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Age, gender and climate associations with the seroprevalence of Neospora species infection in horses in Jordan / Idade, sexo e associações climáticas com a soroprevalência da infecção por Neospora em cavalos da Jordânia
Abu-Halaweh, Marwan; Abo-Shehada, Mahmoud N.; Khalil, Raida.
  • Abu-Halaweh, Marwan; Philadelphia University. Faculty of Scienctable. Department of Biotechnology and Genetic Engineering. Jerash. JO
  • Abo-Shehada, Mahmoud N.; University of London. London School of Hygiene and Tropical Medicine. Faculty of Epidemiology and Population Health. London. GB
  • Khalil, Raida; Philadelphia University. Faculty of Scienctable. Department of Biotechnology and Genetic Engineering. Jerash. JO
Rev. bras. parasitol. vet ; 29(2): e016019, 2020. tab, graf
Article in English | LILACS | ID: biblio-1138086
ABSTRACT
Abstract A cross-sectional study was carried out on a sample of 379 horses to determine the seroprevalence of Neospora spp. in Jordan using the indirect fluorescent antibody test. Five variables, namely locality (n=10), climatic zone (n=4), age group (n=3), gender, and breed were tested as risk factors for Neospora-immunoglobulin (Ig)G seropositivity at four cutoff titers (150, 1200, 1400, and 1800) using univariate and multivariate logistic regression analyses. A total of 122 (32%; 95% CI 28, 37) sera samples had anti-Neospora-IgG at a cutoff titer of 150. Increased Neospora-IgG seropositivity was found in horses in three localities (Madaba, Zarka, and Petra) and was associated with the following variables cool temperate climate; age >14 years; and female gender. Seropositivity was found among horses from Madaba at all cutoff titers, Zarka at titers >1200, and Petra at titers <1200. Cool temperate climate was associated with titers <1400. Horses aged >14 years were found to be associated with seropositivity at titers ≥1200. Female gender was associated with high seropositivity at >1800.
RESUMO
Resumo Um estudo transversal foi realizado, na Jordânia, em uma amostra de 379 cavalos, para determinar a soroprevalência de Neospora spp., usando-se o teste de anticorpos fluorescentes indiretos. Cinco variáveis localidade (n=10), zona climática (n=4), grupo etário (n=3), sexo e raça, foram testadas como fatores de risco para soropositividade para Neospora-imunoglobulina (Ig)G, considerando-se quatro pontos de corte (150, 1200, 1400 e 1800) por meio de análises de regressão logística univariada e multivariada. Um total de 122 (32%; 95% CI 28, 37) amostras de soros apresentaram anti-Neospora-IgG, utilizando-se como ponto de corte o título de 150. Cavalos de três localidades apresentaram aumento da soropositividade para Neospora-IgG (Madaba, Zarka e Petra) o que foi associado às seguintes variáveis clima temperado fresco; idade >14 anos; e sexo feminino. Os cavalos de Madaba apresentaram soropositividade em todos os títulos utilizados como ponto de corte; os cavalos de Zarka em títulos >1200; e os cavalos de Petra em títulos <1200. O clima temperado fresco foi associado aos títulos <1400. Cavalos com idade >14 anos estiveram associados à soropositividade nos títulos ≥1200. O sexo feminino esteve associado à alta soropositividade nos títulos >1800.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Antibodies, Protozoan / Coccidiosis / Neospora / Horse Diseases Type of study: Diagnostic study / Etiology study / Observational study / Prevalence study / Risk factors Limits: Animals Country/Region as subject: Asia Language: English Journal: Rev. bras. parasitol. vet Journal subject: Veterinary Medicine / Parasitology Year: 2020 Type: Article Affiliation country: Jordan / United kingdom Institution/Affiliation country: Philadelphia University/JO / University of London/GB

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Full text: Available Index: LILACS (Americas) Main subject: Antibodies, Protozoan / Coccidiosis / Neospora / Horse Diseases Type of study: Diagnostic study / Etiology study / Observational study / Prevalence study / Risk factors Limits: Animals Country/Region as subject: Asia Language: English Journal: Rev. bras. parasitol. vet Journal subject: Veterinary Medicine / Parasitology Year: 2020 Type: Article Affiliation country: Jordan / United kingdom Institution/Affiliation country: Philadelphia University/JO / University of London/GB