钟祥县大柴湖公社为湖北省食管癌的高发点。我们曾对该公社的钟祥县本地人、河南移民及移民原籍人的主食(大米、小麦面、玉米面、红苕面)进行了亚硝胺化合物的薄层色谱分析,结果发现食管癌不同发病水平的社员中主食的亚硝胺检出率无显著差异。但移民原籍的干酸菜及干芝麻叶中亚硝胺的检出率为22.73％(5/22),较主食中检查出率为高。在此基 Zhongxiang Dachaihu commune for the high incidence of esophageal cancer in Hubei Province. We conducted a thin-layer chromatography analysis of nitrosamines on the communes of Zhongxiang County, Henan immigrants and natives of immigrants (rice, wheat noodles, cornmeal, red noodles) and found that different levels of esophageal cancer There was no significant difference in the detection rate of nitrosamines among the members. However, the detection rate of nitrosamines in immigrant dried apricots and dried sesame leaves was 22.73% (5/22), which was higher than that of staple foods. In this base