简介:TheZ10andZ37strainsofhemorrhagicfeverwithrenalsyndrome(HFRS)virusandtheMongoliangerbil(Merionsunguiculatus)kidneycellswereusedtopreparetheinactivatedbivalentvaccine.AphaseⅡclinicaltrialuseofthisvaccinewasmadein750Chinesevolunteers.Theresultsshowedthatthesidereactionratewas2.5%andthesero-conversionrateofneutralizingantibodiesagainstHantaanandSeoulvirusesintheinoculatedvolunteerswere87.6%and96.3%respectively.