peripheral blood from 15 young ( 20-30 years ) and 15 aging ( 65-80 years ) subjects was analysed for the proliferative response of t cells upon stimulation with non-t cells in the autologous mixed culture reaction ( amlr ) and allogeneic mlr , and for the proportion of monoclonal antibody-defined lymphocyte subsets and monocytes .
C0229664
peripheral blood
C0026473
monocytes