title: Growth inhibitory activity in the supernatants of nondividing WI-38 cells.
mesh_terms: D002455:Cell Division / Q000187:drug effects*; D002460:Cell Line; D003260:Contact Inhibition / Q000187:drug effects*; D003470:Culture Media / Q000494:pharmacology*; D046508:Culture Techniques; D004247:DNA / Q000096:biosynthesis; D006801:Humans; D008168:Lung; D010477:Perfusion; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D003470:Culture Media; D014316:Tritium; D004247:DNA; D013936:Thymidine