The titre of IFN-r and IL-4 were tested by EIISA assayResults: IL-12, in the absence or presence of allogeneic antigen(Raji B cell), induces T cells to undergo apoptosis.

• 不论有无抗原刺激IL-12可以诱导T细胞凋亡，凋亡率与IL-12剂量，作用时间成正相关。