A serum -marker of tumor associated antigen, MG7Ag, in gastric cancer by means of Immuno-PCR, had been detected recently in our Institute.

• 应用本所建立的免疫聚合酶链反应技术(IMMUNO-PCR)检测胃癌患者血清中的肿瘤相关抗原MG7Ag,以探讨其在胃癌诊断中的价值。