Objective To investigate the synergy effects of IL 2 and IL 4 on the proliferation and cytotoxicity of tumor infiltrating lymphocytes (TIL) from murine bladder carcinoma in vitro.
目的探讨白细胞介素（IL） 2与IL 4对膀胱癌肿瘤浸润性淋巴细胞（TIL）体外增殖及细胞毒性免疫调控的协同作用。
The separation of tumor-infiltrating lymphocytes (TIL) from tumor mass of B16 melanoma was achieved by discontinuous density gradients centrifugation and the in vitro culture of TIL were investigated.
本文运用不连续密度离心的方法从鼠b 16黑色素瘤体中分离到肿瘤浸润性淋巴细胞(TIL)，并对TIL的体外培养的条件及细胞性质进行了研究。
Results After activated by IL-2 for 7 days, the number of tumor infiltrating dendritic cells(TIDC) and tumor infiltrating T lymphocytes(TIL) were increased(P<0.01).
结果 IL-2活化培养7 d后肿瘤浸润树突细胞（TIDC）和肿瘤浸润T淋巴细胞（TIL）数量明显增加（P<0.01）。
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