The StemCellTheory of Renewal proposes that stem cells are naturally released by the bone marrow and travel via the bloodstream toward tissues to promote the body's natural process of renewal.
干细胞再生理论认为,干细胞可以从骨髓中自然释放出来并通过血流循环到组织中从而促进机体的自然再生。
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The theory of cancer stemcell proposes that the tumor tissue has its own cancer stem cells in it and regards cancer stem cell as the key to regeneration, metastasis and recurrence.