Under normal conditions, vaccinia spread across one cell every 1.2 hours, which was slowed to one cell every five to six hours.
正常条件下,牛痘病毒每1.2小时传遍一个细胞,而现在减慢至每五六小时传遍一个细胞。
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Viruses can spread faster than thought possible by surfing from cellto healthy cell while skipping cells that are already infected, scientists have discovered.