| 0| 6| 2| 2| 2| 0| 9|             
                                           | 1| 9| 4| 4| 4| 4| 4| 1| 1| 9| 4| 4| 5| 6| 6| 4| 1| 5| 3| 4| 3| 9| 5| 5| 1|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    1.0% MF                                | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      C-Cell, Adenoma                      |                   X                                                      |             
      C-Cell, Carcinoma                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          | +                 +                 +                 +        +     +   |             
      Adenoma                              | X                                   X                                    |             
      Carcinoma                            |                                                                X         |             
      Sarcoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  M  M     M  M  M     M  M  M  +  M        M  M  M  +     +  M  M  +   |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
      Adenocarcinoma                       |                                     X                                    |             
      Polyp Stromal                        |                                     X           X  X           X         |             
      Sarcoma Stromal                      |                X                                                         |             
                                            __________________________________________________________________________|             
   Vagina                                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |                                                       +              +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                                     +                 +              +   |             
      Lumbar, Fibrosarcoma, Metastatic,    |                                                                          |             
           Skin                            |                                                                          |             
      Mediastinal, Leukemia Mononuclear    |                                                                          |             
      Pancreatic, Leukemia Mononuclear     |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  |                                                       +              +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |                                     +                 +              +   |             
      Leukemia Mononuclear                 |                                     X                                    |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +                                      +        +              +   |             
      Leukemia Mononuclear                 |                                                       X                  |             
                                            __________________________________________________________________________|             
   Thymus                                  |                                                       +              +   |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +           +     +                             +     +        +  +  +   |             
      Adenocarcinoma                       |             X                                                            |             
      Fibroadenoma                         | X           X                                   X              X     X   |             
      Fibroadenoma, Multiple               |                                                                   X      |             
                                            __________________________________________________________________________|             
   Skin                                    |                                                       +              +   |             
      Subcutaneous Tissue, Fibroma         |                                                                          |             
      Subcutaneous Tissue, Fibrosarcoma    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  26                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 4| 7| 7| 7| 1| 7| 7| 7| 7| 7| 4| 4| 7| 7| 7| 6| 4| 7| 7| 7| 6| 1|             
                             DAY ON TEST   | 3| 2| 2| 6| 2| 2| 2| 9| 3| 2| 2| 2| 2| 6| 6| 2| 3| 2| 0| 6| 2| 2| 2| 0| 9|             
                                           | 1| 9| 4| 4| 4| 4| 4| 1| 1| 9| 4| 4| 5| 6| 6| 4| 1| 5| 3| 4| 3| 9| 5| 5| 1|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|             
    1.0% MF                                | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |                                                       +              +   |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   |                                                       +              +   |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +                          +              +        +        +     +   |             
      Alveolar/Bronchiolar Adenoma         |    X                                                                     |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    |                                                       +              +   |             
                                            __________________________________________________________________________|             
   Trachea                                 |                                                       +              +   |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                             +            |             
                                            __________________________________________________________________________|             
   Eye                                     |                         +                       +           +            |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
      Renal Tubule, Adenoma                | X                                                                        |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +     +  +  +     +  +  +  +  +        +  +  +  +     +  +  +  +   |             
      Leukemia Mononuclear                 |                                     X           X     X                  |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  27                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 1| 7| 7| 4| 7| 6| 1| 5| 3| 7| 7| 6| 5| 1| 1| 6| 4| 1| 4|              |            |
                             DAY ON TEST   | 2| 9| 2| 2| 6| 2| 9| 9| 4| 3| 2| 2| 9| 4| 9| 9| 8| 6| 9| 4|              |            |
                                           | 3| 3| 9| 5| 6| 3| 7| 3| 8| 7| 3| 5| 7| 8| 3| 3| 5| 6| 3| 1|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|              |     A      |
    1.0% MF                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |                         +  +           +                 +               |   7        |
                                            __________________________________________________________________________|____________|
   Intestine Large                         |                         +  +           +                 +               |   8        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |                         +  +           +                 +               |   8        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |                         +  +           +                 +               |   7        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |                         +  +           +                 +               |   7        |
                                            __________________________________________________________________________|____________|
   Intestine Small                         | +     +  +     +  +     +  +  +  +  +  +        +        +               |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +     +  +     +  +     +  +  +  +  +  +        +        +               |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +     +  +     +  +     +  +  +  +  +  +        +        +               |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +     +  +     +  +     +  +  +  +  +  +        +        +               |  49        |
                                            __________________________________________________________________________|____________|
   Liver                                   | +     +  +     +  +     +  +  +  +  +  +        +        +               |  50        |
      Leukemia Mononuclear                 |       X        X  X     X              X                                 |         13 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |          +        M                                                      |   2        |
                                            __________________________________________________________________________|____________|
   Pancreas                                | +     +  +     +  +     +  +  +  +  +  +        +        +               |  50        |
      Leukemia Mononuclear                 |                                                                          |          3 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |                         +  +           +                 +               |   7        |
      Submandibular Gland, Leukemia        |                                                                          |            |
          Mononuclear                      |                                        X                                 |          1 |
                                            __________________________________________________________________________|____________|
   Stomach                                 | +     +  +     +  +     +  +  +  +  +  +        +        +               |  50        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +     +  +     +  +     +  +  +  +  +  +        +        +               |  50        |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +     +  +     +  +     +  +  +  +  +  +        +        +               |  50        |
                                            __________________________________________________________________________|____________|
   Tongue                                  | +     +  +     M  M     +  +  +  +  M  +        +        +               |  43        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   |                         +  +           +                 +               |   7        |
      Fibrosarcoma, Metastatic, Skin       |                                                          X               |          1 |
      Leukemia Mononuclear                 |                                        X                                 |          1 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Gland                           |                   +     +  +           +                 +               |  13        |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Cortex                   |                   +     +  +           +                 +               |  13        |
      Adenoma                              |                   X                                                      |          1 |
      Fibrosarcoma, Metastatic, Skin       |                                                          X               |          1 |
      Leukemia Mononuclear                 |                         X              X                                 |          3 |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Medulla                  |                         +  +           +                 +               |  12        |
      Leukemia Mononuclear                 |                                        X                                 |          3 |
      Pheochromocytoma Benign              |                                                                          |          3 |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |                         +  +           +                 +               |   8        |
      Adenoma                              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | M     +  M     +  M     +  M  +  M  +  +        +        M               |  36        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  28                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 1| 7| 7| 4| 7| 6| 1| 5| 3| 7| 7| 6| 5| 1| 1| 6| 4| 1| 4|              |            |
                             DAY ON TEST   | 2| 9| 2| 2| 6| 2| 9| 9| 4| 3| 2| 2| 9| 4| 9| 9| 8| 6| 9| 4|              |            |
                                           | 3| 3| 9| 5| 6| 3| 7| 3| 8| 7| 3| 5| 7| 8| 3| 3| 5| 6| 3| 1|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|              |     A      |
    1.0% MF                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +     +  +     +  +     +  +  +  +  +  +        +        +               |  50        |
      Pars Distalis, Adenoma               | X     X        X              X  X  X  X        X        X               |         26 |
      Pars Distalis, Adenoma, Multiple     |                   X                                                      |          9 |
      Pars Distalis, Leukemia Mononuclear  |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +     +  +     +  +     +  +  +  +  +  +        +        +               |  47        |
      C-Cell, Adenoma                      |          X                                                               |          4 |
      C-Cell, Carcinoma                    |                                                                          |          2 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          |                   +     +  +           +                 M               |  14        |
      Adenoma                              |                                                                          |          3 |
      Carcinoma                            |                   X                                                      |          2 |
      Sarcoma                              |                         X                                                |          1 |
                                            __________________________________________________________________________|____________|
   Ovary                                   | M     M  M     +  M     +  +  M  M  M  +        M        +               |  15        |
                                            __________________________________________________________________________|____________|
   Uterus                                  | +     +  +     +  +     +  +  +  +  +  +        +        +               |  50        |
      Adenocarcinoma                       |                                                                          |          1 |
      Polyp Stromal                        |          X                    X                 X                        |         16 |
      Sarcoma Stromal                      |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Vagina                                  |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |                         +  +           +                 +               |   7        |
      Leukemia Mononuclear                 |                                        X                                 |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |          +        +     +  +     +     +                 +               |  17        |
      Lumbar, Fibrosarcoma, Metastatic,    |                                                                          |            |
           Skin                            |                                                          X               |          1 |
      Mediastinal, Leukemia Mononuclear    |                   X                                                      |          1 |
      Pancreatic, Leukemia Mononuclear     |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |                         M  +     +     +                 +               |  10        |
      Leukemia Mononuclear                 |                                        X                                 |          2 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |          +              +  +           +                 +               |  12        |
      Leukemia Mononuclear                 |                                        X                                 |          4 |
                                            __________________________________________________________________________|____________|
   Spleen                                  | +                 +     +  +           +                 +               |  20        |
      Leukemia Mononuclear                 |                   X     X              X                                 |          8 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |                         +  +           +                 +               |   7        |
      Leukemia Mononuclear                 |                                        X                                 |          1 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  29                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 1| 7| 7| 4| 7| 6| 1| 5| 3| 7| 7| 6| 5| 1| 1| 6| 4| 1| 4|              |            |
                             DAY ON TEST   | 2| 9| 2| 2| 6| 2| 9| 9| 4| 3| 2| 2| 9| 4| 9| 9| 8| 6| 9| 4|              |            |
                                           | 3| 3| 9| 5| 6| 3| 7| 3| 8| 7| 3| 5| 7| 8| 3| 3| 5| 6| 3| 1|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9| 9|              |     A      |
    1.0% MF                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |       +        +        +  M        +  +        +        +               |  24        |
      Adenocarcinoma                       |                                                                          |          3 |
      Fibroadenoma                         |       X        X                    X                                    |         14 |
      Fibroadenoma, Multiple               |                                                 X                        |          2 |
                                            __________________________________________________________________________|____________|
   Skin                                    |                         +  +           +                 +               |   8        |
      Subcutaneous Tissue, Fibroma         |                                                                          |          1 |
      Subcutaneous Tissue, Fibrosarcoma    |                                                          X               |          1 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |                         +  +           +                 +               |   7        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |                         +  +           +                 +               |   8        |
      Leukemia Mononuclear                 |                                        X                                 |          1 |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    |          +        +     +  +        +  +                 +               |  20        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |          1 |
      Leukemia Mononuclear                 |                   X     X              X                                 |          4 |
                                            __________________________________________________________________________|____________|
   Nose                                    |                         +  +           +                 +               |   7        |
                                            __________________________________________________________________________|____________|
   Trachea                                 |                         +  +           +                 +               |   7        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Ear                                     |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Eye                                     |          +              I              +                                 |   6        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |          +                                                               |   2        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +     +  +     +  +     +  +  +  +  +  +        +        +               |  50        |
      Leukemia Mononuclear                 |                                                                          |          2 |
      Renal Tubule, Adenoma                |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +     +  +     +  +     +  +  +  +  +  +        +        +               |  50        |
      Leukemia Mononuclear                 |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         | +     +  +     +  +     +  +  +  +  +  +        +        +               |  50        |
      Leukemia Mononuclear                 |       X        X  X     X              X                                 |         13 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  30                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 4| 4| 7| 1| 7| 7| 1| 7| 7| 5| 5| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 4|             
                             DAY ON TEST   | 2| 8| 9| 6| 1| 9| 2| 2| 9| 1| 2| 5| 6| 2| 2| 3| 3| 2| 2| 6| 3| 2| 3| 6| 6|             
                                           | 4| 8| 2| 4| 6| 1| 3| 4| 1| 5| 3| 3| 0| 5| 3| 1| 1| 5| 4| 8| 1| 4| 1| 6| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    4.0% HF                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  M     +     +  +     +  +  +  +  +  +  M  +  +  +  +  +  +  +      |             
                                            __________________________________________________________________________|             
   Intestine Large                         | +  +  +     +     +  +     +  +     +  +  +  +  +  +  +  +  +  +  +      |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  |    +  +     +     +  +     +  +     +  +  +  +  +  +  +  +  +  +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  |    +  +     +     +  +     +  +     +  +  +  +  +  +  +  +  +  +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 |    +  +     +     +  +     +  +     +  +  +  +  +  +  +  +  +  +  +      |             
      Polyp Adenomatous                    |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +  +  +     +     +  +     +  +  A  +  +  +  +  +  +  +  +  +  +  +      |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +     +     +  +     +  +  A  +  +  +  +  +  +  +  +  +  +  +      |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +     +     +  +     +  +  A  +  +  +  +  +  +  +  +  +  +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +     +     +  +     +  +  A  +  +  +  +  +  +  +  +  +  +  +      |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Leukemia Mononuclear                 |    X                                         X     X     X        X      |             
      Neoplastic Nodule                    |                   X                                                      |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Adenoma                              |                                                                          |             
      Leukemia Monocytic                   |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |       +                          +  +                                    |             
      Submandibular Gland, Leukemia        |                                                                          |             
          Mononuclear                      |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach                                 | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +     +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Tongue                                  | +  +  +     +     +  +     +  +  +  +  +     +     +  +     +  +  +      |             
      Squamous Cell Carcinoma              |       X                                                                  |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Leukemia Mononuclear                 |                                                          X               |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Adenoma                              |                                              X                           |             
      Leukemia Mononuclear                 |                                                          X               |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  31                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 4| 4| 7| 1| 7| 7| 1| 7| 7| 5| 5| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 4|             
                             DAY ON TEST   | 2| 8| 9| 6| 1| 9| 2| 2| 9| 1| 2| 5| 6| 2| 2| 3| 3| 2| 2| 6| 3| 2| 3| 6| 6|             
                                           | 4| 8| 2| 4| 6| 1| 3| 4| 1| 5| 3| 3| 0| 5| 3| 1| 1| 5| 4| 8| 1| 4| 1| 6| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    4.0% HF                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pheochromocytoma Benign              |                               X                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +     +     +  +     +  +     +  +  +  +  +  +  +  +  +  +  +      |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  M  +  +  +      |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +     +     +  +     +  +  M  +  +  +  +  +  +  +  +  +  +  +      |             
      Pars Distalis, Adenoma               | X  X              X        X  X           X     X           X            |             
      Pars Distalis, Adenoma, Multiple     |                                                                          |             
      Pars Distalis, Carcinoma             |                                                                          |             
      Pars Distalis, Leukemia Mononuclear  |                                                                          |             
      Pars Intermedia, Leukemia Mononuclear|                                                                          |             
      Pars Nervosa, Leukemia Mononuclear   |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      C-Cell, Adenoma                      |                                                                          |             
      C-Cell, Carcinoma                    |                                                                          |             
      Follicular Cell, Adenoma             |                                                 X                        |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          |       +                    +  +  +  +                                    |             
      Adenoma                              |                            X  X                                          |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  M  +      |             
      Granulosa-Theca Tumor Malignant      |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Polyp Stromal                        | X                                                                        |             
      Polyp Stromal, Multiple              |                                  X                                       |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |       +                          +  +                                    |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  M      |             
      Mediastinal, Leukemia Mononuclear    |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +     +     +  +     +  +  +  M  +  M  +  +  +  +  +  +  +  M      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |    +                             A  +                                    |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Leukemia Mononuclear                 |    X                                         X     X     X        X      |             
                                            __________________________________________________________________________|             
   Thymus                                  |       +                          +  M                                    |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           |       +                    +  +  +  +     +     +     +        +         |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  32                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 4| 4| 7| 1| 7| 7| 1| 7| 7| 5| 5| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 4|             
                             DAY ON TEST   | 2| 8| 9| 6| 1| 9| 2| 2| 9| 1| 2| 5| 6| 2| 2| 3| 3| 2| 2| 6| 3| 2| 3| 6| 6|             
                                           | 4| 8| 2| 4| 6| 1| 3| 4| 1| 5| 3| 3| 0| 5| 3| 1| 1| 5| 4| 8| 1| 4| 1| 6| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    4.0% HF                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Adenocarcinoma                       |                            X                                             |             
      Fibroadenoma                         |                                           X           X                  |             
      Fibroadenoma, Multiple               |                               X                 X              X         |             
                                            __________________________________________________________________________|             
   Skin                                    |       +                          +  +                                    |             
      Subcutaneous Tissue, Sarcoma, Poorly |                                                                          |             
          Differentiated                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |       +                       +     +                          +         |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
      Sarcoma                              |                                                                          |             
      Intercostal, Leukemia Mononuclear    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Carcinoma, Extension, Metastatic,    |                                                                          |             
           Pituitary Gland                 |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
      Choroid Plexus, Leukemia Mononuclear |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Granulosa-Theca Tumor Malignant,     |                                                                          |             
           Metastatic, Ovary               |                                                                          |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Uncertain Primary Site          |                                     X                                    |             
      Leukemia Mononuclear                 |    X                                               X     X               |             
      Sarcoma, Metastatic, Poorly          |                                                                          |             
          Differentiated, Skin             |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    |       +                          A  +                                    |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |    +                             +                                       |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  33                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 4| 4| 7| 1| 7| 7| 1| 7| 7| 5| 5| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 4| 4|             
                             DAY ON TEST   | 2| 8| 9| 6| 1| 9| 2| 2| 9| 1| 2| 5| 6| 2| 2| 3| 3| 2| 2| 6| 3| 2| 3| 6| 6|             
                                           | 4| 8| 2| 4| 6| 1| 3| 4| 1| 5| 3| 3| 0| 5| 3| 1| 1| 5| 4| 8| 1| 4| 1| 6| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    4.0% HF                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +     +     +  +     +  +  +  +  +  +  +  +  +  +  +  +  +  +      |             
      Leukemia Monocytic                   |                                                                          |             
      Leukemia Mononuclear                 |    X                                         X     X     X        X      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  34                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 1| 7| 4| 1| 5| 4| 2| 1| 7| 7| 6| 1| 4| 7| 7| 7| 5| 4| 1| 7| 6| 6| 4|             
                             DAY ON TEST   | 3| 2| 9| 2| 6| 9| 9| 6| 8| 9| 3| 2| 3| 9| 5| 2| 2| 1| 9| 6| 9| 2| 6| 2| 6|             
                                           | 1| 4| 1| 4| 6| 1| 7| 6| 4| 1| 1| 4| 0| 3| 7| 3| 3| 6| 4| 4| 3| 3| 7| 3| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    4.0% HF                                | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Large                         | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +     M        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Polyp Adenomatous                    |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Mononuclear                 | X  X                                X              X                 X   |             
      Neoplastic Nodule                    |                                                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                     +                                    |             
      Leukemia Mononuclear                 |                                     X                                    |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Adenoma                              |                                                                          |             
      Leukemia Monocytic                   |                                                                          |             
      Leukemia Mononuclear                 |                                     X                                X   |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |                   +     +           +     +           +              +   |             
      Submandibular Gland, Leukemia        |                                                                          |             
          Mononuclear                      |                                     X                                X   |             
                                            __________________________________________________________________________|             
   Stomach                                 | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Mononuclear                 |                                                                      X   |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Mononuclear                 |                                                                      X   |             
                                            __________________________________________________________________________|             
   Tongue                                  | +  +     +        +           +  +  +     +  +  +     +        +         |             
      Squamous Cell Carcinoma              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Mononuclear                 |                                     X              X                 X   |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Adenoma                              |                                                                          |             
      Leukemia Mononuclear                 |                                     X              X                 X   |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Mononuclear                 |                                     X              X                 X   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  35                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 1| 7| 4| 1| 5| 4| 2| 1| 7| 7| 6| 1| 4| 7| 7| 7| 5| 4| 1| 7| 6| 6| 4|             
                             DAY ON TEST   | 3| 2| 9| 2| 6| 9| 9| 6| 8| 9| 3| 2| 3| 9| 5| 2| 2| 1| 9| 6| 9| 2| 6| 2| 6|             
                                           | 1| 4| 1| 4| 6| 1| 7| 6| 4| 1| 1| 4| 0| 3| 7| 3| 3| 6| 4| 4| 3| 3| 7| 3| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    4.0% HF                                | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
