2004
Salmonella Modulates Vesicular Traffic by Altering Phosphoinositide Metabolism
Hernandez LD, Hueffer K, Wenk MR, Galán J. Salmonella Modulates Vesicular Traffic by Altering Phosphoinositide Metabolism. Science 2004, 304: 1805-1807. PMID: 15205533, DOI: 10.1126/science.1098188.Peer-Reviewed Original ResearchConceptsIntracellular replicative nicheType III secretion systemActin cytoskeleton rearrangementBacteria-containing vacuolesBacterial intracellular growthPhosphoinositide phosphataseInnate immune defenseSecretion systemReplicative nicheBacterial entryCytoskeleton rearrangementSpacious phagosomesHost cellsNonphagocytic cellsIntracellular growthImmune defenseSopBPhosphoinositide metabolismSignificant defectsSalmonella entericaVacuolesMembraneCellsNichePhagosomes
1999
Characterization of SprA, an AraC‐like transcriptional regulator encoded within the Salmonella typhimurium pathogenicity island 1
Eichelberg K, Hardt W, Galán J. Characterization of SprA, an AraC‐like transcriptional regulator encoded within the Salmonella typhimurium pathogenicity island 1. Molecular Microbiology 1999, 33: 139-152. PMID: 10411731, DOI: 10.1046/j.1365-2958.1999.01458.x.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAraC Transcription FactorBacterial ProteinsBiological TransportCells, CulturedChromosome MappingChromosomes, BacterialConsensus SequenceDNA-Binding ProteinsEpithelial CellsGene Expression Regulation, BacterialGenes, BacterialGenes, ReporterHelix-Loop-Helix MotifsMolecular Sequence DataMultigene FamilyPhylogenyRecombinant Fusion ProteinsRepressor ProteinsSalmonella typhimuriumSequence AlignmentSequence Homology, Amino AcidSignal TransductionTrans-ActivatorsTranscription FactorsTranscription, GeneticVirulenceConceptsType III secretion systemTranscriptional regulatory proteinsPathogenicity island 1Secretion systemRegulatory proteinsType III protein secretion systemSPI-1Island 1Host cellsProtein secretion systemTranscriptional regulatory cascadeSpecific transcriptional regulatory proteinsAdditional regulatory proteinsSignificant sequence similarityAraC-like transcriptional regulatorActin cytoskeletal rearrangementRegulation of expressionInvasion-associated genesExpression of genesNon-phagocytic cellsCentisome 63Effector proteinsTranscriptional regulatorsRegulatory cascadeSequence similarity
1998
The Salmonella typhimurium tyrosine phosphatase SptP is translocated into host cells and disrupts the actin cytoskeleton
Fu Y, Galán J. The Salmonella typhimurium tyrosine phosphatase SptP is translocated into host cells and disrupts the actin cytoskeleton. Molecular Microbiology 1998, 27: 359-368. PMID: 9484891, DOI: 10.1046/j.1365-2958.1998.00684.x.Peer-Reviewed Original ResearchConceptsActin cytoskeletonHost cell actin cytoskeletonFusion proteinHost cellsAmino acidsAmino-terminal halfCell actin cytoskeletonCultured cells resultsWild-type toxinCultured epithelial cellsEffector proteinsModular domainsStress fibersActive GSTCytoskeletonProteinCells resultsEpithelial cellsGSTSPTPProlonged incubationTranslocationCellsS. typhimuriumMicroinjection
1996
A secreted protein tyrosine phosphatase with modular effector domains in the bacterial pathogen Salmonella typhimurlum
Kaniga K, Uralil J, Bliska J, Galán J. A secreted protein tyrosine phosphatase with modular effector domains in the bacterial pathogen Salmonella typhimurlum. Molecular Microbiology 1996, 21: 633-641. PMID: 8866485, DOI: 10.1111/j.1365-2958.1996.tb02571.x.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBacterial ProteinsBase SequenceCell LineChromosomes, BacterialDisease Models, AnimalDNA, BacterialEpithelial CellsFemaleHumansMacrophagesMiceMice, Inbred BALB CMolecular Sequence DataProtein Tyrosine PhosphatasesSalmonella InfectionsSalmonella typhimuriumSequence Homology, Amino AcidVirulenceConceptsProtein tyrosine phosphataseTyrosine phosphataseEffector proteinsCatalytic domainHost cell signal transduction pathwaysBacterial pathogen Salmonella typhimuriumSignal transduction pathwaysCritical Cys residuesAmino-terminal regionCarboxy-terminal regionPathogen Salmonella typhimuriumCell regulatory moleculesSequence similarityEffector domainSignaling functionsExport proteinCys residuesRegulatory moleculesExoenzyme SSequence analysisPeptide substratesPhosphatase activityCatalytic mechanismProteinYersinia spp
1993
Cloning and molecular characterization of a gene involved in Salmonella adherence and invasion of cultured epithelial cells
Altmeyer R, McNern J, Bossio JC, Rosenshine I, Finlay B, Galán J. Cloning and molecular characterization of a gene involved in Salmonella adherence and invasion of cultured epithelial cells. Molecular Microbiology 1993, 7: 89-98. PMID: 8382333, DOI: 10.1111/j.1365-2958.1993.tb01100.x.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBacterial AdhesionBacterial ProteinsBase SequenceCells, CulturedDNA Transposable ElementsEpithelial CellsEpitheliumGenes, BacterialMolecular Sequence DataMutagenesisPhenotypeRecombinant Fusion ProteinsSalmonellaSalmonella typhimuriumSequence Homology, Nucleic AcidVirulenceConceptsCultured epithelial cellsInvH geneT7 RNA polymerase expression systemBacterial membrane fractionsEpithelial cellsSignal sequenceExtensive homologyColony hybridization analysisNucleotide sequenceGene productsHomologous sequencesExpression systemException of strainsMolecular characterizationGenesHybridization analysisMembrane fractionCultured cellsEscherichia coliPolypeptideInsertion sequence IS3E. coliOrganismsInvHSequence