2021
Coxiella burnetii encodes an LvgA‐related protein important for intracellular replication
Steiner S, Meir A, Roy CR. Coxiella burnetii encodes an LvgA‐related protein important for intracellular replication. Cellular Microbiology 2021, 23: e13331. PMID: 33774901, DOI: 10.1111/cmi.13331.Peer-Reviewed Original ResearchConceptsIntracellular replicationDot/Icm type IVB secretion systemType IVB secretion systemDot/Icm apparatusHost cell cytosolTransposon mutagenesis screenAutophagy protein LC3Lysosome-derived organellesL. pneumophilaSecondary structure predictionChaperone complexBiogenesis defectsEffector proteinsEffector translocationProtein complexesMutagenesis screenSecretion systemLvgACell cytosolNine Mile phase IIProtein LC3MutantsReplication phenotypeProteinStructure prediction
2019
The Injectisome, a Complex Nanomachine for Protein Injection into Mammalian Cells
Lara-Tejero M, Galán JE. The Injectisome, a Complex Nanomachine for Protein Injection into Mammalian Cells. EcoSal Plus 2019, 8: 10.1128/ecosalplus.esp-0039-2018. PMID: 30942149, PMCID: PMC6450406, DOI: 10.1128/ecosalplus.esp-0039-2018.Peer-Reviewed Original ResearchConceptsEffector proteinsGram-negative bacteriaSecretion systemBacterial envelopeType III protein secretion systemProtein secretion systemHost cellular functionsEukaryotic plasma membraneEukaryotic cell membranesHost cell cytosolMultiprotein nanomachineEukaryotic hostsComplex nanomachinesImportant bacterial pathogensCellular functionsMammalian cellsNeedle complexOuter membranePlasma membraneCell cytosolInjectisomeCell membraneProteinBacterial pathogensCentral role
2004
T cell responses to Listeria monocytogenes
Lara-Tejero M, Pamer EG. T cell responses to Listeria monocytogenes. Current Opinion In Microbiology 2004, 7: 45-50. PMID: 15036139, DOI: 10.1016/j.mib.2003.12.002.Peer-Reviewed Original ResearchConceptsCD8 responsesIntracellular biologyAvailability of mutantsCell-mediated immunityT cell responsesCD4 T cellsHost cell cytosolInnate immune systemT cellsImmune systemCell cytosolListeria monocytogenesCell responsesMicrobial pathogensBiologyPathogensL. monocytogenesMonocytogenesResponseMutantsImmunityCytosol
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 virulence protein that inhibits cellular trafficking
Uchiya K, Barbieri M, Funato K, Shah A, Stahl P, Groisman E. A Salmonella virulence protein that inhibits cellular trafficking. The EMBO Journal 1999, 18: 3924-3933. PMID: 10406797, PMCID: PMC1171468, DOI: 10.1093/emboj/18.14.3924.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBacterial ProteinsBiological TransportCell LineCell SurvivalCytosolEndosomesGenes, BacterialGTP-Binding ProteinsInhibitory Concentration 50Lethal Dose 50LysosomesMacrophagesMembrane FusionMiceMolecular Sequence DataMutationPhagosomesrab5 GTP-Binding ProteinsReceptors, TransferrinSalmonella entericaVirulenceConceptsType III secretion systemSecretion systemIntracellular traffickingSPI-2 pathogenicity islandTrafficking of vesiclesEndosome-endosome fusionHost cell cytosolVirulence proteinsCellular traffickingNormal traffickingSpiC geneCell cytosolPathogenicity islandSalmonella pathogenesisSpiC mutantTraffickingProteinInhibited fusionSindbis virusSalmonella entericaTransferrin receptorJ774 macrophagesMutantsEndosomesGenesInteraction 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
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