title: Proteins of the murine C-type RNA tumour viruses: isolation of a group-specific antigen by isoelectric focusing.
mesh_terms: D000406:AKR murine leukemia virus / Q000276:immunology*; D000818:Animals; D000918:Antibody Specificity; D000941:Antigens / Q000032:analysis / Q000302:isolation & purification*; D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D003168:Complement Fixation Tests; D005019:Ethyl Ethers; D006168:Guinea Pigs; D007106:Immune Sera; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D007525:Isoelectric Focusing; D008970:Molecular Weight; D051381:Rats; D011925:Rauscher Virus / Q000276:immunology*; D013053:Spectrophotometry; D013395:Sucrose; D013501:Surface-Active Agents; D014316:Tritium; D014764:Viral Proteins / Q000302:isolation & purification*
chemical_list: D000941:Antigens; D002247:Carbon Isotopes; D005019:Ethyl Ethers; D007106:Immune Sera; D013501:Surface-Active Agents; D014764:Viral Proteins; D014316:Tritium; D013395:Sucrose