      Pheochromocytoma Benign              |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +     M        +     +     +  +  M     M  M  M  +  +        +  +  +   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Pars Distalis, Adenoma               |          X        X           X  X           X     X  X        X  X      |             
      Pars Distalis, Adenoma, Multiple     |                                                 X                        |             
      Pars Distalis, Carcinoma             |    X                                                                     |             
      Pars Distalis, Leukemia Mononuclear  |                                                                      X   |             
      Pars Intermedia, Leukemia Mononuclear|                                                                          |             
      Pars Nervosa, Leukemia Mononuclear   |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      C-Cell, Adenoma                      |          X                                                               |             
      C-Cell, Carcinoma                    |                                                                          |             
      Follicular Cell, Adenoma             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Clitoral Gland                          |          +              +           +     +                              |             
      Adenoma                              |          X                                                               |             
                                            __________________________________________________________________________|             
   Ovary                                   | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Granulosa-Theca Tumor Malignant      |                                     X                                    |             
      Leukemia Mononuclear                 |                                     X              X                 X   |             
                                            __________________________________________________________________________|             
   Uterus                                  | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Polyp Stromal                        | X                       X     X                                X         |             
      Polyp Stromal, Multiple              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |                   +     +           +     +           +              +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Mediastinal, Leukemia Mononuclear    |                                     X                                X   |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +     +        +     M     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Mononuclear                 |    X                                X                                X   |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |                   +     M                 +           +              +   |             
      Leukemia Mononuclear                 |                                                                      X   |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Mononuclear                 | X  X                                X              X                 X   |             
                                            __________________________________________________________________________|             
   Thymus                                  |                   +     +           +     M           +              +   |             
      Leukemia Mononuclear                 |                                     X                                X   |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           |          +        +     +           +     +           +        +     +   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  36                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 1| 7| 4| 1| 5| 4| 2| 1| 7| 7| 6| 1| 4| 7| 7| 7| 5| 4| 1| 7| 6| 6| 4|             
                             DAY ON TEST   | 3| 2| 9| 2| 6| 9| 9| 6| 8| 9| 3| 2| 3| 9| 5| 2| 2| 1| 9| 6| 9| 2| 6| 2| 6|             
                                           | 1| 4| 1| 4| 6| 1| 7| 6| 4| 1| 1| 4| 0| 3| 7| 3| 3| 6| 4| 4| 3| 3| 7| 3| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    4.0% HF                                | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Adenocarcinoma                       |                                                                          |             
      Fibroadenoma                         |          X                                                     X         |             
      Fibroadenoma, Multiple               |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    |                   +     +           +     +           +              +   |             
      Subcutaneous Tissue, Sarcoma, Poorly |                                                                          |             
          Differentiated                   |                         X                                                |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |                   +     +        +  +     +           +              +   |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                     +     +                       +      |             
      Sarcoma                              |                                                                   X      |             
      Intercostal, Leukemia Mononuclear    |                                     X                                    |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Carcinoma, Extension, Metastatic,    |                                                                          |             
           Pituitary Gland                 |    X                                                                     |             
      Leukemia Mononuclear                 |                                                    X                 X   |             
      Choroid Plexus, Leukemia Mononuclear |                                     X                                    |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                   +      |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Granulosa-Theca Tumor Malignant,     |                                                                          |             
           Metastatic, Ovary               |                                     X                                    |             
      Hepatocellular Carcinoma, Metastatic,|                                                                          |             
           Uncertain Primary Site          |                                                                          |             
      Leukemia Mononuclear                 |    X                                X              X                 X   |             
      Sarcoma, Metastatic, Poorly          |                                                                          |             
          Differentiated, Skin             |                         X                                                |             
                                            __________________________________________________________________________|             
   Nose                                    |                   +     +           +     +           +              +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                       +                  |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                   +                                   +                  |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Mononuclear                 |                                     X              X                 X   |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Mononuclear                 |                                                                      X   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  37                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 1| 7| 4| 1| 5| 4| 2| 1| 7| 7| 6| 1| 4| 7| 7| 7| 5| 4| 1| 7| 6| 6| 4|             
                             DAY ON TEST   | 3| 2| 9| 2| 6| 9| 9| 6| 8| 9| 3| 2| 3| 9| 5| 2| 2| 1| 9| 6| 9| 2| 6| 2| 6|             
                                           | 1| 4| 1| 4| 6| 1| 7| 6| 4| 1| 1| 4| 0| 3| 7| 3| 3| 6| 4| 4| 3| 3| 7| 3| 6|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    4.0% HF                                | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +     +        +     +     +  +  +     +  +  +  +  +        +  +  +   |             
      Leukemia Monocytic                   |                                                                          |             
      Leukemia Mononuclear                 | X  X                                X              X                 X   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  38                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 1| 7| 7| 6| 4| 7| 7| 6| 6| 1| 1| 6| 5| 6| 6| 7| 7| 7| 4| 4|              |            |
                             DAY ON TEST   | 9| 2| 2| 8| 6| 3| 2| 8| 3| 9| 9| 3| 4| 6| 8| 2| 2| 3| 6| 6|              |            |
                                           | 3| 3| 4| 8| 6| 1| 9| 6| 2| 3| 3| 7| 9| 0| 8| 3| 3| 1| 6| 4|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     T      |
                               ANIMAL ID   | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     A      |
    4.0% HF                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |    +  +  +     +  +  +  +        +  +  +  +  +  +                        |  47        |
                                            __________________________________________________________________________|____________|
   Intestine Large                         |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  48        |
      Leukemia Mononuclear                 |          X                                                               |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  48        |
      Leukemia Mononuclear                 |          X                                                               |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  47        |
      Polyp Adenomatous                    |                                     X                                    |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small                         |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  49        |
      Leukemia Mononuclear                 |          X                                                               |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  49        |
                                            __________________________________________________________________________|____________|
   Liver                                   |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Leukemia Mononuclear                 |          X                       X                                       |         12 |
      Neoplastic Nodule                    |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                                                                          |   1        |
      Leukemia Mononuclear                 |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Pancreas                                |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Adenoma                              |                   X                                                      |          1 |
      Leukemia Monocytic                   |                                  X                                       |          1 |
      Leukemia Mononuclear                 |          X                       X                                       |          4 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |                                  +  +                                    |  11        |
      Submandibular Gland, Leukemia        |                                                                          |            |
          Mononuclear                      |                                  X                                       |          3 |
                                            __________________________________________________________________________|____________|
   Stomach                                 |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    |       +  +     +  +  +  +        +  +  +  +  +     +                     |  47        |
      Leukemia Mononuclear                 |          X                                                               |          2 |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Leukemia Mononuclear                 |          X                                                               |          2 |
                                            __________________________________________________________________________|____________|
   Tongue                                  |    +  +        +  +                 +  +  +  +  +  +                     |  39        |
      Squamous Cell Carcinoma              |                                        X                                 |          2 |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Leukemia Mononuclear                 |          X                       X                                       |          6 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Gland                           |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  39                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 1| 7| 7| 6| 4| 7| 7| 6| 6| 1| 1| 6| 5| 6| 6| 7| 7| 7| 4| 4|              |            |
                             DAY ON TEST   | 9| 2| 2| 8| 6| 3| 2| 8| 3| 9| 9| 3| 4| 6| 8| 2| 2| 3| 6| 6|              |            |
                                           | 3| 3| 4| 8| 6| 1| 9| 6| 2| 3| 3| 7| 9| 0| 8| 3| 3| 1| 6| 4|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     T      |
                               ANIMAL ID   | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     A      |
    4.0% HF                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Cortex                   |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Adenoma                              |                                                                          |          1 |
      Leukemia Mononuclear                 |          X                       X                                       |          6 |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Medulla                  |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Leukemia Mononuclear                 |          X                       X                                       |          5 |
      Pheochromocytoma Benign              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  49        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       |    +  +  +     +  +  +  +        M  +  +  +  +  +  +                     |  43        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  49        |
      Pars Distalis, Adenoma               |          X     X     X  X           X     X  X     X                     |         25 |
      Pars Distalis, Adenoma, Multiple     |                                                 X                        |          2 |
      Pars Distalis, Carcinoma             |                                                                          |          1 |
      Pars Distalis, Leukemia Mononuclear  |          X                       X                                       |          3 |
      Pars Intermedia, Leukemia Mononuclear|                                  X                                       |          1 |
      Pars Nervosa, Leukemia Mononuclear   |                                  X                                       |          1 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      C-Cell, Adenoma                      |                                           X                              |          2 |
      C-Cell, Carcinoma                    |                X                                                         |          1 |
      Follicular Cell, Adenoma             |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Clitoral Gland                          |                         +        +  +                                    |  12        |
      Adenoma                              |                         X                                                |          4 |
                                            __________________________________________________________________________|____________|
   Ovary                                   |    +  +  +     +  +  +  +        +  +  +  +  +  M  +                     |  48        |
      Granulosa-Theca Tumor Malignant      |                                                                          |          1 |
      Leukemia Mononuclear                 |                                  X                                       |          4 |
                                            __________________________________________________________________________|____________|
   Uterus                                  |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Polyp Stromal                        |    X           X  X     X                          X                     |         10 |
      Polyp Stromal, Multiple              |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |                                  +  +                                    |  11        |
      Leukemia Mononuclear                 |                                  X                                       |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  49        |
      Mediastinal, Leukemia Mononuclear    |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  46        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  40                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 1| 7| 7| 6| 4| 7| 7| 6| 6| 1| 1| 6| 5| 6| 6| 7| 7| 7| 4| 4|              |            |
                             DAY ON TEST   | 9| 2| 2| 8| 6| 3| 2| 8| 3| 9| 9| 3| 4| 6| 8| 2| 2| 3| 6| 6|              |            |
                                           | 3| 3| 4| 8| 6| 1| 9| 6| 2| 3| 3| 7| 9| 0| 8| 3| 3| 1| 6| 4|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     T      |
                               ANIMAL ID   | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     A      |
    4.0% HF                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Leukemia Mononuclear                 |          X                       X                                       |          5 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |          +                       +  +                                    |   9        |
      Leukemia Mononuclear                 |          X                       X                                       |          3 |
                                            __________________________________________________________________________|____________|
   Spleen                                  |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Leukemia Mononuclear                 |          X                       X                                       |         12 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |          M                       +  +                                    |   9        |
      Leukemia Mononuclear                 |                                                                          |          2 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |                      +  +        +  +              +                     |  22        |
      Adenocarcinoma                       |                      X                                                   |          2 |
      Fibroadenoma                         |                                     X              X                     |          6 |
      Fibroadenoma, Multiple               |                                                                          |          3 |
                                            __________________________________________________________________________|____________|
   Skin                                    |                                  +  +                                    |  11        |
      Subcutaneous Tissue, Sarcoma, Poorly |                                                                          |            |
          Differentiated                   |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |                   +              +  +                                    |  14        |
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |                                                                          |   3        |
      Sarcoma                              |                                                                          |          1 |
      Intercostal, Leukemia Mononuclear    |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Carcinoma, Extension, Metastatic,    |                                                                          |            |
           Pituitary Gland                 |                                                                          |          1 |
      Leukemia Mononuclear                 |                                  X                                       |          3 |
      Choroid Plexus, Leukemia Mononuclear |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |                                  +                                       |   2        |
      Leukemia Mononuclear                 |                                  X                                       |          1 |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Granulosa-Theca Tumor Malignant,     |                                                                          |            |
           Metastatic, Ovary               |                                                                          |          1 |
      Hepatocellular Carcinoma, Metastatic,|                                                                          |            |
           Uncertain Primary Site          |                                                                          |          1 |
      Leukemia Mononuclear                 |          X                       X                                       |          9 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  41                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 1| 7| 7| 6| 4| 7| 7| 6| 6| 1| 1| 6| 5| 6| 6| 7| 7| 7| 4| 4|              |            |
                             DAY ON TEST   | 9| 2| 2| 8| 6| 3| 2| 8| 3| 9| 9| 3| 4| 6| 8| 2| 2| 3| 6| 6|              |            |
                                           | 3| 3| 4| 8| 6| 1| 9| 6| 2| 3| 3| 7| 9| 0| 8| 3| 3| 1| 6| 4|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS FEMALE                 | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     T      |
                               ANIMAL ID   | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     A      |
    4.0% HF                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
      Sarcoma, Metastatic, Poorly          |                                                                          |            |
          Differentiated, Skin             |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    |                                  +  +                                    |  10        |
      Leukemia Mononuclear                 |                                  X                                       |          1 |
                                            __________________________________________________________________________|____________|
   Trachea                                 |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |                                        +  +                              |   5        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |                                                                          |   2        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Leukemia Mononuclear                 |          X                       X                                       |          5 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Leukemia Mononuclear                 |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         |    +  +  +     +  +  +  +        +  +  +  +  +  +  +                     |  50        |
      Leukemia Monocytic                   |                                  X                                       |          1 |
      Leukemia Mononuclear                 |          X                       X                                       |         12 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  42                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 6| 7| 2| 5| 7| 4| 5| 1| 1| 7| 7| 7| 6| 4| 7| 7| 7| 7| 1| 7| 7| 6| 4| 7|             
                             DAY ON TEST   | 8| 3| 2| 2| 7| 2| 6| 6| 8| 8| 2| 2| 0| 7| 5| 2| 2| 2| 2| 8| 2| 2| 8| 6| 2|             
                                           | 9| 6| 9| 6| 3| 9| 5| 2| 9| 9| 9| 8| 4| 9| 8| 9| 9| 4| 4| 9| 4| 1| 2| 5| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    CONTROL                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5|             
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
                                            __________________________________________________________________________|             
   Intestine Large                         |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  A     +|             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  A     +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  A     +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  A     +|             
                                            __________________________________________________________________________|             
   Intestine Small                         |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  A     +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               |    +  +  +  +  +     +        +  +  +  +  M  +  +  +  +     +  +  A     +|             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  |    +  +  +  +  +     +        +  +  +  +  +  +  +  M  +     +  +  A     +|             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                |    +  +  +  A  +     +        +  +  +  +  +  +  +  +  +     +  +  A     +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Hepatocellular Adenoma               |                                                 X                        |             
      Leukemia Mononuclear                 |    X                             X     X        X  X  X        X  X      |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
      Mesothelioma Malignant               |             X                                                            |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                                                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               |    +        +                 +                                          |             
      Leukemia Mononuclear                 |    X                                                                     |             
      Mesothelioma Malignant               |             X                 X                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Leukemia Mononuclear                 |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
      Mesothelioma Malignant               |             X                                                            |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |    +  M  +  +  +     +        +  +  +  +  +  +     M                     |             
                                            __________________________________________________________________________|             
   Stomach                                 |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    |    +  +  +  +  +     +        +  +  +  +  +  M  +  +  +     +  +  +     +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Tongue                                  |    +  +     M  +     +        +  +     +  +  +  +  +  +     M  +  +     +|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            |                                                    +                     |             
                                            __________________________________________________________________________|             
   Heart                                   |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Leukemia Mononuclear                 |    X                                                           X  X      |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
      Schwannoma Benign                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  43                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 6| 7| 2| 5| 7| 4| 5| 1| 1| 7| 7| 7| 6| 4| 7| 7| 7| 7| 1| 7| 7| 6| 4| 7|             
                             DAY ON TEST   | 8| 3| 2| 2| 7| 2| 6| 6| 8| 8| 2| 2| 0| 7| 5| 2| 2| 2| 2| 8| 2| 2| 8| 6| 2|             
                                           | 9| 6| 9| 6| 3| 9| 5| 2| 9| 9| 9| 8| 4| 9| 8| 9| 9| 4| 4| 9| 4| 1| 2| 5| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    CONTROL                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5|             
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Leukemia Mononuclear                 |                                                 X  X  X           X      |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Leukemia Mononuclear                 |                                                       X           X      |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
      Pheochromocytoma Malignant           |                                                                          |             
      Pheochromocytoma Benign              |                                  X  X              X                     |             
      Pheochromocytoma Benign, Multiple    |                X                                                        X|             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      |       +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       |    +  +  +  +  +     +        +  +  +  +  M  +  +  +  +     +  +  M     +|             
      Adenoma                              |                               X                                          |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         |    +  +  A  M  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Pars Distalis, Adenoma               |                                        X                    X  X        X|             
      Pars Distalis, Leukemia Mononuclear  |    X                                            X                 X      |             
      Pars Distalis, Lymphoma Malignant    |                                                                          |             
          Lymphocytic                      |                                     X                                    |             
      Pars Intermedia, Lymphoma Malignant  |                                                                          |             
          Lymphocytic                      |                                     X                                    |             
      Pars Nervosa, Lymphoma Malignant     |                                                                          |             
          Lymphocytic                      |                                     X                                    |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      C-Cell, Adenoma                      |                                        X                                 |             
      C-Cell, Carcinoma                    |                                                                          |             
      Follicular Cell, Adenoma             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Coagulating Gland                       |                                        +  +                              |             
                                            __________________________________________________________________________|             
   Epididymis                              |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Mesothelioma Malignant               |             X                 X                                          |             
                                            __________________________________________________________________________|             
   Preputial Gland                         |    +     M  +        +                    +                              |             
      Adenoma                              |                      X                                                   |             
      Carcinoma                            |                                                                          |             
                                            __________________________________________________________________________|             
   Prostate                                |    +  +  +  +  +     +        M  +  +  +  +  +  +  +  +     +  +  +     +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Mesothelioma Malignant               |             X                                                            |             
                                            __________________________________________________________________________|             
   Testes                                  |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Mesothelioma Malignant               |             X                 X                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  44                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 6| 7| 2| 5| 7| 4| 5| 1| 1| 7| 7| 7| 6| 4| 7| 7| 7| 7| 1| 7| 7| 6| 4| 7|             
                             DAY ON TEST   | 8| 3| 2| 2| 7| 2| 6| 6| 8| 8| 2| 2| 0| 7| 5| 2| 2| 2| 2| 8| 2| 2| 8| 6| 2|             
                                           | 9| 6| 9| 6| 3| 9| 5| 2| 9| 9| 9| 8| 4| 9| 8| 9| 9| 4| 4| 9| 4| 1| 2| 5| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    CONTROL                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5|             
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Interstitial Cell, Adenoma           |    X  X     X  X              X  X  X        X  X  X  X     X  X  X     X|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |    +     +  +        +                    +                              |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Lumbar, Leukemia Mononuclear         |                                                                          |             
      Lumbar, Lymphoma Malignant           |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Mediastinal, Leukemia Mononuclear    |    X                                            X                        |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Mediastinal, Sarcoma, Metastatic,    |                                                                          |             
           Uncertain Primary Site          |                                                                          |             
      Pancreatic, Leukemia Mononuclear     |                                                 X                 X      |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Lymphocytic                      |                                     X                                    |             
      Renal, Leukemia Mononuclear          |                                                                          |             
      Renal, Lymphoma Malignant Lymphocytic|                                     X                                    |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  |    +  M  +  M  +     +        +  +  +  +  +  +  +  M  +     +  +  +     +|             
      Leukemia Mononuclear                 |    X                                                              X      |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |    +  +  +  +        +        +  M  +  M  +     M  +           M  +      |             
