National Toxicology Program

National Toxicology Program
http://ntp.niehs.nih.gov/go/9393

Histopathology List

Tissues examined:
  • Adrenal glands
  • Brain (3 sections including frontal cortex and basal ganglia, parietal cortex and thalamus, and cerebellum and pons)
  • Clitoral glands
  • Esophagus
  • Eyes
  • Femur, including diaphysis with marrow cavity and epiphysis (femoral condyle with epiphyseal cartilage plate, articular cartilage and articular surface)
  • Gallbladder (mouse)
  • Gross lesions
  • Harderian glands
  • Heart and aorta
  • Intestine, large (cecum, colon, rectum)
  • Intestine, small (duodenum, jejunum, ileum)
  • Kidneys
  • Larynx (inhalation studies)
  • Liver (2 sections including left lateral lobe and median lobe)
  • Lungs and mainstem bronchi
  • Lymph nodes
    • mandibular and mesenteric
    • bronchial & mediastinal (inhalation studies)
  • Mammary gland with adjacent skin
  • Muscle, thigh (only if neuromuscular signs were present)
  • Nasal cavity and nasal turbinates (3 sections)
  • Ovaries
  • Pancreas
  • Parathyroid glands
  • Pituitary gland
  • Preputial glands
  • Prostate
  • Salivary glands
  • Seminal vesicle
  • Skin, site of application (dermal studies)
  • Spinal cord and sciatic nerve (if neurologic signs were present)
  • Spleen
  • Stomach (forestomach and glandular)
  • Testes with epididymides
  • Thymus
  • Thyroid gland
  • Tissue masses
  • Trachea
  • Urinary bladder
  • Uterus
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.