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    <title>关于间充质干细胞</title>
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      <h2>mesenchymal stem cell</h2>
      <p>Mesenchymal stem cells are multipotent stromal cells that can differentiate into a variety of cell types, including osteoblasts (bone cells), chondrocytes (cartilage cells), myocytes (muscle cells) and adipocytes (fat cells which give rise to marrow adipose tissue).</p>
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