TR 341 Mouse Pathology Tables
NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 Facility: Southern Research Institute Chemical CAS #: 67-20-9 Lock Date: None Cage Range: All Reasons For Removal: All Removal Date Range: All Treatment Groups: Include All Page 1 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 1| 6| 7| 7| 7| 6| 7| 7| 7| 7| 6| 6| 6| 7| 7| DAY ON TEST | 6| 9| 1| 3| 3| 3| 0| 3| 3| 3| 4| 0| 3| 3| 3| 3| 1| 3| 3| 3| 0| 4| 5| 2| 3| | 7| 6| 7| 4| 5| 1| 8| 5| 5| 5| 8| 3| 5| 5| 5| 5| 4| 5| 5| 5| 7| 9| 4| 2| 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| B6C3F1 MICE 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 | 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| UNTREATD | 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| CONTROL | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | M M M M + + + + + + + + + + + + + M + + M + + + +| Dilatation | | __________________________________________________________________________| Intestine Large | + + + + + + + + + + A + + + + + + + + + A + + + +| __________________________________________________________________________| Intestine Large, Cecum | M A + + + + M + + + A A + + + + + + + + A A + + +| __________________________________________________________________________| Intestine Large, Colon | + A + + + + + + + + A + + + + + + + + + A A + + +| __________________________________________________________________________| Intestine Large, Rectum | M + + + + + + + + + A A + + + + + + + + A + + + +| __________________________________________________________________________| Intestine Small | + A + + + + + + + + A + + + + + + + + + A + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + A + + + + + + + + A + + + + + + + + + A + + + +| __________________________________________________________________________| Intestine Small, Ileum | M A + + + + + + + + A A + + + + + + + + A A + + +| __________________________________________________________________________| Intestine Small, Jejunum | + A + + + + + + + + A A + + + + + + + + A A + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 2| Necrosis, Multifocal | 2 | Vacuolization Cytoplasmic, Focal | | Kupffer Cell, Pigmentation | | Sinusoid, Infiltration Cellular, | | Polymorphonuclear | 3 4 3 2 2 3 | __________________________________________________________________________| Mesentery | + + + + + + + + | Cyst | | Hemorrhage, Focal | 3 | Inflammation, Acute, Multifocal, | | Suppurative | 4 4 3 4 | Inflammation, Focal, Subacute | 4 | Fat, Necrosis, Focal | 3 3 4 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + A + + + + + + + + + A + + + +| Abscess | 3 | Atrophy | 3 | Inflammation, Subacute | 3 | Duct, Cyst | X | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | | Hyperplasia | | Inflammation, Acute, Focal, | | Suppurative | | Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Tongue | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | _____________________________________________________________________________________________________________________| Page 2 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 1| 6| 7| 7| 7| 6| 7| 7| 7| 7| 6| 6| 6| 7| 7| DAY ON TEST | 6| 9| 1| 3| 3| 3| 0| 3| 3| 3| 4| 0| 3| 3| 3| 3| 1| 3| 3| 3| 0| 4| 5| 2| 3| | 7| 6| 7| 4| 5| 1| 8| 5| 5| 5| 8| 3| 5| 5| 5| 5| 4| 5| 5| 5| 7| 9| 4| 2| 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| B6C3F1 MICE 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 | 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| UNTREATD | 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| CONTROL | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | | Congestion | 3 | Degeneration, Fatty | | Spindle Cell, Hyperplasia | 1 1 1 | __________________________________________________________________________| Adrenal Gland, Medulla | + M + + + + + + M + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + A + + + + + + + + + A + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + + + + + M + + + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + M + + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + M + + + + + + + + + + + + + +| Follicle, Cyst | X | Follicle, Degeneration, Cystic | 2 2 2| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Clitoral Gland | | Cyst | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Abscess | 4 4 4 4 4 4 | Cyst | X X X X X X | Hemorrhage | | Inflammation, Chronic | 3 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hydrometra | | Hyperplasia, Cystic | 3 3 3 3 4 3 3 3 4 4 2 3 4 4 2 4 4 4 4 2 2 4 3 4| Inflammation, Acute, Suppurative | 3 4 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Deep Cervical, Inflammation, Acute, | | Focal, Suppurative | | Iliac, Hyperplasia | | Mediastinal, Congestion | 3 | Mediastinal, Hyperplasia | 3 | Renal, Hyperplasia | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 | _____________________________________________________________________________________________________________________| Page 3 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 1| 6| 7| 7| 7| 6| 7| 7| 7| 7| 6| 6| 6| 7| 7| DAY ON TEST | 6| 9| 1| 3| 3| 3| 0| 3| 3| 3| 4| 0| 3| 3| 3| 3| 1| 3| 3| 3| 0| 4| 5| 2| 3| | 7| 6| 7| 4| 5| 1| 8| 5| 5| 5| 8| 3| 5| 5| 5| 5| 4| 5| 5| 5| 7| 9| 4| 2| 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| B6C3F1 MICE 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 | 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| UNTREATD | 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| CONTROL | 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| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | Hyperplasia | | Inflammation, Acute, Focal, | | Suppurative | | __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + M M + + + + + + + + M A + + +| Angiectasis | 2 3 | Hyperplasia | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 3 | Hematopoietic Cell Proliferation | 4 4 4 4 3 4 4 3| __________________________________________________________________________| Thymus | + M + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 2 | Mediastinum, Inflammation, Acute, | | Suppurative | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Duct, Cyst | X X | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Alopecia | | Hemorrhage, Focal | 4 | Inflammation, Acute, Suppurative | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | | Inflammation, Acute, Suppurative | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + M + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | Infiltration Cellular, Multifocal, | | Histiocyte | | Inflammation, Acute, Suppurative | 4 | Inflammation, Multifocal, Subacute | 3 1 1 2 3 2 2 2 2 2 2 1 2 3 | Inflammation, Subacute | 2 | Alveolar Epithelium, Hyperplasia | | Mediastinum, Inflammation, Acute, | | Suppurative | 2 | __________________________________________________________________________| Nose | + + + + + + + + + + M + + + + + + + + + + + + + +| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | _____________________________________________________________________________________________________________________| Page 4 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 1| 6| 7| 7| 7| 6| 7| 7| 7| 7| 6| 6| 6| 7| 7| DAY ON TEST | 6| 9| 1| 3| 3| 3| 0| 3| 3| 3| 4| 0| 3| 3| 3| 3| 1| 3| 3| 3| 0| 4| 5| 2| 3| | 7| 6| 7| 4| 5| 1| 8| 5| 5| 5| 8| 3| 5| 5| 5| 5| 4| 5| 5| 5| 7| 9| 4| 2| 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| B6C3F1 MICE 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 | 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| UNTREATD | 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| CONTROL | 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| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM - cont | | | | | | __________________________________________________________________________| Harderian Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Focal | 2 | Renal Tubule, Necrosis, Multifocal | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | _____________________________________________________________________________________________________________________| Page 5 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 5| 6| 6| 6| 4| 4| 7| 7| 7| 5| 5| 5| 6| 7| 4| 4| 5| 7| 7| | DAY ON TEST | 6| 3| 3| 3| 3| 0| 2| 0| 0| 8| 5| 5| 2| 2| 3| 3| 8| 9| 8| 1| 4| 7| 2| 3| 3| | | 1| 5| 5| 5| 5| 0| 1| 1| 7| 6| 2| 6| 8| 8| 5| 4| 9| 3| 7| 4| 4| 5| 4| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | UNTREATD | 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| L | CONTROL | 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 + + + + + + +| 49 | __________________________________________________________________________|____________| Gallbladder | + + + + + + + M M + + + + + + + + M + + + + + + +| 41 | Dilatation | 3 3 | 2 3.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 43 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hematopoietic Cell Proliferation | | 1 2.0| Necrosis, Multifocal | | 1 2.0| Vacuolization Cytoplasmic, Focal | 2 | 1 2.0| Kupffer Cell, Pigmentation | 3 | 1 3.0| Sinusoid, Infiltration Cellular, | | | Polymorphonuclear | 3 2 2 2 3 2 2 3 2 3 3 | 17 2.6| __________________________________________________________________________|____________| Mesentery | + + + + + + + + + + + + + | 21 | Cyst | X | 1 | Hemorrhage, Focal | | 1 3.0| Inflammation, Acute, Multifocal, | | | Suppurative | 3 3 3 2 3 3 3 3 3 3 | 14 3.1| Inflammation, Focal, Subacute | | 1 4.0| Fat, Necrosis, Focal | | 4 3.3| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + A + + + +| 47 | Abscess | | 1 3.0| Atrophy | 2 2 | 3 2.3| Inflammation, Subacute | | 1 3.0| Duct, Cyst | | 1 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + M + + + + + + +| 49 | __________________________________________________________________________|____________| Stomach | + + + M + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + M + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperkeratosis | 2 | 1 2.0| Hyperplasia | 2 | 1 2.0| Inflammation, Acute, Focal, | | | Suppurative | 2 | 1 2.0| Ulcer | 4 | 1 4.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + M + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 6 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 5| 6| 6| 6| 4| 4| 7| 7| 7| 5| 5| 5| 6| 7| 4| 4| 5| 7| 7| | DAY ON TEST | 6| 3| 3| 3| 3| 0| 2| 0| 0| 8| 5| 5| 2| 2| 3| 3| 8| 9| 8| 1| 4| 7| 2| 3| 3| | | 1| 5| 5| 5| 5| 0| 1| 1| 7| 6| 2| 6| 8| 8| 5| 4| 9| 3| 7| 4| 4| 5| 4| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | UNTREATD | 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| L | CONTROL | 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 - cont | | | | | | __________________________________________________________________________|____________| Tongue | + | 1 | _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Accessory Adrenal Cortical Nodule | X | 1 | Congestion | | 1 3.0| Degeneration, Fatty | 2 | 1 2.0| Spindle Cell, Hyperplasia | | 3 1.