*传染病监测*2022年湖北省人与家养动物中荆门蜱病毒感染状况初步研究张秀丹1,2,李贝杰1,2,王静3,孙晖2,郑雅匀2,罗雪莲1,2摘要:目的对2022年湖北省人和家养动物血清中荆门蜱病毒(JMTV)的抗体阳性率进行初步研究,评估荆门蜱病毒感染人群和动物的风险。方法将JMTVNS3蛋白在大肠埃希菌中表达并纯化,制备ELISA包被抗原,利用人和动物血清分别确定cut-off值;收集湖北省多个市牛羊养殖场采集的牛、羊血清,武汉市中心医院体检健康人血清,对这些血清样本以及实验室保存的林区居民血清进行JMTV特异性抗体以及核酸检测。结果初步建立基于NS3蛋白的JMTV抗体检测酶联免疫吸附试验(ELISA)。确定人血清、牛血清和羊血清的cut-off值分别为0.342、0.098和0.298。44份牛血清和193份羊血清中JMTV抗体阳性率分别为4.55%和3.63%。174份体检健康人和13份林区居民血清JMTV抗体结果均为阴性。所有样本中均未检测到JMTV的核酸片段。结论家养动物牛、羊血清中检出JMTV特异性抗体,提示需关注牛、羊作为蜱携带者导致病毒扩散的风险。关键词:荆门蜱病毒;NS3;酶联免疫吸附试验;血清学中图分类号:R211;R51;R384文献标志码:A文章编号:1003−9961(2023)05−0537−06ApreliminarystudyofJingmentickvirusinfectioninhumananddomesticanimalsinHubei,2022ZhangXiudan1,2,LiBeijie1,2,WangJing3,SunHui2,ZhengYayun2,LuoXuelian1,2.1.SchoolofPublicHealth,ShanxiMedicalUniversity,Taiyuan030001,Shanxi,China;2.NationalInstituteforCommunicableDiseasePreventionandControl,ChineseCenterforDiseaseControlandPrevention,Beijing102206,China;3.DepartmentofMedicalLaboratory,theCentralHospitalofWuhan,TongjiMedicalCollege,HuazhongUniversityofScienceandTechnology,Wuhan430014,Hubei,ChinaCorrespondingauthor:LuoXuelian,Email:luoxuelian@icdc.cnAbstract:ObjectiveTostudythepositiverateofJingmentickvirus(JMTV)antibodyinserumofdomesticanimalsandassesstheriskofJMTVinfectioninhumansanddomesticanimalsinHubeiprovince,2022.MethodsJMTVNS3proteinasantigenwasexpressedinEscherichiacoliandpurified.ELISAenvelopeantigenwasprepared,andcut-offvaluesweredeterminedbyhumanandanimalserum.Serumsamplesfromcattle,sheepfromfarmsandserumsamplesfromhealthypeoplefromhospitalswerecollectedinHubei.JMTV-specificantibodyandnucleicacidw...