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Systemic and Mucosal Antibody Response in Experimental Chlamydia pneumoniae Infection of Mice

机译:实验性肺炎衣原体感染小鼠的全身和粘膜抗体反应。

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Chlamydiapneumoniaeisacommonhumanrespiratorypathogen,andserafrominfectedindividualsrecognizeseveralproteinsofC.pneumoniae.WeproducedC.pneumoniae-specificproteinsinaBacillussubtilisexpressionsystem.WethenusedtheserecombinantC.pneumoniaeproteinsandpurifiedC.pneumoniaeelementarybodiesasantigensinenzymeimmunoassaystoassessthekineticsandproteinspecificityofthesystemicandmucosalantibodyresponsesinducedbyC.pneumoniaeintranasalinfectioninBALB/cmice.Thesystemicantibodiesinmicerecognizedstrong'key'immunogensofChlamydia,Omp2andHsp60,butweaklytargetedtheMOMPprotein,themajorimmunogeninchlamydialspeciesotherthanC.pneumoniae.TheIgAantibodiesinbronchialsecretionsspecificallyrecognizedtheputativesurfaceproteinofC.pneumoniae,Omp4.OurpreliminaryobservationspointtothenecessityoffurthercharacterizationofthemucosalantibodyresponseduringC.pneumoniaeinfection.
机译:Chlamydiapneumoniaeisacommonhumanrespiratorypathogen,andserafrominfectedindividualsrecognizeseveralproteinsofC.pneumoniae.WeproducedC.pneumoniae-specificproteinsinaBacillussubtilisexpressionsystem.WethenusedtheserecombinantC.pneumoniaeproteinsandpurifiedC.pneumoniaeelementarybodiesasantigensinenzymeimmunoassaystoassessthekineticsandproteinspecificityofthesystemicandmucosalantibodyresponsesinducedbyC.pneumoniaeintranasalinfectioninBALB / cmice.Thesystemicantibodiesinmicerecognizedstrong'key'immunogensofChlamydia,Omp2andHsp60,butweaklytargetedtheMOMPprotein,themajorimmunogeninchlamydialspeciesotherthanC.pneumoniae.TheIgAantibodiesinbronchialsecretionsspecificallyrecognizedtheputativesurfaceproteinofC.pneumoniae,Omp4.OurpreliminaryobservationspointtothenecessityoffurthercharacterizationofthemucosalantibodyresponseduringC.pneumoniaeinfection。

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