Revised Guides for Organ Sampling and Trimming in Rats and Mice | National Institute of Environmental Health Sciences

Revised Guides for Organ Sampling and Trimming in Rats and Mice | National Institute of Environmental Health Sciences
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Revised Guides for Organ Sampling and Trimming in Rats and Mice
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Much of the work carried out by DTT is in support of the National Toxicology Program (NTP), an interagency partnership of the Food and Drug Administration, National Institute for Occupational Safety and Health, and NIEHS.
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Table of Contents
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Complete Guide
Revised Guides for Organ Sampling and Trimming in Rats and Mice
(3MB)
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Cardiovascular System
Heart
Digestive System
Esophagus and Trachea (oral study)
GI Tract
Intestine
Liver and Gall bladder (mouse only)
Stomach
Tongue
Endocrine System
Adrenal gland
Pituitary gland
Thyroid gland, Parathyroid gland, Trachea (oral study) and Esophagus
Female Genital System
Female Reproductive system
Female uterus bladder
Integumentary System
Mammary gland and Skin
Zymbal gland
Lymphoreticular System
Bone marrow (Sternum)
Spleen
Thymus
Nervous System
Brain
Spinal Cord and Spinal nerve root
Male Genital System
Male Reproductive system
Testis and Rete testis
Musculoskeletal system
Musculoskeletal
Respiratory System
Lung
Lung Inflation States
Nasal Cavity Sections
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Infusion
Anterior and Posterior Nasal Cavity Sections
Nasal cavity, Nasopharynx and Paranasal sinus
Trachea (inhalation study)
Urinary System
Kidney and Ureter
Urinary bladder
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Female Urinary bladder
Related Links
Pathology Support Group - Necropsy Support
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Last Reviewed: January 05, 2026