2020
Synergistic effects of Cinnamomum cassia L. essential oil in combination with polymyxin B against carbapenemase-producing Klebsiella pneumoniae and Serratia marcescens
Vasconcelos N, de Sá Queiroz J, da Silva K, de Paula Vasconcelos P, Croda J, Simionatto S. Synergistic effects of Cinnamomum cassia L. essential oil in combination with polymyxin B against carbapenemase-producing Klebsiella pneumoniae and Serratia marcescens. PLOS ONE 2020, 15: e0236505. PMID: 32701970, PMCID: PMC7377461, DOI: 10.1371/journal.pone.0236505.Peer-Reviewed Original ResearchMeSH KeywordsAnti-Bacterial AgentsBacterial ProteinsBeta-LactamasesCinnamomum aromaticumDrug Resistance, Multiple, BacterialDrug SynergismHumansKlebsiella InfectionsKlebsiella pneumoniaeOils, VolatilePolymyxin BSerratia InfectionsSerratia marcescensSpectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization
2019
Origanum vulgare L. essential oil inhibits the growth of carbapenem-resistant gram-negative bacteria
Vasconcelos N, Croda J, Silva K, Motta M, Maciel W, Limiere L, Simionatto S. Origanum vulgare L. essential oil inhibits the growth of carbapenem-resistant gram-negative bacteria. Revista Da Sociedade Brasileira De Medicina Tropical 2019, 52: e20180502. PMID: 31271619, DOI: 10.1590/0037-8682-0502-2018.Peer-Reviewed Original ResearchConceptsCarbapenem-resistant strainsAlternative therapeutic optionTime-kill assaysMultidrug-resistant bacteriaTherapeutic optionsMinimum inhibitory concentrationAcinetobacter baumanniiCell countCarbapenemase productionKill assaysOriganum vulgare L. essential oilL. essential oilKlebsiella pneumoniaeInhibitory concentrationDrug developmentResistant bacteriaH treatmentSerratia marcescensAntimicrobial effectNegative bacteria
2018
A high mortality rate associated with multidrug-resistant Acinetobacter baumannii ST79 and ST25 carrying OXA-23 in a Brazilian intensive care unit
da Silva K, Maciel W, Croda J, Cayô R, Ramos A, de Sales R, Kurihara M, Vasconcelos N, Gales A, Simionatto S. A high mortality rate associated with multidrug-resistant Acinetobacter baumannii ST79 and ST25 carrying OXA-23 in a Brazilian intensive care unit. PLOS ONE 2018, 13: e0209367. PMID: 30592758, PMCID: PMC6310363, DOI: 10.1371/journal.pone.0209367.Peer-Reviewed Original ResearchMeSH KeywordsAcinetobacter baumanniiAcinetobacter InfectionsAdultAgedAged, 80 and overAnti-Bacterial AgentsBacterial ProteinsBeta-LactamasesBrazilCase-Control StudiesCross InfectionDrug Resistance, Multiple, BacterialFemaleHospital MortalityHumansIntensive Care UnitsMaleMicrobial Sensitivity TestsMiddle AgedConceptsOXA-23-producing A. baumanniiHigh mortality rateA. baumanniiMortality rateRisk factorsHealthcare-related risk factorsBrazilian intensive care unitsIntensive care unit patientsIntensive care unit settingCarbapenem-resistant Acinetobacter baumanniiISAba1 insertion sequenceA. baumannii infectionsCare unit patientsIntensive care unitBlaOXA-51 geneUse of cephalosporinsCase-control studyBaumannii infectionsUnit patientsCare unitNasogastric tubeTherapeutic optionsUnit settingNosocomial infectionsSuch infections
2007
The terminal portion of leptospiral immunoglobulin-like protein LigA confers protective immunity against lethal infection in the hamster model of leptospirosis
