Spontaneous leukemia in Fischer rats.
D000367:Age Factors; D000818:Animals; D000830:Animals, Laboratory; D003582:Cytogenetics; D005260:Female; D007938:Leukemia / Q000097:blood / Q000473:pathology; D007958:Leukocyte Count; D008099:Liver / Q000473:pathology; D008208:Lymphatic System / Q000473:pathology; D008938:Mitosis; D051381:Rats; D013154:Spleen / Q000473:pathology