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我们采用免疫组化方法 ,探讨血管内皮生长因子(ＶＥＧＦ)、增殖细胞核抗原 (ＰＣＮＡ)指数、微血管密度 (ＭＶＤ)在结直肠癌中的变化。一、材料与方法1 标本来源 :1 999年 5月～ 2 0 0 1年 6月间经手术病理证实的 52例结直肠癌患者。男 2 8例 ,女 2 4例 ,年龄 1 9～ 78岁 ,平
We used immunohistochemical methods to investigate the changes of vascular endothelial growth factor (VEGF), proliferating cell nuclear antigen (PCNA) index and microvessel density (MVD) in colorectal cancer. First, the material and method 1 specimen source: May 1999 ~ 2 0 1 June surgery confirmed by pathology in 52 patients with colorectal cancer. There were 28 males and 24 females, aged from 19 to 78 years old