Journal of Leukocyte Biology: An Official Publication of the Reticuloendothelial Society | |
Activation of NK cell cytotoxicity by the natural compound 2,3‐butanediol | |
关键词: perforin; NKG2D; NCR; resveratrol; | |
DOI : 10.1189/jlb.0112024 | |
学科分类:生理学 | |
来源: Federation of American Societies for Experimental Biology | |
【 摘 要 】
Thenaturalcompound2,3‐BTDhasdiversephysiologicaleffectsinarangeoforganisms,includingactingasadetoxifyingproductofliveralcoholmetabolisminhumansandamelioratingendotoxin‐inducedacutelunginjuryinrats.Inthisstudy,werevealthat2,3‐BTDenhancesNKcellcytotoxicactivityinhumanpNKcellsandNK92cells.TreatmentofNKcellswith2,3‐BTDincreasedperforinexpressioninadose‐dependentmanner.ThiswasaccompaniedbyelevatedJNKandERK1/2MAPKactivitiesandenhancedexpressionofNKG2D/NCRs,upstreamsignalingmoleculesoftheMAPKpathways.The2,3‐BTDeffectwasinhibitedbypretreatmentwithinhibitorsofJNK(SP)orERK1/2(PD)orbydepletingNKG2D/NCRsorJNK1orERK2withsiRNA.Theseresultsindicatethat2,3‐BTDactivatesNKcellcytotoxicitybyNKG2D/NCRpathwaysandrepresentthefirstreportofthe2,3‐BTDeffectonactivationofinnateimmunitycells...
【 授权许可】
CC BY
【 预 览 】
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