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巨细胞病毒(CMV)感染与年龄和社会条件密切相关。在纽约很少的学龄前儿童有感染的血清学证据,但是到25岁时约%的人有抗体,到50岁时抗体阳性者达90%以上。这种病毒很少损害成熟的细胞。因
Cytomegalovirus (CMV) infection and age and social conditions are closely related. Few preschool children in New York have serologic evidence of infection, but about 25% of people have antibodies by the age of 25 and more than 90% of them are positive by age 50. This virus rarely damages mature cells. because