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + A + + + +| 47 | __________________________________________________________________________|____________| Parathyroid Gland | + + M + M + + M + + M + + + + + + M + + + + M + +| 43 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + M + + + + + + + + + + + +| 48 | Pars Distalis, Angiectasis | | 1 3.0| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + M + + + + + + +| 48 | Follicle, Cyst | X | 2 | Follicle, Degeneration, Cystic | | 3 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Clitoral Gland | + | 1 | Cyst | X | 1 | __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Abscess | 4 4 4 4 4 4 4 4 4 4 4 4 | 18 4.0| Cyst | X X X X X X X X| 14 | Hemorrhage | 4 | 1 4.0| Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hydrometra | 3 3 | 2 3.0| Hyperplasia, Cystic | 2 4 3 3 2 2 2 3 3 3 3 4 3 2 4 2 3 2 4 2 3 3 2 4 4| 49 3.1| Inflammation, Acute, Suppurative | 3 3 3 3 4 4 3 3 4 | 11 3.4| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 7 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 5| 6| 6| 6| 4| 4| 7| 7| 7| 5| 5| 5| 6| 7| 4| 4| 5| 7| 7| | DAY ON TEST | 6| 3| 3| 3| 3| 0| 2| 0| 0| 8| 5| 5| 2| 2| 3| 3| 8| 9| 8| 1| 4| 7| 2| 3| 3| | | 1| 5| 5| 5| 5| 0| 1| 1| 7| 6| 2| 6| 8| 8| 5| 4| 9| 3| 7| 4| 4| 5| 4| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | UNTREATD | 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| L | CONTROL | 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| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Deep Cervical, Inflammation, Acute, | | | Focal, Suppurative | 3 3 | 2 3.0| Iliac, Hyperplasia | 2 2 | 2 2.0| Mediastinal, Congestion | | 1 3.0| Mediastinal, Hyperplasia | | 1 3.0| Renal, Hyperplasia | 2 2 2 2 3 3 | 6 2.3| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | | 1 3.0| Hyperplasia | 2 | 1 2.0| Inflammation, Acute, Focal, | | | Suppurative | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + M + + + + + + + + + + + + + + + + + +| 45 | Angiectasis | 3 | 3 2.7| Hyperplasia | 2 4 | 2 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + M +| 49 | Angiectasis | | 1 3.0| Hematopoietic Cell Proliferation | 3 4 3 4 3 4 4 3 4 2 3 4 3 | 21 3.5| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + + + + + + + M + + + + M + +| 47 | Hemorrhage | | 1 2.0| Mediastinum, Inflammation, Acute, | | | Suppurative | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Duct, Cyst | X | 3 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alopecia | 2 2 | 2 2.0| Hemorrhage, Focal | | 1 4.0| Inflammation, Acute, Suppurative | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | + + | 2 | Inflammation, Acute, Suppurative | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 8 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 5| 7| 7| 7| 7| 5| 5| 6| 6| 6| 4| 4| 7| 7| 7| 5| 5| 5| 6| 7| 4| 4| 5| 7| 7| | DAY ON TEST | 6| 3| 3| 3| 3| 0| 2| 0| 0| 8| 5| 5| 2| 2| 3| 3| 8| 9| 8| 1| 4| 7| 2| 3| 3| | | 1| 5| 5| 5| 5| 0| 1| 1| 7| 6| 2| 6| 8| 8| 5| 4| 9| 3| 7| 4| 4| 5| 4| 5| 5| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 4| 4| 4| 4| 4| A | UNTREATD | 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| L | CONTROL | 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 | | | | | | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 3 | 1 3.0| Infiltration Cellular, Multifocal, | | | Histiocyte | 2 | 1 2.0| Inflammation, Acute, Suppurative | | 1 4.0| Inflammation, Multifocal, Subacute | 1 2 2 2 1 2 2 2 2 2 1 | 25 1.9| Inflammation, Subacute | | 1 2.0| Alveolar Epithelium, Hyperplasia | 2 2| 2 2.0| Mediastinum, Inflammation, Acute, | | | Suppurative | 2 | 2 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + M + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + M + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Focal | | 1 2.0| Renal Tubule, Necrosis, Multifocal | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 1 2 1 | 3 1.3| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 9 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 3| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 9| 2| 3| 3| 3| | 6| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 3| 3| 3| 3| 6| 9| 3| 3| 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| B6C3F1 MICE 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 | 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| 0.25% | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + M + M + + + + + + + + M + + + M + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | X | Necrosis, Multifocal | | __________________________________________________________________________| Mesentery | + + + + + + | Fat, Necrosis, Focal | 2 3 | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Duct, Cyst | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + +| Edema | 2 | Mineralization | 1 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Accessory Adrenal Cortical Nodule | | Cyst | X X X X | Spindle Cell, Hyperplasia | 1 4 3 1 2 3 2 3 3 1 1 2 4 2 2 4 2 1 2 2 2 3| __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + M + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + + + M + + + + + + + + + + + + M + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + M + + + + + + + + + + + + + + + + + + + +| Pars Distalis, Angiectasis | | Pars Distalis, Hyperplasia | 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| Follicle, Cyst | X | _____________________________________________________________________________________________________________________| Page 10 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 3| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 9| 2| 3| 3| 3| | 6| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 3| 3| 3| 3| 6| 9| 3| 3| 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| B6C3F1 MICE 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 | 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| 0.25% | 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 | | | | Follicle, Hyperplasia, Cystic | 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | 2 1 4 4 4 3 4 4 3 4 4 4 4 4 4 4 3 4 4 4 4 4 4 4| Cyst | X X X X | Hemorrhage | | Mineralization | 2 | __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hydrometra | 3 | Hyperplasia, Cystic | 2 4 3 4 4 2 4 3 4 4 3 2 4 3 4 4 3 4 4 3 4 4 3 4| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + M + + M + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | 2 | Hematopoietic Cell Proliferation | 3 4 | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + + M + + + + + + + + +| Cyst | X X | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + + M + + + + + + + + + + + + + + + + + + + +| Duct, Cyst | X X | __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Alopecia | 2 | Fibrosis | 2 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | X | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | | _____________________________________________________________________________________________________________________| Page 11 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 5| 7| 7| 7| 7| 6| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 3| 3| 6| 3| 3| 3| 3| 3| 3| 3| 3| 3| 6| 3| 3| 3| 3| 9| 2| 3| 3| 3| | 6| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 8| 3| 3| 3| 3| 6| 9| 3| 3| 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| B6C3F1 MICE 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 | 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| 0.25% | 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | Hemorrhage, Focal | 2 | Inflammation, Multifocal, Subacute | 1 2 1 2 2 2 1 2 2 3 | Alveolar Epithelium, Hyperplasia | 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage | 2 | Inflammation, Acute, Suppurative | 3 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Hydronephrosis | 3 | Metaplasia, Focal, Osseous | 2 | Cortex, Infarct | | Medulla, Mineralization | 2 2 3 | Renal Tubule, Degeneration, | | Multifocal | 2 | Renal Tubule, Dilatation | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 12 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 7| 2| 3| 3| 3| 3| 3| 3| 3| 3| 2| 4| 3| 3| 3| 0| 2| 3| 3| 3| | | 9| 3| 3| 3| 3| 8| 9| 3| 3| 3| 3| 3| 3| 3| 3| 5| 9| 3| 3| 3| 8| 9| 3| 3| 3| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 0.25% | 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| L | | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Gallbladder | + + + + + M + + + + + + + + + M + + + + M + + M +| 42 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + M + +| 49 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Basophilic Focus | | 1 | Necrosis, Multifocal | 4 3 | 2 3.5| __________________________________________________________________________|____________| Mesentery | + + | 8 | Fat, Necrosis, Focal | 3 | 3 2.7| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 4 4 | 2 4.0| Duct, Cyst | X X | 2 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia | 3 | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Edema | | 1 2.0| Mineralization | | 1 1.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Accessory Adrenal Cortical Nodule | X | 1 | Cyst | | 4 | Spindle Cell, Hyperplasia | 1 3 1 2 2 1 2 1 3 1 2 2 3 2 2 4 2 2 1 1 4 3 3| 45 2.2| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 3 2 | 2 2.5| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + + + + + + M + + + + M M + + + +| 45 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 13 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 7| 2| 3| 3| 3| 3| 3| 3| 3| 3| 2| 4| 3| 3| 3| 0| 2| 3| 3| 3| | | 9| 3| 3| 3| 3| 8| 9| 3| 3| 3| 3| 3| 3| 3| 3| 5| 9| 3| 3| 3| 8| 9| 3| 3| 3| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 0.25% | 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| L | | 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 | | | | | | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Pars Distalis, Angiectasis | 2 3 | 2 2.5| Pars Distalis, Hyperplasia | 2 | 2 2.5| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Follicle, Cyst | X | 2 | Follicle, Hyperplasia, Cystic | | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 4 4 4 4 4 3 4 4 4 4 4 4 3 3 3 4 4 4 4 4 4 4 4 4 4| 49 3.8| Cyst | X X X X X X X X X X X | 15 | Hemorrhage | 3 2 3 | 3 2.7| Mineralization | 2 2 | 3 2.