Clonal analysis of Friend viral leukemia cells in vitro. II. Increase of virus production in long-term cultured clonal sublines.
D000818:Animals; D000941:Antigens / Q000032:analysis; D002999:Clone Cells; D046508:Culture Techniques; D005622:Friend murine leukemia virus / Q000254:growth & development* / Q000276:immunology / Q000472:pathogenicity; D007942:Leukemia, Experimental / Q000382:microbiology* / Q000473:pathology; D051379:Mice; D009500:Neutralization Tests; D051381:Rats; D013154:Spleen / Q000473:pathology; D014776:Virus Cultivation
D000941:Antigens