Mitermayer Reis, MD
Professor Adjunct of Epidemiology (Microbial Diseases)About
Research
Publications
2026
Social marginalisation, environmental degradation and Toxoplasma gondii exposure in urban informal settlements in Brazil.
Eyre M, Wang J, Carneiro I, Reis R, Wunder E, Júnior N, Ribeiro G, Souza F, Santana J, Delight E, Felzemburgh R, Santana F, Mohr S, Melendez A, Queiroz A, Santos A, Cruz J, Owens M, Martorelli Di Genova B, Reis M, Muñoz-Zanzi C, Diggle P, Costa F, Ko A. Social marginalisation, environmental degradation and Toxoplasma gondii exposure in urban informal settlements in Brazil. PLOS Neglected Tropical Diseases 2026, 20: e0014453. PMID: 42330015, PMCID: PMC13309048, DOI: 10.1371/journal.pntd.0014453.Peer-Reviewed Original ResearchConceptsUrban informal settlementsInformal settlementsSocial marginalisationMarginalised urban communitiesLower household incomeAdolescents aged 4Childbearing ageAssociated with male sexHousehold levelSpatial heterogeneityWomen of Childbearing AgeHousehold incomeIndividual householdsUrban communitiesHouseholdsEnvironmental exposure pathwaysFactors associated with seropositivityHealth burdenCross-sectional serosurveyEnvironmental vulnerabilityMarginalisationEnvironmental degradationFemale participantsMale sexExposure pathwaysPharmaceutical Pollutants in Urban Rats Are Linked to Zoonotic Infection Risk
Sundberg A, Cerveny D, Costa F, Begon M, Souza F, Cruz J, Zeppelini C, Argibay H, de Oliveira Carneiro I, Ko A, Reis M, McCallum E, Khalil H. Pharmaceutical Pollutants in Urban Rats Are Linked to Zoonotic Infection Risk. Environmental Science & Technology Letters 2026, 13: 656-663. PMID: 42145584, PMCID: PMC13173639, DOI: 10.1021/acs.estlett.5c00867.Peer-Reviewed Original ResearchPharmaceutical pollutantsZoonotic infection riskActive pharmaceutical ingredientsRat brain tissuePharmaceutical uptakeWildlife diseasesTerrestrial mammalsInfection riskPollutionWildlifeAntidepressant citalopramDisease dynamicsAntibiotic azithromycinRatsInfectionAssociated with variationBrain tissuePharmaceuticalsZoonotic infectionPharmaceutical ingredientsUrban ratsDiseaseEcologyPerformance of Three Commercial Rapid Diagnostic Tests for Detection of IgM and IgG Antibodies Against SARS‐CoV‐2
Portilho M, de Oliveira Tosta S, Pellizzaro M, dos Anjos R, de Oliveira E, de Santana P, dos Santos Moreira P, Jacob‐Nascimento L, da Silva Souza M, Mothé D, Brodskyn C, Reis M, Cardoso C, Ribeiro G. Performance of Three Commercial Rapid Diagnostic Tests for Detection of IgM and IgG Antibodies Against SARS‐CoV‐2. Immunity Inflammation And Disease 2026, 14: e70441. PMID: 42036989, PMCID: PMC13111801, DOI: 10.1002/iid3.70441.Peer-Reviewed Original ResearchConceptsRapid diagnostic testsAntibody-based rapid testCommercial rapid diagnostic testsSARS-CoV-2Population-based assessmentDiagnostic testsLateral flow rapid diagnostic testAssessment of antibody responsesDetection of IgMRT-PCR confirmationRT-PCR-confirmed casesAntibody positivityHealthy donorsSARS-CoV-2 antibodiesImmunological surveillanceFebrile illnessSymptom onsetAntibody responseAssayRapid testIgG detectionIgG antibodiesClinical diagnosisSerological testsVaccination statusOCORRÊNCIA DE TRIATOMÍNEOS NO MUNICÍPIO DE SANTA INÊS-BA
Santos C, Rodrigues C, Ribeiro Junior G, Reis M, Julião F. OCORRÊNCIA DE TRIATOMÍNEOS NO MUNICÍPIO DE SANTA INÊS-BA. Revista Tópicos 2026, 4: 1-20. DOI: 10.70773/revistatopicos/776518040.Peer-Reviewed Original ResearchCanine seroepidemiology of Trypanosoma cruzi in socially vulnerable urban communities of Salvador, Brazil