Silva É, Medeiros MA, McBride AJ, Matsunaga J, Esteves GS, Ramos JG, Santos CS, Croda J, Homma A, Dellagostin OA, Haake DA, Reis MG, Ko AI. The terminal portion of leptospiral immunoglobulin-like protein LigA confers protective immunity against lethal infection in the hamster model of leptospirosis. Vaccine 2007, 25: 6277-6286. PMID: 17629368, PMCID: PMC1994161, DOI: 10.1016/j.vaccine.2007.05.053.Peer-Reviewed Original ResearchConceptsMajor public health problemRobust antibody responseGolden Syrian hamstersPublic health problemPotential intervention strategiesLethal inoculumSurface-exposed determinantsProtective immunityAntibody responseSterilizing immunityLethal infectionHamster modelVaccine candidatesSubunit vaccineCompanion animalsHealth problemsVeterinary diseasesSyrian hamstersLeptospiral immunoglobulin-like (Lig) proteinsLeptospira interrogansLeptospirosisL. interrogansIntervention strategiesVirulence factorsImmunoglobulin-like proteinLeptospira Immunoglobulin-Like Proteins as a Serodiagnostic Marker for Acute Leptospirosis
Croda J, Ramos JG, Matsunaga J, Queiroz A, Homma A, Riley LW, Haake DA, Reis MG, Ko AI. Leptospira Immunoglobulin-Like Proteins as a Serodiagnostic Marker for Acute Leptospirosis. Journal Of Clinical Microbiology 2007, 45: 1528-1534. PMID: 17360842, PMCID: PMC1865864, DOI: 10.1128/jcm.02344-06.Peer-Reviewed Original ResearchConceptsSerodiagnostic markerDays of illnessLarge disease burdenLeptospira immunoglobulin-like proteinAcute infectionClinical presentationAcute leptospirosisIgM antibodiesAntibody responseDisease burdenPutative virulence determinantsIgM enzymeTimely diagnosisSevere formHealthy individualsMicroagglutination testPatientsUrban outbreaksHigh mortalityInfectious diseasesPathogenic serovarsLeptospirosisImmunosorbent assaySerumSpecific markers
2003
Pathogenic Leptospira species express surface‐exposed proteins belonging to the bacterial immunoglobulin superfamily
Matsunaga J, Barocchi MA, Croda J, Young TA, Sanchez Y, Siqueira I, Bolin CA, Reis MG, Riley LW, Haake DA, Ko AI. Pathogenic Leptospira species express surface‐exposed proteins belonging to the bacterial immunoglobulin superfamily. Molecular Microbiology 2003, 49: 929-946. PMID: 12890019, PMCID: PMC1237129, DOI: 10.1046/j.1365-2958.2003.03619.x.Peer-Reviewed Original ResearchConceptsLig proteinsMammalian cell invasionLambda phage clonesLipoprotein signal peptideYersinia pseudotuberculosis invasinSurface-exposed proteinsBacterial immunoglobulin-like domainImmunoglobulin-like domainsHost cell attachmentLeptospira speciesImmunocytochemical electron microscopySurface-expressed proteinsDomain proteinsSaprophytic Leptospira speciesDomain repeatsLeptospiral pathogenesisRNA transcript expressionSignal peptideLig geneLigB genesHost infectionExpression libraryPathogenic Leptospira speciesTandem repeatsBacterial immunoglobulin
2001
Leptospiral Proteins Recognized during the Humoral Immune Response to Leptospirosis in Humans
Guerreiro H, Croda J, Flannery B, Mazel M, Matsunaga J, Reis M, Levett P, Ko A, Haake D. Leptospiral Proteins Recognized during the Humoral Immune Response to Leptospirosis in Humans. Infection And Immunity 2001, 69: 4958-4968. PMID: 11447174, PMCID: PMC98588, DOI: 10.1128/iai.69.8.4958-4968.2001.Peer-Reviewed Original ResearchConceptsHumoral immune responseImmune responseNatural infectionLeptospiral proteinsInfection-associated antigenConvalescent-phase seraPositive reactionConvalescent phaseHumoral responseHealthy individualsHuman leptospirosisControl individualsVaccine designImmunodominant antigensQuantitative immunoblot analysisTwo-dimensional immunoblotsProtein antigensPathogenic leptospiral strainsGenus LeptospiraInfectionAntigenLeptospirosisSerumImmunodominant proteinsPatients