The second point Dr. Lehner stressed was the involvement of genes in the class II HLA region.

第二点，Lehner博士强调的是涉及到第二型人类白血球抗原区域的基因。

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Kumar is coordinating a multi-hospital study of severe H1N1 to find out, but says preliminary results suggest severity is linked to HLA, a genetic variation in immune systems.

Kumar参加了一个由多个医院协作的研究项目，旨在找出其答案。初步结果显示，病症的严重性与HLA(人白细胞抗原系统，一种免疫系统内的基因变异)有关。

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OBJECTIVE To investigate human leukocyte antigen (HLA) matching and panel reactive antibody (PRA) titer in highly sensitized recipients of renal allograft.

目的：探讨检测人类白细胞抗原(HLA)和群体反应性抗体(PRA)对肾移植高敏受者的临床意义。

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