[Lymphocyte impairment in aging].
In vitro stimulation of peripheral blood lymphocytes  by T mitogens and in MLC is reduced in aging. As the number of T lymphocytes and their antigenic power are in the normal range, a functional T-cell defect is anticipated in high age.
D000328:Adult; D000368:Aged; D000375:Aging; D006801:Humans; D008213:Lymphocyte Activation; D007959:Lymphocyte Culture Test, Mixed; D008934:Mitogens / Q000494:pharmacology; D013601:T-Lymphocytes / Q000276:immunology
D008934:Mitogens
Altérations lymphocytaires au cours du vieillissement