Transformed cell lines derived from progressor Sarcoma virus (Moloney) induced tumors. I. Differences in pathogenicity between C type viruses from producer and helper virus infected nonproducer cells.
D000818:Animals; D002460:Cell Line; D002472:Cell Transformation, Viral; D003673:Defective Viruses / Q000472:pathogenicity; D006378:Helper Viruses / Q000502:physiology; D051379:Mice; D008979:Moloney murine leukemia virus / Q000472:pathogenicity*; D009154:Mutation; D012513:Sarcoma, Experimental / Q000382:microbiology; D014779:Virus Replication