Seroprevalence
Mostrando 1-12 de 436 artigos, teses e dissertações.
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1. Self-reported symptoms and seroprevalence against SARS-CoV-2 in the population of Mato Grosso: a household-based survey in 2020
SUMMARY OBJECTIVE: This study aimed to analyze the association between self-reported symptoms and seroprevalence against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in the population of Mato Grosso. METHODS: A household-based survey was conducted on 4,206 adults from 10 municipalities of Mato Grosso, in the Brazilian Midwest, who were sele
Revista da Associação Médica Brasileira. Publicado em: 2022
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2. Seroprevalence of antibodies against smooth Brucella in small ruminants in the states of Sergipe, Bahia, Ceará and Paraíba
RESUMO A brucelose é uma das doenças de caráter zoonótico mais difundidas no mundo, representando um grande problema econômico e de saúde pública. A Brucella melitensis, a B. suis e a B. abortus são consideradas as mais patogênicas espécies para humanos. A espécie apontada como a mais virulenta é a B. melitensis, endêmica em várias partes do mu
Arquivo Brasileiro de Medicina Veterinária e Zootecnia. Publicado em: 2022
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3. Seroprevalence of Toxoplasma gondii in domestic cats in tropical region of Serra da Tiririca State Park, Niterói, Rio de Janeiro
RESUMO O presente estudo teve como objetivo determinar a soroprevalência de anticorpos anti-Toxoplasma gondii em felinos da região do Parque Estadual da Serra da Tiririca (PESET-RJ), Rio de Janeiro, utilizando a IFAT para avaliar as variáveis de sexo e idade. Os gatos são oriundos da região do Parque Estadual da Serra da Tiririca (PESET-RJ), Niterói, R
Arquivo Brasileiro de Medicina Veterinária e Zootecnia. Publicado em: 2022
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4. COVID-19 in otolaryngologists: a cross-sectional multicenter study
Abstract Introduction: The nose and throat are areas of high viral load, which could place otolaryngologists at an even higher risk for COVID-19 than other health-care workers. Objective: To investigate the prevalence of antibodies against SARS-CoV-2 in otorhinolaryngologists in southern Brazil, its relationship to demographic data, professional practice a
Brazilian Journal of Otorhinolaryngology. Publicado em: 2022
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5. Seroprevalence and factors associated with Human Immunodeficiency virus, Human T lymphotropic virus and Hepatitis B/C infections in parturient women of Salvador – Bahia, Brazil
Abstract Background The heterogeneity in detection rates of Human immunodeficiency virus, (HIV), Human T lymphotropic virus (HTLV) and Hepatitis B and C infections among pregnant women and the continuous exposure to risk factors limits the adoption of preventive and control actions. Objective To evaluate the HIV, HTLV, Hepatitis B and C seroprevalence rate
Braz J Infect Dis. Publicado em: 2020-08
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6. Seroprevalence of chikungunya virus infection in five hospitals within Anyigba, Kogi State of Nigeria
ABSTRACT Febrile illnesses in developing countries are often misdiagnosed as malaria or typhoid fever. Although arboviral infections have similar clinical symptoms, they are usually not screened because of limited resources and the fact that there are several viruses in this group. Chikungunya virus (CHIKV) has been isolated in parts of Nigeria, but there is
Braz J Infect Dis. Publicado em: 2020-02
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7. Seroprevalence of varicella antibodies in adults without clinical history of disease
Resumo: A varicela é uma doença potencialmente grave em adultos e em pacientes imunocomprometidos. O diagnóstico clínico da varicela apresenta alta acurácia, e o relato da doença na história individual tem alto valor preditivo positivo para a proteção. Entretanto, uma proporção significativa de adultos, principalmente os mais idosos, não se lembr
Cad. Saúde Pública. Publicado em: 20/01/2020
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8. Seroprevalence of arenavirus and hantavirus in indigenous populations from the Caribbean, Colombia
Abstract INTRODUCTION: In Colombia, there is insufficient epidemiological surveillance of zoonotic hemorrhagic viruses. METHODS: We performed a sero-epidemiological study in indigenous populations of Wayuü, Kankuamos, and Tuchin communities using Maciel hantavirus and Junin arenavirus antigens for IgG detection by ELISA. RESULTS IgG antibodies to hanta
Rev. Soc. Bras. Med. Trop.. Publicado em: 20/12/2019
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9. Epidemiological aspects and spatial distribution of visceral leishmaniasis in Governador Valadares, Brazil, between 2008 and 2012
Abstract INTRODUCTION: Visceral leishmaniasis (VL) is an important parasitic disease. We evaluated the epidemiological aspects and spatial distribution of visceral leishmaniasis in Governador Valadares, Brazil. METHODS: All cases of VL, registered by the municipal health department, were analyzed and georeferenced. RESULTS: The human mortality rate was
Rev. Soc. Bras. Med. Trop.. Publicado em: 20/12/2019
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10. Seroprevalence of rodent-borne viruses in Afro-descendent communities in Brazil
ABSTRACT During the Brazilian slavery period, many African migrants were brought to the American continent. Historically, some of these migrants escaped from the Brazilian gold mines and farms to which they had been brought and settled in remote valleys and this was the main mode of resistance to the slavery system. These runaway-slave descendant communities
Rev. Inst. Med. trop. S. Paulo. Publicado em: 20/12/2019
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11. Salmonella spp. prevalence, antimicrobial resistance and risk factor determination in Colombian swine farms
RESUMO: Para determinar Salmonellaspp. prevalência/soroprevalência, padrões de resistência antimicrobiana e identificação de fatores de risco associados à sua presença em granjas suínas colombianas. Foram obtidas 504 amostras (fezes, zaragatoas e amostras do ambiente) de 21 fazendas distribuídas em quatro regiões geográficas da Colômbia. Salmone
Pesq. Vet. Bras.. Publicado em: 02/12/2019
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12. PROFILE OF HCV GENOTYPES AND HIV-SUBTYPES AMONG HIV-COINFECTED PATIENTS IN SOUTHERN BRAZIL
RESUMO CONTEXTO: Os vírus das hepatites B e C (VHB e VHC) são os causadores das duas infecções mais comuns entre os pacientes infectados pelo vírus da imunodeficiência humana (HIV). OBJETIVO: Identificar a frequência dos subtipos do HIV e genótipos de VHC em pacientes coinfectados com HIV. MÉTODOS: Estudo transversal e retrospectivo realizado
Arq. Gastroenterol.. Publicado em: 28/11/2019