      Leukemia Mononuclear                 |    X                                               X              X      |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
                                            __________________________________________________________________________|             
   Spleen                                  |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Leukemia Mononuclear                 |    X                                   X        X  X  X        X  X      |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
                                            __________________________________________________________________________|             
   Thymus                                  |    +  M  +           +           M  +  +  +  M  +  M                     |             
      Leukemia Mononuclear                 |    X                                                                     |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
      Mediastinum, Basosquamous Tumor NOS  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           |    M     M  +        +                    M     +                       +|             
      Fibroadenoma                         |                                                 X                       X|             
                                            __________________________________________________________________________|             
   Skin                                    |    +     +  +        +                 +  +     +                       +|             
      Basal Cell Carcinoma                 |                                                                          |             
      Squamous Cell Papilloma              |                                                                          |             
      Subcutaneous Tissue, Fibroma         |                                                                          |             
      Subcutaneous Tissue, Fibrosarcoma    |                                           X                              |             
      Subcutaneous Tissue, Lipoma          |          X                                                               |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  45                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 6| 7| 2| 5| 7| 4| 5| 1| 1| 7| 7| 7| 6| 4| 7| 7| 7| 7| 1| 7| 7| 6| 4| 7|             
                             DAY ON TEST   | 8| 3| 2| 2| 7| 2| 6| 6| 8| 8| 2| 2| 0| 7| 5| 2| 2| 2| 2| 8| 2| 2| 8| 6| 2|             
                                           | 9| 6| 9| 6| 3| 9| 5| 2| 9| 9| 9| 8| 4| 9| 8| 9| 9| 4| 4| 9| 4| 1| 2| 5| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    CONTROL                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5|             
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |          +  +                             +                              |             
      Osteoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                              +                           |             
      Sarcoma                              |                                              X                           |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Leukemia Mononuclear                 |    X                                                              X      |             
      Choroid Plexus, Lymphoma Malignant   |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Choroid Plexus, Sarcoma, Metastatic, |                                                                          |             
           Uncertain Primary Site          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Alveolar/Bronchiolar Adenoma         |                                                                         X|             
      Carcinoma, Metastatic, Thyroid Gland |                                                                          |             
      Leukemia Mononuclear                 |    X                                   X        X  X  X        X  X      |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
      Osteosarcoma, Metastatic, Bone       |                                                                          |             
      Pheochromocytoma Malignant,          |                                                                          |             
          Metastatic, Adrenal Gland        |                                                                          |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    |    +     +     +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Leukemia Mononuclear                 |    X                                               X                     |             
                                            __________________________________________________________________________|             
   Trachea                                 |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |       M                                                                  |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Leukemia Mononuclear                 |    X                                            X              X  X      |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Mesothelioma Malignant               |             X                                                            |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         |    +  +  +  +  +     +        +  +  +  +  +  +  +  +  +     +  +  +     +|             
 _____________________________________________________________________________________________________________________|             
                                                             Page  46                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 6| 7| 2| 5| 7| 4| 5| 1| 1| 7| 7| 7| 6| 4| 7| 7| 7| 7| 1| 7| 7| 6| 4| 7|             
                             DAY ON TEST   | 8| 3| 2| 2| 7| 2| 6| 6| 8| 8| 2| 2| 0| 7| 5| 2| 2| 2| 2| 8| 2| 2| 8| 6| 2|             
                                           | 9| 6| 9| 6| 3| 9| 5| 2| 9| 9| 9| 8| 4| 9| 8| 9| 9| 4| 4| 9| 4| 1| 2| 5| 7|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
    CONTROL                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5|             
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS - cont                   |                                                                          |             
                                           |                                                                          |             
      Leukemia Mononuclear                 |    X                             X     X        X  X  X        X  X      |             
      Lymphoma Malignant Lymphocytic       |                                     X                                    |             
      Mesothelioma Malignant               |             X                 X                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  47                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 5| 4| 1| 7| 7| 4| 1| 7| 6| 4| 1| 4| 7| 7| 7| 7| 6| 1| 7| 6| 6| 4|             
                             DAY ON TEST   | 2| 2| 1| 9| 6| 8| 2| 2| 6| 9| 2| 5| 6| 9| 6| 2| 2| 2| 2| 5| 9| 2| 7| 6| 6|             
                                           | 7| 7| 7| 0| 5| 9| 7| 4| 5| 1| 9| 6| 5| 1| 3| 9| 9| 4| 4| 4| 1| 7| 4| 4| 5|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1|             
    CONTROL                                | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0|             
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Large                         | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  M   |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Hepatocellular Adenoma               |    X                          X                                          |             
      Leukemia Mononuclear                 |          X                                                     X  X  X   |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
      Mesothelioma Malignant               |                                                                          |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                                                       X                  |             
                                            __________________________________________________________________________|             
   Mesentery                               |    +                                                              +      |             
      Leukemia Mononuclear                 |                                                                          |             
      Mesothelioma Malignant               |                                                                   X      |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Leukemia Mononuclear                 |          X                                                               |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
      Mesothelioma Malignant               |                                                                   X      |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach                                 | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
                                            __________________________________________________________________________|             
   Tongue                                  | +  +  +  +        +  +        +  +           M  +  +  +  +     +  +  +   |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Leukemia Mononuclear                 |          X                                                               |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
      Schwannoma Benign                    |       X                                                                  |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  48                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 5| 4| 1| 7| 7| 4| 1| 7| 6| 4| 1| 4| 7| 7| 7| 7| 6| 1| 7| 6| 6| 4|             
                             DAY ON TEST   | 2| 2| 1| 9| 6| 8| 2| 2| 6| 9| 2| 5| 6| 9| 6| 2| 2| 2| 2| 5| 9| 2| 7| 6| 6|             
                                           | 7| 7| 7| 0| 5| 9| 7| 4| 5| 1| 9| 6| 5| 1| 3| 9| 9| 4| 4| 4| 1| 7| 4| 4| 5|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1|             
    CONTROL                                | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0|             
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Leukemia Mononuclear                 |          X                                                               |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Leukemia Mononuclear                 |          X                                                               |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
      Pheochromocytoma Malignant           |       X                                                                  |             
      Pheochromocytoma Benign              |                                                                          |             
      Pheochromocytoma Benign, Multiple    |                                              X                           |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | M  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Adenoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  M   |             
      Pars Distalis, Adenoma               |    X                          X                 X     X  X     X  X      |             
      Pars Distalis, Leukemia Mononuclear  |          X                                                               |             
      Pars Distalis, Lymphoma Malignant    |                                                                          |             
          Lymphocytic                      |                                  X                                       |             
      Pars Intermedia, Lymphoma Malignant  |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Pars Nervosa, Lymphoma Malignant     |                                                                          |             
          Lymphocytic                      |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      C-Cell, Adenoma                      |                                                                          |             
      C-Cell, Carcinoma                    | X                                                                        |             
      Follicular Cell, Adenoma             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Coagulating Gland                       |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
      Mesothelioma Malignant               |                                                                   X      |             
                                            __________________________________________________________________________|             
   Preputial Gland                         |          +                       +                             +     +   |             
      Adenoma                              |                                  X                                       |             
      Carcinoma                            |                                                                          |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Mesothelioma Malignant               |                                                                          |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Mesothelioma Malignant               |                                                                   X      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  49                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 5| 4| 1| 7| 7| 4| 1| 7| 6| 4| 1| 4| 7| 7| 7| 7| 6| 1| 7| 6| 6| 4|             
                             DAY ON TEST   | 2| 2| 1| 9| 6| 8| 2| 2| 6| 9| 2| 5| 6| 9| 6| 2| 2| 2| 2| 5| 9| 2| 7| 6| 6|             
                                           | 7| 7| 7| 0| 5| 9| 7| 4| 5| 1| 9| 6| 5| 1| 3| 9| 9| 4| 4| 4| 1| 7| 4| 4| 5|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1|             
    CONTROL                                | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0|             
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Interstitial Cell, Adenoma           | X  X  X  X        X  X        X  X           X  X  X  X        X  X  X   |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |          +                                                               |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              | +  +  +  +        +  M        +  +           +  +  +  +  +     +  +  +   |             
      Lumbar, Leukemia Mononuclear         |                                                                          |             
      Lumbar, Lymphoma Malignant           |                                                                          |             
          Lymphocytic                      |                                  X                                       |             
      Mediastinal, Leukemia Mononuclear    |          X                                                        X      |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Lymphocytic                      |                                  X                                       |             
      Mediastinal, Sarcoma, Metastatic,    |                                                                          |             
           Uncertain Primary Site          |                                                       X                  |             
      Pancreatic, Leukemia Mononuclear     |                                                                          |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Lymphocytic                      |                                  X                                       |             
      Renal, Leukemia Mononuclear          |          X                                                           X   |             
      Renal, Lymphoma Malignant Lymphocytic|                                  X                                       |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +        +  M        +  +           +  +  +  +  +     +  +  +   |             
      Leukemia Mononuclear                 |                                                                      X   |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |       +  +                    +  +              +        +        +      |             
      Leukemia Mononuclear                 |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Leukemia Mononuclear                 |          X                                                     X  X  X   |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
                                            __________________________________________________________________________|             
   Thymus                                  |                   +              +                                       |             
      Leukemia Mononuclear                 |                                                                          |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
      Mediastinum, Basosquamous Tumor NOS  |                   X                                                      |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           |    +     +                                               +               |             
      Fibroadenoma                         |          X                                                               |             
                                            __________________________________________________________________________|             
   Skin                                    |    +     +                                                     +         |             
      Basal Cell Carcinoma                 |                                                                          |             
      Squamous Cell Papilloma              |    X                                                                     |             
      Subcutaneous Tissue, Fibroma         |                                                                X         |             
      Subcutaneous Tissue, Fibrosarcoma    |                                                                          |             
      Subcutaneous Tissue, Lipoma          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  50                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 5| 4| 1| 7| 7| 4| 1| 7| 6| 4| 1| 4| 7| 7| 7| 7| 6| 1| 7| 6| 6| 4|             
                             DAY ON TEST   | 2| 2| 1| 9| 6| 8| 2| 2| 6| 9| 2| 5| 6| 9| 6| 2| 2| 2| 2| 5| 9| 2| 7| 6| 6|             
                                           | 7| 7| 7| 0| 5| 9| 7| 4| 5| 1| 9| 6| 5| 1| 3| 9| 9| 4| 4| 4| 1| 7| 4| 4| 5|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1|             
    CONTROL                                | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0|             
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM - cont             |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |          +                                               +               |             
      Osteoma                              |                                                          X               |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                                          |             
      Sarcoma                              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
      Choroid Plexus, Lymphoma Malignant   |                                                                          |             
          Lymphocytic                      |                                                                          |             
      Choroid Plexus, Sarcoma, Metastatic, |                                                                          |             
           Uncertain Primary Site          |                                                       X                  |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Alveolar/Bronchiolar Adenoma         |                                              X                           |             
      Carcinoma, Metastatic, Thyroid Gland | X                                                                        |             
      Leukemia Mononuclear                 |          X                                                     X  X  X   |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
      Osteosarcoma, Metastatic, Bone       |                                                                          |             
      Pheochromocytoma Malignant,          |                                                                          |             
          Metastatic, Adrenal Gland        |       X                                                                  |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                                                       X                  |             
                                            __________________________________________________________________________|             
   Nose                                    |    +  +           +  +        +              +  +  +  +  +     +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                                                                   +      |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Leukemia Mononuclear                 |          X                                                           X   |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
      Sarcoma, Metastatic, Uncertain       |                                                                          |             
          Primary Site                     |                                                       X                  |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
      Lymphoma Malignant Lymphocytic       |                                                                          |             
      Mesothelioma Malignant               |                                                                   X      |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +        +  +        +  +           +  +  +  +  +     +  +  +   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  51                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 5| 4| 1| 7| 7| 4| 1| 7| 6| 4| 1| 4| 7| 7| 7| 7| 6| 1| 7| 6| 6| 4|             
                             DAY ON TEST   | 2| 2| 1| 9| 6| 8| 2| 2| 6| 9| 2| 5| 6| 9| 6| 2| 2| 2| 2| 5| 9| 2| 7| 6| 6|             
                                           | 7| 7| 7| 0| 5| 9| 7| 4| 5| 1| 9| 6| 5| 1| 3| 9| 9| 4| 4| 4| 1| 7| 4| 4| 5|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1|             
    CONTROL                                | 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0|             
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS - cont                   |                                                                          |             
                                           |                                                                          |             
      Leukemia Mononuclear                 |          X                                                     X  X  X   |             
      Lymphoma Malignant Lymphocytic       |                                  X                                       |             
      Mesothelioma Malignant               |                                                                   X      |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  52                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 6| 6| 4| 7| 7| 6| 5| 4| 7| 7| 7| 7| 5| 1| 1| 7| 6| 4|              |            |
                             DAY ON TEST   | 1| 8| 5| 4| 6| 2| 2| 3| 7| 6| 2| 2| 2| 2| 1| 8| 8| 2| 2| 6|              |            |
                                           | 7| 9| 4| 0| 5| 9| 9| 6| 5| 5| 9| 9| 9| 0| 9| 9| 9| 4| 0| 3|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     A      |
    CONTROL                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|              |     L      |
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Large                         | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  49        |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          2 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  49        |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Small                         | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  48        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  47        |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          2 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  48        |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          1 |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Hepatocellular Adenoma               |                                                                          |          3 |
      Leukemia Mononuclear                 |          X        X  X                 X                                 |         16 |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          3 |
      Mesothelioma Malignant               |                                                                          |          1 |
      Sarcoma, Metastatic, Uncertain       |                                                                          |            |
          Primary Site                     |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                      +           +                                       |   7        |
      Leukemia Mononuclear                 |                      X                                                   |          2 |
      Mesothelioma Malignant               |                                                                          |          3 |
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Leukemia Mononuclear                 |          X           X                                                   |          3 |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          3 |
      Mesothelioma Malignant               |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |          +           +  +                 +           +                  |  16        |
                                            __________________________________________________________________________|____________|
   Stomach                                 | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  49        |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          1 |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          1 |
                                            __________________________________________________________________________|____________|
   Tongue                                  | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  45        |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Leukemia Mononuclear                 |          X           X                                                   |          6 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  53                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 6| 6| 4| 7| 7| 6| 5| 4| 7| 7| 7| 7| 5| 1| 1| 7| 6| 4|              |            |
                             DAY ON TEST   | 1| 8| 5| 4| 6| 2| 2| 3| 7| 6| 2| 2| 2| 2| 1| 8| 8| 2| 2| 6|              |            |
                                           | 7| 9| 4| 0| 5| 9| 9| 6| 5| 5| 9| 9| 9| 0| 9| 9| 9| 4| 0| 3|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     A      |
    CONTROL                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|              |     L      |
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 CARDIOVASCULAR SYSTEM - cont              |                                                                          |            |
                                           |                                                                          |            |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          3 |
      Schwannoma Benign                    |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Gland                           | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Cortex                   | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Leukemia Mononuclear                 |          X           X                                                   |          7 |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          3 |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Medulla                  | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Leukemia Mononuclear                 |          X           X                                                   |          5 |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          3 |
      Pheochromocytoma Malignant           |                                                                          |          1 |
      Pheochromocytoma Benign              |    X                    X        X     X           X                     |          8 |
      Pheochromocytoma Benign, Multiple    | X                                                                        |          4 |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |    +  +  +     +  +  +  +        +  +  +  +        +  +                  |  47        |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  M  +  +     M  +  +  +     +  +  +  M  M        +  +                  |  43        |
      Adenoma                              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +     +  +  +  +     +  M  +  +  +        +  +                  |  46        |
      Pars Distalis, Adenoma               |    X                                      X        X                     |         14 |
      Pars Distalis, Leukemia Mononuclear  |          X           X                                                   |          6 |
      Pars Distalis, Lymphoma Malignant    |                                                                          |            |
          Lymphocytic                      |       X                                                                  |          3 |
      Pars Intermedia, Lymphoma Malignant  |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
      Pars Nervosa, Lymphoma Malignant     |                                                                          |            |
          Lymphocytic                      |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      C-Cell, Adenoma                      | X     X        X                                                         |          4 |
      C-Cell, Carcinoma                    |                                                                          |          1 |
      Follicular Cell, Adenoma             |                                  X                                       |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Coagulating Gland                       |                                                                          |   2        |
                                            __________________________________________________________________________|____________|
   Epididymis                              | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
      Mesothelioma Malignant               |                      X                                                   |          4 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  54                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 6| 6| 4| 7| 7| 6| 5| 4| 7| 7| 7| 7| 5| 1| 1| 7| 6| 4|              |            |
                             DAY ON TEST   | 1| 8| 5| 4| 6| 2| 2| 3| 7| 6| 2| 2| 2| 2| 1| 8| 8| 2| 2| 6|              |            |
                                           | 7| 9| 4| 0| 5| 9| 9| 6| 5| 5| 9| 9| 9| 0| 9| 9| 9| 4| 0| 3|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     A      |
    CONTROL                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|              |     L      |
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Preputial Gland                         |          +           +  +                 +           +                  |  13        |
      Adenoma                              |                                                                          |          2 |
      Carcinoma                            |                                                       X                  |          1 |
                                            __________________________________________________________________________|____________|
   Prostate                                | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  49        |
      Lymphoma Malignant Lymphocytic       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          1 |
      Mesothelioma Malignant               |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Mesothelioma Malignant               |                      X                                                   |          4 |
      Interstitial Cell, Adenoma           | X  X  X  X     X  X  X  X     X  X  X  X           X  X                  |         44 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |          +           +  +                 +           +                  |  11        |
      Leukemia Mononuclear                 |          X           X                                                   |          2 |
                                            __________________________________________________________________________|____________|
   Lymph Node                              | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  49        |
      Lumbar, Leukemia Mononuclear         |          X                                                               |          1 |
      Lumbar, Lymphoma Malignant           |                                                                          |            |
          Lymphocytic                      |       X                                                                  |          2 |
      Mediastinal, Leukemia Mononuclear    |          X           X                                                   |          6 |
      Mediastinal, Lymphoma Malignant      |                                                                          |            |
          Lymphocytic                      |       X                                                                  |          2 |
      Mediastinal, Sarcoma, Metastatic,    |                                                                          |            |
           Uncertain Primary Site          |                                                                          |          1 |
      Pancreatic, Leukemia Mononuclear     |          X           X                                                   |          4 |
      Pancreatic, Lymphoma Malignant       |                                                                          |            |
          Lymphocytic                      |                                                                          |          2 |
      Renal, Leukemia Mononuclear          |          X           X                                                   |          4 |
      Renal, Lymphoma Malignant Lymphocytic|       X                                                                  |          3 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  46        |
      Leukemia Mononuclear                 |          X           X                                                   |          5 |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          3 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  | +  M  +  +              +                             +                  |  22        |
      Leukemia Mononuclear                 |          X                                                               |          4 |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          3 |
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Leukemia Mononuclear                 |          X        X  X                 X                                 |         15 |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          3 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |       +  +           +  +                 +           M                  |  14        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  55                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 6| 6| 4| 7| 7| 6| 5| 4| 7| 7| 7| 7| 5| 1| 1| 7| 6| 4|              |            |
