他说：“如果这种检测能够在皮疹显现之前预测移植物抗宿主病的发病，那将是非常有价值的。”

"If this test could predict the onset of GVHD before the rash develops, it could be extremely valuable, " he says.

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由于移植物抗宿主病病情的严重性，临床医生在治疗中，往往缺乏细致诊断，就使用大剂量的类固醇抑制免疫细胞的反应。

Because of the severity of GVHD, clinicians often begin treatment — high doses of steroids to suppress the immune response — in the absence of a concrete diagnosis.

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除了患者病情复发，移植物抗宿主病是接受骨髓细胞移植病人死亡的主要原因。

Apart from relapse of a person's disease, GVHD is the principal cause of death in patients who have received donated bone marrow.

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