title: Doubling potential, calendar time, and senescence of human diploid cells in culture.
mesh_terms: D002452:Cell Count; D002455:Cell Division; D002460:Cell Line; D002470:Cell Survival; D002478:Cells, Cultured; D003470:Culture Media; D003584:Cytological Techniques; D004171:Diploidy; D006801:Humans; D008297:Male; D008938:Mitosis; D010413:Penis; D011506:Proteins / Q000032:analysis; D013936:Thymidine; D013997:Time Factors; D014316:Tritium
chemical_list: D003470:Culture Media; D011506:Proteins; D014316:Tritium; D013936:Thymidine