                             DAY ON TEST   | 1| 8| 5| 4| 6| 2| 2| 3| 7| 6| 2| 2| 2| 2| 1| 8| 8| 2| 2| 6|              |            |
                                           | 7| 9| 4| 0| 5| 9| 9| 6| 5| 5| 9| 9| 9| 0| 9| 9| 9| 4| 0| 3|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     A      |
    CONTROL                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|              |     L      |
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Leukemia Mononuclear                 |                      X                                                   |          2 |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          3 |
      Mediastinum, Basosquamous Tumor NOS  |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |    +     +           +  M        +        +           +                  |  13        |
      Fibroadenoma                         |    X                             X                                       |          5 |
                                            __________________________________________________________________________|____________|
   Skin                                    | +        +     +     +  +           +     +        +  +                  |  20        |
      Basal Cell Carcinoma                 |                X                                                         |          1 |
      Squamous Cell Papilloma              |                                     X                                    |          2 |
      Subcutaneous Tissue, Fibroma         | X                                                                        |          2 |
      Subcutaneous Tissue, Fibrosarcoma    |                                                                          |          1 |
      Subcutaneous Tissue, Lipoma          |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |          +           +  +                 +           +                  |  10        |
      Osteoma                              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |                                                                          |   1        |
      Sarcoma                              |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Leukemia Mononuclear                 |                      X                                                   |          3 |
      Choroid Plexus, Lymphoma Malignant   |                                                                          |            |
          Lymphocytic                      |       X                                                                  |          1 |
      Choroid Plexus, Sarcoma, Metastatic, |                                                                          |            |
           Uncertain Primary Site          |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |          2 |
      Carcinoma, Metastatic, Thyroid Gland |                                                                          |          1 |
      Leukemia Mononuclear                 |          X           X                 X                                 |         14 |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          3 |
      Osteosarcoma, Metastatic, Bone       |                                           X                              |          1 |
      Pheochromocytoma Malignant,          |                                                                          |            |
          Metastatic, Adrenal Gland        |                                                                          |          1 |
      Sarcoma, Metastatic, Uncertain       |                                                                          |            |
          Primary Site                     |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  56                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 6| 6| 6| 4| 7| 7| 6| 5| 4| 7| 7| 7| 7| 5| 1| 1| 7| 6| 4|              |            |
                             DAY ON TEST   | 1| 8| 5| 4| 6| 2| 2| 3| 7| 6| 2| 2| 2| 2| 1| 8| 8| 2| 2| 6|              |            |
                                           | 7| 9| 4| 0| 5| 9| 9| 6| 5| 5| 9| 9| 9| 0| 9| 9| 9| 4| 0| 3|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|              |     A      |
    CONTROL                                | 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|              |     L      |
    UM                                     | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +        +  +  +     +  +  +  +  +        +  +                  |  44        |
      Leukemia Mononuclear                 |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          1 |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |    I  +              +                    I                              |   2        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Leukemia Mononuclear                 |          X           X                                                   |          8 |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          3 |
      Sarcoma, Metastatic, Uncertain       |                                                                          |            |
          Primary Site                     |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          1 |
      Mesothelioma Malignant               |                                                                          |          2 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         | +  +  +  +     +  +  +  +     +  +  +  +  +        +  +                  |  50        |
      Leukemia Mononuclear                 |          X        X  X                 X                                 |         16 |
      Lymphoma Malignant Lymphocytic       |       X                                                                  |          3 |
      Mesothelioma Malignant               |                      X                                                   |          4 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  57                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 4| 1| 1| 7| 7| 7| 6| 4| 7| 6| 6| 6| 4| 6| 5| 5| 4| 1| 7| 6| 5| 1| 1|             
                             DAY ON TEST   | 2| 6| 6| 8| 8| 3| 2| 2| 5| 6| 3| 9| 8| 4| 6| 1| 9| 5| 6| 8| 2| 1| 6| 8| 8|             
                                           | 7| 5| 3| 9| 9| 0| 9| 7| 4| 5| 0| 5| 5| 3| 5| 8| 9| 6| 5| 9| 9| 8| 2| 9| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    0.1% LM                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               |                                        +     +  +  +           +  +      |             
                                            __________________________________________________________________________|             
   Intestine Large                         |                                        +     +  +  +           +  +      |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  |                                        +     +  +  +           +  A      |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  |                                        +     +  +  +           +  +      |             
      Mesothelioma Malignant               |                                                 X                        |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 |                                        +     +  +  +           +  A      |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +              +  +  +  +     +  +  +  +     +  +  +        +  +  +      |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +              +  +  +  A     +  +  +  +     +  +  M        +  +  A      |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +              +  +  +  A     +  +  +  +     +  +  +        +  M  +      |             
      Leukemia Mononuclear                 |                                                    X              X      |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +              +  +  +  A     +  +  +  +     +  +  M        +  +  A      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +              +  +  +  +     +  +  +  +     +  +  +        +  +  +      |             
      Hepatocellular Carcinoma             |                                                                          |             
      Hepatocellular Adenoma               |                                                                          |             
      Leukemia Mononuclear                 |                         X           X        X  X  X           X  X      |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
      Neoplastic Nodule                    |                                                                          |             
      Neoplastic Nodule, Multiple          |                               X                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                 +           +            |             
      Leukemia Mononuclear                 |                                                                          |             
      Mesothelioma Malignant               |                                                 X           X            |             
                                            __________________________________________________________________________|             
   Pancreas                                | +              +  +  +  +     +  +  +  +     +  +  +        +  +  +      |             
      Adenoma                              |                                                             X            |             
      Leukemia Mononuclear                 |                         X                                      X         |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
      Mesothelioma Malignant               |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |                                        +     +  +  +           +  +      |             
                                            __________________________________________________________________________|             
   Stomach                                 | +              +  +  +  +     +  +  +  +     +  +  +        +  +  +      |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +              +  +  +  +     +  +  +  +     +  +  +        +  +  +      |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +              +  +  +  +     +  +  +  +     +  +  +        +  +  +      |             
                                            __________________________________________________________________________|             
   Tongue                                  | +              +  +  +  +     +  +  +  +     +  +  +        M  +  +      |             
      Leukemia Mononuclear                 |                         X              X                                 |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   |                                        +     +  +  +        +  +  +      |             
      Leukemia Mononuclear                 |                                                                X  X      |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  58                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 4| 1| 1| 7| 7| 7| 6| 4| 7| 6| 6| 6| 4| 6| 5| 5| 4| 1| 7| 6| 5| 1| 1|             
                             DAY ON TEST   | 2| 6| 6| 8| 8| 3| 2| 2| 5| 6| 3| 9| 8| 4| 6| 1| 9| 5| 6| 8| 2| 1| 6| 8| 8|             
                                           | 7| 5| 3| 9| 9| 0| 9| 7| 4| 5| 0| 5| 5| 3| 5| 8| 9| 6| 5| 9| 9| 8| 2| 9| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    0.1% LM                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           |                                        +     +  +  +           +  +      |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   |                                        +     +  +  +           +  +      |             
      Leukemia Mononuclear                 |                                                                X         |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  |                                        +     +  +  +           +  +      |             
      Leukemia Mononuclear                 |                                                                X         |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
      Pheochromocytoma Benign              |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      |                                        +     +  +  +           +  +      |             
      Adenoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +              +  M  +  +     +  +  +  +     M  +  +        +  +  +      |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +              +  +  +  +     +  +  +  +     +  +  +        +  +  +      |             
      Pars Distalis, Adenoma               |                      X  X     X  X           X  X                        |             
      Pars Distalis, Adenoma, Multiple     |                                        X                                 |             
      Pars Distalis, Leukemia Mononuclear  |                                     X                          X         |             
      Pars Distalis, Lymphoma Malignant    |                                                                          |             
          Undifferentiated Cell Type       |                                                                          |             
      Pars Intermedia, Leukemia Mononuclear|                                                                          |             
      Pars Nervosa, Leukemia Mononuclear   |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           |                         +              +     +  +  +           +  +      |             
      Leukemia Mononuclear                 |                         X                                                |             
      C-Cell, Adenoma                      |                                                                          |             
      C-Cell, Carcinoma                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
      Basosquamous Tumor Benign            |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Coagulating Gland                       |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              |                                        +     +  +  +        +  +  +      |             
      Leukemia Mononuclear                 |                                                                X         |             
      Mesothelioma Malignant               |                                                 X           X            |             
                                            __________________________________________________________________________|             
   Preputial Gland                         |                         +        +  +  +     +  +  +        +  +  +      |             
      Adenoma                              |                                     X  X     X              X            |             
      Squamous Cell Carcinoma              |                                        X                                 |             
                                            __________________________________________________________________________|             
   Prostate                                |                                  +     +     +  +  +           +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         |                      +              +  +     +  +  +           +  +      |             
      Mesothelioma Malignant               |                                                 X                        |             
                                            __________________________________________________________________________|             
   Testes                                  | +              +  +  +        +     +  +     +  +  +        +  +  +      |             
      Leukemia Mononuclear                 |                                                                X         |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  59                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 4| 1| 1| 7| 7| 7| 6| 4| 7| 6| 6| 6| 4| 6| 5| 5| 4| 1| 7| 6| 5| 1| 1|             
                             DAY ON TEST   | 2| 6| 6| 8| 8| 3| 2| 2| 5| 6| 3| 9| 8| 4| 6| 1| 9| 5| 6| 8| 2| 1| 6| 8| 8|             
                                           | 7| 5| 3| 9| 9| 0| 9| 7| 4| 5| 0| 5| 5| 3| 5| 8| 9| 6| 5| 9| 9| 8| 2| 9| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    0.1% LM                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Mesothelioma Benign                  |                                                                          |             
      Mesothelioma Malignant               |                                                 X           X            |             
      Interstitial Cell, Adenoma           | X              X  X  X        X     X  X        X           X  X  X      |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |                                        +     +  +  +           +  +      |             
      Leukemia Mononuclear                 |                                                                X         |             
      Sternal, Lymphoma Malignant          |                                                                          |             
          Undifferentiated Cell Type       |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |                         +           +  +     +  +  +        +  +  +      |             
      Lumbar, Leukemia Mononuclear         |                                                                          |             
      Lumbar, Lymphoma Malignant Mixed     |                                                                          |             
      Mediastinal, Leukemia Mononuclear    |                                                                          |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Undifferentiated Cell Type       |                                                                          |             
      Pancreatic, Leukemia Mononuclear     |                                     X                                    |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Undifferentiated Cell Type       |                                                                          |             
      Renal, Leukemia Mononuclear          |                                                                X         |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  |                         +              +     +  +  +        +  +  +      |             
      Carcinoma, Metastatic, Thyroid Gland |                                                                          |             
      Leukemia Mononuclear                 |                         X                                      X         |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |                         +              M     +  +  +           +  +      |             
      Leukemia Mononuclear                 |                         X                                      X  X      |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  |                      +  +           +  +     +  +  +           +  +      |             
      Leukemia Mononuclear                 |                         X           X        X     X           X  X      |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  |                                        +     +  M  +           M  +      |             
      Leukemia Mononuclear                 |                                                                   X      |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           |                                        +     +  M  +           +  +      |             
      Fibroadenoma                         |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    |                                              +  +  +        +  +  +      |             
      Subcutaneous Tissue, Fibroma         |                                                                          |             
      Subcutaneous Tissue, Sarcoma         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  60                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 4| 1| 1| 7| 7| 7| 6| 4| 7| 6| 6| 6| 4| 6| 5| 5| 4| 1| 7| 6| 5| 1| 1|             
                             DAY ON TEST   | 2| 6| 6| 8| 8| 3| 2| 2| 5| 6| 3| 9| 8| 4| 6| 1| 9| 5| 6| 8| 2| 1| 6| 8| 8|             
                                           | 7| 5| 3| 9| 9| 0| 9| 7| 4| 5| 0| 5| 5| 3| 5| 8| 9| 6| 5| 9| 9| 8| 2| 9| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    0.1% LM                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |                                        +     +  +  +           +  +      |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                                 +                        |             
      Mesothelioma Malignant               |                                                 X                        |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   |                         +              +     +  +  +           +  +      |             
      Leukemia Mononuclear                 |                         X                                      X         |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
      Meningioma Benign                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    |                   +     +           +  +     +  +  +        +  +  +      |             
      Carcinoma, Metastatic, Thyroid Gland |                                                                          |             
      Leukemia Mononuclear                 |                         X           X           X  X           X  X      |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +              +  +  +  +     +  +  +  +     +  +  +        +  +  +      |             
      Leukemia Mononuclear                 |                                                                X         |             
      Glands, Carcinoma                    |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 |                                        +     +  +  +           +  +      |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +              +  +  +  +     +  +  +  +     +  +  +        +  +  +      |             
      Leukemia Mononuclear                 |                         X           X              X           X  X      |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +              +  +  +  +     +  +  +  +     +  +  +        +  +  +      |             
      Leukemia Mononuclear                 |                                                                          |             
      Serosa, Mesothelioma Malignant       |                                                 X                        |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +              +  +  +  +     +  +  +  +     +  +  +        +  +  +      |             
      Leukemia Mononuclear                 |                         X           X  X     X  X  X           X  X      |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                                                          |             
      Mesothelioma Benign                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  61                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 4| 4| 1| 1| 7| 7| 7| 6| 4| 7| 6| 6| 6| 4| 6| 5| 5| 4| 1| 7| 6| 5| 1| 1|             
                             DAY ON TEST   | 2| 6| 6| 8| 8| 3| 2| 2| 5| 6| 3| 9| 8| 4| 6| 1| 9| 5| 6| 8| 2| 1| 6| 8| 8|             
                                           | 7| 5| 3| 9| 9| 0| 9| 7| 4| 5| 0| 5| 5| 3| 5| 8| 9| 6| 5| 9| 9| 8| 2| 9| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1|             
    0.1% LM                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8| 9| 9| 9| 9| 9|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS - cont                   |                                                                          |             
                                           |                                                                          |             
      Mesothelioma Malignant               |                                                 X           X            |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  62                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 1| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 6| 5| 4| 7| 7| 1| 5| 1| 7| 7| 1| 5| 4|             
                             DAY ON TEST   | 3| 9| 3| 2| 6| 2| 2| 2| 2| 2| 2| 0| 2| 4| 5| 3| 2| 9| 0| 9| 3| 3| 9| 8| 6|             
                                           | 0| 1| 0| 9| 3| 9| 9| 7| 7| 4| 8| 4| 0| 6| 8| 0| 3| 1| 9| 1| 0| 0| 1| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    0.1% LM                                | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               |                                     +  +  +           +              +   |             
                                            __________________________________________________________________________|             
   Intestine Large                         |                +                    +  +  +           A              +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  |                +                    +  +  +           A              +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  |                +                    +  +  +           A              +   |             
      Mesothelioma Malignant               |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 |                +                    +  +  +           A              +   |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +     +  +     +  +  +  +  +  +  +  +  +  +  +  +     +     +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +     +  +     +  +  +  +  +  +  +  +  +  +  +  +     +     +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +     +  +     +  +  +  +  +  +  +  +  +  +  +  +     A     +  +     +   |             
      Leukemia Mononuclear                 |                                        X                                 |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +     +  +     +  +  +  +  +  A  +  +  +  +  +  +     A     +  +     +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +     +  +     +  +  +  +  +  +  +  +  +  +  +  +     +     +  +     +   |             
      Hepatocellular Carcinoma             |                                              X                           |             
      Hepatocellular Adenoma               | X                                                                        |             
      Leukemia Mononuclear                 | X                                X     X        X                    X   |             
      Lymphoma Malignant Mixed             |                            X                                             |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
      Neoplastic Nodule                    |                               X                                          |             
      Neoplastic Nodule, Multiple          |                                                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               | +                                                     +              +   |             
      Leukemia Mononuclear                 | X                                                                    X   |             
      Mesothelioma Malignant               |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +     +  +     +  +  +  +  +  +  +  +  +  +  +  +     +     +  +     +   |             
      Adenoma                              |                                                                          |             
      Leukemia Mononuclear                 |                                  X     X                                 |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
      Mesothelioma Malignant               |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |                            +        +  +  +           +              +   |             
                                            __________________________________________________________________________|             
   Stomach                                 | +     +  +     +  +  +  +  +  +  +  +  +  +  +  +     +     +  +     +   |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +     +  +     M  +  +  +  +  +  +  +  +  +  +  +     +     +  +     +   |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +     +  +     +  +  +  +  +  +  +  +  +  +  +  +     +     +  +     +   |             
                                            __________________________________________________________________________|             
   Tongue                                  | +     +  +     +  +  +  +  +  +  +  +  +  +  +  +     +     +  +     M   |             
      Leukemia Mononuclear                 |                                  X                                       |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   |          +     +              +  +  +  +  +  +        +              +   |             
      Leukemia Mononuclear                 |                                  X     X                                 |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  63                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 1| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 6| 5| 4| 7| 7| 1| 5| 1| 7| 7| 1| 5| 4|             
                             DAY ON TEST   | 3| 9| 3| 2| 6| 2| 2| 2| 2| 2| 2| 0| 2| 4| 5| 3| 2| 9| 0| 9| 3| 3| 9| 8| 6|             
                                           | 0| 1| 0| 9| 3| 9| 9| 7| 7| 4| 8| 4| 0| 6| 8| 0| 3| 1| 9| 1| 0| 0| 1| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    0.1% LM                                | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           |                               +     +  +  +           +              +   |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   |                               +     +  +  +           +              +   |             
      Leukemia Mononuclear                 |                                        X                             X   |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  |                               +     +  +  +           +              +   |             
      Leukemia Mononuclear                 |                                        X                             X   |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
      Pheochromocytoma Benign              |                                     X                                    |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +                                +  +  +  +           +              +   |             
      Adenoma                              | X                                X                                       |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +     +  +     M  +  +  +  +  +  +  +  +  +  +  +     M     +  +     +   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +     I  +     +  +  +  +  +  +  +  +  +  +  +  +     +     +  +     +   |             
      Pars Distalis, Adenoma               | X                 X        X  X        X                    X  X         |             
      Pars Distalis, Adenoma, Multiple     |          X                          X                                    |             
      Pars Distalis, Leukemia Mononuclear  | X                                X     X        X                    X   |             
      Pars Distalis, Lymphoma Malignant    |                                                                          |             
          Undifferentiated Cell Type       |                                           X                              |             
      Pars Intermedia, Leukemia Mononuclear|                                        X                                 |             
      Pars Nervosa, Leukemia Mononuclear   |                                        X                                 |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           |       +                       +     +  +  +           +              +   |             
      Leukemia Mononuclear                 |                                                                          |             
      C-Cell, Adenoma                      |       X                                                                  |             
      C-Cell, Carcinoma                    |                                                       X                  |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Tissue NOS                              |                                                                          |             
      Basosquamous Tumor Benign            |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Coagulating Gland                       |                                           +                              |             
                                            __________________________________________________________________________|             
   Epididymis                              |                                     +  +  +           +              +   |             
      Leukemia Mononuclear                 |                                                                          |             
      Mesothelioma Malignant               |                                                                          |             
                                            __________________________________________________________________________|             
   Preputial Gland                         |       +  +              +        +  +  +  M           +     +        +   |             
      Adenoma                              |                                  X                                       |             
      Squamous Cell Carcinoma              |                                                                          |             
                                            __________________________________________________________________________|             
   Prostate                                | +                                   +  +  +           +              +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         |          +           +     +        +  +  +           +     +        +   |             
      Mesothelioma Malignant               |                                                                          |             
                                            __________________________________________________________________________|             
   Testes                                  |       +  +     +     +  +  +  +  +  +  +  +  +  +     +     +  +     +   |             
      Leukemia Mononuclear                 |                                        X        X                        |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  64                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 1| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 6| 5| 4| 7| 7| 1| 5| 1| 7| 7| 1| 5| 4|             
                             DAY ON TEST   | 3| 9| 3| 2| 6| 2| 2| 2| 2| 2| 2| 0| 2| 4| 5| 3| 2| 9| 0| 9| 3| 3| 9| 8| 6|             
                                           | 0| 1| 0| 9| 3| 9| 9| 7| 7| 4| 8| 4| 0| 6| 8| 0| 3| 1| 9| 1| 0| 0| 1| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    0.1% LM                                | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Mesothelioma Benign                  |                                                                          |             
      Mesothelioma Malignant               |                                                                          |             
      Interstitial Cell, Adenoma           |       X  X     X     X  X  X  X  X  X  X     X  X     X     X  X     X   |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |                                     +  +  +           +              +   |             
      Leukemia Mononuclear                 |                                        X                                 |             
      Sternal, Lymphoma Malignant          |                                                                          |             
          Undifferentiated Cell Type       |                                           X                              |             
                                            __________________________________________________________________________|             