Moreira J, Silva Â, Serrano I, Campos D, Pavan T, Santos F, Argibay H, Carneiro I, Costa F, Nery N, Cruz J, Celedon P, Zanchin N, Reis M, Begon M, Khalil H, Santos F. Canine seroepidemiology of Trypanosoma cruzi in socially vulnerable urban communities of Salvador, Brazil. Acta Tropica 2026, 278: 108074. PMID: 41895429, DOI: 10.1016/j.actatropica.2026.108074.Peer-Reviewed Original ResearchConceptsIndirect ELISA assayExposure to T. cruziSeropositive dogsDomestic dogsClinical signsIBMP antigensDogsCanine exposureSensitive sentinelsSeroprevalence of T. cruzi infectionInfection statusTrypanosoma cruziNortheastern BrazilOlder animalsChagas diseaseSerum samplesCabritoBrazilVulnerable urban communitiesRondonUrban communitiesZoonosisContiguous neighborhoodsSeroprevalenceTrypanosomaCo-production of informal settlement health: a community based participatory research program for building healthy communities in urban informal settlements of Salvador, Brazil
Mogaji H, Alzate L, Figuerêdo L, Virgens J, Aliaga M, Argibay H, Salles I, Moreira A, de Jesus Lima e Silva T, dos Santos S, Batista R, Cardoso E, Santos E, dos Santos E, dos Santos E, da Mata Barreto T, dos Santos Mattos T, Nery N, Cruz J, Carneiro I, Lustosa R, Ferreira V, Reis M, Ko A, Costa F, Begon M, Khalil H. Co-production of informal settlement health: a community based participatory research program for building healthy communities in urban informal settlements of Salvador, Brazil. Frontiers In Public Health 2026, 14: 1754353. PMID: 41883820, PMCID: PMC13008875, DOI: 10.3389/fpubh.2026.1754353.Peer-Reviewed Original ResearchConceptsUrban informal settlementsCitizenship rightsSocial health determinantsEssential urban servicesCycle of povertyUrban population livesCommunity development programsParticipatory research programInter-sectoral partnershipsParticipatory research methodsSocial justice frameworkWell-being challengesHealth determinantsFuel violenceUrban servicesSocial cohesionHealth educationSocial inequalitiesDiverse healthSocial capitalHealthy communitiesJustice frameworkLocal prioritiesCommunity groupsPopulation livesKnowledge about Chagas disease among Primary Health Care professionals in a municipality located in northeastern Brazil
Almeida M, Soares J, Santos R, Ribeiro G, Reis R, Araújo J, Barbosa L, Silva T, Souza C, Alves K, Lanza F, do Nascimento P, Bastos C, Júnior R, Guimarães I, Silva L, de Freitas B, Neto J, Reis M. Knowledge about Chagas disease among Primary Health Care professionals in a municipality located in northeastern Brazil. PLOS Neglected Tropical Diseases 2026, 20: e0014000. PMID: 41662381, PMCID: PMC12981557, DOI: 10.1371/journal.pntd.0014000.Peer-Reviewed Original ResearchConceptsHealth worker knowledgeHealth professionalsPrimary health care professionalsHealth care professionalsCross-sectional studyPublic health problemAccurate surveillanceCare professionalsRecommended medicationsWorkers' knowledgeStandardized questionnaireHealth problemsChagas diseaseOccupational categoriesCongestive heart failureProfessionalsHealthEtiological treatmentHeart failureMode of transmissionElectrocardiographic changesAcute phaseChronic casesParticipantsTriatomine bitesMetagenomic surveillance reveals off-season circulation of respiratory viruses during the COVID-19 pandemic in Salvador, Brazil
