这个词是什么意思？
The most common form of fibrillar collagen. It is a major constituent of bone (BONE AND BONES) and SKIN and consists of a heterotrimer of two alpha1(I) and one alpha2(I) chains.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D024042 · MeSH 2026。
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