简介：Interleukin12(IL-12)and/orinterleukin18(IL-18)geneablatedmicewereappliedfortheinvestigationofthetissueexpressionofinterferonγ(IFN-γ).ForIL-12^-/-,IL-18^-/-,IL-12^-/-/18^-/-andwtmice,reproductiveperformancewererecordedandIFN-γconcentrationsinheart,lung,liver,spleen,kidneyandserumwerequantifiedbyELISA.TherewerenosignificantdifferencesofIFN-γ,inheart,lungandkidneybetween4strainsalthoughcontrolgroupwashigher.ItwasobservedthatforIL-12^-/-mice,comparedwithother3groups,IFN-γinliverandspleenweredecreased(p<0.05)andreproductiveperformanceappearedtobeimpaired.SerumIFN-γlevelofIL-12^-/-/18^-/-micewassignificantlyhigher(p<0.05).ItwasshowedthatIFN-γproductionsunderthenormalconditionwereindependentuponIL-12andIL-18,itsexpressionsinvarioustissuesweredifferent,andoptimalIFN-γisnecessaryforthenormalgrowthanddevelopmentofmammals.Thisstudyishelpfulforclinicalcytokinestherapy.Cellular&MolecularImmunology.2005;2(1):68-72.

简介：Interleukin-12(IL-12)isacriticalcytokinerepresentingthelinkbetweenthecellularandhumoralbranchesofhostimmunedefenseapparatus.IL-12-inducedcytotoxiclymphocyte(CTL)developmentisacentralmechanisminimmuneresponsesagainstintracellularinfectiousagentsaswellasmalignantgrowth.However,themolecularbasisoftumor-specificCTLresponsesmediatedbyIL-12remainspoorlydefined.Inthisstudy,weaddressedthisissueinacomprehensivemannertoprobeintoIL-12-inducedanti-tumorresponsesbyglobalgeneexpressionprofilingofmRNAexpressioninCD8+TcellsinatransplantablesyngeneicmousemammarycarcinomamodeltreatedornotwithrecombinantIL-12.AstrongtumorregressionwasinducedbytheIL-12treatment.AnintrospectionofdifferentialgeneexpressionatanearlystageoftheIL-12-initiatedCTLactivationrevealsinterestinggenesandmolecularpathwaysthatmayaccountforthemarkedtumorregression,andislikelytoprovidearichsourceofpotentialtargetsforfurtherresearchanddevelopmentofeffectivetherapeuticmodalities.Cellular&MolecularImmunology.2004;1(5):357-366.