title: Morphology of spontaneous brain tumors in the rat.
abstract: In lifespan studies of 2,242 rats of three strains, 32 neoplasms were identified in brain, meninges and pineal gland. They were astrocytoma (16 Wistar, three Sprague-Dawley), ependymoma (four Osborne-Mendel), meningioma (two Osborne-Mendel, one Wistar), pinealoma (two Osborne-Mendel), reticulosis (two Wistar), oligodendroglioma (one Wistar), and gliomatosis (one Wistar).
mesh_terms: D000818:Animals; D001254:Astrocytoma / Q000473:pathology / Q000662:veterinary; D001932:Brain Neoplasms / Q000473:pathology / Q000662:veterinary*; D004806:Ependymoma / Q000473:pathology / Q000662:veterinary; D005260:Female; D008297:Male; D008579:Meningioma / Q000473:pathology / Q000662:veterinary; D009837:Oligodendroglioma / Q000473:pathology / Q000662:veterinary; D010871:Pinealoma / Q000473:pathology / Q000662:veterinary; D051381:Rats; D012376:Rodent Diseases / Q000473:pathology*