An official website of the United States government
Global Toxicologic Pathology Training Program
National Toxicology Program Nonneoplastic Lesion Atlas (NNLA)
- Guide for standardized terminology in toxicologic pathology for rodents : Toxicologists, pathologists, and pathology residents worldwide can benefit from free access to this online resource with thousands of images and diagnostic guidelines for rodent lesions.
Related Links
- International Harmonization of Nomenclature and Diagnostic Criteria for Lesions : Publications for each rodent system and select non-rodent species that provide standardized nomenclature for microscopic lesions observed in toxicity and carcinogenicity studies.