目的：探讨结直肠癌环氧化酶- 2和基质金属蛋白酶- 7的表达与侵袭、转移的关系。

Objective: To investigate the expression of COX-2 and MMP-7 and their influence on invasion and metastasis in colorectal cancer.

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目的观察贝伐单抗与化疗药物联合用于晚期结直肠癌一线治疗的近期疗效和安全性。

OBJECTIVE To evaluate the efficacy and safety of bevacizumab when added to first-line irinotecan-based chemotherapy in patients with metastatic colorectal cancer.

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目的探讨人细小病毒B19感染与结直肠癌发生的关系。

Purpose To investigate the possible relationship between parvovirus B19 and the pathogenesis of human colorectal cancer.

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