麻疹疫苗的免疫持续时间麻疹免疫后抗体持续性的某些前瞻性研究证实：８５％的人在接种疫苗后抗体能保持８～１６年。这些研究大部分是在有野病毒暴露的地区做的。在中国诸暨县的前瞻性研究中，当地没有麻疹野病毒的感染，使用“沪－１９１”麻疹疫苗免疫后，在前四年血凝... Duration of Immunization of Measles Vaccine Some prospective studies of antibody persistence after measles immunity confirm that 85% of the population remains for 8 to 16 years after vaccination. Most of these studies are done in areas exposed to wild-type virus. In a prospective study in Zhuji County, China, there was no measles wild virus infection in the area, and the first four years of clotting after using the “Shanghai-191” measles vaccine were immunized.