Evidence for a fibroblast chalone.
D002478:Cells, Cultured; D005347:Fibroblasts / Q000032:analysis* / Q000187:drug effects / Q000378:metabolism; D006131:Growth Inhibitors / Q000032:analysis* / Q000302:isolation & purification / Q000494:pharmacology; D006367:HeLa Cells / Q000187:drug effects; D006801:Humans; D007700:Kinetics; D008214:Lymphocytes / Q000187:drug effects; D008938:Mitosis / Q000187:drug effects; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
D006131:Growth Inhibitors; D014316:Tritium; D013936:Thymidine