title: Relationship between Friend virus and an associated lymphatic leukaemia virus.
mesh_terms: D000818:Animals; D000941:Antigens; D005019:Ethyl Ethers / Q000494:pharmacology; D005622:Friend murine leukemia virus / Q000187:drug effects / Q000276:immunology* / Q000302:isolation & purification; D005779:Immunodiffusion; D007945:Leukemia, Lymphoid / Q000276:immunology* / Q000382:microbiology; D009500:Neutralization Tests; D051381:Rats; D012190:Retroviridae / Q000187:drug effects / Q000276:immunology* / Q000302:isolation & purification; D012526:Satellite Viruses
chemical_list: D000941:Antigens; D005019:Ethyl Ethers