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揭秘猪繁殖与呼吸综合征病毒 RNA 依赖的 RNA 聚合酶关键位点:开启 ...
猪繁殖与呼吸综合征病毒(PRRSV)突变率高,严重影响养猪业。研究人员针对 PRRSV 的 RNA 依赖的 RNA 聚合酶(RdRp)开展研究。结果发现 Val218 和 Pro386 是关键位点,影响病毒遗传稳定性和利巴韦林敏感性。这为设计稳定的高保真 PRRSV 疫苗提供理论依据。
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