Third, for any virus that did enter cells, the microbicide would block an enzyme, reverse transcriptase, that the virus needs to replicate.
第三，对于任何进入细胞的病毒来说，抗生素可以阻断一种病毒赖以复制的逆转录酶。
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"It helps prove the concept that if somehow you can block the expression of CCR5, maybe by gene therapy, you might be able to inhibit the ability of the virus to replicate," Fauci said.