2001
Maintenance of an unfolded polypeptide by a cognate chaperone in bacterial type III secretion
Stebbins C, Galán J. Maintenance of an unfolded polypeptide by a cognate chaperone in bacterial type III secretion. Nature 2001, 414: 77-81. PMID: 11689946, DOI: 10.1038/35102073.Peer-Reviewed Original ResearchConceptsEffector proteinsSecretion systemType III protein secretion systemBacterial type III secretionSpecific cytosolic chaperonesSuch effector proteinsType III secretion systemSecretion-competent stateVirulence effector proteinsProtein secretion systemChaperone-binding domainHost cell cytosolType III secretionType III apparatusCytosolic chaperonesUnfolded polypeptidesSecretion machineryCognate chaperoneÅ resolutionChaperonesCell cytosolChaperone moleculesEffective translocationBacterial pathogensHydrophobic interface
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 invasionCytosolBacteriumSPTPInteraction of Salmonella spp. with host cells
Murli S, Galán J. Interaction of Salmonella spp. with host cells. Advances In Cellular And Molecular Biology Of Membranes And Organelles 1999, 6: 173-180. DOI: 10.1016/s1874-5172(99)80011-x.Peer-Reviewed Original ResearchEffector proteinsHost cellsBacterial effector proteinsHost cell cytosolSignal transduction pathwaysHost cell responsesFacultative intracellular pathogenActin cytoskeletonMembrane rufflingTranscription factorsTransduction pathwaysElaborate mechanismsCell cytosolSubsequent translocationMicrobial pathogensCell deathHost environmentCell typesIntracellular pathogensDistinct responsesSalmonella entericaPathogensHostProteinIntimate interaction
1998
Delivery of Epitopes by the Salmonella Type III Secretion System for Vaccine Development
Rüssmann H, Shams H, Poblete F, Fu Y, Galán J, Donis R. Delivery of Epitopes by the Salmonella Type III Secretion System for Vaccine Development. Science 1998, 281: 565-568. PMID: 9677200, DOI: 10.1126/science.281.5376.565.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigen PresentationAntigens, ViralBacterial ProteinsCytosolEndoplasmic ReticulumEpitopesHistocompatibility Antigens Class IHybridomasLymphocytic ChoriomeningitisLymphocytic choriomeningitis virusMiceMice, Inbred C57BLNucleoproteinsPeptide FragmentsProtein Tyrosine PhosphatasesRecombinant Fusion ProteinsSalmonella typhimuriumT-LymphocytesT-Lymphocytes, CytotoxicTumor Cells, CulturedVaccines, SyntheticViral Core ProteinsViral VaccinesConceptsImmune responseClass IS. typhimuriumAntigen delivery systemAntigen delivery vectorDelivery of epitopesSalmonella type III secretion systemLethal infectionViral epitopesVaccine developmentHost cell cytosolType III secretion systemInfectionSecretion systemIntracellular stagesAvirulent strainsEpitopesEfficient inducerSalmonella typhimuriumTyphimuriumDelivery systemResponseType III protein secretion system