2023
Bartonella in Norway rats (Rattus norvegicus) from the urban slum environment in Brazil
Zeppelini C, Oliveira D, Kosoy M, Reis M, Ko A, Childs J, Costa F. Bartonella in Norway rats (Rattus norvegicus) from the urban slum environment in Brazil. Anais Da Academia Brasileira De Ciências 2023, 95: e20220809. PMID: 37909607, DOI: 10.1590/0001-3765202320220809.Peer-Reviewed Original Research
2019
Coinfection modifies carriage of enzootic and zoonotic parasites in Norway rats from an urban slum
Carvalho‐Pereira T, Souza F, do Nascimento Santos L, Pedra G, Minter A, Bahiense T, Reis M, Ko A, Childs J, da Silva E, Costa F, Begon M. Coinfection modifies carriage of enzootic and zoonotic parasites in Norway rats from an urban slum. Ecosphere 2019, 10 DOI: 10.1002/ecs2.2887.Peer-Reviewed Original ResearchUrban slumsLoad of parasitesZoonotic parasitesUrban ratsStrongyloides spBrazilian urban slumsIntensity of infectionReduced prevalenceNippostrongylus brasiliensisCoinfectionSignificant associationInfection riskRatsNematode Angiostrongylus cantonensisAngiostrongylus cantonensisInfectionNorway ratsEggs/larvaeCantonensisZoonotic pathogensCorrelation testInterrogansParasitesPopulationSignificant Genetic Impacts Accompany an Urban Rat Control Campaign in Salvador, Brazil
Richardson J, Silveira G, Medrano I, Arietta A, Mariani C, Pertile A, Pereira T, Childs J, Ko A, Costa F, Caccone A. Significant Genetic Impacts Accompany an Urban Rat Control Campaign in Salvador, Brazil. Frontiers In Ecology And Evolution 2019, 7: 115. DOI: 10.3389/fevo.2019.00115.Peer-Reviewed Original ResearchTails of Two Cities: Age and Wounding Are Associated With Carriage of Leptospira interrogans by Norway Rats (Rattus norvegicus) in Ecologically Distinct Urban Environments
Minter A, Himsworth C, Byers K, Childs J, Ko A, Costa F. Tails of Two Cities: Age and Wounding Are Associated With Carriage of Leptospira interrogans by Norway Rats (Rattus norvegicus) in Ecologically Distinct Urban Environments. Frontiers In Ecology And Evolution 2019, 7: 14. DOI: 10.3389/fevo.2019.00014.Peer-Reviewed Original ResearchNorway ratsL. interrogansSignificant human morbidityBite woundsGreater oddsGreater prevalenceJuvenile ratsOld ratsRatsHuman morbidityLeptospira interrogansZoonotic diseaseYoung animalsLinear mixed modelsTransmission dynamicsCarriageInterrogansPrevalencePrimary reservoirDistinct urban environmentsRat characteristicsPathogen statusMixed modelsStatusMorbidity
2002
Population-based case-control investigation of risk factors for leptospirosis during an urban epidemic.
Sarkar U, Nascimento S, Barbosa R, Martins R, Nuevo H, Kalofonos I, Kalafanos I, Grunstein I, Flannery B, Dias J, Riley L, Reis M, Ko A. Population-based case-control investigation of risk factors for leptospirosis during an urban epidemic. American Journal Of Tropical Medicine And Hygiene 2002, 66: 605-10. PMID: 12201599, DOI: 10.4269/ajtmh.2002.66.605.Peer-Reviewed Original ResearchConceptsRisk factorsUrban epidemicPopulation-based case-control studyPopulation-based case-control investigationIndependent risk factorLaboratory-confirmed casesHealthy neighbourhood controlsCase-control investigationCase-control studyCases of leptospirosisSevere leptospirosisWeil's syndromeWorkplace exposuresNeighborhood controlsHigh endemicityLeptospirosisFocused interventionsMore ratsSyndromeRatsEpidemicEnvironmental sourcesComplicationsFactorsMortality