   Lymph Node                              | +     +  +           +     +  +  +  +  +  +     +     +              +   |             
      Lumbar, Leukemia Mononuclear         | X                                                                        |             
      Lumbar, Lymphoma Malignant Mixed     |                            X                                             |             
      Mediastinal, Leukemia Mononuclear    |                                  X     X        X                    X   |             
      Mediastinal, Lymphoma Malignant      |                                                                          |             
          Undifferentiated Cell Type       |                                           X                              |             
      Pancreatic, Leukemia Mononuclear     |                                        X                                 |             
      Pancreatic, Lymphoma Malignant       |                                                                          |             
          Undifferentiated Cell Type       |                                           X                              |             
      Renal, Leukemia Mononuclear          | X                                                                        |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  |                      +              +  +  +           +              +   |             
      Carcinoma, Metastatic, Thyroid Gland |                                                       X                  |             
      Leukemia Mononuclear                 |                                        X                             X   |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |                                     +  +  +           +              +   |             
      Leukemia Mononuclear                 |                                        X                             X   |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
                                            __________________________________________________________________________|             
   Spleen                                  | +                          +     +  +  +  +     +     +              +   |             
      Leukemia Mononuclear                 | X                                X     X        X                    X   |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
                                            __________________________________________________________________________|             
   Thymus                                  |                                  +  +  +  +           +              +   |             
      Leukemia Mononuclear                 |                                  X     X                             X   |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           | +                             +     M  +  +           M              M   |             
      Fibroadenoma                         |                               X                                          |             
      Leukemia Mononuclear                 | X                                                                        |             
                                            __________________________________________________________________________|             
   Skin                                    |                                  +  +  +  +  +        +        +     +   |             
      Subcutaneous Tissue, Fibroma         |                                  X                                       |             
      Subcutaneous Tissue, Sarcoma         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  65                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 1| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 6| 5| 4| 7| 7| 1| 5| 1| 7| 7| 1| 5| 4|             
                             DAY ON TEST   | 3| 9| 3| 2| 6| 2| 2| 2| 2| 2| 2| 0| 2| 4| 5| 3| 2| 9| 0| 9| 3| 3| 9| 8| 6|             
                                           | 0| 1| 0| 9| 3| 9| 9| 7| 7| 4| 8| 4| 0| 6| 8| 0| 3| 1| 9| 1| 0| 0| 1| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    0.1% LM                                | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |                                     +  +  +           +              +   |             
                                            __________________________________________________________________________|             
   Skeletal Muscle                         |                                           +                              |             
      Mesothelioma Malignant               |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +     +                             +  +  +           +              +   |             
      Leukemia Mononuclear                 |                                        X                             X   |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
      Meningioma Benign                    |       X                                                                  |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    |          +              +  +  +  +  +  +  +           +              +   |             
      Carcinoma, Metastatic, Thyroid Gland |                                                       X                  |             
      Leukemia Mononuclear                 |                                  X     X                             X   |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
                                            __________________________________________________________________________|             
   Nose                                    | +     +  +     +  +  +  +  +  +  +  +  +  +     +     +     +  +     +   |             
      Leukemia Mononuclear                 |                                                 X                        |             
      Glands, Carcinoma                    |                                     X                                    |             
                                            __________________________________________________________________________|             
   Trachea                                 |                                     +  +  +           +              +   |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                         +        +     +                       +     +   |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +     +  +     +  +  +  +  +  +  +  +  +  +  +  +     +     +  +     +   |             
      Leukemia Mononuclear                 |                                  X     X        X                    X   |             
      Lymphoma Malignant Mixed             |                            X                                             |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +     +  +     M  +  +  +  +  +  +  +  +  +  +  +     +     +  +     +   |             
      Leukemia Mononuclear                 | X                                                                        |             
      Serosa, Mesothelioma Malignant       |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +     +  +     +  +  +  +  +  +  +  +  +  +  +  +     +     +  +     +   |             
      Leukemia Mononuclear                 | X                                X     X        X                    X   |             
      Lymphoma Malignant Mixed             |                            X                                             |             
      Lymphoma Malignant Undifferentiated  |                                                                          |             
          Cell Type                        |                                           X                              |             
      Mesothelioma Benign                  |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  66                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 1| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 6| 5| 4| 7| 7| 1| 5| 1| 7| 7| 1| 5| 4|             
                             DAY ON TEST   | 3| 9| 3| 2| 6| 2| 2| 2| 2| 2| 2| 0| 2| 4| 5| 3| 2| 9| 0| 9| 3| 3| 9| 8| 6|             
                                           | 0| 1| 0| 9| 3| 9| 9| 7| 7| 4| 8| 4| 0| 6| 8| 0| 3| 1| 9| 1| 0| 0| 1| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|             
    0.1% LM                                | 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS - cont                   |                                                                          |             
                                           |                                                                          |             
      Mesothelioma Malignant               |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  67                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 5| 4| 7| 1| 7| 7| 7| 7| 7| 6| 6| 4| 7| 7| 7| 7| 4|              |            |
                             DAY ON TEST   | 3| 2| 2| 7| 6| 2| 9| 3| 2| 2| 2| 2| 7| 7| 6| 3| 2| 2| 1| 6|              |            |
                                           | 0| 9| 0| 2| 3| 1| 1| 0| 7| 4| 9| 7| 8| 1| 3| 0| 9| 9| 6| 5|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|              |     A      |
    0.1% LM                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |          +                                                               |  12        |
                                            __________________________________________________________________________|____________|
   Intestine Large                         |          +                                                               |  12        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |          +                                                               |  11        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |          +                                                               |  12        |
      Mesothelioma Malignant               |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |          +                                                               |  11        |
                                            __________________________________________________________________________|____________|
   Intestine Small                         | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  47        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  47        |
      Leukemia Mononuclear                 |          X                                                               |          4 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  +     +     +  +  +  +  +  A  +     +  +  +  +                  |  44        |
      Leukemia Mononuclear                 |          X                                                               |          1 |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  50        |
      Hepatocellular Carcinoma             |                                                                          |          1 |
      Hepatocellular Adenoma               |                                                                          |          1 |
      Leukemia Mononuclear                 |          X     X           X           X              X                  |         17 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
      Neoplastic Nodule                    |                                                                          |          1 |
      Neoplastic Nodule, Multiple          |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                                     +                                    |   6        |
      Leukemia Mononuclear                 |                                                                          |          2 |
      Mesothelioma Malignant               |                                     X                                    |          3 |
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  50        |
      Adenoma                              |                                  X                                       |          2 |
      Leukemia Mononuclear                 |          X                 X                          X                  |          7 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
      Mesothelioma Malignant               |                                     X                                    |          1 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |          +     +                                                         |  14        |
                                            __________________________________________________________________________|____________|
   Stomach                                 | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  49        |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  50        |
                                            __________________________________________________________________________|____________|
   Tongue                                  | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  48        |
      Leukemia Mononuclear                 |                                                                          |          3 |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Heart                                   |                                     +                                    |  18        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  68                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 5| 4| 7| 1| 7| 7| 7| 7| 7| 6| 6| 4| 7| 7| 7| 7| 4|              |            |
                             DAY ON TEST   | 3| 2| 2| 7| 6| 2| 9| 3| 2| 2| 2| 2| 7| 7| 6| 3| 2| 2| 1| 6|              |            |
                                           | 0| 9| 0| 2| 3| 1| 1| 0| 7| 4| 9| 7| 8| 1| 3| 0| 9| 9| 6| 5|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|              |     A      |
    0.1% LM                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 CARDIOVASCULAR SYSTEM - cont              |                                                                          |            |
                                           |                                                                          |            |
      Leukemia Mononuclear                 |                                                                          |          4 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Gland                           |    +  +  +     +           +     +                                       |  18        |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Cortex                   |    +  +  +     +           +     +                                       |  18        |
      Leukemia Mononuclear                 |          X     X                                                         |          5 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Medulla                  |    +  +  +     +           +     +                                       |  18        |
      Leukemia Mononuclear                 |          X     X                                                         |          5 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
      Pheochromocytoma Benign              |    X           X                 X                                       |          4 |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +        +                                                               |  15        |
      Adenoma                              |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | M  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  45        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  49        |
      Pars Distalis, Adenoma               |          X                                                               |         14 |
      Pars Distalis, Adenoma, Multiple     |                                                                          |          3 |
      Pars Distalis, Leukemia Mononuclear  |          X     X           X           X              X                  |         12 |
      Pars Distalis, Lymphoma Malignant    |                                                                          |            |
          Undifferentiated Cell Type       |                                                                          |          1 |
      Pars Intermedia, Leukemia Mononuclear|                                                                          |          1 |
      Pars Nervosa, Leukemia Mononuclear   |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           |          +              +                       +                        |  17        |
      Leukemia Mononuclear                 |                                                                          |          1 |
      C-Cell, Adenoma                      |                                                                          |          1 |
      C-Cell, Carcinoma                    |                         X                                                |          2 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Tissue NOS                              |                                              +                           |   1        |
      Basosquamous Tumor Benign            |                                              X                           |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Coagulating Gland                       |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Epididymis                              |          +                                                               |  13        |
      Leukemia Mononuclear                 |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  69                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 5| 4| 7| 1| 7| 7| 7| 7| 7| 6| 6| 4| 7| 7| 7| 7| 4|              |            |
                             DAY ON TEST   | 3| 2| 2| 7| 6| 2| 9| 3| 2| 2| 2| 2| 7| 7| 6| 3| 2| 2| 1| 6|              |            |
                                           | 0| 9| 0| 2| 3| 1| 1| 0| 7| 4| 9| 7| 8| 1| 3| 0| 9| 9| 6| 5|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|              |     A      |
    0.1% LM                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM - cont                     |                                                                          |            |
                                           |                                                                          |            |
      Mesothelioma Malignant               |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Preputial Gland                         |          +                                      +     +                  |  22        |
      Adenoma                              |                                                                          |          5 |
      Squamous Cell Carcinoma              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Prostate                                |          +                                                               |  14        |
      Leukemia Mononuclear                 |          X                                                               |          1 |
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         |       +  +     +                    +        +                           |  22        |
      Mesothelioma Malignant               |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  46        |
      Leukemia Mononuclear                 |                                                                          |          3 |
      Mesothelioma Benign                  |                               X                                          |          1 |
      Mesothelioma Malignant               |                                                                          |          2 |
      Interstitial Cell, Adenoma           | X  X  X  X     X     X  X  X  X  X  X  X     X  X  X  X                  |         43 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |          +                                                               |  12        |
      Leukemia Mononuclear                 |          X                                                               |          3 |
      Sternal, Lymphoma Malignant          |                                                                          |            |
          Undifferentiated Cell Type       |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node                              |       +  +     +           +        +           +     +                  |  29        |
      Lumbar, Leukemia Mononuclear         |                                                                          |          1 |
      Lumbar, Lymphoma Malignant Mixed     |                                                                          |          1 |
      Mediastinal, Leukemia Mononuclear    |          X                                            X                  |          6 |
      Mediastinal, Lymphoma Malignant      |                                                                          |            |
          Undifferentiated Cell Type       |                                                                          |          1 |
      Pancreatic, Leukemia Mononuclear     |          X     X                                      X                  |          5 |
      Pancreatic, Lymphoma Malignant       |                                                                          |            |
          Undifferentiated Cell Type       |                                                                          |          1 |
      Renal, Leukemia Mononuclear          |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |          +     +                    +                 +                  |  18        |
      Carcinoma, Metastatic, Thyroid Gland |                                                                          |          1 |
      Leukemia Mononuclear                 |          X                                            X                  |          6 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |          +     +                                      +                  |  14        |
      Leukemia Mononuclear                 |          X                                            X                  |          7 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Spleen                                  |          +     +        +  +  +        +              +                  |  25        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  70                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 5| 4| 7| 1| 7| 7| 7| 7| 7| 6| 6| 4| 7| 7| 7| 7| 4|              |            |
                             DAY ON TEST   | 3| 2| 2| 7| 6| 2| 9| 3| 2| 2| 2| 2| 7| 7| 6| 3| 2| 2| 1| 6|              |            |
                                           | 0| 9| 0| 2| 3| 1| 1| 0| 7| 4| 9| 7| 8| 1| 3| 0| 9| 9| 6| 5|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|              |     A      |
    0.1% LM                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
      Leukemia Mononuclear                 |          X     X           X           X              X                  |         16 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |       M  +                                                               |  11        |
      Leukemia Mononuclear                 |          X                                                               |          5 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |          +                                                               |  10        |
      Fibroadenoma                         |                                                                          |          1 |
      Leukemia Mononuclear                 |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Skin                                    |       +  +                 +     +                                       |  18        |
      Subcutaneous Tissue, Fibroma         |                                                                          |          1 |
      Subcutaneous Tissue, Sarcoma         |       X                                                                  |          1 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |          +                                                               |  12        |
                                            __________________________________________________________________________|____________|
   Skeletal Muscle                         |                                                                          |   2        |
      Mesothelioma Malignant               |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |          +                                                               |  15        |
      Leukemia Mononuclear                 |          X                                                               |          5 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
      Meningioma Benign                    |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    |          +     +     +              +  +     +  +     +                  |  28        |
      Carcinoma, Metastatic, Thyroid Gland |                                                                          |          1 |
      Leukemia Mononuclear                 |          X     X                       X              X                  |         13 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +  +     +     +  +  +  +  +  +  +        +  +  +                  |  48        |
      Leukemia Mononuclear                 |          X                             X              X                  |          5 |
      Glands, Carcinoma                    |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Trachea                                 |          +                                                               |  12        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  71                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 7| 5| 4| 7| 1| 7| 7| 7| 7| 7| 6| 6| 4| 7| 7| 7| 7| 4|              |            |
                             DAY ON TEST   | 3| 2| 2| 7| 6| 2| 9| 3| 2| 2| 2| 2| 7| 7| 6| 3| 2| 2| 1| 6|              |            |
                                           | 0| 9| 0| 2| 3| 1| 1| 0| 7| 4| 9| 7| 8| 1| 3| 0| 9| 9| 6| 5|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2|              |     A      |
    0.1% LM                                | 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 SPECIAL SENSES SYSTEM - cont              |                                                                          |            |
                                           |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Eye                                     |       +  +                    +        +              I                  |   9        |
      Leukemia Mononuclear                 |          X                                                               |          1 |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  50        |
      Leukemia Mononuclear                 |          X                                            X                  |         11 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  49        |
      Leukemia Mononuclear                 |                                                                          |          1 |
      Serosa, Mesothelioma Malignant       |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         | +  +  +  +     +     +  +  +  +  +  +  +     +  +  +  +                  |  50        |
      Leukemia Mononuclear                 |          X     X           X           X              X                  |         18 |
      Lymphoma Malignant Mixed             |                                                                          |          1 |
      Lymphoma Malignant Undifferentiated  |                                                                          |            |
          Cell Type                        |                                                                          |          1 |
      Mesothelioma Benign                  |                               X                                          |          1 |
      Mesothelioma Malignant               |                                     X                                    |          3 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  72                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 5| 1| 1| 5| 4| 4| 1| 1| 7| 7| 6| 4| 1| 7| 7| 7| 6| 4| 1| 7| 1| 6| 7|             
                             DAY ON TEST   | 2| 8| 5| 8| 8| 5| 6| 6| 8| 8| 2| 2| 8| 6| 8| 2| 2| 2| 7| 6| 9| 2| 9| 7| 2|             
                                           | 7| 7| 5| 9| 9| 5| 3| 3| 9| 9| 8| 7| 0| 3| 9| 9| 4| 4| 4| 5| 1| 8| 1| 4| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    1.0% MM                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               |       +        M                                                         |             
                                            __________________________________________________________________________|             
   Intestine Large                         |       +        +                                                         |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  |       +        +                                                         |             
      Leukemia Mononuclear                 |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  |       +        +                                                         |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 |       +        +                                                         |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | M  +  +        +              +  +  +        +  +  +  +        +     +  +|             
      Leukemia Mononuclear                 |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
      Cholangiocarcinoma                   |                                                                          |             
      Hemangiosarcoma                      |                                                                          |             
      Hepatocellular Adenoma, Multiple     |                                                                          |             
      Leukemia Mononuclear                 | X              X              X              X     X  X              X  X|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Neoplastic Nodule                    |                                              X                           |             
      Neoplastic Nodule, Multiple          |                                                                          |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                       +                  |             
      Leukemia Mononuclear                 |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Mesothelioma Malignant               |                                                       X                  |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
      Adenoma                              |                                                                          |             
      Leukemia Mononuclear                 |                                              X        X              X  X|             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |       +        +                                                         |             
      Sublingual Gland, Lymphoma Malignant |                                                                          |             
          Mixed                            |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach                                 | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Tongue                                  | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            |    +                                                                     |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  73                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 5| 1| 1| 5| 4| 4| 1| 1| 7| 7| 6| 4| 1| 7| 7| 7| 6| 4| 1| 7| 1| 6| 7|             
                             DAY ON TEST   | 2| 8| 5| 8| 8| 5| 6| 6| 8| 8| 2| 2| 8| 6| 8| 2| 2| 2| 7| 6| 9| 2| 9| 7| 2|             
                                           | 7| 7| 5| 9| 9| 5| 3| 3| 9| 9| 8| 7| 0| 3| 9| 9| 4| 4| 4| 5| 1| 8| 1| 4| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    1.0% MM                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   |       +        +                                                        +|             
      Leukemia Mononuclear                 |                X                                                         |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Schwannoma Malignant                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           |       +        +                                                         |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   |       +        +                                                         |             
      Leukemia Mononuclear                 |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  |       +        +                                                         |             
      Leukemia Mononuclear                 |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Pheochromocytoma Malignant           |                                                                          |             
      Pheochromocytoma Benign              |       X                                                                  |             
      Pheochromocytoma Benign, Multiple    |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      |       +        +                                                         |             
      Carcinoma                            |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  M        M              +  +  +        +  +  +  +        +     +  +|             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
      Pars Distalis, Adenoma               | X  X                                X           X                        |             
      Pars Distalis, Adenoma, Multiple     |                                                                          |             
      Pars Distalis, Leukemia Mononuclear  |                                              X        X              X  X|             
      Pars Distalis, Pars Intermedia, Pars |                                                                          |             
          Nervosa, Leukemia Mononuclear    |                                                                          |             
      Pars Distalis, Pars Nervosa,         |                                                                          |             
          Leukemia Mononuclear             |                                                                          |             
      Pars Nervosa, Leukemia Mononuclear   |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           |    +  +        +                    +                          +         |             
      C-Cell, Adenoma                      |                                                                X         |             
      C-Cell, Carcinoma                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Coagulating Gland                       |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              |       +        +                                      +                  |             
      Mesothelioma Malignant               |                                                       X                  |             
                                            __________________________________________________________________________|             
   Preputial Gland                         |       +        +              +                                +         |             
      Adenoma                              |                                                                          |             
      Carcinoma                            |                               X                                          |             
                                            __________________________________________________________________________|             
   Prostate                                |       +        +                                                         |             
