Significance of the co-existance of Friend virus in "Friend tumour".
D000818:Animals; D000937:Antigen-Antibody Reactions; D005622:Friend murine leukemia virus / Q000276:immunology; D006529:Hepatomegaly; D007942:Leukemia, Experimental / Q000276:immunology / Q000382:microbiology*; D051379:Mice; D009368:Neoplasm Transplantation; D011086:Polycythemia; D013160:Splenic Neoplasms / Q000276:immunology / Q000382:microbiology*; D013163:Splenomegaly; D014181:Transplantation Immunology; D014777:Virus Diseases