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Seropositivity to Dengue, Zika, Yellow Fever, and West Nile Viruses in Senegal, West Africa. [PDF]

open access: yesJ Med Virol
ABSTRACT West Africa serves as a critical region for the co‐circulation of mosquito‐borne flaviviruses, which often precipitate sporadic outbreaks. This study investigated the seropositivity to dengue virus serotypes 1–4 (DENV‐1–4), Zika virus (ZIKV), yellow fever virus (YFV), and West Nile virus (WNV) in three regions of Senegal: Sindia, Thies, and ...
Gallon S   +18 more
europepmc   +2 more sources

Evaluating the specificity of flavivirus proteases in Aedes aegypti cells for dengue virus 2-derived cleavage sites. [PDF]

open access: yesPLoS ONE
Flaviviruses are a diverse group of RNA viruses known for their significant impact on human health worldwide. We generated a series of reporters that included cleavage sequences from the dengue virus type 2 polyprotein and co-transfected with plasmids ...
Alexius O Dingle, Zach N Adelman
doaj   +2 more sources

Recombinant Envelope-Proteins with Mutations in the Conserved Fusion Loop Allow Specific Serological Diagnosis of Dengue-Infections [PDF]

open access: yes, 2015
Dengue virus (DENV) is a mosquito-borne flavivirus and a major international public health concern in many tropical and sub-tropical areas worldwide. DENV is divided into four major serotypes, and infection with one serotype leads to immunity against the
Barzon, Luisa   +5 more
core   +23 more sources

Phenotypic and Genetic Variability of Isolates of ZIKV-2016 in Brazil

open access: yesMicroorganisms, 2022
The possibility of a Zika virus epidemic resurgence requires studies to understand its mechanisms of pathogenicity. Here, we describe the isolation of the Zika virus from breast milk (Rio-BM1) and compare its genetic and virological properties with two ...
Lidiane Menezes Souza Raphael   +11 more
doaj   +1 more source

Chikungunya Virus Shedding in Semen: A Case Series

open access: yesViruses, 2022
Background: Chikungunya is a viral disease that is transmitted by mosquitoes. It is characterized by an acute onset of fever and severe arthralgia. Methods: We describe six cases of acute and post-acute chikungunya in which viral RNA was detected in ...
Ezequias B. Martins   +16 more
doaj   +1 more source

Viruses in sanctuary chimpanzees across Africa

open access: yesAmerican Journal of Primatology, Volume 85, Issue 1, January 2023., 2023
Abstract Infectious disease is a major concern for both wild and captive primate populations. Primate sanctuaries in Africa provide critical protection to thousands of wild‐born, orphan primates confiscated from the bushmeat and pet trades. However, uncertainty about the infectious agents these individuals potentially harbor has important implications ...
Emily Dunay   +9 more
wiley   +1 more source

Implementación de un sistema de detección de flavivirus en mosquitos

open access: yesMemorias del Instituto de Investigaciones en Ciencias de la Salud, 2021
Los Flavivirus constituyen virus transmitidos por artrópodos, principalmente mosquitos. Pueden producir enfermedades en humanos y animales, también incluyen virus específicos de insectos que solo infectan y se replican en los insectos, no así en ...
Fátima Cardozo   +8 more
doaj   +1 more source

Evolution of viral pathogens follows a linear order [PDF]

open access: yesMicrobiology Spectrum, Vol. 10, No. 1, pp. e01655-21, 2022, 2022
Although lessons have been learned from previous severe acute respiratory syndrome (SARS) and Middle East respiratory syndrome (MERS) outbreaks, the rapid evolution of the viruses means that future outbreaks of a much larger scale are possible, as shown by the current coronavirus disease 2019 (COVID-19) outbreak.
arxiv   +1 more source

Oligonucleotide separation techniques for purification and analysis: What can we learn for today's tasks?

open access: yesELECTROPHORESIS, Volume 43, Issue 23-24, Page 2402-2427, December 2022., 2022
Abstract Nucleic acids are the blueprint of life. They are not only the construction plan of the single cell or higher associations of them, but also necessary for function, communication and regulation. Due to the pandemic, the attention shifted in particular to their therapeutic potential as a vaccine. As pharmaceutical oligonucleotides are unique in
Robert Minkner   +3 more
wiley   +1 more source

Co-Circulation of Two Independent Clades and Persistence of CHIKV-ECSA Genotype during Epidemic Waves in Rio de Janeiro, Southeast Brazil

open access: yesPathogens, 2020
The Chikungunya virus infection in Brazil has raised several concerns due to the rapid dissemination of the virus and its association with several clinical complications.
Allison Araújo Fabri   +13 more
doaj   +1 more source

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