      Lymphoma Malignant Mixed             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  74                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 5| 1| 1| 5| 4| 4| 1| 1| 7| 7| 6| 4| 1| 7| 7| 7| 6| 4| 1| 7| 1| 6| 7|             
                             DAY ON TEST   | 2| 8| 5| 8| 8| 5| 6| 6| 8| 8| 2| 2| 8| 6| 8| 2| 2| 2| 7| 6| 9| 2| 9| 7| 2|             
                                           | 7| 7| 5| 9| 9| 5| 3| 3| 9| 9| 8| 7| 0| 3| 9| 9| 4| 4| 4| 5| 1| 8| 1| 4| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    1.0% MM                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +     +        +                 +           +  +                    +   |             
      Mesothelioma Malignant               |                                                                          |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
      Leukemia Mononuclear                 |                                                                          |             
      Mesothelioma Benign                  |                                                                          |             
      Mesothelioma Malignant               |                                                       X                  |             
      Interstitial Cell, Adenoma           | X     X        X              X  X  X        X  X  X  X        X     X  X|             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |       +        +                                                         |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              | +  +  +        +                                      +        +     +  +|             
      Carcinoma, Metastatic, Thyroid Gland |                                                                          |             
      Mediastinal, Leukemia Mononuclear    |                                                                         X|             
      Mediastinal, Lymphoma Malignant Mixed|                                                                          |             
      Pancreatic, Leukemia Mononuclear     |                                                       X              X   |             
      Renal, Leukemia Mononuclear          |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  |       +        +                                                         |             
      Leukemia Mononuclear                 |                X                                                         |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  | +  +  +        +                                                     +   |             
      Leukemia Mononuclear                 |                                                                      X   |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +        +              +  +           +  +  +  +        +     +   |             
      Hemangioma                           |                                                       X                  |             
      Hemangiosarcoma                      |                                                                          |             
      Leukemia Mononuclear                 |                X                             X     X  X              X   |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Sarcoma                              |                                  X                                       |             
                                            __________________________________________________________________________|             
   Thymus                                  |       +        +                                                         |             
      Leukemia Mononuclear                 |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           |       +        +                                                         |             
      Fibroadenoma                         |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    |       +        +                    +                 +                 +|             
      Basosquamous Tumor Benign            |                                                                          |             
      Keratoacanthoma                      |                                                                          |             
      Squamous Cell Papilloma              |                                                                         X|             
      Subcutaneous Tissue, Fibroma         |       X                                                                  |             
      Subcutaneous Tissue, Lymphoma        |                                                                          |             
          Malignant Mixed                  |                                                                          |             
      Subcutaneous Tissue, Myxoma          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  75                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 5| 1| 1| 5| 4| 4| 1| 1| 7| 7| 6| 4| 1| 7| 7| 7| 6| 4| 1| 7| 1| 6| 7|             
                             DAY ON TEST   | 2| 8| 5| 8| 8| 5| 6| 6| 8| 8| 2| 2| 8| 6| 8| 2| 2| 2| 7| 6| 9| 2| 9| 7| 2|             
                                           | 7| 7| 5| 9| 9| 5| 3| 3| 9| 9| 8| 7| 0| 3| 9| 9| 4| 4| 4| 5| 1| 8| 1| 4| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    1.0% MM                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Subcutaneous Tissue, Sarcoma         |                                     X                                    |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |       +        +                                               +         |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   |       +        +                                                         |             
      Leukemia Mononuclear                 |                X                                                         |             
      Choroid Plexus, Lymphoma Malignant   |                                                                          |             
          Mixed                            |                                                                          |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +        +              +                       +              +   |             
      Alveolar/Bronchiolar Adenoma         |                                                                          |             
      Alveolar/Bronchiolar Carcinoma,      |                                                                          |             
          Multiple                         |                                                                          |             
      Carcinoma, Metastatic, Thyroid Gland |                                                                          |             
      Cholangiocarcinoma, Metastatic, Liver|                                                                          |             
      Leukemia Mononuclear                 |                X                                      X              X   |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Mediastinum, Schwannoma Malignant,   |                                                                          |             
           Metastatic, Heart               |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +        +              +  +  +        +  +  +  +        +     +   |             
      Leukemia Mononuclear                 |                                                                      X   |             
                                            __________________________________________________________________________|             
   Trachea                                 |       +        +                                                         |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |    +  +                       +  I                                       |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
      Leukemia Mononuclear                 |                                              X                       X   |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +        +              +  +  +        +  +  +  +        +     +  +|             
      Leukemia Mononuclear                 | X              X              X              X     X  X              X  X|             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  76                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 6| 5| 1| 1| 5| 4| 4| 1| 1| 7| 7| 6| 4| 1| 7| 7| 7| 6| 4| 1| 7| 1| 6| 7|             
                             DAY ON TEST   | 2| 8| 5| 8| 8| 5| 6| 6| 8| 8| 2| 2| 8| 6| 8| 2| 2| 2| 7| 6| 9| 2| 9| 7| 2|             
                                           | 7| 7| 5| 9| 9| 5| 3| 3| 9| 9| 8| 7| 0| 3| 9| 9| 4| 4| 4| 5| 1| 8| 1| 4| 8|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    1.0% MM                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS - cont                   |                                                                          |             
                                           |                                                                          |             
      Mesothelioma Benign                  |                                                                          |             
      Mesothelioma Malignant               |                                                       X                  |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  77                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 7| 7| 7| 4| 7| 7| 7| 4| 4| 7| 7| 6| 6| 6| 7| 6| 7| 7| 5| 7| 7| 6| 6| 4|             
                             DAY ON TEST   | 9| 2| 2| 2| 6| 2| 2| 2| 6| 6| 0| 0| 9| 4| 0| 2| 7| 2| 0| 7| 2| 2| 9| 2| 6|             
                                           | 1| 9| 8| 4| 5| 9| 7| 4| 5| 3| 4| 4| 0| 3| 8| 9| 3| 9| 3| 4| 9| 9| 9| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    1.0% MM                                | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               |                                        +  +              +           +   |             
                                            __________________________________________________________________________|             
   Intestine Large                         |       +                                +  A              +           +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  |       +                                +  A              +           +   |             
      Leukemia Mononuclear                 |       X                                                                  |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  |                                        +  A              +           +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 |                                        +  A              +           +   |             
                                            __________________________________________________________________________|             
   Intestine Small                         |    +  +  +     +  +  +        +  +  +  +  A  +  +  +  +  +  +  +  +  +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               |    +  +  +     +  +  +        +  +  +  +  A  +  +  +  +  +  +  +  +  +   |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  |    +  +  +     +  +  +        +  +  +  +  A  +  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |       X                             X                                    |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                |    M  +  +     M  +  +        M  +  +  +  A  M  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |       X                                                                  |             
                                            __________________________________________________________________________|             
   Liver                                   |    +  +  +     +  +  +        +  +  +  +  +  +  +  +  +  +  +  +  +  +   |             
      Cholangiocarcinoma                   |                               X                                          |             
      Hemangiosarcoma                      |    X                                                                     |             
      Hepatocellular Adenoma, Multiple     |                                                                          |             
      Leukemia Mononuclear                 |       X  X                       X  X        X        X        X     X   |             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Neoplastic Nodule                    |                                                                          |             
      Neoplastic Nodule, Multiple          |                                                                X         |             
                                            __________________________________________________________________________|             
   Mesentery                               |       +           +                                                      |             
      Leukemia Mononuclear                 |       X                                                                  |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Mesothelioma Malignant               |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                |    +  +  +     +  +  +        +  +  +  +  +  +  +  +  +  +  +  +  +  +   |             
      Adenoma                              |          X                                      X                        |             
      Leukemia Mononuclear                 |       X  X                          X                                    |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |                                        +  +              +           +   |             
      Sublingual Gland, Lymphoma Malignant |                                                                          |             
          Mixed                            |                                                                          |             
                                            __________________________________________________________________________|             
   Stomach                                 |    +  +  +     +  +  +        +  +  +  +  +  +  +  +  +  +  +  +  +  +   |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    |    +  +  +     +  +  +        +  +  +  +  +  +  +  +  +  +  +  +  +  +   |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      |    +  +  +     +  +  +        +  +  +  +  +  +  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |       X                             X                                    |             
                                            __________________________________________________________________________|             
   Tongue                                  |    +  M  +     +  +  +        +  +  +  +  +  +  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  78                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 7| 7| 7| 4| 7| 7| 7| 4| 4| 7| 7| 6| 6| 6| 7| 6| 7| 7| 5| 7| 7| 6| 6| 4|             
                             DAY ON TEST   | 9| 2| 2| 2| 6| 2| 2| 2| 6| 6| 0| 0| 9| 4| 0| 2| 7| 2| 0| 7| 2| 2| 9| 2| 6|             
                                           | 1| 9| 8| 4| 5| 9| 7| 4| 5| 3| 4| 4| 0| 3| 8| 9| 3| 9| 3| 4| 9| 9| 9| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    1.0% MM                                | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM - cont              |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   |    +  +                                +  +        +     +           +   |             
      Leukemia Mononuclear                 |                                                                      X   |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Schwannoma Malignant                 |    X                                                                     |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           |    +  +  +     +                    +  +  +        +     +           +   |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   |    +  +  +     +                    +  +  +        +     +           +   |             
      Leukemia Mononuclear                 |       X  X                          X                                X   |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  |    +  +  +     +                    +  +  +        +     +           +   |             
      Leukemia Mononuclear                 |       X  X                          X                                X   |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Pheochromocytoma Malignant           |                                                                          |             
      Pheochromocytoma Benign              |    X     X     X                       X           X     X               |             
      Pheochromocytoma Benign, Multiple    |       X                                                                  |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      |                                        +  +              +        +  +   |             
      Carcinoma                            |                                                                   X      |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       |    M  +  +     +  +  +        M  +  +  +  +  +  +  +  +  +  +  +  +  I   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         |    +  +  +     +  +  +        +  +  +  +  +  +  +  +  +  +  +  +  +  +   |             
      Pars Distalis, Adenoma               |    X                          X        X        X  X        X            |             
      Pars Distalis, Adenoma, Multiple     |                                              X                           |             
      Pars Distalis, Leukemia Mononuclear  |       X                             X                          X     X   |             
      Pars Distalis, Pars Intermedia, Pars |                                                                          |             
          Nervosa, Leukemia Mononuclear    |                                                                          |             
      Pars Distalis, Pars Nervosa,         |                                                                          |             
          Leukemia Mononuclear             |                                                                          |             
      Pars Nervosa, Leukemia Mononuclear   |                                     X                                    |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           |          +                       +  +  +  +              +           +   |             
      C-Cell, Adenoma                      |                                  X                                   X   |             
      C-Cell, Carcinoma                    |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Coagulating Gland                       |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              |                                        +  +              +           +   |             
      Mesothelioma Malignant               |                                                                          |             
                                            __________________________________________________________________________|             
   Preputial Gland                         |          +                       +     +  +              +           +   |             
      Adenoma                              |          X                                                               |             
      Carcinoma                            |                                                                          |             
                                            __________________________________________________________________________|             
   Prostate                                |                                        +  +              +           +   |             
      Lymphoma Malignant Mixed             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  79                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 7| 7| 7| 4| 7| 7| 7| 4| 4| 7| 7| 6| 6| 6| 7| 6| 7| 7| 5| 7| 7| 6| 6| 4|             
                             DAY ON TEST   | 9| 2| 2| 2| 6| 2| 2| 2| 6| 6| 0| 0| 9| 4| 0| 2| 7| 2| 0| 7| 2| 2| 9| 2| 6|             
                                           | 1| 9| 8| 4| 5| 9| 7| 4| 5| 3| 4| 4| 0| 3| 8| 9| 3| 9| 3| 4| 9| 9| 9| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    1.0% MM                                | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         |                      +                 +  +              +        +  +   |             
      Mesothelioma Malignant               |                                                                          |             
                                            __________________________________________________________________________|             
   Testes                                  |    +  +  +     +  +  +        +  +  +  +  +  +     +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |                                                                      X   |             
      Mesothelioma Benign                  |                                                                          |             
      Mesothelioma Malignant               |                                                                          |             
      Interstitial Cell, Adenoma           |    X  X  X     X  X  X        X  X  X     X  X     X  X  X  X  X  X  X   |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |                                        +  +              +           +   |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node                              |    +  +                       +        +  +  +           +  +        +   |             
      Carcinoma, Metastatic, Thyroid Gland |                                                                          |             
      Mediastinal, Leukemia Mononuclear    |                                                                          |             
      Mediastinal, Lymphoma Malignant Mixed|                                                                          |             
      Pancreatic, Leukemia Mononuclear     |       X                                                                  |             
      Renal, Leukemia Mononuclear          |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  |       +                                +  +  +           +           +   |             
      Leukemia Mononuclear                 |       X                                                              X   |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |       +                       +        +  +              +           +   |             
      Leukemia Mononuclear                 |       X                                                                  |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Spleen                                  |    +  +  +     +     +           +  +  +  +  +  +  +  +  +     +  +  +   |             
      Hemangioma                           |                                                                          |             
      Hemangiosarcoma                      |    X                                                                     |             
      Leukemia Mononuclear                 |       X  X                       X  X        X        X        X     X   |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Sarcoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Thymus                                  |       +                                +  +              +           +   |             
      Leukemia Mononuclear                 |       X                                                                  |             
      Lymphoma Malignant Mixed             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           |                                        +  +              +  +  +  +  +   |             
      Fibroadenoma                         |                                                             X  X  X      |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    |    +     +                    +        +  +              +           +   |             
      Basosquamous Tumor Benign            |                                                                          |             
      Keratoacanthoma                      |                               X                                          |             
      Squamous Cell Papilloma              |          X                                                               |             
      Subcutaneous Tissue, Fibroma         |                                                                          |             
      Subcutaneous Tissue, Lymphoma        |                                                                          |             
          Malignant Mixed                  |                                                                          |             
      Subcutaneous Tissue, Myxoma          |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  80                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 7| 7| 7| 4| 7| 7| 7| 4| 4| 7| 7| 6| 6| 6| 7| 6| 7| 7| 5| 7| 7| 6| 6| 4|             
                             DAY ON TEST   | 9| 2| 2| 2| 6| 2| 2| 2| 6| 6| 0| 0| 9| 4| 0| 2| 7| 2| 0| 7| 2| 2| 9| 2| 6|             
                                           | 1| 9| 8| 4| 5| 9| 7| 4| 5| 3| 4| 4| 0| 3| 8| 9| 3| 9| 3| 4| 9| 9| 9| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    1.0% MM                                | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM - cont               |                                                                          |             
                                           |                                                                          |             
      Subcutaneous Tissue, Sarcoma         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |                                        +  +              +           +   |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   |                                        +  +              +           +   |             
      Leukemia Mononuclear                 |                                                                      X   |             
      Choroid Plexus, Lymphoma Malignant   |                                                                          |             
          Mixed                            |                                                                          |             
                                            __________________________________________________________________________|             
   Peripheral Nerve                        |                                                 +                        |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                 +                        |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    |    +  +                       +  +     +  +           +  +  +  +  +  +   |             
      Alveolar/Bronchiolar Adenoma         |                                                                          |             
      Alveolar/Bronchiolar Carcinoma,      |                                                                          |             
          Multiple                         |                                                                          |             
      Carcinoma, Metastatic, Thyroid Gland |                                                                          |             
      Cholangiocarcinoma, Metastatic, Liver|                               X                                          |             
      Leukemia Mononuclear                 |       X                                               X        X     X   |             
      Lymphoma Malignant Mixed             |                                                                          |             
      Mediastinum, Schwannoma Malignant,   |                                                                          |             
           Metastatic, Heart               |    X                                                                     |             
                                            __________________________________________________________________________|             
   Nose                                    |    +  +  +     +  +  +        +  +  +  +  +  +  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |                                     X                 X        X     X   |             
                                            __________________________________________________________________________|             
   Trachea                                 |                                        +  +              +           +   |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                     +           +                        |             
                                            __________________________________________________________________________|             
   Eye                                     |       I        I                                                         |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  |    +  +  +     +  +  +        +  +  +  +  +  +  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |       X                             X                 X              X   |             
      Lymphoma Malignant Mixed             |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         |    +  +  +     +  +  +        +  +  +  +  +  +  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |                                     X                                    |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         |    +  +  +     +  +  +        +  +  +  +  +  +  +  +  +  +  +  +  +  +   |             
      Leukemia Mononuclear                 |       X  X                       X  X        X        X        X     X   |             
      Lymphoma Malignant Histiocytic       |                                                                          |             
      Lymphoma Malignant Mixed             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  81                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 1| 7| 7| 7| 4| 7| 7| 7| 4| 4| 7| 7| 6| 6| 6| 7| 6| 7| 7| 5| 7| 7| 6| 6| 4|             
                             DAY ON TEST   | 9| 2| 2| 2| 6| 2| 2| 2| 6| 6| 0| 0| 9| 4| 0| 2| 7| 2| 0| 7| 2| 2| 9| 2| 6|             
                                           | 1| 9| 8| 4| 5| 9| 7| 4| 5| 3| 4| 4| 0| 3| 8| 9| 3| 9| 3| 4| 9| 9| 9| 4| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3|             
    1.0% MM                                | 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7| 8| 8| 8| 8| 8|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS - cont                   |                                                                          |             
                                           |                                                                          |             
      Mesothelioma Benign                  |                                                                          |             
      Mesothelioma Malignant               |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  82                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 4| 4| 7| 7| 7| 7| 4| 7| 6| 1| 6| 6| 6| 5| 5| 4| 1|              |            |
                             DAY ON TEST   | 2| 2| 8| 6| 2| 2| 2| 2| 2| 2| 2| 9| 9| 1| 4| 7| 9| 4| 6| 9|              |            |
                                           | 9| 7| 4| 5| 7| 9| 9| 8| 7| 0| 4| 5| 1| 7| 3| 3| 2| 9| 5| 1|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|              |     A      |
    1.0% MM                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               |             +              +           +  +     +  +                     |  11        |
                                            __________________________________________________________________________|____________|
   Intestine Large                         |       +     +              +           +  +     +  +                     |  13        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  |       +     +              +           +  +     +  +                     |  13        |
      Leukemia Mononuclear                 |                                                                          |          1 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  |             +              +           +  +     +  +                     |  11        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 |             +              +           +  +     +  M                     |  10        |
                                            __________________________________________________________________________|____________|
   Intestine Small                         | +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +                     |  49        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +     +  +  +  +  +  +  +  +     +  +  M  +  +                     |  48        |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +                     |  48        |
      Leukemia Mononuclear                 |                                                                          |          2 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | M  +  M     +  +  +  +  +  +  +  +     +  +  +  +  +                     |  43        |
      Leukemia Mononuclear                 |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +                     |  50        |
      Cholangiocarcinoma                   |                                                                          |          1 |
      Hemangiosarcoma                      |                                                                          |          1 |
      Hepatocellular Adenoma, Multiple     | X                                                                        |          1 |
      Leukemia Mononuclear                 | X  X                                   X  X  X     X                     |         22 |
      Lymphoma Malignant Histiocytic       |                         X                                                |          1 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
      Neoplastic Nodule                    |                X                                                         |          2 |
      Neoplastic Nodule, Multiple          |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |                            +                    +                        |   5        |
      Leukemia Mononuclear                 |                                                                          |          1 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
      Mesothelioma Malignant               |                            X                                             |          2 |
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +                     |  50        |
      Adenoma                              |                                                                          |          2 |
      Leukemia Mononuclear                 | X                                      X                                 |          9 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |             +              +           +  +     +  +                     |  12        |
      Sublingual Gland, Lymphoma Malignant |                                                                          |            |
          Mixed                            |                                                 X                        |          1 |
                                            __________________________________________________________________________|____________|
   Stomach                                 | +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +                     |  50        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +     +  +  +  +  +     +  +     +  +  +  +  +                     |  49        |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +     +  +  +  +  +     +  +     +  +  +  +  +                     |  49        |
      Leukemia Mononuclear                 |                                              X                           |          3 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  83                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 4| 4| 7| 7| 7| 7| 4| 7| 6| 1| 6| 6| 6| 5| 5| 4| 1|              |            |
