我们都知道，骨髓细胞可以造血，也可以恢复免疫系统的功能。

Bone marrow cells are known to help restore blood and immune system function.

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新的移植肝脏造血干细胞侵入到她的骨髓来取代她自身全部的免疫系统，这意味着这个十几岁的孩子不再需要服用防排斥药物。

Her new liver's blood stem cells then invaded her body's bone marrow to take over her entire immune system, meaning the teen no longer needs anti-rejection drugs.

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辐射及某些抗癌药物会损伤骨髓，损害免疫力。检查骨髓有助于诊断有关血液及造血系统的疾病。

Radiation and some anticancer drugs can damage marrow and impair immunity. Bone-marrow examination helps diagnose diseases related to blood and blood-forming organs.

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It was the first place where the concept of stem cells was developed, in that if one looks carefully one can find immature cells in the bone marrow.

这是干细胞概念的发祥地,如果仔细观察造血系统,就能找到骨髓中的未成熟细胞

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