the roles of two of the possible second messengers , cytoplasmic free calcium and diacylglycerol , in mediating the action of anti-igm on wehi-231 cells were assessed by elevating [ ca2+ ] i with ionomycin and by activating protein kinase c with phorbol 12,13-dibutyrate ( pdbu ) .
C0010834
cytoplasmic
C0007634
cells