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hydrometra | | 1 3.0| Hyperplasia, Cystic | 4 4 4 4 4 3 4 3 3 3 4 3 3 4 4 2 4 3 2 4 2 3 4 4 3| 49 3.4| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + M + + + + + +| 49 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + M M + + M + + + + + +| 45 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + + M + + + + + M + + + + + +| 48 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | | 1 2.0| Hematopoietic Cell Proliferation | | 2 3.5| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + + + + + + + + + + + M + + +| 48 | Cyst | | 2 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + M + + + + + + + + +| 48 | Duct, Cyst | X | 3 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alopecia | | 1 2.0| Fibrosis | | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 14 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| | DAY ON TEST | 3| 3| 3| 3| 3| 7| 2| 3| 3| 3| 3| 3| 3| 3| 3| 2| 4| 3| 3| 3| 0| 2| 3| 3| 3| | | 9| 3| 3| 3| 3| 8| 9| 3| 3| 3| 3| 3| 3| 3| 3| 5| 9| 3| 3| 3| 8| 9| 3| 3| 3| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 4| 5| 5| 5| 5| 5| A | 0.25% | 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| L | | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | + | 2 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | | 1 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | 2 | 1 2.0| Hemorrhage, Focal | | 1 2.0| Inflammation, Multifocal, Subacute | 3 2 2 2 2 2 2 2 2 | 19 1.9| Alveolar Epithelium, Hyperplasia | 2 | 3 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hemorrhage | | 1 2.0| Inflammation, Acute, Suppurative | | 1 3.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | | 1 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hydronephrosis | | 1 3.0| Metaplasia, Focal, Osseous | 3 | 2 2.5| Cortex, Infarct | 1 | 1 1.0| Medulla, Mineralization | 2 2 1 1| 7 1.9| Renal Tubule, Degeneration, | | | Multifocal | | 1 2.0| Renal Tubule, Dilatation | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 15 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 0| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 3| | 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 8| 9| 4| 4| 4| 7| 4| 4| 4| 4| 9| 4| 4| 4| 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| B6C3F1 MICE 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| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 0.13% | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + M + + M + + + + M M + + + + + + + M| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + M + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + M M + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Necrosis, Multifocal | 2 | __________________________________________________________________________| Mesentery | | Fat, Necrosis, Focal | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Ulcer | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| Ulcer | | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Spindle Cell, Hyperplasia | 3 3 2 3 3 3 2 3 2 2 3 1 4 2 2 3 3 3 3 2 1 3 | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + M + + + + + M M + + M + + + + + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + M + + + + + + + + + + + + +| Pars Distalis, Angiectasis | | Pars Distalis, Hyperplasia | 2 3 | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 16 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 0| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 3| | 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 8| 9| 4| 4| 4| 7| 4| 4| 4| 4| 9| 4| 4| 4| 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| B6C3F1 MICE 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| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 0.13% | 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| _____________________________________________________________________________________________________________________| GENITAL SYSTEM - cont | | | | Atrophy | 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4| Cyst | X X X X| Hemorrhage | 2| Mineralization | 2 2| __________________________________________________________________________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Cystic | 4 4 2 3 4 3 3 2 2 3 3 3 3 2 3 2 4 3 2 2 3 2 4 3 4| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Renal, Congestion | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + + + M + + + + + M + +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Hematopoietic Cell Proliferation | 4 3| Hemorrhage | 2 | __________________________________________________________________________| Thymus | M + + + + + + + + + + + + + + + + + + M + + + + +| Cyst | X | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + + M + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Focal, Granulomatous | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| Compression | | Hydrocephalus | | Inflammation, Acute, Multifocal, | | Suppurative | | Necrosis | | _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Hemorrhage, Focal | | Inflammation, Multifocal, Subacute | 1 2 1 1 2 3 2 2 1 | __________________________________________________________________________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute, Suppurative | | Inflammation, Granulomatous | | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 17 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 3| 3| 3| 3| 3| 0| 0| 3| 3| 3| 8| 3| 3| 3| 3| 0| 3| 3| 3| 3| | 3| 3| 3| 3| 4| 4| 4| 4| 4| 4| 8| 9| 4| 4| 4| 7| 4| 4| 4| 4| 9| 4| 4| 4| 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| B6C3F1 MICE 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| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 0.13% | 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| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM - cont | | | | _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + | Hemorrhage | | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Fibrosis, Focal | 2 | Hydronephrosis | | Nephropathy | | Cortex, Infarct | 2 | Cortex, Mineralization, Diffuse | | Renal Tubule, Dilatation | | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | | _____________________________________________________________________________________________________________________| Page 18 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 4| 6| 6| 7| 7| | DAY ON TEST | 1| 0| 3| 3| 3| 7| 3| 3| 3| 3| 9| 9| 3| 3| 3| 7| 3| 3| 3| 3| 6| 0| 9| 3| 3| | | 7| 6| 4| 4| 4| 0| 0| 0| 4| 4| 6| 6| 4| 4| 4| 5| 4| 4| 4| 4| 9| 9| 4| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 0.13% | 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| L | | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Gallbladder | + + + + M + + + M + + + + M + + + + M M + + + + M| 39 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + M + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + M + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + M + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + A + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + M + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + + + A + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + A M + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Necrosis, Multifocal | 3 | 2 2.5| __________________________________________________________________________|____________| Mesentery | + +| 2 | Fat, Necrosis, Focal | 2| 1 2.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 | 1 3.0| __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + M + + + + + +| 49 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + M + + + + + +| 49 | Ulcer | 3 | 1 3.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + M + + + + + +| 49 | Ulcer | 3 | 1 3.0| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Spindle Cell, Hyperplasia | 2 2 2 2 2 3 2 2 1 1 2 2 3 2 2 2 2 2 2| 41 2.3| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + M + + +| 49 | Hyperplasia | 2 1 | 2 1.5| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + + + + + + + + M M + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + M + + + + M + M M M| 44 | Pars Distalis, Angiectasis | 2 | 1 2.0| Pars Distalis, Hyperplasia | 2 | 3 2.3| __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + M + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 19 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 4| 6| 6| 7| 7| | DAY ON TEST | 1| 0| 3| 3| 3| 7| 3| 3| 3| 3| 9| 9| 3| 3| 3| 7| 3| 3| 3| 3| 6| 0| 9| 3| 3| | | 7| 6| 4| 4| 4| 0| 0| 0| 4| 4| 6| 6| 4| 4| 4| 5| 4| 4| 4| 4| 9| 9| 4| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 0.13% | 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| L | | 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 | | | | | | __________________________________________________________________________|____________| Ovary | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 3 4 4 4 4 4 4 4 2 4 4 4 4 4 4 4 4 4 4 4 2 4 4 4| 48 3.9| Cyst | X X X X X X | 10 | Hemorrhage | | 1 2.0| Mineralization | | 2 2.0| __________________________________________________________________________|____________| Uterus | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Cystic | 3 2 4 4 2 3 3 2 4 2 4 3 2 3 3 3 3 3 3 3 3 3 3 3| 49 2.9| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Renal, Congestion | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + M + + M + + + + + + + + + + + + + + M| 45 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hematopoietic Cell Proliferation | 3 3 | 4 3.3| Hemorrhage | | 1 2.0| __________________________________________________________________________|____________| Thymus | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Cyst | | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + + + + + + + + + + + + + + + + + M + + + + + + +| 48 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Focal, Granulomatous | 4 | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | + | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Compression | 2 | 1 2.0| Hydrocephalus | 2 | 1 2.0| Inflammation, Acute, Multifocal, | | | Suppurative | 4 | 1 4.0| Necrosis | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 20 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 5| 6| 7| 7| 7| 5| 7| 7| 7| 7| 4| 6| 6| 7| 7| | DAY ON TEST | 1| 0| 3| 3| 3| 7| 3| 3| 3| 3| 9| 9| 3| 3| 3| 7| 3| 3| 3| 3| 6| 0| 9| 3| 3| | | 7| 6| 4| 4| 4| 0| 0| 0| 4| 4| 6| 6| 4| 4| 4| 5| 4| 4| 4| 4| 9| 9| 4| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 5| 6| 6| 6| 6| 6| A | 0.13% | 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| L | | 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| | __________________________________________________________________________________________________________________________________ RESPIRATORY SYSTEM - cont | | | | | | Hemorrhage, Focal | 2 | 1 2.0| Inflammation, Multifocal, Subacute | 1 2 1 2 2 2 2 2 2 2 | 19 1.7| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Acute, Suppurative | 2 | 1 2.0| Inflammation, Granulomatous | 4 | 1 4.