BACKGROUND & AIM: To study the cytotoxic activity of CTL and cytokines production of lymphocytes induced by 4-1BBL-transfected colon26 in vitro.

• 背景与目的:研究4-1BBL(4-1BB Ligand,即CD137配体)转基因小鼠结肠癌细胞瘤苗体外诱导细胞毒性T淋巴细胞(CytotoxicTlymphocytes,CTL)特异性杀伤活性及刺激淋巴细胞产生细胞因子的作用。