Aguilar Ticona J, Amorim Santos L, Meng X, Nery N, Fofana M, de Moraes L, Morais Strobel I, Vitoriano R, Silveira Cucco M, Andrade Belitardo E, Thakku G, Cruz J, Detweiler A, Neff N, Tato C, Reis M, Costa F, Cummings D, Ko A, Khouri R. Metagenomic surveillance reveals off-season circulation of respiratory viruses during the COVID-19 pandemic in Salvador, Brazil. New Microbes And New Infections 2026, 70: 101717. PMID: 41732520, PMCID: PMC12925072, DOI: 10.1016/j.nmni.2026.101717.Peer-Reviewed Original ResearchRespiratory syncytial virusRespiratory virusesInfluenza ASyncytial virusMultiplex RT-qPCRSARS-CoV-2Circulation of respiratory virusesPre-existing immunityOmicron BAHuman parainfluenza virusNegative RT-qPCR resultsSeasonal human coronavirusesRespiratory virus transmissionSymptomatic episodesParainfluenza virusInfluenza peakInfluenzaCo-InfectionRespiratory symptomsSymptomatic participantsNasal swabsSeasonal coronavirusesSymptomatic individualsSecondary attack rateHousehold visitsFeasibility of a phase 3 partially randomised clinical trial to assess the safety and efficacy of paediatric praziquantel for schistosomiasis treatment in children aged 3 months to 6 years in endemic regions of Brazil: a pilot study
Menezes C, Casaes A, Silva B, dos Santos M, Martins C, Francisco I, dos Santos K, Souza B, Pinho A, Mayer D, da Rocha Martinelli Moleiro G, de Queiroz L, Nascimento R, Silva R, de Souza R, Silva L, Reis M, Graeff-Teixeira C, Dolabella S, Carneiro L, de Senna T, Daher A, de Oliveira D, Medeiros J, de Moraes Bezerra F, de Siqueira I, Oliveira R. Feasibility of a phase 3 partially randomised clinical trial to assess the safety and efficacy of paediatric praziquantel for schistosomiasis treatment in children aged 3 months to 6 years in endemic regions of Brazil: a pilot study. BMJ Open 2026, 16: e104706. PMID: 41644160, PMCID: PMC12878467, DOI: 10.1136/bmjopen-2025-104706.Peer-Reviewed Original ResearchConceptsChildren aged 3 months to 6 yearsAged 3 months to 6 yearsProtocol adherencePilot studyPrimary care settingTrial protocolReal-world field settingsChildren Aged 4Open-labelEndemic areasCare settingsAdverse eventsSeverity of drug-related adverse eventsEligible participantsParticipant recruitmentDrug-related adverse eventsEndemic areas of BrazilRandomised clinical trialsPhase 3 clinical trialsChildren aged 3 monthsParticipant safetyInclusion criteriaPhase 3 studyParasitological cure rateSecondary outcomesImpact of the COVID-19 Pandemic on Colorectal Cancer Patients at a Major Brazilian Cancer Center: An Increase in Metastatic Patients upon Presentation?
Santos J, de Almeida C, Ramos D, de Abreu D, Novaes D, Ramos M, Reis M. Impact of the COVID-19 Pandemic on Colorectal Cancer Patients at a Major Brazilian Cancer Center: An Increase in Metastatic Patients upon Presentation? Brazilian Journal Of Oncology 2026, 22 DOI: 10.1055/s-0045-1813642.Peer-Reviewed Original ResearchMetastatic colorectal cancerColorectal cancerMalignant neoplasms of colonColorectal cancer mortalityMalignant neoplasmsRetrospective analysisCases of advanced colorectal cancerLow level of educationBrown skin colorMedical records of patientsElectronic medical records of patientsBrazilian cancer centerMetastatic CRC casesNeoplasm of colonAdvanced colorectal cancerRecords of patientsCOVID-19 pandemicColorectal cancer patientsLevel of educationOncology careStage of diseaseCRC casesCancer mortalityMetastatic patientsMedian age