在过去的一个世纪里,胃癌是威胁人类生命健康最常见的恶性肿瘤之一。全世界每年约有90万人新诊断为胃癌〔1〕,尽管工业发达国家胃癌的发生率有所下降,但胃癌死亡率仍占世界癌症死亡率的第一位〔2〕。在中国,恶性肿瘤死亡居全死因的第二位,其中胃癌所占份额很大〔3〕。近年来,对 In the past century, gastric cancer is one of the most common malignant tumors that threaten the health of human beings. About 900,000 people worldwide each year newly diagnosed with gastric cancer [1], although the incidence of gastric cancer in industrialized countries has declined, but the mortality rate of gastric cancer still accounts for the world’s cancer death rate [2]. In China, the second leading cause of death from cancer is cancer, with a large share of gastric cancer [3]. In recent years, yes