                             DAY ON TEST   | 2| 2| 8| 6| 2| 2| 2| 2| 2| 2| 2| 9| 9| 1| 4| 7| 9| 4| 6| 9|              |            |
                                           | 9| 7| 4| 5| 7| 9| 9| 8| 7| 0| 4| 5| 1| 7| 3| 3| 2| 9| 5| 1|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|              |     A      |
    1.0% MM                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM - cont                  |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Tongue                                  | +  +  +     +  +  +  +  +  +  M  +     M  +  +  +  +                     |  47        |
      Leukemia Mononuclear                 |                                           X                              |          1 |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Heart                                   | +           +     +        +           +  +     +  +                     |  18        |
      Leukemia Mononuclear                 |                                        X  X                              |          4 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
      Schwannoma Malignant                 |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Gland                           | +  +        +              +     +     +  +     +  +                     |  21        |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Cortex                   | +  +        +              +     +     +  +     +  +                     |  21        |
      Leukemia Mononuclear                 |                                           X                              |          5 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Medulla                  | +  +        +              +     +     +  +     +  +                     |  21        |
      Leukemia Mononuclear                 |                                           X                              |          5 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
      Pheochromocytoma Malignant           |    X                                                                     |          1 |
      Pheochromocytoma Benign              |                                  X        X                              |          9 |
      Pheochromocytoma Benign, Multiple    |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      |             +              +           +  +     +  +                     |  13        |
      Carcinoma                            |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  +  +     I  +  +  +  +  M  +  +     +  +  +  +  +                     |  43        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +                     |  50        |
      Pars Distalis, Adenoma               | X     X           X     X     X  X           X  X                        |         18 |
      Pars Distalis, Adenoma, Multiple     |                                                                          |          1 |
      Pars Distalis, Leukemia Mononuclear  |                                        X     X                           |         10 |
      Pars Distalis, Pars Intermedia, Pars |                                                                          |            |
          Nervosa, Leukemia Mononuclear    |                                           X                              |          1 |
      Pars Distalis, Pars Nervosa,         |                                                                          |            |
          Leukemia Mononuclear             |                                                    X                     |          1 |
      Pars Nervosa, Leukemia Mononuclear   |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           |       +     +  +  +        +           +  +  +  +  +                     |  22        |
      C-Cell, Adenoma                      |       X                                                                  |          4 |
      C-Cell, Carcinoma                    |       X                                                                  |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  84                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 4| 4| 7| 7| 7| 7| 4| 7| 6| 1| 6| 6| 6| 5| 5| 4| 1|              |            |
                             DAY ON TEST   | 2| 2| 8| 6| 2| 2| 2| 2| 2| 2| 2| 9| 9| 1| 4| 7| 9| 4| 6| 9|              |            |
                                           | 9| 7| 4| 5| 7| 9| 9| 8| 7| 0| 4| 5| 1| 7| 3| 3| 2| 9| 5| 1|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|              |     A      |
    1.0% MM                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Coagulating Gland                       |             +                                +                           |   2        |
                                            __________________________________________________________________________|____________|
   Epididymis                              |             +              +           +  +     +  +                     |  13        |
      Mesothelioma Malignant               |                            X                                             |          2 |
                                            __________________________________________________________________________|____________|
   Preputial Gland                         | +     +     +              +  +        +  +     +  +                     |  19        |
      Adenoma                              | X                             X                                          |          3 |
      Carcinoma                            |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Prostate                                |             +              +           +  +     +  +                     |  12        |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         | +     +     +     +  +     +           +  +     +  +                     |  23        |
      Mesothelioma Malignant               |                            X                                             |          1 |
                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +     +  +     +  +  +  +  +     +  +  +  +  +                     |  48        |
      Leukemia Mononuclear                 |                                                                          |          1 |
      Mesothelioma Benign                  |                                                 X                        |          1 |
      Mesothelioma Malignant               |                            X                                             |          2 |
      Interstitial Cell, Adenoma           | X  X  X        X     X  X  X  X  X     X  X  X  X  X                     |         45 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |             +              +           +  +     +  +                     |  12        |
      Leukemia Mononuclear                 |                                        X                                 |          1 |
                                            __________________________________________________________________________|____________|
   Lymph Node                              | +     +     +              +  +        +  +     +  +                     |  26        |
      Carcinoma, Metastatic, Thyroid Gland |       X                                                                  |          1 |
      Mediastinal, Leukemia Mononuclear    | X                                      X  X                              |          4 |
      Mediastinal, Lymphoma Malignant Mixed|                                                 X                        |          1 |
      Pancreatic, Leukemia Mononuclear     | X                                      X                                 |          5 |
      Renal, Leukemia Mononuclear          | X                                         X                              |          2 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  |             +              +  +        +  +     +  +                     |  15        |
      Leukemia Mononuclear                 |                                        X  X        X                     |          6 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |             +              +           +  +     +  +                     |  17        |
      Leukemia Mononuclear                 |                                        X  X        X                     |          5 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
                                            __________________________________________________________________________|____________|
   Spleen                                  | +           +     +        +           +  +  +  +  +                     |  38        |
      Hemangioma                           |                                                                          |          1 |
      Hemangiosarcoma                      |                                                                          |          1 |
      Leukemia Mononuclear                 | X                                      X  X  X     X                     |         18 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
      Sarcoma                              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |             +              +           +  +     +  +                     |  13        |
      Leukemia Mononuclear                 |                                        X  X                              |          3 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  85                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 4| 4| 7| 7| 7| 7| 4| 7| 6| 1| 6| 6| 6| 5| 5| 4| 1|              |            |
                             DAY ON TEST   | 2| 2| 8| 6| 2| 2| 2| 2| 2| 2| 2| 9| 9| 1| 4| 7| 9| 4| 6| 9|              |            |
                                           | 9| 7| 4| 5| 7| 9| 9| 8| 7| 0| 4| 5| 1| 7| 3| 3| 2| 9| 5| 1|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|              |     A      |
    1.0% MM                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 HEMATOPOIETIC SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           | +           +              M           +  +  +  M  M                     |  14        |
      Fibroadenoma                         | X                                            X                           |          5 |
      Leukemia Mononuclear                 |                                              X                           |          1 |
                                            __________________________________________________________________________|____________|
   Skin                                    | +           M     +     +  +           +  +     +  M                     |  19        |
      Basosquamous Tumor Benign            | X                                                                        |          1 |
      Keratoacanthoma                      |                                                                          |          1 |
      Squamous Cell Papilloma              |                   X                                                      |          3 |
      Subcutaneous Tissue, Fibroma         |                                                                          |          1 |
      Subcutaneous Tissue, Lymphoma        |                                                                          |            |
          Malignant Mixed                  |                                                 X                        |          1 |
      Subcutaneous Tissue, Myxoma          |                         X                                                |          1 |
      Subcutaneous Tissue, Sarcoma         |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    |    M        +        M     +     +     +  +  +  +  +                     |  15        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   |             +              +           +  +     +  +                     |  12        |
      Leukemia Mononuclear                 |                                        X  X                              |          4 |
      Choroid Plexus, Lymphoma Malignant   |                                                                          |            |
          Mixed                            |                                                 X                        |          1 |
                                            __________________________________________________________________________|____________|
   Peripheral Nerve                        |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |                                  +                                       |   2        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +     +              +  +  +     +  +  +  +  +                     |  31        |
      Alveolar/Bronchiolar Adenoma         |             X                                                            |          1 |
      Alveolar/Bronchiolar Carcinoma,      |                                                                          |            |
          Multiple                         |             X                                                            |          1 |
      Carcinoma, Metastatic, Thyroid Gland |       X                                                                  |          1 |
      Cholangiocarcinoma, Metastatic, Liver|                                                                          |          1 |
      Leukemia Mononuclear                 | X                                      X  X  X     X                     |         12 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
      Mediastinum, Schwannoma Malignant,   |                                                                          |            |
           Metastatic, Heart               |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +                     |  49        |
      Leukemia Mononuclear                 |                                                                          |          5 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  86                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 7| 6| 4| 4| 7| 7| 7| 7| 4| 7| 6| 1| 6| 6| 6| 5| 5| 4| 1|              |            |
                             DAY ON TEST   | 2| 2| 8| 6| 2| 2| 2| 2| 2| 2| 2| 9| 9| 1| 4| 7| 9| 4| 6| 9|              |            |
                                           | 9| 7| 4| 5| 7| 9| 9| 8| 7| 0| 4| 5| 1| 7| 3| 3| 2| 9| 5| 1|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|              |     A      |
    1.0% MM                                | 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 RESPIRATORY SYSTEM - cont                 |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Trachea                                 |             +              +           +  +     +  +                     |  12        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Ear                                     |                                                                          |   2        |
                                            __________________________________________________________________________|____________|
   Eye                                     | +     +                          I           I     +                     |   6        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |                                                    +                     |   1        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +                     |  50        |
      Leukemia Mononuclear                 |                                        X  X  X                           |          9 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +     +  +  +  +  +  +  +  +     +  +  M  +  +                     |  49        |
      Leukemia Mononuclear                 |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         | +  +  +     +  +  +  +  +  +  +  +     +  +  +  +  +                     |  50        |
      Leukemia Mononuclear                 | X  X                                   X  X  X     X                     |         22 |
      Lymphoma Malignant Histiocytic       |                         X                                                |          1 |
      Lymphoma Malignant Mixed             |                                                 X                        |          1 |
      Mesothelioma Benign                  |                                                 X                        |          1 |
      Mesothelioma Malignant               |                            X                                             |          2 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  87                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 3| 7| 6| 1| 7| 7| 6| 1| 1| 7| 7| 7| 6| 4| 7| 7| 7| 7| 4| 7| 6| 4| 3| 1|             
                             DAY ON TEST   | 2| 1| 0| 9| 8| 2| 2| 7| 8| 8| 2| 2| 2| 8| 6| 2| 2| 2| 2| 6| 0| 2| 6| 2| 8|             
                                           | 7| 5| 0| 0| 9| 7| 9| 3| 9| 9| 9| 7| 7| 6| 5| 8| 8| 8| 9| 3| 4| 6| 3| 6| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    4.0% HM                                | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  M  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Large                         | +  +  +  A     +  +  +        +  +  +  A     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  M  +  A     +  +  +        +  +  +  M     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  A     +  +  +        +  +  +  A     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  A  +  A     +  +  +        +  +  +  A     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +  A  +  A     +  +  +        +  +  +  A     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  A  +  A     +  +  +        +  +  +  A     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  A  +  A     +  +  +        +  +  +  A     +  +  +  +     +  +     A   |             
      Adenoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  A  +  A     +  +  +        +  +  +  A     +  +  +  +     +  +     A   |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Hepatocellular Carcinoma             |                                  X                                       |             
      Leukemia Mononuclear                 |                X  X                          X     X  X     X            |             
                                            __________________________________________________________________________|             
   Mesentery                               |                                                 +                        |             
      Sarcoma, Poorly Differentiated       |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  M  +  +     +  +  +        +  +  +  A     +  +  +  +     +  +     A   |             
      Leukemia Mononuclear                 |                                                    X  X     X            |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |    +                                         +  M           +  +     +   |             
                                            __________________________________________________________________________|             
   Stomach                                 | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +     +  +     +  +           +     +  +     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Tongue                                  | M  M  +  +     +  +  +        +  +  M  +     +  +  +  +     +  +     M   |             
      Squamous Cell Papilloma              |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            |                                                                          |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Leukemia Mononuclear                 |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Leukemia Mononuclear                 |                                                    X                     |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Leukemia Mononuclear                 |                                                    X                     |             
      Pheochromocytoma Malignant           |                                                                          |             
      Pheochromocytoma Benign              |                   X  X        X                                          |             
      Pheochromocytoma Benign, Multiple    |                                                 X                        |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  M                 +        +  +  +  +     +  +  M  +     +  +     A   |             
      Adenoma                              |                                                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  M  +  +     +  +  +        +  I  +  +     +  +  +  +     +  +     M   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  A  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Pars Distalis, Adenoma               |       X  X           X           X              X                        |             
      Pars Distalis, Adenoma, Multiple     |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  88                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 3| 7| 6| 1| 7| 7| 6| 1| 1| 7| 7| 7| 6| 4| 7| 7| 7| 7| 4| 7| 6| 4| 3| 1|             
                             DAY ON TEST   | 2| 1| 0| 9| 8| 2| 2| 7| 8| 8| 2| 2| 2| 8| 6| 2| 2| 2| 2| 6| 0| 2| 6| 2| 8|             
                                           | 7| 5| 0| 0| 9| 7| 9| 3| 9| 9| 9| 7| 7| 6| 5| 8| 8| 8| 9| 3| 4| 6| 3| 6| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    4.0% HM                                | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +     +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      C-Cell, Adenoma                      |                                                                          |             
      Follicular Cell, Adenocarcinoma      |                                                                          |             
      Follicular Cell, Adenoma             |                                                                X         |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +     +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Mesothelioma Malignant               |                                                             X            |             
                                            __________________________________________________________________________|             
   Preputial Gland                         |    +     +           +                 +                       +     +   |             
      Adenoma                              |                                                                          |             
      Carcinoma                            |                                                                X         |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +     +  +  M        +  +  +  M     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +     +  +  +        +  +  +  M     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Mesothelioma Malignant               |                                                             X            |             
      Interstitial Cell, Adenoma           | X     X  X     X  X  X        X  X  X  X     X  X  X  X     X  X         |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |    +                                                           +     +   |             
                                            __________________________________________________________________________|             
   Lymph Node                              | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Mediastinal, Leukemia Mononuclear    |                                                             X            |             
      Pancreatic, Leukemia Mononuclear     |                                                    X                     |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  M     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |    M  +           +                    +                    +  +     +   |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Leukemia Mononuclear                 |                X                             X     X  X     X            |             
                                            __________________________________________________________________________|             
   Thymus                                  |    M                                                                 M   |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           |    M                          +                 +              +     M   |             
      Fibroadenoma                         |                               X                 X                        |             
                                            __________________________________________________________________________|             
   Skin                                    |    +           +  +  +                       +                 +     +   |             
      Squamous Cell Papilloma              |                                                                          |             
      Subcutaneous Tissue, Fibroma         |                      X                                                   |             
      Subcutaneous Tissue, Sarcoma         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |    +  +           +                    +        +     +     +  +     +   |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  89                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 3| 7| 6| 1| 7| 7| 6| 1| 1| 7| 7| 7| 6| 4| 7| 7| 7| 7| 4| 7| 6| 4| 3| 1|             
                             DAY ON TEST   | 2| 1| 0| 9| 8| 2| 2| 7| 8| 8| 2| 2| 2| 8| 6| 2| 2| 2| 2| 6| 0| 2| 6| 2| 8|             
                                           | 7| 5| 0| 0| 9| 7| 9| 3| 9| 9| 9| 7| 7| 6| 5| 8| 8| 8| 9| 3| 4| 6| 3| 6| 9|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4|             
    4.0% HM                                | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| 7| 7| 7| 7| 7|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Leukemia Mononuclear                 |                                                                          |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Alveolar/Bronchiolar Adenoma         |                X                                                         |             
      Leukemia Mononuclear                 |                                                    X  X     X            |             
      Pheochromocytoma Malignant,          |                                                                          |             
          Metastatic, Adrenal Gland        |                                                                          |             
      Squamous Cell Carcinoma              |                                                                          |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Squamous Cell Papilloma              |                               X                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                                                                          |             
                                            __________________________________________________________________________|             
   Eye                                     |                                                             +            |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Leukemia Mononuclear                 |                                                    X                     |             
      Proximal Convoluted Renal Tubule,    |                                                                          |             
           Adenoma                         |                                                                          |             
      Renal Tubule, Adenocarcinoma         |                                                                          |             
      Renal Tubule, Adenoma                |                                                       X                  |             
                                            __________________________________________________________________________|             
   Urethra                                 |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +     +  +  +        +  +  +  A     +  +  +  +     +  +     M   |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +     +  +  +        +  +  +  +     +  +  +  +     +  +     +   |             
      Leukemia Mononuclear                 |                X  X                          X     X  X     X            |             
      Mesothelioma Malignant               |                                                             X            |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  90                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 6| 6| 6| 1| 4| 1| 6| 5| 4| 4| 1| 7| 7| 6| 4| 4| 6| 6| 1| 5| 4|             
                             DAY ON TEST   | 2| 2| 2| 9| 7| 6| 1| 8| 6| 9| 9| 8| 6| 6| 9| 2| 2| 9| 6| 6| 7| 7| 9| 5| 6|             
                                           | 8| 9| 4| 7| 6| 7| 7| 9| 5| 1| 4| 1| 5| 3| 1| 3| 7| 3| 3| 3| 6| 4| 1| 5| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    4.0% HM                                | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ALIMENTARY SYSTEM                         |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Esophagus                               | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Large                         | +  +  +  A  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Cecum                  | +  +  +  A  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Colon                  | +  +  +  A  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Large, Rectum                 | +  +  +  A  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Small                         | +  +  +  A  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Duodenum               | +  +  +  A  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Intestine Small, Ileum                  | +  +  +  A  +  +  +           +  +           +  +  +        +  +     +   |             
      Adenoma                              |                                                 X                        |             
                                            __________________________________________________________________________|             
   Intestine Small, Jejunum                | +  +  +  A  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Liver                                   | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      Hepatocellular Carcinoma             |                                                                          |             
      Leukemia Mononuclear                 | X        X                    X                    X                     |             
                                            __________________________________________________________________________|             
   Mesentery                               |                +                             +                           |             
      Sarcoma, Poorly Differentiated       |                                                                          |             
                                            __________________________________________________________________________|             
   Pancreas                                | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      Leukemia Mononuclear                 | X        X                                                               |             
                                            __________________________________________________________________________|             
   Salivary Glands                         |                   +              +                                   +   |             
                                            __________________________________________________________________________|             
   Stomach                                 | +  +  +  A  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Stomach, Forestomach                    | +  +  +  A  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Stomach, Glandular                      | +  +  +  A  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Tongue                                  | +  +  +  +  +  +  +           +  +           +  M  +        +  +     +   |             
      Squamous Cell Papilloma              |                                                                X         |             
 _____________________________________________________________________________________________________________________|             
 CARDIOVASCULAR SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Blood Vessel                            |             +                                                            |             
                                            __________________________________________________________________________|             
   Heart                                   | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      Leukemia Mononuclear                 |          X                                                               |             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM                          |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Adrenal Gland                           | +  +  +  +  +  M  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Cortex                   | +  +  +  +  +  M  +           +  +           +  +  +        +  +     +   |             
      Leukemia Mononuclear                 |          X                                                               |             
                                            __________________________________________________________________________|             
   Adrenal Gland, Medulla                  | +  +  +  +  +  M  +           +  +           +  +  +        +  +     +   |             
      Leukemia Mononuclear                 |          X                                                               |             
      Pheochromocytoma Malignant           |                                                                          |             
      Pheochromocytoma Benign              |       X     X                                                            |             
      Pheochromocytoma Benign, Multiple    |                                                                          |             
                                            __________________________________________________________________________|             
   Islets, Pancreatic                      | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      Adenoma                              | X                             X                                          |             
                                            __________________________________________________________________________|             
   Parathyroid Gland                       | +  +  +  +  +  +  +           +  +           +  +  +        +  +     M   |             
                                            __________________________________________________________________________|             
   Pituitary Gland                         | +  +  +  +  M  +  +           +  +           +  +  +        +  +     +   |             
      Pars Distalis, Adenoma               | X                                X           X              X            |             
      Pars Distalis, Adenoma, Multiple     |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  91                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 6| 6| 6| 1| 4| 1| 6| 5| 4| 4| 1| 7| 7| 6| 4| 4| 6| 6| 1| 5| 4|             
                             DAY ON TEST   | 2| 2| 2| 9| 7| 6| 1| 8| 6| 9| 9| 8| 6| 6| 9| 2| 2| 9| 6| 6| 7| 7| 9| 5| 6|             
                                           | 8| 9| 4| 7| 6| 7| 7| 9| 5| 1| 4| 1| 5| 3| 1| 3| 7| 3| 3| 3| 6| 4| 1| 5| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    4.0% HM                                | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 ENDOCRINE SYSTEM - cont                   |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Thyroid Gland                           | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      C-Cell, Adenoma                      |             X                                                            |             
