such cells ( jkpe ) displayed loss of cd2 and cd3 cell surface molecules , known to play an important role in agonist-stimulated t cell activation , unresponsiveness to stimuli that induce interleukin 2 ( il2 ) receptor expression or il2 production , change in the expression of several cell cycle-regulated genes , and a 6-fold reduction in cellular pkc enzymatic activity .
C0699040
cell surface
C0007634
cellular