HIV USES the CCR5 as a co-receptor (in addition to CD4 receptors) to latch on to and ultimately destroy immune system cells.
HIV利用CCR5为受体(除此之外还有CD 4型受体)来锁住并最终破坏免疫系统细胞。
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Before undergoing the transplant, the patient was also found to be infected with low levels of a type of HIV known as X4, which does not use the CCR5receptor to infect cells.