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السجلات المعروضة 21 -- 30 من 63
Visible Light Photocatalytic Activity of Ag/WO3 Nanoparticles and its Antibacterial Activity Under Ambient Light and in The Dark
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Elsevier
, 2022 , Article)
Nanomaterial such as metals and metal oxide photocatalysts have emerged as important tools for removing contaminants from wastewater and as antibacterial agents to prevent infections; this is mainly due to their stability ...
Screening the growth inhibition mechanism of sulfate reducing bacteria by chitosan/lignosulfonate nanocomposite (CS@LS) in seawater media
(
Elsevier
, 2021 , Article)
Sulfate-reducing bacteria (SRBs) induced biofilm formation is a global industrial concern due to its role in the development of microbial-induced corrosion (MIC). Herein, we have developed a biodegradable chitosan/lignosulfonate ...
SARS-CoV-2 seroprevalence in the urban population of Qatar: An analysis of antibody testing on a sample of 112,941 individuals
(
Elsevier
, 2021 , Article)
The study objective was to the assess level of detectable severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) antibodies in the urban population of Qatar. Antibody testing was performed on residual blood specimens ...
mRNA-1273 COVID-19 vaccine effectiveness against the B.1.1.7 and B.1.351 variants and severe COVID-19 disease in Qatar
(2021 , Article)
The SARS-CoV-2 pandemic continues to be a global health concern. The mRNA-1273 (Moderna) vaccine was reported to have an efficacy of 94.1% at preventing symptomatic COVID-19 due to infection with ‘wild-type’ variants in a ...
Epidemiological impact of prioritising SARS-CoV-2 vaccination by antibody status: Mathematical modelling analyses
(
BMJ Publishing Group
, 2021 , Article)
Background Vaccines against SARS-CoV-2 have been developed, but their availability falls far short of global needs. This study aimed to investigate the impact of prioritising available doses on the basis of recipient ...
Pyridoxine non-responsive p.R336C mutation alters the molecular properties of cystathionine beta-synthase leading to severe homocystinuria phenotype
(
Elsevier
, 2022 , Article)
The prevalence of homocystinuria in Qatar is 1:1800, mainly due to a founder missense mutation p.R336C. • The cystathionine beta-synthase (CBS) R336C mutant was bacterially expressed, purified and its molecular properties ...
Evaluation of Metal-Organic Framework MIL-89 Nanoparticles Toxicity on Embryonic Zebrafish Development
(
Elsevier
, 2022 , Article)
Metal-Organic Framework MIL-89 nanoparticles garnered remarkable attention for their widespread use in technological applications. However, the impact of these nanomaterials on human and environmental health is still ...
Solar cultivation of microalgae in a desert environment for the development of techno-functional feed ingredients for aquaculture in Qatar
(
Elsevier
, 2022 , Article)
The demand for aquaculture feed will increase in the coming years in order to ensure food security for a growing global population. Microalgae represent a potential fish-feed ingredient; however, the feasibility of their ...
Toxicity evaluation of selected ionic liquid compounds on embryonic development of Zebrafish.
(
Elsevier
, 2018 , Article)
Hydrate formation in seafloor pipelines is considered an economic and flow assurance issue for the oil and gas industries. Ionic liquids (ILs) have been recently used as potential hydrate inhibitors. Although branded as ...
Immune Modulatory Effects of Vitamin D on Viral Infections.
(
MDPI
, 2020 , Article)
Viral infections have been a cause of mortality for several centuries and continue to endanger the lives of many, specifically of the younger population. Vitamin D has long been recognized as a crucial element to the ...