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1、ArchivesofVirologyArchivesofVirology78,81--87(1983)©bySpringer-Verlag1983AntigenicRelationshipsofMurineCoronavirusesByJ.C.CnmDS1*,S.A.STOHLM,t~Z,L.KI~GSFO~D1,andR.I~USSELL11TheDepartment.ofMicrobiology,CaliforniaStateUniversity,LongBeach,California,U
2、.S.A.,andtheDepartmentofNeurology-andMicrobiology,TheUniversityofSouthernCalifornia,SchoolofMedicine,LosAngeles,California,U.S.A.With1FigureAcceptedJune10,1983SummaryTwoserologicaltestswereusedtoexaminetheantigenicrelationshipsbetweenmurinehepatitisv
3、irusesthatcausedifferentdiseasesinmice.Antiserapreparedbyimmunizationofmicewiththeindividualvirusesweretestedfortheirabilitytoneutralizeboththehomologousimmunogenandtheotherviruses.Byaplaquereductionneutralizationtest,eachantiserumwasfoundtobespecifi
4、cfortheimmunizingvirus;however,therewassubstantialcross-reactivity,indicatingtheviruseswerecloselyrelated.Bykineticneutralization,twoofthevirusestested,MHV-JtIMandMHV-2,werefoundtobeantigenicallydistinct.MHV-3andMHV-A59werefoundtobeantigenieallyverys
5、imilarbutdistinct.Thesedatashowthatkineticneutralizationisamoreprecisemethodfordeterminingtheantigenicrelationshipsbetweenmurinecoronaviruses.IntroductionMousehepatitisviruses(MHV)aremembersofthecoronavirusgroupofenveloped,positive-strandedRNAviruses
6、(6,10).5IHVparticlesarebasicallycomposedofthreeproteins,amajorenvelopegIycoprotein(gp90/180),aminorenvelopeglycoprotein(gp25),andaphosphorylatednucleocapsidprotein(pp60)(10).Ingeneral,MHVinfectionresultsinapersistentinfectioninthegastro-intestinaltra
7、ctofmice(2,16).Thevirusesbecomeclinicallyapparentfollowingavarietyofstressfulconditions,andasagroup,produceaspectrumofdiseasesinwhichmanyorgansareinfectedandaffected.Althoughmostisolatesof~HVexhibitsomedegreeofhepatotropism,theindividualmembersexhibi
8、tvarious*Presentaddress:DepartmentofPathologyS502,UniversityofArkansasMedicalSciencesCampus,LittleRock,Arkansas,U.S.A.6Arch.Virol.78/1--282J.C.CRILDS,S.A.STO~ILMASr,L.KINOSFORD,and:R.RUSSELL:amountsoforgantropism.Hepatitismaybetheprimarydiseaseproduc
