T cell cultures and the Hayflick limit.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000375:Aging; D000818:Animals; D002417:Cattle; D002455:Cell Division; D002460:Cell Line; D002470:Cell Survival; D002471:Cell Transformation, Neoplastic; D002478:Cells, Cultured; D002642:Chick Embryo; D002648:Child; D002675:Child, Preschool; D003470:Culture Media; D005260:Female; D005347:Fibroblasts / Q000502:physiology; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008136:Longevity; D008297:Male; D051379:Mice; D008875:Middle Aged; D008954:Models, Biological; D051381:Rats; D013045:Species Specificity; D013601:T-Lymphocytes / Q000502:physiology*; D014714:Vertebrates / Q000502:physiology
D003470:Culture Media