title: Population doubling numbers in cells with genetic disorders.
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D002455:Cell Division; D002470:Cell Survival; D002648:Child; D004260:DNA Repair; D005260:Female; D005347:Fibroblasts / Q000166:cytology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011247:Pregnancy; D018139:Simplexvirus / Q000528:radiation effects; D014466:Ultraviolet Rays; D014983:Xeroderma Pigmentosum / Q000473:pathology