胶原蛋白是一种结构蛋白在软骨和肌腱发现，它有助于支持血管。

Collagen is a structural protein found in cartilage and tendons, and it helps to support blood vessels.

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目的：评价生物蛋白胶和几丁糖对肌腱吻合后防止粘连及促功能恢复的作用。

Objective:To evaluate the effects of biocolloid and chitosan on preventing adhesion and promoting functional recovery of tendon after tenorrhaphy.

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方法采用酸提法从鼠尾肌腱中提取I型胶原蛋白，并用紫外扫描法、SDS - PAGE和IEF进行分析和鉴别。

Method Type I collagen was attained from rat tail tendon with method of acid extraction, then undergone analysis and identification using ultraviolet spectroscopy, SDS-PAGE and IEF.

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