But they said their findings should reassure doctors that use of livers from older donors can be a safe way to expand the donor pool, even for recipients with hepatitis c.

但研究者们说，他们的这项发现将使医生们重新树立信心，采用高龄肝脏供体对于扩大捐献者的范围是一个安全的途径，尤其对那些乙肝患者而言。

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It is found that the shallow donor levels produced by high dose neutron irradiation are caused by Si-O-C complex compound associated with oxygen carbon and micro-precipitation of oxygen.

发现由于大剂量中子辐照而产生的浅施主是与氧、碳及氧的微沉淀有关的硅-氧-碳络合物。

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Republicans also are questioning whether the IRS improperly released confidential donor information about the National Organization for Marriage (NOM), a nonprofit tax-exempt 501(c)(4) organization.

WSJ: Second Top IRS Official Leaves Agency as GOP Scrutiny Rises