https://globalinfectiousdisease.com/research/ Published infectious-disease literature filtered to Brazil. en Wed, 09 Sep 2026 07:02:01 GMT https://globalinfectiousdisease.com/research/articles/10-1016-j-prevetmed-2026-106919-f5b0982c/ https://globalinfectiousdisease.com/research/articles/10-1016-j-prevetmed-2026-106919-f5b0982c/ Tue, 01 Sep 2026 00:00:00 GMT The observations highlight how environmental shifts and animal mobility influence pathogen presence in urban environments. Structured monitoring frameworks could assist local health authorities in tracking similar zoonotic trends. Sporotrichosis Surveillance Climate and environment Diagnostics Cross-sectional study https://globalinfectiousdisease.com/research/articles/10-1002-14651858-cd012023-pub3-623f5813/ https://globalinfectiousdisease.com/research/articles/10-1002-14651858-cd012023-pub3-623f5813/ Wed, 26 Aug 2026 00:00:00 GMT Findings align with routine first-line clinical provision of hearing aids to adults seeking help for hearing difficulties, while signalling ongoing uncertainty around benefits for mental health and cognition. AIDS Noise-induced hearing loss Treatment Climate and environment Systematic review https://globalinfectiousdisease.com/research/articles/10-1186-s12879-026-14271-w-c6a319af/ https://globalinfectiousdisease.com/research/articles/10-1186-s12879-026-14271-w-c6a319af/ Wed, 26 Aug 2026 00:00:00 GMT The findings demonstrate that cysticercosis creates a measurable burden on social protection systems through work disability. Administrative social security data may complement traditional surveillance approaches and inform targeted intersectoral policies addressing regional disparities in diagnosis, access to care, and social protection. Cysticercosis Surveillance Cross-sectional study https://globalinfectiousdisease.com/research/articles/10-1002-14651858-cd016299-pub2-93bce51c/ https://globalinfectiousdisease.com/research/articles/10-1002-14651858-cd016299-pub2-93bce51c/ Mon, 24 Aug 2026 00:00:00 GMT The authors highlight that the main challenge is not a lack of primary studies but the absence of strategic synthesis aligned with decision-making, and call for greater emphasis on epidemiological and implementation outcomes beyond entomological endpoints to support scalable dengue control, particularly in endemic and resource-constrained settings. Dengue Vaccination Climate and environment Health policy Systematic review https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0014671-0a2f1ad1/ https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0014671-0a2f1ad1/ Thu, 20 Aug 2026 00:00:00 GMT The confirmed establishment of genetically diverse Ae. aegypti populations in southeastern Iran represents an emerging invasion corridor that elevates arbovirus transmission risk, including dengue, chikungunya, Zika, and yellow fever. The genetic connectivity with endemic regions in Latin America, Africa, and South Asia underscores the need for integrated vector monitoring and genomic surveillance to inform prevention strategies. Dengue Chikungunya Yellow fever Surveillance Genomic epidemiology Genomic study https://globalinfectiousdisease.com/research/articles/10-1016-j-ijid-2026-109050-e68257a0/ https://globalinfectiousdisease.com/research/articles/10-1016-j-ijid-2026-109050-e68257a0/ Sat, 01 Aug 2026 00:00:00 GMT The substantial proportion of patients experiencing chronic symptoms with functional impact suggests a need for early risk stratification and integration of long-term care protocols into arboviral disease management systems. Chikungunya Dengue Cohort study https://globalinfectiousdisease.com/research/articles/10-1016-j-lanmic-2026-101407-4e147d53/ https://globalinfectiousdisease.com/research/articles/10-1016-j-lanmic-2026-101407-4e147d53/ Sat, 01 Aug 2026 00:00:00 GMT Exclusive reliance on clinical symptoms for identifying infected persons may overlook a major driver of ongoing dissemination, indicating that systematic screening protocols are essential in congregate environments. Tuberculosis Genomic epidemiology Transmission dynamics Surveillance Cohort study https://globalinfectiousdisease.com/research/articles/10-1016-j-vaccine-2026-128947-dcbe5378/ https://globalinfectiousdisease.com/research/articles/10-1016-j-vaccine-2026-128947-dcbe5378/ Sat, 01 Aug 2026 00:00:00 GMT The findings provide country- and age-specific estimates of the proportion of adult invasive pneumococcal disease associated with serotypes covered by available vaccines. The analysis indicates that PCV21 had broader estimated serotype coverage than the other vaccines assessed, while the abstract does not measure vaccination-program implementation, vaccine effectiveness, or reductions