Mostrando 301 - 320 Resultados de 2,300 Para Buscar '"Venezuela"', tiempo de consulta: 0.18s Limitar resultados
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    “…BACKGROUND: The subtype diversity of the hepatitis C virus (HCV) genotypes is unknown in Venezuela. METHODOLOGY/PRINCIPAL FINDINGS: Partial sequencing of the NS5B region was performed in 310 isolates circulating in patients from 1995 to 2007. …”
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    “…This is the first species of Caligus described from Venezuela. The species is described in full and a key to the species of the genus recorded in Venezuela is provided.…”
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  5. 305
    “…During the past three decades there has been a notable increase in dengue disease severity in Venezuela. Nevertheless, the population structure of the viruses being transmitted in this country is not well understood. …”
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  6. 306
    “…We performed a cross-sectional survey to investigate the association of helminth and protozoan infections and malnutrition with recurrent wheezing and atopic eczema in Warao Amerindian children in Venezuela. METHODS: From August to November 2012, 229 children aged 0 to 2 years residing in the Orinoco Delta in Venezuela were enrolled. …”
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    “…As one of the most threatened crocodile species in the world, the Orinoco crocodile (Crocodylus intermedius) has been reduced to only a few wild populations in the Llanos of Venezuela and Colombia. One of these populations was founded by reintroduction at Caño Macanillal and La Ramera lagoon within the El Frío Biological Station, Venezuela. …”
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  9. 309
    “…BACKGROUND: Streptomyces venezuelae ATCC 10712 produces antibiotics chloramphenicol (Cml) and jadomycin (Jad) in response to nutrient limitation and ethanol shock (ES), respectively. …”
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  10. 310
    “…This study aimed to estimate the prevalence of musculoskeletal disorders and rheumatic diseases in the Warao, Kari’ña, and Chaima indigenous populations of Monagas State, Venezuela. A cross-sectional, analytical, community-based study was conducted in 1537 indigenous subjects ≥18 years old (38.6 % male, mean age 41.4 ± 17.5 years). …”
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  11. 311
    “…BACKGROUND: Cervical cancer (CC) and genital warts (GW) are a significant public health issue in Venezuela. Our objective was to assess the cost-effectiveness of the two available vaccines, bivalent and quadrivalent, against Human Papillomavirus (HPV) in Venezuelan girls in order to inform decision-makers. …”
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  12. 312
    “…Transcriptional analyses of Streptomyces venezuelae ATCC 10712 revealed that its genome contains a putative 2-hydroxyphenylthiazoline biosynthetic gene cluster. …”
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  13. 313
    “…BACKGROUND: Lesbia nuna, a hummingbird distributed in the tropical Andes, has been included in Venezuela's bird list on the basis of a specimen collected in 1873 at Sierra Nevada, Mérida and deposited in the Natural History Museum, London, with no further records for this country since then. …”
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    “…The aim of this research study was to evaluate the relationship between various IR indices and coronary risk in an adult population from Maracaibo city, Venezuela. Methods: The Maracaibo City Metabolic Syndrome Prevalence Study is a descriptive, cross-sectional study with random and multi-stage sampling. …”
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  16. 316
    “…In this study, we found a putative novel begomovirus infecting tomato plants in Venezuela without a cognate DNA-B component. This begomovirus was genetically characterized and compared with related species. …”
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  17. 317
    “…Re-emerging diseases outbreaks are being reported in Venezuela since 2012/13, following ongoing political and economic crisis. …”
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  18. 318
    “…Moving back in time from the early colonial to the late pre-colonial period we evaluate the hypothesis asserting the migratory movement of Cariban-speaking groups from the Middle Orinoco River area towards north-central Venezuela. The explanation in vogue maintains that the migration followed fluvial routes and occurred between 1350 and 1150 BP (AD 600–800). …”
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    “…BACKGROUND: Since 2016 Venezuela has seen a collapse in its economy and public health infrastructure resulting in a humanitarian crisis and massive outward migration. …”
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