The universal red cell donor has Type O negative blood type.

通用红细胞捐献者血型为 O 型阴性血。

They used strong chemicals to remove the donor’s cells, leaving a tissue scaffold.

它们使用强烈的化学制品把这段气管中原捐赠者的细胞完全清除，只剩下气管的组织架构。

But even if a patient avoids graft-versus-host disease, their immune system may reject the donor cells.

然而即使患者躲过了移植物抗宿主病，他们的免疫系统还是有可能排斥供体细胞。

As in Mr Brown's case, the cell donor had inherited the protective mutation from both parents.

如布朗的案例一样，这名细胞捐赠者从父母那里继承了保护性突变。

If these regions are similar in the donor and the recipient, the recipient's immune system is more likely to accept the donor cells.

如果供者和受者的这些区域比较相似，受者的免疫系统就更有可能接受供者的细胞。

The embryo would then have nuclear DNA from the original mother and father, and mitochondrial DNA from the egg cell donor.

然后，胚胎将具有来自原始母亲和父亲的核 DNA，以及来自卵细胞供体的线粒体 DNA。

Another benefit of cord blood is it is much easier to screen in large quantities for the HIV resistance abnormality than bone marrow registries used for stem cell donors.

脐带血的另一个好处是，与用于干细胞捐献者的骨髓登记相比，它更容易大量筛查 HIV 抵抗异常。