Host range conversion of the murine sarcoma-leukaemia complex.
D000818:Animals; D002460:Cell Line; D002478:Cells, Cultured; D005622:Friend murine leukemia virus / Q000254:growth & development*; D017988:Gammaretrovirus / Q000254:growth & development* / Q000302:isolation & purification; D006378:Helper Viruses / Q000254:growth & development*; D007668:Kidney; D008168:Lung; D051379:Mice; D014762:Viral Interference; D014779:Virus Replication