There is an apparent positive band (126 000 u) in the esophageal cancer NMPs, which does not exist in other tumors detected except for cardiac tumor originated from esophageal cancer.

• 食管癌细胞中出现一条阳性条带 ,其代表的蛋白约为 12 6 0 0 0 u,除食管癌原发的贲门癌外 ,这一阳性条带均未在正常食管和所检测的其它几种肿瘤细胞中出现。