期刊论文详细信息
Journal of Leukocyte Biology: An Official Publication of the Reticuloendothelial Society
Secreted virulence factors and immune evasion in visceral leishmaniasis
关键词: macrophage;    phosphatase;    kinase;    protein secretion;    exosomes;    vaccine;   
DOI  :  10.1189/jlb.0611326
学科分类:生理学
来源: Federation of American Societies for Experimental Biology
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【 摘 要 】

Evasionorsubversionofhostimmuneresponsesisawell‐establishedparadigmininfectionwithvisceralizingleishmania.Inthisreview,wesummarizecurrentfindingssupportingamodelinwhichleishmaniatargethostregulatorymoleculesandpathways,suchasthePTPSHP‐1andthePI3K/Aktsignalingcascade,topreventeffectivemacrophageactivation.Furthermore,wedescribehowvirulencefactors,secretedbyleishmania,interferewithmacrophageintracellularsignaling.Finally,wediscussmechanismsofsecretionandprovideevidencethatleishmaniausearemarkablyadept,exosome‐basedsecretionmechanismtoexportanddelivereffectormoleculestohostcells.Inadditiontorepresentinganovelmechanismfortraffickingofvirulencefactorsacrossmembranes,recentfindingsindicatethatleishmaniaexosomesmayhavepotentialasvaccinecandidates...

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