人巨细胞病毒(Human cytomegalovirus,HCMV)是人类疱疹病毒组中最大的一种病毒,由162个壳粒,正20面体构成,有典型的疱疹病毒结构。HCMV在人群中感染非常广泛,在我国成人感染率可达80%～97%。感染者可长期或间隙地经口腔、生殖道、胎盘、输血或器官移植等多途径,由唾液、乳汁、血液、尿液、精液、子宫分泌物等多种介质携带 Human cytomegalovirus (HCMV), the largest virus in human herpesvirus group, is composed of 162 capsid and tetrahedron with typical herpesvirus structure. HCMV infection in the population is very wide, adult infection rate in our country up to 80% to 97%. Infected persons may be carried by various media such as saliva, milk, blood, urine, semen, uterine secretions and the like in a variety of ways, including oral cavity, reproductive tract, placenta, blood transfusion or organ transplantation,