Search Results - "DA SILVA, David"
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Comparative molecular and conventional cytogenetic analyses of three species of Rhinella (Anura; Bufonidae)
Published in PloS one (15-08-2024)“…The genus Rhinella corresponds to a group of anurans characterized by numerous taxonomic and systemic challenges, leading to their organization into species…”
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HIV-1 and HIV-2 prevalence, risk factors and birth outcomes among pregnant women in Bissau, Guinea-Bissau: a retrospective cross-sectional hospital study
Published in Scientific reports (22-07-2020)“…The human immunodeficiency virus (HIV) remains a leading cause of maternal morbidity and mortality in Sub-Saharan Africa. Prevention of mother-to-child…”
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Development of an LC–MS multivariate nontargeted methodology for differential analysis of the peptide profile of Asian hornet venom (Vespa velutina nigrithorax): application to the investigation of the impact of collection period variation
Published in Analytical and bioanalytical chemistry (01-02-2020)“…Insect venom is a highly complex mixture of bioactive compounds, containing proteins, peptides, and small molecules. Environmental factors can alter the venom…”
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Challenges facing HIV treatment in Guinea-Bissau: the benefits of international research collaborations
Published in Bulletin of the World Health Organization (01-12-2014)“…The introduction of antiretroviral therapy (ART) for HIV infection in sub-Saharan Africa has improved the quality of life of millions of people and reduced…”
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Characterization of Seismic Noise in an Oil Field Using Passive Seismic Data from a Hydraulic Fracturing Operation
Published in Pure and applied geophysics (01-10-2021)“…We use a 5-h-long experiment with 182 vertical 2-Hz velocity sensors deployed on the surface to characterize noise before and during a hydraulic fracturing…”
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Spontaneous Prophage Induction Contributes to the Production of Membrane Vesicles by the Gram-Positive Bacterium Lacticaseibacillus casei BL23
Published in mBio (26-10-2022)“…The formation of membrane vesicles (MVs) by Gram-positive bacteria has gained increasing attention over the last decade. Recently, models of vesicle formation…”
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Detection of Ilheus virus in mosquitoes from southeast Amazon, Brazil
Published in Transactions of the Royal Society of Tropical Medicine and Hygiene (01-07-2019)“…Arbovirus surveillance in field-collected mosquitoes is essential in monitoring virus activity to avoid emergence and outbreaks of arboviruses. We used reverse…”
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Hepatitis B and Delta virus are prevalent but often subclinical co-infections among HIV infected patients in Guinea-Bissau, West Africa: a cross-sectional study
Published in PloS one (10-06-2014)“…Co-infection with human immunodeficiency virus (HIV) and hepatitis B virus (HBV) may lead to accelerated hepatic disease progression with higher rates of liver…”
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Construction of Biodigesters to Optimize the Production of Biogas from Anaerobic Co-Digestion of Food Waste and Sewage
Published in Energies (Basel) (01-04-2018)“…The objective of this study was to build and develop anaerobic biodigesters for optimization of biogas production using food waste (FW) and sewage (S)…”
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High prevalence and excess mortality of late presenters among HIV-1, HIV-2 and HIV-1/2 dually infected patients in Guinea-Bissau - a cohort study from West Africa
Published in The Pan African medical journal (2016)“…HIV infected individuals with late presentation (LP) and advanced disease (AD) have been associated with higher mortality, higher cost of medical management,…”
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Significant influence of four highly conserved amino-acids in lipochaperon-active sHsps on the structure and functions of the Lo18 protein
Published in Scientific reports (03-11-2023)“…To cope with environmental stresses, bacteria have developed different strategies, including the production of small heat shock proteins (sHSP). All sHSPs are…”
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Land‐use effects on mosquito biodiversity and potential arbovirus emergence in the Southern Amazon, Brazil
Published in Transboundary and emerging diseases (01-07-2022)“…The Amazon rainforest is considered the largest reservoir of culicids and arboviruses in the world. It has been under intense human‐driven alteration,…”
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Impact of Genomic Prediction Model, Selection Intensity, and Breeding Strategy on the Long-Term Genetic Gain and Genetic Erosion in Soybean Breeding
Published in Frontiers in genetics (01-09-2021)“…Genomic-assisted breeding has become an important tool in soybean breeding. However, the impact of different genomic selection (GS) approaches on short- and…”
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H2B.V demarcates divergent strand-switch regions, some tDNA loci, and genome compartments in Trypanosoma cruzi and affects parasite differentiation and host cell invasion
Published in PLoS pathogens (01-02-2022)“…Histone variants play a crucial role in chromatin structure organization and gene expression. Trypanosomatids have an unusual H2B variant (H2B.V) that is known…”
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Physiological and biochemical changes in Cedrela fissilis seeds during storage
Published in Pesquisa agropecuaria brasileira (01-01-2020)“…The objective of this work was to evaluate the effect of storage on the physiological quality of cedar (Cedrela fissilis) seeds, as well as to correlate the…”
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High level of HIV-1 drug resistance among patients with HIV-1 and HIV-1/2 dual infections in Guinea-Bissau
Published in Virology journal (11-03-2015)“…BACKGROUND: With the widespread use of antiretroviral treatment (ART) in Africa, the risk of drug resistance has increased. The aim of this study was to…”
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Discriminatory rapid tests cause HIV-type misclassification-evaluation of three rapid tests using clinical samples from Guinea-Bissau
Published in Transactions of the Royal Society of Tropical Medicine and Hygiene (06-09-2019)“…Discrimination among HIV types is important because HIV-2 is naturally resistant to some of the first-line drugs used in the treatment of HIV-1. We evaluated…”
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Resveratrol Favors Adhesion and Biofilm Formation of Lacticaseibacillus paracasei subsp. paracasei Strain ATCC334
Published in International journal of molecular sciences (30-07-2020)“…Bacterial strains of the Lactobacillaceae family are widely used as probiotics for their multifaceted potential beneficial properties. However, no official…”
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RGMB and neogenin control cell differentiation in the developing olfactory epithelium
Published in Development (Cambridge) (01-05-2016)“…Cellular interactions are key for the differentiation of distinct cell types within developing epithelia, yet the molecular mechanisms engaged in these…”
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Invertebrates for vertebrate biodiversity monitoring: Comparisons using three insect taxa as iDNA samplers
Published in Molecular ecology resources (01-04-2022)“…Metabarcoding of environmental DNA (eDNA) is now widely used to build diversity profiles from DNA that has been shed by species into the environment. There is…”
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