in disease after vaccination. Invasive pneumococcal disease Vaccination Surveillance Cross-sectional study https://globalinfectiousdisease.com/research/articles/10-1016-j-ijid-2026-108664-4291962d/ https://globalinfectiousdisease.com/research/articles/10-1016-j-ijid-2026-108664-4291962d/ Wed, 01 Jul 2026 00:00:00 GMT The findings highlight arboviruses, particularly chikungunya, dengue, and the emerging Oropouche virus, as leading causes of acute neurological syndromes in Brazil. The authors emphasize that integrating multiplex viral panels with arboviral assays is essential for improved diagnosis, and that strengthened surveillance and molecular diagnostics are critical in regions with ongoing arboviral transmission. Dengue Chikungunya Surveillance Diagnostics Cohort study https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0013959-55800fc0/ https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0013959-55800fc0/ Mon, 23 Feb 2026 00:00:00 GMT Highlights increasing academic investment in vaccine platforms and climate-linked transmission models. Identifies structural imbalances in multinational research partnerships and recommends aligning pathogen readiness initiatives with broader environmental health planning. Chikungunya COVID-19 Dengue Climate and environment Surveillance Outbreak investigation Transmission dynamics Vaccination Diagnostics Journal article https://globalinfectiousdisease.com/research/articles/10-1016-j-ijid-2025-108193-b32f928b/ https://globalinfectiousdisease.com/research/articles/10-1016-j-ijid-2025-108193-b32f928b/ Sun, 01 Feb 2026 00:00:00 GMT The findings may inform assessment of chikungunya vaccine targets and preparedness planning because variation in the E2 glycoprotein could affect interpretation of immune recognition and viral biological functions. The abstract does not establish effects on vaccine effectiveness, transmission, disease severity, or outbreak occurrence. Chikungunya Vaccination Journal article https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0013560-a9b7bee6/ https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0013560-a9b7bee6/ Mon, 29 Sep 2025 00:00:00 GMT The authors suggest the results support targeted prevention and control strategies in densely populated urban areas of the Global South and that combining contextual environmental data with spatial analysis can inform public health policy, spatial planning, and future epidemiological models. Leptospirosis Climate and environment Treatment Health policy Journal article https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0013415-f15c246b/ https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0013415-f15c246b/ Thu, 18 Sep 2025 00:00:00 GMT The work is framed as supporting national and sub-national arboviral risk planning and highlighting compounded risks for peri-urban and rural populations that may benefit from integrated climate, vector-control, and equity-oriented interventions. Dengue Chikungunya Climate and environment Transmission dynamics Surveillance Health policy Journal article https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0013254-6d493bbd/ https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0013254-6d493bbd/ Wed, 16 Jul 2025 00:00:00 GMT The findings indicate that most CHIKV infections in children are symptomatic, a small but notable proportion fail to seroconvert after acute infection, and chronic disease can occur in the pediatric population. These patterns support the need for sustained surveillance and age-appropriate interventions for chikungunya in children and adolescents. Chikungunya Dengue Surveillance Vaccination Treatment Cohort study https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0013175-6d7051bf/ https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0013175-6d7051bf/ Mon, 23 Jun 2025 00:00:00 GMT The abstract reports that prevention and control activities could be prioritized by regional historical and climatic patterns, beginning with the North-Northwest and Southeast groups and followed by the other identified regions. It also describes possible use alongside monitoring systems and cross-sector coordination, without establishing that this approach improves health outcomes. Dengue Malaria Climate and environment One Health Outbreak investigation Surveillance Journal article https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0011239-ddbef1e9/ https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0011239-ddbef1e9/ Fri, 14 Apr 2023 00:00:00 GMT The predictive model can serve as a tool for epidemiological analysis and healthcare service planning. The spatial and temporal clustering findings underscore the need for intersectoral surveillance