At present, the researchers continue the effort on creation of efficiently operating structures, including the ones that are able to overcome high virusmutation.
目前,研究者们继续专注于设计有效的人工片断,包括能够抑制病毒高度变异性的片断。
2
Each additional human case increases opportunities for the virus to improve its transmissibility, through either adaptive mutation or reassortment.
每增加一例人间病例增强了该病毒通过适应性突变或重组提高其可传播性的机会。
3
But the drug also caused a mutation in the virus, they found.