Mostrando 361 - 380 Resultados de 2,300 Para Buscar '"Venezuela"', tiempo de consulta: 0.18s Limitar resultados
  1. 361
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  3. 363
    “…We sought to investigate the prevalence of Mycobacterium tuberculosis strains in different regions of Venezuela. A previous study identified the most prevalent strains in Venezuela but did not show geographical distribution nor identify clonal genotypes. …”
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  4. 364
    por Moyersoen, Bernard, Weiß, Michael
    Publicado 2014
    “…Amongst the 41 ECM fungal species detected in a 400 m(2) P. dipterocarpacea ssp. nitida plot in Southern Venezuela, three species belonged to the Sebacinales. …”
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  5. 365
    “…We evaluated changes of different soil nitrogen forms (total N, available ammonium and nitrate, total N in microbial biomass, and soil N mineralization) after conversion of semideciduous dry tropical forest in 5- and 18-year-old pastures (YP and OP, resp.) in the western Llanos of Venezuela. This evaluation was made at early rainy season, at end rainy season, and during dry season. …”
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  6. 366
  7. 367
    “…BACKGROUND: The role of rotavirus as main etiologic agent of diarrhea has been well documented worldwide, including in Venezuela. However, information about the prevalence of gastrointestinal viruses such as calicivirus, adenovirus and astrovirus is limited and the contribution of other agents as Aichi virus and klassevirus is largely unknown. …”
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  8. 368
  9. 369
    por Andrade, Gabriel
    Publicado 2021
    “…Due to complex social, political and economic causes, Venezuela has encountered difficulties managing the Covid-19 pandemic. …”
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  10. 370
    “…For over a decade, Streptomyces venezuelae has been used to study the molecular mechanisms that control morphological development in streptomycetes and is now a well-established model strain. …”
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  11. 371
    por Lucena Giraldo, Manuel
    Publicado 1988
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  12. 372
    por González, Fanny, Araque, María
    Publicado 2013
    “…Give and S. Heidelberg in Venezuela. The recognition of factors associated with increasing resistance and the study of the molecular mechanisms involved can lead to a more focused use of antimicrobial agents.…”
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  13. 373
  14. 374
    “…Here, we report the complete genome sequence of Streptomyces venezuelae ATCC 15439, a producer of the methymycin/pikromycin family of macrolide antibiotics and a model host for natural product studies, obtained exclusively using PacBio sequencing technology. …”
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  15. 375
    “…It occurred in March 2009 in Chichiriviche de la Costa, a rural seashore community at the central littoral in Venezuela. The vehicle was an artisanal guava juice prepared at the local school and Panstrongylus geniculatus was the vector involved. …”
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  16. 376
    “…OBJECTIVES The aim of this work was understand the epidemiological cycles of Leishmania spp., which causes ACL in the Andean Region of Venezuela, by identifying the Leishmania and the sand fly species involved in human and dog infections. …”
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  17. 377
  18. 378
    “…OBJECTIVE: To determine the frequency of Entamoeba species by polymerase chain reaction (PCR) in fecal samples from children under five years with diarrhea from Maracaibo (Venezuela). MATERIALS AND METHODS: A fecal sample per individual was collected from 75 children with diarrhea (case group) and 25 children without diarrhea (control group). …”
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  19. 379
    “…The resale of Brazilian fuel on the Venezuela–Brazil border is an emerging event that facilitates a renewed sociopolitical understanding of local survival strategies beyond notions of societal resilience and informality in times of crisis. …”
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