title: Induction of DNA synthesis in isolated nuclei by cytoplasmic factors. II. Normal generation of cytoplasmic stimulatory factors by lymphocytes from aged humans with depressed proliferative responses.
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D000818:Animals; D001798:Blood Proteins / Q000096:biosynthesis* / Q000502:physiology; D002467:Cell Nucleus / Q000378:metabolism; D004261:DNA Replication; D004306:Dose-Response Relationship, Immunologic; D006801:Humans; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000276:immunology* / Q000502:physiology; D010835:Phytohemagglutinins / Q000494:pharmacology; D014982:Xenopus laevis
chemical_list: D001798:Blood Proteins; D010835:Phytohemagglutinins; C021001:cytoplasmic activator protein, human