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红细胞在抗肿瘤免疫中起着重要的作用。为了探讨胃癌及结肠癌患者红细胞I型补体受体（complementreceptortypeI，CR_1）免疫粘附肿瘤细胞的功能，及其与癌胚抗原（CEA）的关系，采用郭氏法检测47例胃癌及结肠癌患者红细胞CR1的功能，并分析与CEA的相关性。方法胃癌组30例（男21
Erythrocytes play an important role in anti-tumor immunity. To investigate the function of complement cell type I (CR_1) immunoadhesive tumor cells in patients with gastric cancer and colon cancer and their relationship with carcinoembryonic antigen (CEA), 47 patients with gastric cancer and colon cancer were examined by Guo’s method. Erythrocyte CR1 function and analysis of correlation with CEA. Methods 30 cases of gastric cancer (male 21