我们应用免疫组织化学法，研究ＣＤ１５和Ｐｇｐ表达与胃癌分化程度和浸润转移的关系，并探讨两者抗原表达之间的相关性．１材料和方法１．１材料９５例胃癌均为我院外科手术切除标本，其中男６５例，女３０例，平均发病年龄４８岁±１２３岁．所有患者术前未经任何治... We applied immunohistochemistry to study the relationship between the expression of CD15 and Pgp and the differentiation and invasion and metastasis of gastric cancer, and to explore the correlation between the expression of both antigens. 1 Materials and methods 1.1 Materials Ninety-five patients with gastric cancer were surgically resected in our hospital, including 65 males and 30 females. The average age of onset was 48±12±3 years. All patients did not have any treatment before surgery...