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 coliGTP-Binding ProteinsGTPase-Activating 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 invasionCytosolBacteriumSPTPRequirement of p21-activated Kinase (PAK) for Salmonella typhimurium–induced Nuclear Responses
Chen L, Bagrodia S, Cerione R, Galán J. Requirement of p21-activated Kinase (PAK) for Salmonella typhimurium–induced Nuclear Responses. Journal Of Experimental Medicine 1999, 189: 1479-1488. PMID: 10224288, PMCID: PMC2193063, DOI: 10.1084/jem.189.9.1479.Peer-Reviewed Original ResearchConceptsP21-activated kinaseBacterial effector proteinsEffector proteinsTarget proteinsSmall molecular weight GTPasesSerine/threonine kinaseType III secretion systemCdc42 effector proteinsC-Jun NH2-terminal kinase activationCdc42/RacFunction of Cdc42PAK kinase activityDedicated type III secretion systemEffector loop mutantsActin cytoskeleton rearrangementActin cytoskeleton reorganizationHost cell cytoplasmCultured epithelial cellsNuclear responseWeight GTPasesThreonine kinaseRho familyRho GTPasesSecretion systemCytoskeletal rearrangements
1998
S. typhimurium Encodes an Activator of Rho GTPases that Induces Membrane Ruffling and Nuclear Responses in Host Cells
Hardt W, Chen L, Schuebel K, Bustelo X, Galán J. S. typhimurium Encodes an Activator of Rho GTPases that Induces Membrane Ruffling and Nuclear Responses in Host Cells. Cell 1998, 93: 815-826. PMID: 9630225, DOI: 10.1016/s0092-8674(00)81442-7.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBacterial ProteinsCalcium-Calmodulin-Dependent Protein KinasesCdc42 GTP-Binding ProteinCell Cycle ProteinsCell MembraneCell NucleusCOS CellsCytoskeletonEnzyme ActivationGTP PhosphohydrolasesGTP-Binding ProteinsGTPase-Activating ProteinsGuanosine DiphosphateGuanosine TriphosphateHeLa CellsHumansJNK Mitogen-Activated Protein KinasesMitogen-Activated Protein KinasesProteinsSalmonella typhimuriumSignal TransductionConceptsHost cellsMembrane rufflingSecretion systemGDP/GTP nucleotide exchangeProtein secretion systemActivator of RhoCDNA library screenActin cytoskeleton rearrangementRac-1Rho GTPasesCytoskeletal reorganizationCytoskeleton rearrangementBacterial proteinsNucleotide exchangeLibrary screenJNK activationCellular responsesNuclear responseCdc42Pathogen inducesSopERufflingMicrobial stimulationProteinCells
1996
Requirement of CDC42 for Salmonella-Induced Cytoskeletal and Nuclear Responses
Chen L, Hobbie S, Galán J. Requirement of CDC42 for Salmonella-Induced Cytoskeletal and Nuclear Responses. Science 1996, 274: 2115-2118. PMID: 8953049, DOI: 10.1126/science.274.5295.2115.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalcium-Calmodulin-Dependent Protein KinasesCdc42 GTP-Binding ProteinCell Cycle ProteinsCell NucleusCOS CellsCytoskeletonEnzyme ActivationGTP-Binding ProteinsJNK Mitogen-Activated Protein KinasesMitogen-Activated Protein KinasesPinocytosisRac GTP-Binding ProteinsSalmonella typhimuriumSignal TransductionTransfection