نتایج جستجو برای: peru
تعداد نتایج: 10893 فیلتر نتایج به سال:
Our genetic analyses of uncharacterized bunyaviruses isolated in Peru identified a possible reassortant virus containing small and large gene segment sequences closely related to the Caraparu virus and a medium gene segment sequence potentially derived from an unidentified group C orthobunyavirus. Neutralization tests confirmed serologic distinction among the newly identified virus and the prot...
Since Venezuelan equine encephalitis virus (VEEV) was isolated in Peru in 1942, >70 isolates have been obtained from mosquitoes, humans, and sylvatic mammals primarily in the Amazon region. To investigate genetic relationships among the Peru VEEV isolates and between the Peru isolates and other VEEV strains, a fragment of the PE2 gene was amplified and analyzed by single-stranded conformation p...
Eight adult patients (ages 18-58, 5 women) with Buruli ulcer (BU) confirmed by at least 2 diagnostic methods were seen in a 10-year period. Attempts to culture Mycobacterium ulcerans failed. Five patients came from jungle areas, and 3 from the swampy northern coast of Peru. The patients had 1-5 lesions, most of which were on the lower extremities. One patient had 5 clustered gluteal lesions; an...
OBJECTIVES To determine the epidemiological profile of gestational syphilis and associated factors in a Peruvian population. MATERIALS AND METHODS The study is a secondary analysis of data obtained from public hospitals in Peru for the 2000-2010 period. 652,636 pregnant women were included from 37 cities and 45 health centers in Peru. RESULTS The prevalence of gestational syphilis was 0.7%,...
Three new quill mite species of the genus Picobia Haller (Cheyletoidea: Syringophilidae) are described from 6 host species of the family Tyrannidae (Passeriformes), P. ochoi sp. nov. from Tolmomyias sulphurescens (Spix) (Guyana), P. schmidti sp. nov. from Lophotriccus pileatus (Tschudi) (type host) (Peru) and Hemitriccus margaritaceiventer (Orbigny & Lafresnaye) (Guyana), and P. myiopagi sp. no...
The source of the Venezuelan encephalitis (VE) virus that has caused many of the human and equine disease outbreaks in Peru has not yet been determined. This article reports findings from a study in northern Peru consistent with the theory that the virus is silently enzootic in the Peruvian Amazon Basin, and that movements of virus out of this region are the cause of the periodic human and equi...
a Department of Sociology, Pennsylvania State University, United States b Department of Education Policy Studies, Pennsylvania State University, United States c Department of Neurology, Hershey Medical Center, Pennsylvania State University, United States d Department of Radiology, Hershey Medical Center, Pennsylvania State University, United States e Group for Analysis of Development (GRADE), L...
Overweight and obesity in children and adolescents represent a serious public health problem in Peru, with high costs for society that require the implementation of a set of public policies directed toward its control. Thus, interventions have been proposed as the regulation of advertising of unhealthy foods, self-regulation, the implementation of kiosks healthy and nutritional labeling. From t...
It remains unclear whether lineages of influenza A(H3N2) virus can persist in the tropics and seed temperate areas. We used viral gene sequence data sampled from Peru to test this source-sink model for a Latin American country. Viruses were obtained during 2010-2012 from influenza surveillance cohorts in Cusco, Tumbes, Puerto Maldonado, and Lima. Specimens positive for influenza A(H3N2) virus w...
At the 5th Latin American Congress of Medicine, held in Lima, Peru, in 1913, the idea was put forth to establish chairs in Tropical Medicine at medical schools in Latin America. Through reference to the involvement of Julián Arce and Carlos Chagas, physicians devoted to the study of tropical medicine, the article analyzes this proposal and examines the process by which the teaching of the speci...
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