      Follicular Cell, Adenocarcinoma      |                                                             X            |             
      Follicular Cell, Adenoma             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENERAL BODY SYSTEM                       |                                                                          |             
                                           |                                                                          |             
    None                                   |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 GENITAL SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Epididymis                              | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      Mesothelioma Malignant               |                                                                          |             
                                            __________________________________________________________________________|             
   Preputial Gland                         |       +           +              +                 +                 +   |             
      Adenoma                              |                                                                          |             
      Carcinoma                            |       X                                            X                     |             
                                            __________________________________________________________________________|             
   Prostate                                | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Seminal Vesicle                         | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
                                            __________________________________________________________________________|             
   Testes                                  | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      Mesothelioma Malignant               |                                                                          |             
      Interstitial Cell, Adenoma           | X  X  X  X  X  X  X           X              X  X  X           X     X   |             
 _____________________________________________________________________________________________________________________|             
 HEMATOPOIETIC SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone Marrow                             |                +  +              +                                   +   |             
                                            __________________________________________________________________________|             
   Lymph Node                              | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      Mediastinal, Leukemia Mononuclear    |                                                                          |             
      Pancreatic, Leukemia Mononuclear     |                                                                          |             
                                            __________________________________________________________________________|             
   Lymph Node, Mandibular                  | +  +  +  +  +  +  +           +  +           +  +  +        +  +     M   |             
                                            __________________________________________________________________________|             
   Lymph Node, Mesenteric                  |             +  +  +           +  +           +              +        +   |             
                                            __________________________________________________________________________|             
   Spleen                                  | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      Leukemia Mononuclear                 | X        X                    X                    X                     |             
                                            __________________________________________________________________________|             
   Thymus                                  |                +  +              +                                   +   |             
 _____________________________________________________________________________________________________________________|             
 INTEGUMENTARY SYSTEM                      |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Mammary Gland                           |                   +              +           +                       +   |             
      Fibroadenoma                         |                                                                          |             
                                            __________________________________________________________________________|             
   Skin                                    |       +           +              +           +              +  +     +   |             
      Squamous Cell Papilloma              |                                                             X            |             
      Subcutaneous Tissue, Fibroma         |       X                                                                  |             
      Subcutaneous Tissue, Sarcoma         |                                                                      X   |             
 _____________________________________________________________________________________________________________________|             
 MUSCULOSKELETAL SYSTEM                    |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Bone                                    |                +  +           +  +                          +        +   |             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Brain                                   | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  92                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 _____________________________________________________________________________________________________________________              
                                           | 7| 7| 7| 6| 6| 6| 6| 1| 4| 1| 6| 5| 4| 4| 1| 7| 7| 6| 4| 4| 6| 6| 1| 5| 4|             
                             DAY ON TEST   | 2| 2| 2| 9| 7| 6| 1| 8| 6| 9| 9| 8| 6| 6| 9| 2| 2| 9| 6| 6| 7| 7| 9| 5| 6|             
                                           | 8| 9| 4| 7| 6| 7| 7| 9| 5| 1| 4| 1| 5| 3| 1| 3| 7| 3| 3| 3| 6| 4| 1| 5| 3|             
 _____________________________________________________________________________________________________________________|             
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|             
                               ANIMAL ID   | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|             
    4.0% HM                                | 8| 8| 8| 8| 8| 9| 9| 9| 9| 9| 0| 0| 0| 0| 0| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2|             
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|             
 _____________________________________________________________________________________________________________________|             
 NERVOUS SYSTEM - cont                     |                                                                          |             
                                           |                                                                          |             
      Leukemia Mononuclear                 |          X                                                               |             
                                            __________________________________________________________________________|             
   Spinal Cord                             |                                                                          |             
 _____________________________________________________________________________________________________________________|             
 RESPIRATORY SYSTEM                        |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Lung                                    | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      Alveolar/Bronchiolar Adenoma         |                                                                          |             
      Leukemia Mononuclear                 | X        X                                                               |             
      Pheochromocytoma Malignant,          |                                                                          |             
          Metastatic, Adrenal Gland        |                                                                          |             
      Squamous Cell Carcinoma              |                X                                                         |             
                                            __________________________________________________________________________|             
   Nose                                    | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      Squamous Cell Papilloma              |                                                                          |             
                                            __________________________________________________________________________|             
   Trachea                                 | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
 _____________________________________________________________________________________________________________________|             
 SPECIAL SENSES SYSTEM                     |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Ear                                     |                   +                                                      |             
                                            __________________________________________________________________________|             
   Eye                                     |             +     +                                                      |             
                                            __________________________________________________________________________|             
   Harderian Gland                         |                   +                                                      |             
 _____________________________________________________________________________________________________________________|             
 URINARY SYSTEM                            |                                                                          |             
                                           |                                                                          |             
                                            __________________________________________________________________________|             
   Kidney                                  | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      Leukemia Mononuclear                 |          X                                                               |             
      Proximal Convoluted Renal Tubule,    |                                                                          |             
           Adenoma                         |                                                                          |             
      Renal Tubule, Adenocarcinoma         |       X                                                                  |             
      Renal Tubule, Adenoma                |             X                                                            |             
                                            __________________________________________________________________________|             
   Urethra                                 |                                                                          |             
                                            __________________________________________________________________________|             
   Urinary Bladder                         | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
 _____________________________________________________________________________________________________________________|             
 SYSTEMIC LESIONS                          |                                                                          |             
                                            __________________________________________________________________________|             
   Multiple Organs                         | +  +  +  +  +  +  +           +  +           +  +  +        +  +     +   |             
      Leukemia Mononuclear                 | X        X                    X                    X                     |             
      Mesothelioma Malignant               |                                                                          |             
 _____________________________________________________________________________________________________________________|             
                                                             Page  93                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 4| 7| 6| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 1| 1| 6| 4|              |            |
                             DAY ON TEST   | 2| 2| 2| 6| 7| 2| 2| 1| 1| 9| 2| 2| 2| 2| 2| 2| 9| 9| 9| 6|              |            |
                                           | 8| 2| 4| 2| 4| 4| 3| 5| 3| 8| 8| 8| 9| 9| 4| 8| 1| 1| 2| 3|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|              |     A      |
    4.0% HM                                | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ALIMENTARY SYSTEM                         |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Esophagus                               | +  +  +  +  +  +  +  +  +  +  I  +  +  +  +  +        I                  |  47        |
                                            __________________________________________________________________________|____________|
   Intestine Large                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  47        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Cecum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  46        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Colon                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  47        |
                                            __________________________________________________________________________|____________|
   Intestine Large, Rectum                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  46        |
                                            __________________________________________________________________________|____________|
   Intestine Small                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  46        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Duodenum               | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  46        |
                                            __________________________________________________________________________|____________|
   Intestine Small, Ileum                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  45        |
      Adenoma                              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Intestine Small, Jejunum                | +  +  +  M  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  44        |
                                            __________________________________________________________________________|____________|
   Liver                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  50        |
      Hepatocellular Carcinoma             |                                                                          |          1 |
      Leukemia Mononuclear                 |          X                 X        X                                    |         13 |
                                            __________________________________________________________________________|____________|
   Mesentery                               |    +  +                                                                  |   5        |
      Sarcoma, Poorly Differentiated       |    X                                                                     |          1 |
                                            __________________________________________________________________________|____________|
   Pancreas                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  47        |
      Leukemia Mononuclear                 |                                                                          |          5 |
                                            __________________________________________________________________________|____________|
   Salivary Glands                         |    +        +                                                            |  10        |
                                            __________________________________________________________________________|____________|
   Stomach                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  49        |
                                            __________________________________________________________________________|____________|
   Stomach, Forestomach                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  46        |
                                            __________________________________________________________________________|____________|
   Stomach, Glandular                      | +  +  +  +  +  +  +  +  +  I  +  +  +  +  +  +        +                  |  48        |
                                            __________________________________________________________________________|____________|
   Tongue                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  M  +  +        +                  |  44        |
      Squamous Cell Papilloma              |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 CARDIOVASCULAR SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Blood Vessel                            |                                                       +                  |   2        |
                                            __________________________________________________________________________|____________|
   Heart                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  50        |
      Leukemia Mononuclear                 |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 ENDOCRINE SYSTEM                          |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Adrenal Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  49        |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Cortex                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  49        |
      Leukemia Mononuclear                 |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Adrenal Gland, Medulla                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  49        |
      Leukemia Mononuclear                 |                                                                          |          2 |
      Pheochromocytoma Malignant           |          X        X                                                      |          2 |
      Pheochromocytoma Benign              |       X  X                    X                       X                  |          9 |
      Pheochromocytoma Benign, Multiple    |                         X                                                |          2 |
                                            __________________________________________________________________________|____________|
   Islets, Pancreatic                      | +  +  +  +  +  +  +  +  +  +     +     +  +  +        +                  |  41        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  94                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 4| 7| 6| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 1| 1| 6| 4|              |            |
                             DAY ON TEST   | 2| 2| 2| 6| 7| 2| 2| 1| 1| 9| 2| 2| 2| 2| 2| 2| 9| 9| 9| 6|              |            |
                                           | 8| 2| 4| 2| 4| 4| 3| 5| 3| 8| 8| 8| 9| 9| 4| 8| 1| 1| 2| 3|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|              |     A      |
    4.0% HM                                | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 ENDOCRINE SYSTEM - cont                   |                                                                          |            |
                                           |                                                                          |            |
      Adenoma                              |                         X                                                |          3 |
                                            __________________________________________________________________________|____________|
   Parathyroid Gland                       | +  I  +  I  +  +  +  +  +  M  +  +  +  +  +  +        +                  |  43        |
                                            __________________________________________________________________________|____________|
   Pituitary Gland                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  48        |
      Pars Distalis, Adenoma               |    X              X                                                      |         11 |
      Pars Distalis, Adenoma, Multiple     |                      X                                                   |          1 |
                                            __________________________________________________________________________|____________|
   Thyroid Gland                           | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  49        |
      C-Cell, Adenoma                      |                                                                          |          1 |
      Follicular Cell, Adenocarcinoma      |                                                                          |          1 |
      Follicular Cell, Adenoma             |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 GENERAL BODY SYSTEM                       |                                                                          |            |
                                           |                                                                          |            |
    None                                   |                                                                          |            |
 _____________________________________________________________________________________________________________________|            |
 GENITAL SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Epididymis                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  49        |
      Mesothelioma Malignant               |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Preputial Gland                         |    +                          +        +     +                           |  15        |
      Adenoma                              |                                              X                           |          1 |
      Carcinoma                            |                                                                          |          3 |
                                            __________________________________________________________________________|____________|
   Prostate                                | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  48        |
                                            __________________________________________________________________________|____________|
   Seminal Vesicle                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  49        |
                                            __________________________________________________________________________|____________|
   Testes                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  50        |
      Mesothelioma Malignant               |                                                                          |          1 |
      Interstitial Cell, Adenoma           | X     X  X  X  X  X  X  X  X  X  X  X  X  X  X        X                  |         45 |
 _____________________________________________________________________________________________________________________|            |
 HEMATOPOIETIC SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone Marrow                             |    +        +                                                            |   9        |
                                            __________________________________________________________________________|____________|
   Lymph Node                              | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  50        |
      Mediastinal, Leukemia Mononuclear    |                                                                          |          1 |
      Pancreatic, Leukemia Mononuclear     |                            X                                             |          2 |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mandibular                  | +  M  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  47        |
                                            __________________________________________________________________________|____________|
   Lymph Node, Mesenteric                  |    +        +              +     +                    +                  |  19        |
                                            __________________________________________________________________________|____________|
   Spleen                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  50        |
      Leukemia Mononuclear                 |                            X        X                                    |         11 |
                                            __________________________________________________________________________|____________|
   Thymus                                  |    M        +                                                            |   5        |
 _____________________________________________________________________________________________________________________|            |
 INTEGUMENTARY SYSTEM                      |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Mammary Gland                           |    +                             +                                       |   9        |
      Fibroadenoma                         |                                  X                                       |          3 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  95                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 4| 7| 6| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 1| 1| 6| 4|              |            |
                             DAY ON TEST   | 2| 2| 2| 6| 7| 2| 2| 1| 1| 9| 2| 2| 2| 2| 2| 2| 9| 9| 9| 6|              |            |
                                           | 8| 2| 4| 2| 4| 4| 3| 5| 3| 8| 8| 8| 9| 9| 4| 8| 1| 1| 2| 3|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|              |     A      |
    4.0% HM                                | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 INTEGUMENTARY SYSTEM - cont               |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Skin                                    |    +        +                    +  +                                    |  18        |
      Squamous Cell Papilloma              |                                                                          |          1 |
      Subcutaneous Tissue, Fibroma         |             X                                                            |          3 |
      Subcutaneous Tissue, Sarcoma         |                                                                          |          1 |
 _____________________________________________________________________________________________________________________|            |
 MUSCULOSKELETAL SYSTEM                    |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Bone                                    | +  +     +  +        +  +           +                 +                  |  23        |
 _____________________________________________________________________________________________________________________|            |
 NERVOUS SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Brain                                   | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  50        |
      Leukemia Mononuclear                 |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Spinal Cord                             |                                                       +                  |   1        |
 _____________________________________________________________________________________________________________________|            |
 RESPIRATORY SYSTEM                        |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Lung                                    | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  50        |
      Alveolar/Bronchiolar Adenoma         |                                                                          |          1 |
      Leukemia Mononuclear                 |                            X        X                                    |          7 |
      Pheochromocytoma Malignant,          |                                                                          |            |
          Metastatic, Adrenal Gland        |          X                                                               |          1 |
      Squamous Cell Carcinoma              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Nose                                    | +  +     +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  49        |
      Squamous Cell Papilloma              |                                                                          |          1 |
                                            __________________________________________________________________________|____________|
   Trachea                                 | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  50        |
 _____________________________________________________________________________________________________________________|            |
 SPECIAL SENSES SYSTEM                     |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Ear                                     |                                                                          |   1        |
                                            __________________________________________________________________________|____________|
   Eye                                     |                                                                          |   3        |
                                            __________________________________________________________________________|____________|
   Harderian Gland                         |                                                                          |   1        |
 _____________________________________________________________________________________________________________________|            |
 URINARY SYSTEM                            |                                                                          |            |
                                           |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Kidney                                  | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  50        |
      Leukemia Mononuclear                 |                            X                                             |          3 |
      Proximal Convoluted Renal Tubule,    |                                                                          |            |
           Adenoma                         |                                     X                                    |          1 |
      Renal Tubule, Adenocarcinoma         |                                                                          |          1 |
      Renal Tubule, Adenoma                |                                                                          |          2 |
                                            __________________________________________________________________________|____________|
   Urethra                                 |    +                                                                     |   1        |
                                            __________________________________________________________________________|____________|
   Urinary Bladder                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  48        |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS                          |                                                                          |            |
                                            __________________________________________________________________________|____________|
   Multiple Organs                         | +  +  +  +  +  +  +  +  +  +  +  +  +  +  +  +        +                  |  50        |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  96                                                               
NTP Experiment-Test: 05033-01                        NEOPLASMS BY INDIVIDUAL ANIMAL                               Report: PEIRPT04
Study Type: CHRONIC                                             QUERCETIN                                         Date: 04/09/97  
Route: DOSED FEED                                                                                                 Time: 10:08:26  
                                                                                                                                    
 __________________________________________________________________________________________________________________________________ 
                                           | 7| 4| 7| 6| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 1| 1| 6| 4|              |            |
                             DAY ON TEST   | 2| 2| 2| 6| 7| 2| 2| 1| 1| 9| 2| 2| 2| 2| 2| 2| 9| 9| 9| 6|              |            |
                                           | 8| 2| 4| 2| 4| 4| 3| 5| 3| 8| 8| 8| 9| 9| 4| 8| 1| 1| 2| 3|              |            |
 _____________________________________________________________________________________________________________________|     T (*)  |
                                           | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     O      |
   FISCHER 344 RATS MALE                   | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|              |     T      |
                               ANIMAL ID   | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5|              |     A      |
    4.0% HM                                | 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6|              |     L      |
                                           | 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5| 1| 2| 3| 4| 5|              |            |
 __________________________________________________________________________________________________________________________________ 
 SYSTEMIC LESIONS - cont                   |                                                                          |            |
                                           |                                                                          |            |
      Leukemia Mononuclear                 |          X                 X        X                                    |         13 |
      Mesothelioma Malignant               |                                                                          |          1 |
 __________________________________________________________________________________________________________________________________ 
                         * : Total animals with tissue examined microscopically; total animals with tumor                           
                         + : Tissue examined microscopically                      M : Missing tissue                                
                         X : Lesion present                                       A : Autolysis precludes evaluation                
                         I : Insufficient tissue                              BLANK : Not examined microscopically                  
                                                             Page  97                                                               
                                  ------------------------------------------------------------                                      
                                  ----------              END OF REPORT             ----------                                      
                                  ------------------------------------------------------------