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + + + +| 5 | Hemorrhage | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | | 1 | Fibrosis, Focal | | 1 2.0| Hydronephrosis | 3 | 1 3.0| Nephropathy | 3 | 1 3.0| Cortex, Infarct | 1 2 | 3 1.7| Cortex, Mineralization, Diffuse | 2 | 1 2.0| Renal Tubule, Dilatation | 3 | 1 3.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | 2 2 | 2 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 21 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 0| 7| 7| 7| 7| 6| 6| 7| 7| 7| 4| 4| 6| 7| 7| 1| 4| 6| 7| 7| 2| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 3| 3| 8| 8| 3| 3| 3| 4| 5| 3| 3| 3| 2| 0| 6| 1| 3| 0| 3| 3| 3| 3| | 3| 4| 4| 4| 4| 8| 8| 0| 4| 4| 9| 7| 1| 4| 4| 7| 8| 4| 3| 4| 7| 4| 4| 4| 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| B6C3F1 MICE 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| UNTREATD | 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| CONTROL | 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 + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + + + + + + + + M + M| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + M + + + + + + + + + + M + + + +| Cyst | X X | Inflammation, Subacute | 3 2 | Prolapse | 4 4 X | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + + + + + + + + M + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Granuloma, Multiple | | Hematopoietic Cell Proliferation | | Necrosis, Multifocal | | __________________________________________________________________________| Mesentery | + | Inflammation, Acute, Multifocal, | | Suppurative | 3 | Inflammation, Focal, Subacute | | Thrombosis | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | X | Hyperplasia | 3 2 | Inflammation, Chronic, Focal | 3 | Mineralization | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Tooth | + + + + + + + | Dysplasia | 2 3 2 1 2 1 1 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute, Multifocal | | Inflammation, Multifocal, Subacute | 2 | Thrombosis | 4 | _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 22 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 0| 7| 7| 7| 7| 6| 6| 7| 7| 7| 4| 4| 6| 7| 7| 1| 4| 6| 7| 7| 2| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 3| 3| 8| 8| 3| 3| 3| 4| 5| 3| 3| 3| 2| 0| 6| 1| 3| 0| 3| 3| 3| 3| | 3| 4| 4| 4| 4| 8| 8| 0| 4| 4| 9| 7| 1| 4| 4| 7| 8| 4| 3| 4| 7| 4| 4| 4| 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| B6C3F1 MICE 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| UNTREATD | 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| CONTROL | 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 | | | | Hyperplasia, Focal | | Spindle Cell, Hyperplasia | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | 1 | Hyperplasia | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + + M M + + + + + + + + + + M + + + + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + M + + + + +| __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + M + + + + + + + +| Hyperplasia, Cystic | 2 | Follicle, Degeneration | | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Coagulating Gland | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Depletion Cellular | | __________________________________________________________________________| Penis | + + | Developmental Malformation | 2 3 | __________________________________________________________________________| Preputial Gland | + + + + + + +| Inflammation, Acute, Suppurative | 4 | Inflammation, Subacute | 3 3 3 4| Duct, Cyst | X X X X X| __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute, Suppurative | 4 | Inflammation, Chronic | | __________________________________________________________________________| Seminal Vesicle | + + | Dilatation | 2 3 | Inflammation, Acute, Suppurative | | Inflammation, Chronic | | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Aspermatogenesis | | Mineralization | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Blood | + | Anemia | 2 | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| Deep Cervical, Hyperplasia | | Iliac, Hyperplasia | | Inguinal, Hyperplasia | | _____________________________________________________________________________________________________________________| Page 23 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 0| 7| 7| 7| 7| 6| 6| 7| 7| 7| 4| 4| 6| 7| 7| 1| 4| 6| 7| 7| 2| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 3| 3| 8| 8| 3| 3| 3| 4| 5| 3| 3| 3| 2| 0| 6| 1| 3| 0| 3| 3| 3| 3| | 3| 4| 4| 4| 4| 8| 8| 0| 4| 4| 9| 7| 1| 4| 4| 7| 8| 4| 3| 4| 7| 4| 4| 4| 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| B6C3F1 MICE 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| UNTREATD | 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| CONTROL | 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| _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM - cont | | | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + + + + + + + + + + + M M| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + + + + + M + + + + + + + + + +| Angiectasis | | Hyperplasia | | Thrombosis | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Hematopoietic Cell Proliferation | 4 3 3 4 | Necrosis, Focal | | __________________________________________________________________________| Thymus | + + M + + + M + + + + + + + + + + + + + + + + + +| Cyst | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | M M M M M M M M M + + + M M M M M M M M M M + + M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Alopecia | 2 2 | Alopecia, Multifocal | 2 2 2 | Fibrosis | 2 2 3| Hyperplasia, Focal | | Inflammation, Acute, Suppurative | 2 | Inflammation, Focal, Subacute | 2 2 3 2 2 | Mineralization, Focal | 4 | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| Cranium, Hyperostosis | | __________________________________________________________________________| Skeletal Muscle | + | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Congestion | 3 2 3 | Inflammation, Multifocal, Subacute | 2 2 2 3 3 3 2 2 3 1 3 2 1 2 | Alveolar Epithelium, Hyperplasia | 2 | __________________________________________________________________________| Nose | M + + + + + + + + + M + + + + M M + + + M + + + +| __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + M + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 24 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 0| 7| 7| 7| 7| 6| 6| 7| 7| 7| 4| 4| 6| 7| 7| 1| 4| 6| 7| 7| 2| 7| 7| 7| 7| DAY ON TEST | 5| 3| 3| 3| 3| 8| 8| 3| 3| 3| 4| 5| 3| 3| 3| 2| 0| 6| 1| 3| 0| 3| 3| 3| 3| | 3| 4| 4| 4| 4| 8| 8| 0| 4| 4| 9| 7| 1| 4| 4| 7| 8| 4| 3| 4| 7| 4| 4| 4| 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| B6C3F1 MICE 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| UNTREATD | 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| CONTROL | 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| _____________________________________________________________________________________________________________________| URINARY SYSTEM - cont | | | | Calculus Gross Observation | | Hydronephrosis | | Inflammation, Acute, Multifocal, | | Suppurative | | Metaplasia, Focal, Osseous | | Nephropathy | | Cortex, Infarct, Focal | 1 | Papilla, Necrosis | | Renal Tubule, Nephropathy | | __________________________________________________________________________| Ureter | | Inflammation, Acute, Suppurative | | __________________________________________________________________________| Urethra | + + | Inflammation, Subacute, Suppurative | 2 | Bulbourethral Gland, Dilatation | 4 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| Calculus Gross Observation | | Calculus Micro Observation Only | | Inflammation, Acute, Suppurative | 4 | Transitional Epithelium, Hyperplasia | 2 | _____________________________________________________________________________________________________________________| Page 25 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 0| 6| 7| 7| 7| 4| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 0| 0| 5| 6| 6| | DAY ON TEST | 8| 9| 3| 3| 3| 6| 3| 3| 3| 3| 3| 7| 3| 3| 3| 0| 1| 3| 3| 3| 5| 6| 3| 1| 5| | | 1| 7| 4| 4| 4| 0| 4| 4| 4| 4| 5| 3| 5| 5| 5| 8| 4| 5| 5| 5| 8| 1| 3| 1| 1| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | 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| A | UNTREATD | 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| L | CONTROL | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Gallbladder | + M + M + + + + M + + + + + + + + + + + M + + + +| 44 | __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Cyst | | 2 | Inflammation, Subacute | | 2 2.5| Prolapse | | 3 4.0| __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + M + + +| 49 | __________________________________________________________________________|____________| Intestine Small, Ileum | + M + + + + + + + + + + + + + + + + + M + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + M + + + + +| 49 | Cyst | X | 1 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Granuloma, Multiple | 2 | 1 2.0| Hematopoietic Cell Proliferation | 2 | 1 2.0| Necrosis, Multifocal | 2 | 1 2.0| __________________________________________________________________________|____________| Mesentery | + +| 3 | Inflammation, Acute, Multifocal, | | | Suppurative | 4 | 2 3.5| Inflammation, Focal, Subacute | 4| 1 4.0| Thrombosis | 3| 1 3.0| __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + M + + + +| 49 | Cyst | | 1 | Hyperplasia | | 2 2.5| Inflammation, Chronic, Focal | | 1 3.0| Mineralization | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Tooth | + + + | 10 | Dysplasia | 1 3 2 | 10 1.8| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Acute, Multifocal | 2| 1 2.0| Inflammation, Multifocal, Subacute | 3 | 2 2.