title: Suspected feline leukemia virus infection and pancytopenia in a western cougar.
mesh_terms: D000818:Animals; D000836:Animals, Zoo / Q000276:immunology; D000956:Antigens, Viral / Q000032:analysis; D002335:Carnivora / Q000276:immunology; D004797:Enzyme-Linked Immunosorbent Assay; D005455:Fluorescent Antibody Technique; D007938:Leukemia / Q000175:diagnosis / Q000662:veterinary*; D005256:Leukemia Virus, Feline / Q000276:immunology; D008297:Male; D010198:Pancytopenia / Q000175:diagnosis / Q000662:veterinary*; D013577:Syndrome / Q000662:veterinary
chemical_list: D000956:Antigens, Viral