2016
Antibacterial Flavonoids from Medicinal Plants Covalently Inactivate Type III Protein Secretion Substrates
Tsou LK, Lara-Tejero M, RoseFigura J, Zhang ZJ, Wang YC, Yount JS, Lefebre M, Dossa PD, Kato J, Guan F, Lam W, Cheng YC, Galán J, Hang HC. Antibacterial Flavonoids from Medicinal Plants Covalently Inactivate Type III Protein Secretion Substrates. Journal Of The American Chemical Society 2016, 138: 2209-2218. PMID: 26847396, PMCID: PMC4831573, DOI: 10.1021/jacs.5b11575.Peer-Reviewed Original ResearchConceptsVirulence pathwaysType III protein secretionType III secretion system effectorsSpecific plant metabolitesSPI-1 T3SSSecretion system effectorsS. typhimurium invasionSalmonella enterica serovar TyphimuriumSecretion substratesEnterica serovar TyphimuriumTraditional Chinese medicineUnappreciated mechanismPlant metabolitesTyphimurium invasionProtein secretionSerovar TyphimuriumAntibacterial flavonoidsBacterial invasionEpithelial cellsSpecific flavonoidsBacterial growthMedicinal plantsPathwayPotential mechanismsInvasion
2004
Disruption of type III secretion in Salmonella enterica serovar Typhimurium by external guide sequences
McKinney JS, Zhang H, Kubori T, Galán J, Altman S. Disruption of type III secretion in Salmonella enterica serovar Typhimurium by external guide sequences. Nucleic Acids Research 2004, 32: 848-854. PMID: 14762212, PMCID: PMC373343, DOI: 10.1093/nar/gkh219.Peer-Reviewed Original Research
2001
Role of tyrosine kinases and the tyrosine phosphatase SptP in the interaction of Salmonella with host cells
Murli S, Watson R, Galán J. Role of tyrosine kinases and the tyrosine phosphatase SptP in the interaction of Salmonella with host cells. Cellular Microbiology 2001, 3: 795-810. PMID: 11736992, DOI: 10.1046/j.1462-5822.2001.00158.x.Peer-Reviewed Original ResearchMeSH KeywordsActinsBacterial ProteinsCdc42 GTP-Binding ProteinCell NucleusCytoskeletonInterleukin-8Mitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3Mitogen-Activated Protein KinasesPhosphorylationPhosphotyrosineProtein Tyrosine PhosphatasesProtein-Tyrosine KinasesSalmonellaSalmonella typhimuriumSignal TransductionSubstrate SpecificityTransfectionTyrosineVimentinConceptsTyrosine phosphatase activityBacterial proteinsCellular responsesPhosphatase activityTyrosine kinaseHost cellsType III secretion systemIntermediate filament protein vimentinCarboxy-terminal domainRho family GTPases Cdc42Actin cytoskeleton reorganizationCellular transcription factorsMAP kinase activationInteraction of SalmonellaMembrane rufflesGAP activitySpecialized organellesGTPases Cdc42Secretion systemTranscription factorsCytoskeleton reorganizationKinase activationProtein vimentinBacterial uptakeProtein
1998
A substrate of the centisome 63 type III protein secretion system of Salmonella typhimurium is encoded by a cryptic bacteriophage
Hardt W, Urlaub H, Galán J. A substrate of the centisome 63 type III protein secretion system of Salmonella typhimurium is encoded by a cryptic bacteriophage. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 2574-2579. PMID: 9482928, PMCID: PMC19418, DOI: 10.1073/pnas.95.5.2574.Peer-Reviewed Original ResearchConceptsType III protein secretion systemType III secretion systemProtein secretion systemSecretion systemEffector proteinsInvasion-associated type III secretion systemCluster of genesTail fiber proteinHost cell cytoplasmSouthern hybridization analysisMobile genetic elementsCultured epithelial cellsInduction of apoptosisSopE proteinEnterica serovar TyphimuriumBacteriophage genesBacterial entryCytoskeletal rearrangementsS. enterica serovar TyphimuriumGenetic elementsPathogenicity islandFiber proteinHybridization analysisCell cytoplasmEffector molecules