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 26 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 0| 6| 7| 7| 7| 4| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 0| 0| 5| 6| 6| | DAY ON TEST | 8| 9| 3| 3| 3| 6| 3| 3| 3| 3| 3| 7| 3| 3| 3| 0| 1| 3| 3| 3| 5| 6| 3| 1| 5| | | 1| 7| 4| 4| 4| 0| 4| 4| 4| 4| 5| 3| 5| 5| 5| 8| 4| 5| 5| 5| 8| 1| 3| 1| 1| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | 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| A | UNTREATD | 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| L | CONTROL | 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 | | | | | | Thrombosis | | 1 4.0| _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Focal | 3 | 1 3.0| Spindle Cell, Hyperplasia | 2 2 2 2 2 | 5 2.0| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + M + + + +| 49 | Hyperplasia, Focal | | 1 1.0| Hyperplasia | 2 2 | 3 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | M + + + + + + + M + + M + + + + + + + + M M + + M| 41 | __________________________________________________________________________|____________| Pituitary Gland | + + M + + + + + + + + + + + + + M + + + + M + + +| 46 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + + M + + +| 48 | Hyperplasia, Cystic | | 1 2.0| Follicle, Degeneration | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Coagulating Gland | M | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Depletion Cellular | 3| 1 3.0| __________________________________________________________________________|____________| Penis | | 2 | Developmental Malformation | | 2 2.5| __________________________________________________________________________|____________| Preputial Gland | + + | 9 | Inflammation, Acute, Suppurative | | 1 4.0| Inflammation, Subacute | 3 | 5 3.2| Duct, Cyst | X | 6 | __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + M + + + +| 49 | Inflammation, Acute, Suppurative | 3 4 4 | 4 3.8| Inflammation, Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Seminal Vesicle | + + + + | 6 | Dilatation | 4 | 3 3.0| Inflammation, Acute, Suppurative | 3 4 | 2 3.5| Inflammation, Chronic | 3 | 1 3.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + M + + + +| 49 | Aspermatogenesis | 2| 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 27 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 0| 6| 7| 7| 7| 4| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 0| 0| 5| 6| 6| | DAY ON TEST | 8| 9| 3| 3| 3| 6| 3| 3| 3| 3| 3| 7| 3| 3| 3| 0| 1| 3| 3| 3| 5| 6| 3| 1| 5| | | 1| 7| 4| 4| 4| 0| 4| 4| 4| 4| 5| 3| 5| 5| 5| 8| 4| 5| 5| 5| 8| 1| 3| 1| 1| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | 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| A | UNTREATD | 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| L | CONTROL | 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 | | | | | | Mineralization | 1 | 1 1.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Blood | + | 2 | Anemia | | 1 2.0| __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Deep Cervical, Hyperplasia | 3 | 1 3.0| Iliac, Hyperplasia | 3| 1 3.0| Inguinal, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + + + + + + + M + + M + + + + M + + +| 45 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + M + + + + + + + + + + + + + + + + + + + + + M +| 47 | Angiectasis | 4 3 2 2 1 2| 6 2.3| Hyperplasia | 3 | 1 3.0| Thrombosis | 3 | 1 3.0| __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Angiectasis | 2 | 1 2.0| Hematopoietic Cell Proliferation | 3 3 4 3 3 3| 10 3.3| Necrosis, Focal | 3 | 1 3.0| __________________________________________________________________________|____________| Thymus | + + + M + + + + + + + + + + M + + M M + + + + + +| 44 | Cyst | X | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M M M M M M M M M M + M M M M M| 6 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alopecia | 2 2 | 4 2.0| Alopecia, Multifocal | | 3 2.0| Fibrosis | 2 2 2 2 | 7 2.1| Hyperplasia, Focal | 2 | 1 2.0| Inflammation, Acute, Suppurative | 3 | 2 2.5| Inflammation, Focal, Subacute | 3 2 | 7 2.3| Mineralization, Focal | | 1 4.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cranium, Hyperostosis | 2 | 1 2.0| __________________________________________________________________________|____________| Skeletal Muscle | | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 28 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 0| 6| 7| 7| 7| 4| 7| 7| 7| 7| 7| 4| 7| 7| 7| 7| 7| 7| 7| 7| 0| 0| 5| 6| 6| | DAY ON TEST | 8| 9| 3| 3| 3| 6| 3| 3| 3| 3| 3| 7| 3| 3| 3| 0| 1| 3| 3| 3| 5| 6| 3| 1| 5| | | 1| 7| 4| 4| 4| 0| 4| 4| 4| 4| 5| 3| 5| 5| 5| 8| 4| 5| 5| 5| 8| 1| 3| 1| 1| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | 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| A | UNTREATD | 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| L | CONTROL | 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 | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Congestion | | 3 2.7| Inflammation, Multifocal, Subacute | 2 3 3 3 1 2 2 2 2 2 2 2 1 1 3 3 2 2| 32 2.2| Alveolar Epithelium, Hyperplasia | | 1 2.0| __________________________________________________________________________|____________| Nose | M + + + + + + + + + + + + + + + + + + + M M + + +| 42 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Calculus Gross Observation | 3| 1 3.0| Hydronephrosis | 3| 1 3.0| Inflammation, Acute, Multifocal, | | | Suppurative | 4 | 1 4.0| Metaplasia, Focal, Osseous | 3 | 1 3.0| Nephropathy | 2 2 3 | 3 2.3| Cortex, Infarct, Focal | | 1 1.0| Papilla, Necrosis | 3| 1 3.0| Renal Tubule, Nephropathy | 1 | 1 1.0| __________________________________________________________________________|____________| Ureter | +| 1 | Inflammation, Acute, Suppurative | 3| 1 3.0| __________________________________________________________________________|____________| Urethra | | 2 | Inflammation, Subacute, Suppurative | | 1 2.0| Bulbourethral Gland, Dilatation | | 1 4.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Calculus Gross Observation | 3| 1 3.0| Calculus Micro Observation Only | X | 1 | Inflammation, Acute, Suppurative | 3 | 2 3.5| Transitional Epithelium, Hyperplasia | 3| 2 2.5| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 29 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| 0| 6| 6| 7| 7| DAY ON TEST | 2| 6| 3| 3| 3| 6| 3| 3| 3| 3| 2| 3| 3| 3| 3| 2| 3| 3| 3| 3| 6| 8| 9| 3| 3| | 1| 9| 0| 0| 0| 7| 0| 0| 0| 1| 9| 0| 0| 0| 0| 7| 9| 0| 0| 0| 5| 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| 0| 0| B6C3F1 MICE 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| 0.25% | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + M + M + M + + + + M + + M + + + + + + + M +| Hyperplasia | 1 | __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + + + + + + M + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| Cyst | | Hyperplasia, Focal | | Inflammation, Subacute | | Prolapse | | __________________________________________________________________________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + + + + + + + + + + + M + + + M + + + + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + A + + + + + + + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Basophilic Focus | | Cyst | X | Necrosis, Multifocal | 2 | __________________________________________________________________________| Mesentery | + | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + + + + + + + + + + + + + + + M + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + M + + + + +| Cyst | | __________________________________________________________________________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + M + + + + +| Mineralization | 2 | __________________________________________________________________________| Tooth | + + | Dysplasia | 2 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia, Focal | | Spindle Cell, Hyperplasia, Focal | | Spindle Cell, Hyperplasia | | __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + + + + + + +| Hyperplasia | 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + M + + + + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + M + + + + + + M + + + + + + + + M| _____________________________________________________________________________________________________________________| Page 30 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| 0| 6| 6| 7| 7| DAY ON TEST | 2| 6| 3| 3| 3| 6| 3| 3| 3| 3| 2| 3| 3| 3| 3| 2| 3| 3| 3| 3| 6| 8| 9| 3| 3| | 1| 9| 0| 0| 0| 7| 0| 0| 0| 1| 9| 0| 0| 0| 0| 7| 9| 0| 0| 0| 5| 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| 0| 0| B6C3F1 MICE 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| 0.25% | 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, Cyst | | __________________________________________________________________________| Thyroid Gland | + + + + + + + + + + + + + + + + + + + + M + + + +| Follicle, Cyst | X X | Follicle, Degeneration | 2 | Follicle, Hyperplasia, Cystic | 2| _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| Atypia Cellular | 3 3 2 3 2 3 2 2 2 2 | Depletion Cellular | 3 3 3 3 2 2 2 | __________________________________________________________________________| Penis | | Developmental Malformation | | __________________________________________________________________________| Preputial Gland | + | Duct, Cyst | X | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Chronic | 3 | __________________________________________________________________________| Seminal Vesicle | + | Dilatation | 2 | __________________________________________________________________________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| Aspermatogenesis | 3 3 3 2 2 2 2 | Mineralization | | Germinal Epithelium, Degeneration | 3 3 2 3 2 2 1 2 2 2 | Seminiferous Tubule, Dilatation, | | Focal | | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + M + + + + + + + + + + +| Axillary, Hyperplasia | 3 | Iliac, Hyperplasia | | __________________________________________________________________________| Lymph Node, Mandibular | + + + + + + + + + + + + + M + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + M + + + M + + + + + + + + + + +| __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Atrophy | | Hematopoietic Cell Proliferation | 3 4 | __________________________________________________________________________| Thymus | + M + + + + + + + + + + + + + + M + + + M + + + +| Cyst | | _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + + M M M M + + M M + M M M M M M M M M M M M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 31 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 6| 6| 7| 7| 7| 6| 7| 7| 7| 7| 7| 7| 7| 7| 7| 5| 6| 7| 7| 7| 0| 6| 6| 7| 7| DAY ON TEST | 2| 6| 3| 3| 3| 6| 3| 3| 3| 3| 2| 3| 3| 3| 3| 2| 3| 3| 3| 3| 6| 8| 9| 3| 3| | 1| 9| 0| 0| 0| 7| 0| 0| 0| 1| 9| 0| 0| 0| 0| 7| 9| 0| 0| 0| 5| 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| 0| 0| B6C3F1 MICE 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| 0.25% | 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| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Alopecia | | Fibrosis | 2 2 2 2 2| Fungus | | Hyperplasia, Focal | 2| Inflammation, Acute, Suppurative | | Inflammation, Focal, Granulomatous | | Inflammation, Focal, Subacute | 2 2 2 2 2 2| Mineralization, Focal | 2| Ulcer | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Skeletal Muscle | | _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Multifocal, Subacute | 1 3 1 2 2 1 2 2 2 2 3 3 1 2| Alveolar Epithelium, Hyperplasia | 2 2 | __________________________________________________________________________| Nose | + + + + + + + + + M + + + + + + + + + + M + + + +| Hemorrhage | 3 | __________________________________________________________________________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Ear | | __________________________________________________________________________| Harderian Gland | + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Cortex, Infarct, Focal | | Cortex, Infarct | | Medulla, Mineralization | 2 2 2 1 2 2 2 2 2 2| Renal Tubule, Degeneration, | | Multifocal | 2 | Renal Tubule, Dilatation | 2 2 2 2 2| Renal Tubule, Necrosis, Multifocal | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 32 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| | DAY ON TEST | 8| 3| 3| 3| 3| 6| 9| 3| 3| 3| 2| 3| 3| 3| 3| 7| 3| 3| 3| 3| 7| 0| 3| 3| 3| | | 7| 0| 0| 0| 0| 0| 4| 0| 0| 0| 9| 0| 0| 0| 0| 6| 0| 0| 0| 0| 5| 2| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0.25% | 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| L | | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Gallbladder | + M + + M + + + M + + + M + + + + + M M + + + + M| 37 | Hyperplasia | | 1 1.0| __________________________________________________________________________|____________| Intestine Large | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Cecum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Large, Colon | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Intestine Large, Rectum | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cyst | X | 1 | Hyperplasia, Focal | 2 | 1 2.0| Inflammation, Subacute | 2 | 1 2.0| Prolapse | X X | 2 | __________________________________________________________________________|____________| Intestine Small | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + M + + + M + + + + + + + + + + + + + + + + + M +| 47 | __________________________________________________________________________|____________| Intestine Small, Ileum | + + + + + + + + M + + + + + + + + + + + + + + + +| 47 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Basophilic Focus | X | 1 | Cyst | | 1 | Necrosis, Multifocal | | 1 2.0| __________________________________________________________________________|____________| Mesentery | + | 2 | __________________________________________________________________________|____________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Stomach, Forestomach | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Cyst | X | 1 | __________________________________________________________________________|____________| Stomach, Glandular | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Mineralization | | 1 2.0| __________________________________________________________________________|____________| Tooth | + + | 4 | Dysplasia | 1 3 | 4 2.3| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Hyperplasia, Focal | 2 1 | 2 1.5| Spindle Cell, Hyperplasia, Focal | 4 | 1 4.0| Spindle Cell, Hyperplasia | 2 2 4 | 3 2.7| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 33 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| | DAY ON TEST | 8| 3| 3| 3| 3| 6| 9| 3| 3| 3| 2| 3| 3| 3| 3| 7| 3| 3| 3| 3| 7| 0| 3| 3| 3| | | 7| 0| 0| 0| 0| 0| 4| 0| 0| 0| 9| 0| 0| 0| 0| 6| 0| 0| 0| 0| 5| 2| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0.25% | 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| L | | 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, Medulla | + + + + + + + + M + + + + + + + + + + + + + + + +| 49 | Hyperplasia | 2 2 2 2 | 5 2.0| __________________________________________________________________________|____________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Parathyroid Gland | + + M + + + + + + + + + + + M + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Pituitary Gland | + + + + M + + + M M + + + + + + + + + + + + M + +| 43 | Pars Distalis, Cyst | X | 1 | __________________________________________________________________________|____________| Thyroid Gland | + + + + + + + + + + + + + + M + + + + + + + + + +| 48 | Follicle, Cyst | X | 3 | Follicle, Degeneration | | 1 2.0| Follicle, Hyperplasia, Cystic | 2 | 2 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atypia Cellular | 2 2 2 1 2 1 2 2 1 2 2 2 2 2 X 2 | 26 2.0| Depletion Cellular | 2 2 2 3 3 2 2 2 | 15 2.4| __________________________________________________________________________|____________| Penis | +| 1 | Developmental Malformation | X| 1 | __________________________________________________________________________|____________| Preputial Gland | + + + | 4 | Duct, Cyst | X X X | 4 | __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Chronic | | 1 3.0| __________________________________________________________________________|____________| Seminal Vesicle | | 1 | Dilatation | | 1 2.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Aspermatogenesis | 2 2 2 2 3 2 2 2 4 | 16 2.4| Mineralization | 1 | 1 1.0| Germinal Epithelium, Degeneration | 1 2 2 1 2 2 2 3 1 3 2 4 1 | 23 2.1| Seminiferous Tubule, Dilatation, | | | Focal | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Axillary, Hyperplasia | | 1 3.0| Iliac, Hyperplasia | 2 | 1 2.0| __________________________________________________________________________|____________| Lymph Node, Mandibular | + + + + + + + M + M + + + + M + + + + + + + + + +| 46 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 34 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| | DAY ON TEST | 8| 3| 3| 3| 3| 6| 9| 3| 3| 3| 2| 3| 3| 3| 3| 7| 3| 3| 3| 3| 7| 0| 3| 3| 3| | | 7| 0| 0| 0| 0| 0| 4| 0| 0| 0| 9| 0| 0| 0| 0| 6| 0| 0| 0| 0| 5| 2| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0.25% | 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| L | | 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| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + + + + + + + + + + + M M + + + M + + M + + + + +| 44 | __________________________________________________________________________|____________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Atrophy | 2 | 1 2.0| Hematopoietic Cell Proliferation | 4 4 | 4 3.8| __________________________________________________________________________|____________| Thymus | M + + M + + + + + + + + + M + M + + + M + M + + +| 41 | Cyst | X | 1 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | + M M M M + M + M M M M M M M M M M M M M M M M M| 8 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alopecia | 2 2 2 | 3 2.0| Fibrosis | 2 2 2 2 2 1 1 | 12 1.8| Fungus | 4 | 1 4.0| Hyperplasia, Focal | 2 | 2 2.0| Inflammation, Acute, Suppurative | 2 | 1 2.0| Inflammation, Focal, Granulomatous | 4 | 1 4.0| Inflammation, Focal, Subacute | 2 2 2 | 9 2.0| Mineralization, Focal | 2 | 2 2.0| Ulcer | 2 | 1 2.0| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Skeletal Muscle | + | 1 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Multifocal, Subacute | 1 1 2 2 2 2 2 1 2 2 3 2 3 2 1 3 | 30 1.9| Alveolar Epithelium, Hyperplasia | | 2 2.0| __________________________________________________________________________|____________| Nose | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hemorrhage | | 1 3.0| __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + M + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Ear | + | 1 | __________________________________________________________________________|____________| Harderian Gland | + | 2 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 35 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| 7| 7| 7| 7| 7| 5| 7| 7| 7| 7| 5| 6| 7| 7| 7| | DAY ON TEST | 8| 3| 3| 3| 3| 6| 9| 3| 3| 3| 2| 3| 3| 3| 3| 7| 3| 3| 3| 3| 7| 0| 3| 3| 3| | | 7| 0| 0| 0| 0| 0| 4| 0| 0| 0| 9| 0| 0| 0| 0| 6| 0| 0| 0| 0| 5| 2| 0| 0| 0| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 2| 2| 2| 2| A | 0.25% | 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| L | | 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| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cortex, Infarct, Focal | 1 | 1 1.0| Cortex, Infarct | 2 | 1 2.0| Medulla, Mineralization | 2 2 2 2 2 2 1| 17 1.9| Renal Tubule, Degeneration, | | | Multifocal | | 1 2.0| Renal Tubule, Dilatation | 2 2 2 2 2 2 2 2 1| 14 1.9| Renal Tubule, Necrosis, Multifocal | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 36 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 1| 2| 7| 7| 7| 5| 5| 6| 6| 7| 4| 6| 7| 7| 7| 3| 5| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 8| 3| 9| 3| 9| 0| 3| 3| 3| 3| 7| 3| 3| 3| | 3| 3| 3| 3| 3| 6| 6| 3| 3| 3| 0| 0| 1| 9| 0| 6| 2| 3| 3| 3| 5| 4| 3| 3| 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| B6C3F1 MICE 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| 0.13% | 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 | + + + + + + + + M + + + + + + + + + + + + + + + +| __________________________________________________________________________| Gallbladder | + + + + + + + + + + + + + + + M + + M + + + + + +| __________________________________________________________________________| Intestine Large | + + + + + + + + + + + + + + + A + + + + + + + + +| __________________________________________________________________________| Intestine Large, Cecum | + + + + + + + + + + + M + + + A + + + + + + + + +| __________________________________________________________________________| Intestine Large, Colon | + + + + + + + + + + M + + + + A + + + + + + + + +| __________________________________________________________________________| Intestine Large, Rectum | + + + + + + + + + + M + + + + A + + + + + + + + +| Inflammation, Chronic, Focal | 2 | Perforation | X | Prolapse | X | __________________________________________________________________________| Intestine Small | + + + + + M + + + + + + + + + A + + + + + A + + +| __________________________________________________________________________| Intestine Small, Duodenum | + + + + + M + + + + + + + + + A + + + + + A + + +| __________________________________________________________________________| Intestine Small, Ileum | + + + + + M + + + + + + + + + A A + + + + A M + +| __________________________________________________________________________| Intestine Small, Jejunum | + + + + + M + + + + + + + + + A A + + + + A + + +| __________________________________________________________________________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Focal | 2 | Mixed Cell Focus | | Necrosis, Multifocal | 2 | Thrombosis | | __________________________________________________________________________| Mesentery | | __________________________________________________________________________| Pancreas | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach | + + + + + M + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Stomach, Forestomach | + + + + + M + + + + + + + + + + + + + + + + + + +| Hyperkeratosis | 2 | Hyperplasia | 2 | Inflammation, Acute, Focal, | | Suppurative | 2 | __________________________________________________________________________| Stomach, Glandular | + + + + + M + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Tooth | + + + + + + | Dysplasia | 3 3 3 3 3 3 | _____________________________________________________________________________________________________________________| CARDIOVASCULAR SYSTEM | | | | __________________________________________________________________________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| ENDOCRINE SYSTEM | | | | __________________________________________________________________________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + M + + + + +| __________________________________________________________________________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + M + + + + +| Spindle Cell, Hyperplasia | 2 1| __________________________________________________________________________| Adrenal Gland, Medulla | + + + + + + + + + + + + + + + + + + + M + + + + +| Hyperplasia | 2 2 2 | __________________________________________________________________________| Islets, Pancreatic | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Parathyroid Gland | + + + M + M M + M + + + + + M + + + + M + + + + +| __________________________________________________________________________| Pituitary Gland | + + + + + + + + + + + + + + + M + + M + + + + + +| __________________________________________________________________________| Thyroid Gland | + + + + + + + + M + + + M + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| Page 37 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 1| 2| 7| 7| 7| 5| 5| 6| 6| 7| 4| 6| 7| 7| 7| 3| 5| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 8| 3| 9| 3| 9| 0| 3| 3| 3| 3| 7| 3| 3| 3| | 3| 3| 3| 3| 3| 6| 6| 3| 3| 3| 0| 0| 1| 9| 0| 6| 2| 3| 3| 3| 5| 4| 3| 3| 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| B6C3F1 MICE 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| 0.13% | 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 | | | | Follicle, Cyst | X | Follicle, Degeneration | 2 | Follicle, Hyperplasia, Cystic | 2 2 | _____________________________________________________________________________________________________________________| GENERAL BODY SYSTEM | | | | None | | _____________________________________________________________________________________________________________________| GENITAL SYSTEM | | | | __________________________________________________________________________| Epididymis | + + + + + + + + + + M + + + + + + + + + + + + + +| Depletion Cellular | | Granuloma Sperm | 4 | __________________________________________________________________________| Penis | + + + + + | Developmental Malformation | X X X X X | __________________________________________________________________________| Preputial Gland | + | Duct, Cyst | X | __________________________________________________________________________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| Inflammation, Acute, Suppurative | 3 3 4 | __________________________________________________________________________| Seminal Vesicle | + + | Dilatation | 3 4 | Inflammation, Chronic | | __________________________________________________________________________| Testes | + + + + + + + + + + M + + + + + + + + + + + + + +| Aspermatogenesis | 1 | Atrophy | | Germinal Epithelium, Degeneration | 2 | _____________________________________________________________________________________________________________________| HEMATOPOIETIC SYSTEM | | | | __________________________________________________________________________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node | + + + + + + + + + + + + + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mandibular | + + M + + + + + + + + M + + + + + + + + + + + + +| __________________________________________________________________________| Lymph Node, Mesenteric | + + + + + + + + + + M + + + + + + + + M + + + + +| Ectasia | | __________________________________________________________________________| Spleen | + + + + + + + + + + + + + + + + + + + + + + + + +| Angiectasis | | Atrophy | 2 2 2 | Hematopoietic Cell Proliferation | 4 3 3 3 3 4 | __________________________________________________________________________| Thymus | + + + + + + + + + + + + + + M + + + M + + M + + +| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM | | | | __________________________________________________________________________| Mammary Gland | + M + M M + M M M M M M M M M M + M M M M + M M M| __________________________________________________________________________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| Alopecia | 2 2 2 2 2 | Fibrosis | 2 2 2 | Fungus | 3 | Inflammation, Acute, Suppurative | 2 | _____________________________________________________________________________________________________________________| Page 38 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 _____________________________________________________________________________________________________________________ | 7| 7| 7| 7| 7| 1| 2| 7| 7| 7| 5| 5| 6| 6| 7| 4| 6| 7| 7| 7| 3| 5| 7| 7| 7| DAY ON TEST | 3| 3| 3| 3| 3| 5| 3| 3| 3| 3| 3| 8| 3| 9| 3| 9| 0| 3| 3| 3| 3| 7| 3| 3| 3| | 3| 3| 3| 3| 3| 6| 6| 3| 3| 3| 0| 0| 1| 9| 0| 6| 2| 3| 3| 3| 5| 4| 3| 3| 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| B6C3F1 MICE 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| 0.13% | 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| _____________________________________________________________________________________________________________________| INTEGUMENTARY SYSTEM - cont | | | | Inflammation, Chronic | | Inflammation, Focal, Granulomatous | 4 | Inflammation, Focal, Subacute | 2 2 3 | Mineralization, Focal | 3 | Ulcer | | _____________________________________________________________________________________________________________________| MUSCULOSKELETAL SYSTEM | | | | __________________________________________________________________________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| NERVOUS SYSTEM | | | | __________________________________________________________________________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| RESPIRATORY SYSTEM | | | | __________________________________________________________________________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| Fibrosis, Multifocal | | Infiltration Cellular, Multifocal, | | Histiocyte | 2 | Inflammation, Multifocal, Subacute | 1 2 2 2 2 2 2 2 3 2 3 1 2 2 1 2 | __________________________________________________________________________| Nose | + + + + + M M + + + + + + + + + + + + + M + + + +| __________________________________________________________________________| Trachea | + + + + + + + + M + + + + + + + + + + + + + + + +| _____________________________________________________________________________________________________________________| SPECIAL SENSES SYSTEM | | | | __________________________________________________________________________| Harderian Gland | + + | _____________________________________________________________________________________________________________________| URINARY SYSTEM | | | | __________________________________________________________________________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| Cortex, Infarct, Focal | 2 | Renal Tubule, Degeneration, | | Multifocal | 2 | Renal Tubule, Hyperplasia, Focal | 2 | Renal Tubule, Hyperplasia | | Renal Tubule, Nephropathy | 2 | __________________________________________________________________________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + M + + + + +| Inflammation, Chronic | 2 | _____________________________________________________________________________________________________________________| Page 39 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 1| 3| 6| 7| 7| 0| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 8| 7| 6| 1| 3| 5| 3| 3| 3| 3| 0| 3| 3| 3| 3| 2| 2| 3| 3| 3| 1| 7| 2| 3| 3| | | 6| 8| 0| 4| 3| 5| 3| 3| 3| 3| 5| 3| 3| 3| 3| 2| 3| 3| 3| 4| 4| 3| 3| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 0.13% | 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| L | | 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 | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Gallbladder | + M + + + + + + + + + + + + + + + + + + M + + + M| 45 | __________________________________________________________________________|____________| Intestine Large | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Intestine Large, Cecum | + A + + + + + + + + M + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Large, Colon | + A + + + M + + + + M + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Intestine Large, Rectum | + A + + + + + + + + + + + + + + + + + + + + + + +| 47 | Inflammation, Chronic, Focal | | 1 2.0| Perforation | | 1 | Prolapse | | 1 | __________________________________________________________________________|____________| Intestine Small | + A + + + + + + + + + + + + + + + + + + + + + + +| 46 | __________________________________________________________________________|____________| Intestine Small, Duodenum | + A + + + + + + + + + + + + + + M + + + + + + + M| 44 | __________________________________________________________________________|____________| Intestine Small, Ileum | + A + + + A + + + + + + + + + + + + + + + + + + +| 43 | __________________________________________________________________________|____________| Intestine Small, Jejunum | + A + + + + + + + + + + + + + + + + + + + + + + +| 45 | __________________________________________________________________________|____________| Liver | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Focal | | 1 2.0| Mixed Cell Focus | X X | 2 | Necrosis, Multifocal | | 1 2.0| Thrombosis | 3 | 1 3.0| __________________________________________________________________________|____________| Mesentery | + | 1 | __________________________________________________________________________|____________| Pancreas | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Salivary Glands | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Stomach | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Stomach, Forestomach | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | Hyperkeratosis | | 1 2.0| Hyperplasia | | 1 2.0| Inflammation, Acute, Focal, | | | Suppurative | | 1 2.0| __________________________________________________________________________|____________| Stomach, Glandular | + A + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Tooth | + + + + + +| 12 | Dysplasia | 3 3 3 3 2 3| 12 2.9| _____________________________________________________________________________________________________________________| | CARDIOVASCULAR SYSTEM | | | | | | __________________________________________________________________________|____________| Heart | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | ENDOCRINE SYSTEM | | | | | | __________________________________________________________________________|____________| Adrenal Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Adrenal Gland, Cortex | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Spindle Cell, Hyperplasia | 2 | 3 1.7| __________________________________________________________________________|____________| Adrenal Gland, Medulla | + + + + + M + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 40 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 1| 3| 6| 7| 7| 0| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 8| 7| 6| 1| 3| 5| 3| 3| 3| 3| 0| 3| 3| 3| 3| 2| 2| 3| 3| 3| 1| 7| 2| 3| 3| | | 6| 8| 0| 4| 3| 5| 3| 3| 3| 3| 5| 3| 3| 3| 3| 2| 3| 3| 3| 4| 4| 3| 3| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 0.13% | 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| L | | 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 | | | | | | Hyperplasia | 1 2 2 | 6 1.8| __________________________________________________________________________|____________| Islets, Pancreatic | + A + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Parathyroid Gland | + M + + + + + + M + M + + + + + + + + + + + + + +| 41 | __________________________________________________________________________|____________| Pituitary Gland | + + + + + + + + + + + + + + + + + + + + + + + + +| 48 | __________________________________________________________________________|____________| Thyroid Gland | + M + + + + + + + + + + + + + + + + + + + + + + +| 47 | Follicle, Cyst | | 1 | Follicle, Degeneration | | 1 2.0| Follicle, Hyperplasia, Cystic | | 2 2.0| _____________________________________________________________________________________________________________________| | GENERAL BODY SYSTEM | | | | | | None | | | _____________________________________________________________________________________________________________________| | GENITAL SYSTEM | | | | | | __________________________________________________________________________|____________| Epididymis | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Depletion Cellular | 2 | 1 2.0| Granuloma Sperm | 3 3 | 3 3.3| __________________________________________________________________________|____________| Penis | + + + | 8 | Developmental Malformation | X X X | 8 | __________________________________________________________________________|____________| Preputial Gland | + | 2 | Duct, Cyst | X | 2 | __________________________________________________________________________|____________| Prostate | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Inflammation, Acute, Suppurative | 3 | 4 3.3| __________________________________________________________________________|____________| Seminal Vesicle | + + | 4 | Dilatation | 3 4 | 4 3.5| Inflammation, Chronic | 2 | 1 2.0| __________________________________________________________________________|____________| Testes | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Aspermatogenesis | | 1 1.0| Atrophy | 4 | 1 4.0| Germinal Epithelium, Degeneration | 3 1 | 3 2.0| _____________________________________________________________________________________________________________________| | HEMATOPOIETIC SYSTEM | | | | | | __________________________________________________________________________|____________| Bone Marrow | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | __________________________________________________________________________|____________| Lymph Node | + M + + + + + + + + + + + + + + + + + + + + + + +| 49 | __________________________________________________________________________|____________| Lymph Node, Mandibular | + M + + + + + + M + + M + M M M M + + + + + + + +| 41 | __________________________________________________________________________|____________| Lymph Node, Mesenteric | + M + + + + M + + + + + + + + + + + + + + + + + +| 46 | Ectasia | 4 | 1 4.0| __________________________________________________________________________|____________| Spleen | + M + + + + + + + + + + + + + + + + + + + + + + +| 49 | Angiectasis | 3 | 1 3.0| Atrophy | | 3 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 41 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 1| 3| 6| 7| 7| 0| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 8| 7| 6| 1| 3| 5| 3| 3| 3| 3| 0| 3| 3| 3| 3| 2| 2| 3| 3| 3| 1| 7| 2| 3| 3| | | 6| 8| 0| 4| 3| 5| 3| 3| 3| 3| 5| 3| 3| 3| 3| 2| 3| 3| 3| 4| 4| 3| 3| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 0.13% | 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| L | | 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| | __________________________________________________________________________________________________________________________________ HEMATOPOIETIC SYSTEM - cont | | | | | | Hematopoietic Cell Proliferation | 4 4 3 3 3 | 11 3.4| __________________________________________________________________________|____________| Thymus | + M + + + + + + + M + M + M + + + + + + + + + + +| 43 | _____________________________________________________________________________________________________________________| | INTEGUMENTARY SYSTEM | | | | | | __________________________________________________________________________|____________| Mammary Gland | M M M M M M M M M M M M M M M M M M M M M M M M M| 5 | __________________________________________________________________________|____________| Skin | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Alopecia | | 5 2.0| Fibrosis | 2 2 | 5 2.0| Fungus | | 1 3.0| Inflammation, Acute, Suppurative | 2 | 2 2.0| Inflammation, Chronic | 2 | 1 2.0| Inflammation, Focal, Granulomatous | 3 | 2 3.5| Inflammation, Focal, Subacute | 2 2 2 2 2 2 2 2 2 | 12 2.1| Mineralization, Focal | | 1 3.0| Ulcer | 2 2 2 3 | 4 2.3| _____________________________________________________________________________________________________________________| | MUSCULOSKELETAL SYSTEM | | | | | | __________________________________________________________________________|____________| Bone | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | NERVOUS SYSTEM | | | | | | __________________________________________________________________________|____________| Brain | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | _____________________________________________________________________________________________________________________| | RESPIRATORY SYSTEM | | | | | | __________________________________________________________________________|____________| Lung | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Fibrosis, Multifocal | 3 | 1 3.0| Infiltration Cellular, Multifocal, | | | Histiocyte | | 1 2.0| Inflammation, Multifocal, Subacute | 3 2 1 3 2 2 3 2 2 3 2 3 2 3 3 4 1 3| 34 2.2| __________________________________________________________________________|____________| Nose | M M + + + M + + + + + + + + + + + + + + + + + + +| 44 | __________________________________________________________________________|____________| Trachea | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | _____________________________________________________________________________________________________________________| | SPECIAL SENSES SYSTEM | | | | | | __________________________________________________________________________|____________| Harderian Gland | + | 3 | _____________________________________________________________________________________________________________________| | URINARY SYSTEM | | | | | | __________________________________________________________________________|____________| Kidney | + + + + + + + + + + + + + + + + + + + + + + + + +| 50 | Cortex, Infarct, Focal | 2 | 2 2.0| Renal Tubule, Degeneration, | | | Multifocal | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) Moderate I : Insufficient tissue BLANK : Not examined 2) Mild 4) Marked Page 42 NTP Experiment-Test: 05051-02 NONNEOPLASTIC LESIONS BY INDIVIDUAL ANIMAL Report: PEIRPT09 Study Type: CHRONIC NITROFURANTOIN Date: 05/06/97 Route: DOSED FEED Time: 15:05:03 __________________________________________________________________________________________________________________________________ | 1| 3| 6| 7| 7| 0| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 7| 7| 7| 7| 6| 6| 7| 7| 7| | DAY ON TEST | 8| 7| 6| 1| 3| 5| 3| 3| 3| 3| 0| 3| 3| 3| 3| 2| 2| 3| 3| 3| 1| 7| 2| 3| 3| | | 6| 8| 0| 4| 3| 5| 3| 3| 3| 3| 5| 3| 3| 3| 3| 2| 3| 3| 3| 4| 4| 3| 3| 4| 4| T (*) | _____________________________________________________________________________________________________________________| | | 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| O | B6C3F1 MICE 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| T | ANIMAL ID | 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 2| 3| 3| 3| 3| 3| A | 0.13% | 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| L | | 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| | __________________________________________________________________________________________________________________________________ URINARY SYSTEM - cont | | | | | | Renal Tubule, Hyperplasia, Focal | | 1 2.0| Renal Tubule, Hyperplasia | 2| 1 2.0| Renal Tubule, Nephropathy | | 1 2.0| __________________________________________________________________________|____________| Urinary Bladder | + + + + + + + + + + + + + + + + + + + + + + + + +| 49 | Inflammation, Chronic | | 1 2.0| __________________________________________________________________________________________________________________________________ * : Total animals with tissue examined microscopically; total animals with lesion and mean severity grade + : Tissue examined microscopically M : Missing tissue 1-4 : Lesion qualified as: X : Lesion present but not qualified A : Autolysis precludes examination 1) Minimal 3) 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