2003
A Salmonella protein causes macrophage cell death by inducing autophagy
Hernandez LD, Pypaert M, Flavell RA, Galán J. A Salmonella protein causes macrophage cell death by inducing autophagy. Journal Of Cell Biology 2003, 163: 1123-1131. PMID: 14662750, PMCID: PMC2173598, DOI: 10.1083/jcb.200309161.Peer-Reviewed Original ResearchConceptsMembrane fusion activityCell deathType III protein secretion systemFusion activityProtein secretion systemMacrophage cell deathEndoplasmic reticulum markerSalmonella-infected macrophagesSecretion systemSalmonella proteinsAutophagic vesiclesMutant formsSipBHost cellsCultured cellsMitochondriaMembrane structureSalmonella entericaProteinCausative agentMarked accumulationMacrophagesCellsAutophagosomesAutophagy
2000
Striking a balance: Modulation of the actin cytoskeleton by Salmonella
Galán J, Zhou D. Striking a balance: Modulation of the actin cytoskeleton by Salmonella. Proceedings Of The National Academy Of Sciences Of The United States Of America 2000, 97: 8754-8761. PMID: 10922031, PMCID: PMC34008, DOI: 10.1073/pnas.97.16.8754.Peer-Reviewed Original ResearchConceptsType III secretion systemSecretion systemHost cellsBacterial entryGTP-binding protein Cdc42Bacterial effector proteinsInositol polyphosphate phosphatasePathogen/host relationshipActin cytoskeleton rearrangementHost cell cytosolStimulation of Cdc42Protein Cdc42Effector proteinsActin cytoskeletonExchange factorSpecialized organellesSalmonella proteinsCytoskeleton rearrangementT-plastinHost relationshipsCell cytosolF-actinCellular responsesG proteinsCdc42
1999
A Salmonella protein antagonizes Rac-1 and Cdc42 to mediate host-cell recovery after bacterial invasion
Fu Y, Galán J. A Salmonella protein antagonizes Rac-1 and Cdc42 to mediate host-cell recovery after bacterial invasion. Nature 1999, 401: 293-297. PMID: 10499590, DOI: 10.1038/45829.Peer-Reviewed Original ResearchMeSH KeywordsActinsArginineBacterial AdhesionBacterial ProteinsCdc42 GTP-Binding Protein, Saccharomyces cerevisiaeCell Cycle ProteinsCell MembraneEscherichia coliGTPase-Activating ProteinsGTP-Binding ProteinsHumansJNK Mitogen-Activated Protein KinasesMAP Kinase Kinase 4Mitogen-Activated Protein Kinase KinasesMutationProtein KinasesProtein Tyrosine PhosphatasesProteinsRecombinant Fusion ProteinsSalmonella typhimuriumConceptsHost cell cytosolActin cytoskeletonType III secretion systemProtein secretion systemSpecialized protein secretion systemActin cytoskeleton reorganizationCell actin cytoskeletonActin cytoskeletal changesRho GTPase proteinsRac-1Bacterial effectorsEffector proteinsExchange factorGTPase proteinsSecretion systemSalmonella proteinsCytoskeletal changesCellular responsesCdc42ProteinInfected cellsBacterial invasionCytosolBacteriumSPTPAn invasion-associated Salmonella protein modulates the actin-bundling activity of plastin
Zhou D, Mooseker M, Galán J. An invasion-associated Salmonella protein modulates the actin-bundling activity of plastin. Proceedings Of The National Academy Of Sciences Of The United States Of America 1999, 96: 10176-10181. PMID: 10468582, PMCID: PMC17862, DOI: 10.1073/pnas.96.18.10176.Peer-Reviewed Original ResearchConceptsActin-bundling activityT-plastinBacterial-host cell contactHost cell signal transduction pathwaysHost cellsType III secretion systemBacterial effector proteinsActin-binding proteinsSignal transduction pathwaysBacterial effectorsMembrane rufflesEffector proteinsActin cytoskeletonMembrane rufflingSecretion systemSalmonella proteinsBacterial entryBacterial internalizationSalmonella entrySignaling processesActin filamentsF-actinNonphagocytic cellsProteinCell contact
1997
A secreted Salmonella protein with homology to an avirulence determinant of plant pathogenic bacteria
Hardt W, Galán J. A secreted Salmonella protein with homology to an avirulence determinant of plant pathogenic bacteria. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 9887-9892. PMID: 9275221, PMCID: PMC23287, DOI: 10.1073/pnas.94.18.9887.Peer-Reviewed Original ResearchConceptsPlant pathogenic bacteriaType III protein secretion systemProtein secretion systemSecretion systemPlant pathogen Xanthomonas campestris pvPathogen Xanthomonas campestris pvType III secretion systemPathogenic bacteriaXanthomonas campestris pvAvirulence determinantEffector proteinsSequence similaritySalmonella proteinsBacterial proteinsCampestris pvPutative targetsSophisticated mechanismsHost cellsYersinia pseudotuberculosisNovel familyProteinBacterial pathogensNovel targetSalmonella entericaBacteria