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《冠状病毒Coronavirusl论文-1992 Acute and late disease induced by murine coronavirus, strain JHM, in a series of recombinant inbred strains between.pdf》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、MicrobialPathogenesis1992;12:95-l04Acuteandlatediseaseinducedbymurinecoronavirus,strainJHM,inaseriesofrecombinantinbredstrainsbetweenBALB/cHeAandSTS/AmiceShigeruKyuwa,’KenjiroYamaguchi,’YutakaToyoda,’KosakuFujiwara’andJoHilgers31DepartmentofAnimalPathology,InstituteofMedicalScience,Universi
2、tyofTokyo,4-6-7Shirokanedai,Minato-ku,Tokyo708,Japan,2LaboratoryofPathobiology,NihonUniversitySchoolofVeterinaryMedicine,Fujisawa252,Japanand3DepartmentofObstetricsandGynaecology,AcademischZiekenhuisVrijeUniversiteit,1081HVAmsterdam,TheNetherlands(ReceivedMay23,1991;acceptedinrevisedformSep
3、tember30,1991)Kyuwa,S.(DeptofAnimalPathology,InstituteofMedicalScience,UniversityofTokyo,4-6-lShirokanedai,Minato-ku,Tokyo108,Japan),K.Yamaguchi,Y.Toyoda,K.FujiwaraandJ.Hilgers.Acuteandlatediseaseinducedbymurinecoronavirus,strainJHM,inaseriesofrecombinantinbredstrainsbetweenBALB/cHeAandSTSJ
4、Amice.MicrobialPathogenesis1992;12:95-l04.Toexaminethegeneticcontrolofacuteandlatediseaseinducedbyamurinecoronavirus,strainJHM(JHMV),BALB/cHeA,STS/A,F,hybridsand13recombinantinbred(RI)strainsbetweenBALBlcHeAandSTS/Amousestrainswereinoculatedintracerebrallywith100pfuofJHMV.AlltheBALB/cHeAmic
5、ediedwithin2weeksfromacuteencephalitis.Incontrast,STS/Amicewereshowntobepartiallyresistant,withamortalityrateof30%,longersurvivaltimesandlowerratesofviralproduction.Themortalityrates,survivaltimesandviraltitersofF,hybridsandtheRIstrainsvaried,suggestinginvolvementofmultiplegenes.STS/A,F,hyb
6、ridandRImicesurvivingtheacuteinfectionoccasionallydevelopedsevereparaparesisabout1monthpost-infection.Inthesemice,vacuolardegeneration,astrocytosis,theabsenceofperivascularcuffingandminimaldemyelinationwerefoundinthecentralnervoussystem.Noinfectiousviruscouldberecoveredfromthesemice.Althoug
7、htheparalysisofdelayedonsetwaslimitedtoSTS/A,F,hybridandeightofthe13RIstrains,theincidencevariedsignificantlyamongtheRIstrains.TheseresultsmaysuggestthatJHMV-inducedlatediseaseisalsoundermultifactorialcontrol.ThepathogenesisofJHMVinfectionisdiscussed.Key