and community control policies addressing municipal disparities in Brazil. Leptospirosis One Health Surveillance Transmission dynamics Ecological study https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0010133-735c4644/ https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0010133-735c4644/ Mon, 07 Feb 2022 00:00:00 GMT Findings highlight drought and rural or outdoor exposure as plausible contributors to YFV reemergence in southeastern Brazilian states that had been YFV-free for nearly a century, underscoring environmental and demographic factors relevant to outbreak preparedness. Yellow fever Surveillance Outbreak investigation Transmission dynamics Climate and environment Travel medicine Journal article https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0008691-f7098107/ https://globalinfectiousdisease.com/research/articles/10-1371-journal-pntd-0008691-f7098107/ Thu, 01 Oct 2020 00:00:00 GMT The study provides an evidence-based framework for describing yellow fever spatial heterogeneity and developing risk maps in Brazil. Its findings indicate that spatial analyses considered by the article included ecological conditions, host-related factors, and social and epidemiological variables rather than climate variables alone. Yellow fever COVID-19 One Health Outbreak investigation Transmission dynamics Vaccination Climate and environment Journal article https://globalinfectiousdisease.com/research/articles/10-1080-22221751-2019-1568180-c05f69af/ https://globalinfectiousdisease.com/research/articles/10-1080-22221751-2019-1568180-c05f69af/ Fri, 01 Feb 2019 00:00:00 GMT The study is presented as relevant to identifying receptive areas and informing vaccination planning in affected and exposed populations. It also frames the findings as important for understanding outbreak spread in a region with long-term interruption of viral circulation. Yellow fever Malaria Outbreak investigation Transmission dynamics Vaccination Journal article https://globalinfectiousdisease.com/research/articles/10-15585-mmwr-mm6711e1-5a9e5562/ https://globalinfectiousdisease.com/research/articles/10-15585-mmwr-mm6711e1-5a9e5562/ Fri, 23 Mar 2018 00:00:00 GMT The report underscores the importance of pre-travel yellow fever vaccination for travelers to outbreak-affected regions in Brazil, where the case fatality rate among those with severe illness ranges from 20% to 60%. Yellow fever Malaria Travel medicine Vaccination Outbreak investigation Journal article https://globalinfectiousdisease.com/research/articles/10-1016-j-epidem-2015-03-002-3f8ac7a4/ https://globalinfectiousdisease.com/research/articles/10-1016-j-epidem-2015-03-002-3f8ac7a4/ Mon, 01 Jun 2015 00:00:00 GMT Establishing precise quantitative thresholds for outbreak identification remains critical for designing effective reactive public health responses. Current policy frameworks require adaptation to reflect local treatment, surveillance, and control capacities to ensure broad applicability. Dengue Surveillance Outbreak investigation Health policy Treatment Journal article https://globalinfectiousdisease.com/research/articles/10-3201-eid2103-140896-a6c0c970/ https://globalinfectiousdisease.com/research/articles/10-3201-eid2103-140896-a6c0c970/ Sun, 01 Mar 2015 00:00:00 GMT Controlling tuberculosis in prison settings is critical for reducing disease prevalence in the broader community, as prisons may serve as reservoirs for community transmission. Tuberculosis Surveillance Transmission dynamics Treatment Climate and environment Case-control study https://globalinfectiousdisease.com/research/articles/10-1186-1471-2334-14-33-ada5daa6/ https://globalinfectiousdisease.com/research/articles/10-1186-1471-2334-14-33-ada5daa6/ Sat, 18 Jan 2014 00:00:00 GMT The findings support the implementation of both primary prevention measures for all pregnant women and secondary prophylaxis through seroconversion surveillance in seronegative pregnant women to reduce the severity of congenital toxoplasmosis in high-incidence settings. Toxoplasmosis Transmission dynamics Treatment Surveillance Cohort study https://globalinfectiousdisease.com/research/articles/10-3201-eid1612-100608-b6dbe654/ https://globalinfectiousdisease.com/research/articles/10-3201-eid1612-100608-b6dbe654/ Wed, 01 Dec 2010 00:00:00 GMT The findings provide entomologic evidence relevant to yellow fever outbreak investigation and to surveillance activities intended for early virus detection. The abstract also places the work in the context of vaccination program support, without reporting vaccination effectiveness or population-level outcomes. Yellow fever Climate and environment Outbreak investigation Surveillance Vaccination Journal article