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巨细胞病毒(CMV)是一类在自然界普遍存在但又具有严格种属特异性的病毒,属疱疹病毒β亚科的双螺旋DNA病毒,是人类疱疹病毒中最大的一组。人类CMV感染十分普遍,健康成人血清CMV-IgG抗体阳性率(既往感染CMV)>50%。
Cytomegalovirus (CMV) is a type of virus that is prevalent in nature but strictly species-specific. It belongs to the beta subfamily of herpesvirus, the largest group of human herpesviruses. Human CMV infection is very common, healthy adult serum CMV-IgG antibody positive rate (past infection CMV)> 50%.