2011
Heterologous expression of pathogen-specific genes ligA and ligB in the saprophyte Leptospira biflexaconfers enhanced adhesion to cultured cells and fibronectin
Figueira CP, Croda J, Choy HA, Haake DA, Reis MG, Ko AI, Picardeau M. Heterologous expression of pathogen-specific genes ligA and ligB in the saprophyte Leptospira biflexaconfers enhanced adhesion to cultured cells and fibronectin. BMC Microbiology 2011, 11: 129. PMID: 21658265, PMCID: PMC3133549, DOI: 10.1186/1471-2180-11-129.Peer-Reviewed Original ResearchConceptsHeterologous expressionL. biflexaFunctional genetic analysisCultured cellsPathogen-specific proteinsVirulence-associated phenotypesSaprophytic L. biflexaPathogenesis of leptospirosisImmunoglobulin-like proteinEukaryotic cellsKey virulence factorsExtracellular matrix componentsLeptospiral immunoglobulin-like (Lig) proteinsSurrogate hostLig geneLeptospira biflexa serovar patocMolecular basisReplicative plasmidGenetic analysisLig proteinsSurface localizationCell adhesionSurface proteinsVirulence factorsLigB
2008
Targeted Mutagenesis in Pathogenic Leptospira Species: Disruption of the LigB Gene Does Not Affect Virulence in Animal Models of Leptospirosis
Croda J, Figueira CP, Wunder EA, Santos CS, Reis MG, Ko AI, Picardeau M. Targeted Mutagenesis in Pathogenic Leptospira Species: Disruption of the LigB Gene Does Not Affect Virulence in Animal Models of Leptospirosis. Infection And Immunity 2008, 76: 5826-5833. PMID: 18809657, PMCID: PMC2583567, DOI: 10.1128/iai.00989-08.Peer-Reviewed Original ResearchConceptsPathogenic Leptospira speciesLeptospira speciesAcute disease manifestationsPersistent renal colonizationInoculation of ratsDisease manifestationsHamster modelRenal colonizationPathogenic mechanismsAnimal modelsPersistent colonizationDecrease virulenceLeptospira interrogansHomologous recombinationLeptospirosisVirulence factorsBacterial adherenceImmunoblot analysisCorresponding chromosomal locusWild-type strainCultured cellsFirst evidenceSpectinomycin resistance geneRepeat proteinsTargeted Mutagenesis