[Spontaneous tumors in athymic rats].
Three cases of spontaneous tumors (one benign and two malignant) are reported in nude rats bred at the All-Union Cancer Research Center, Academy of Medical Sciences of the USSR. An eight-month-old rat developed a sebaceous adenoma in the region of the abdomen. The other one-year old rat developed hemoblastosis with infiltrations in the lung, liver, kidneys, spleen, and lymph nodes. A 4-month-old rat developed colloidal (follicular) thyroid cancer.
D000008:Abdominal Neoplasms / Q000473:pathology; D000236:Adenoma / Q000473:pathology; D000375:Aging; D000818:Animals; D008228:Lymphoma, Non-Hodgkin / Q000473:pathology; D009374:Neoplasms, Experimental / Q000453:epidemiology* / Q000473:pathology; D051381:Rats; D011922:Rats, Mutant Strains; D012626:Sebaceous Gland Neoplasms / Q000473:pathology; D013964:Thyroid Neoplasms / Q000473:pathology
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