title: Detection of virus antigen in male breast cancer.
mesh_terms: D000368:Aged; D000818:Animals; D000956:Antigens, Viral / Q000032:analysis*; D001943:Breast Neoplasms / Q000276:immunology*; D003429:Cross Reactions; D006801:Humans; D008297:Male; D008324:Mammary Tumor Virus, Mouse / Q000276:immunology; D008875:Middle Aged
chemical_list: D000956:Antigens, Viral