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为探讨淋巴细胞与肿瘤细胞混合培养（Ｍｉｘｅｄｌｙｍｐｈｏｃｙｔｅｔｕｍｏｒｃｕｌｔｕｒｅ，简称ＭＬＴＣ）的上清液中由淋巴细胞分泌的细胞毒因子对同种肿瘤的杀伤效应。采用３Ｈ－ＴｄＲ掺入试验来测定ＭＬＴＣ上清液对艾氏腹水癌细胞（ＥＡＣ）的细胞毒作用，以及胸
To investigate the killing effect of cytotoxic factors secreted by lymphocytes on the same tumor in the supernatant of mixed lymphocyte and tumor cell culture (MLTC). 3H-TdR incorporation assay was used to determine the cytotoxicity of MLTC supernatants against Ehrlich ascites carcinoma cells (EAC), as well as