Objective To study the expressions and clinical significance of COX-2 and nm23-h1 in human colon cancer, adenomatous polyps and normal para -cancer colon mucosa.

• 目的研究结肠癌、结肠腺瘤和癌旁正常结肠黏膜组织中环氧化酶2(COX-2)及nm23-h1的表达及其临床意义。