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السجلات المعروضة 8926 -- 8945 من 50074
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Effects of the electric field and gamma Radiation on the optical properties of Modified low density polyethylene
( Qatar University , 1997 , Article)The effect of electric field and gamma radiation on the optical properties of low density polyethylene LDPE grade CD 0230 have been studied. The samples were irradiated at gamma doses of 0-100 Mrad and varying electric ... -
Effects of the expected sea level rise on avicennia marina L: a case study in Qatar
( Qatar University , 1995 , Article)A simulation of the expected sea levels rise was carried out by imposing a state of protracted flooding on seedlings of the mangrove species Avicennia marina L. under natural conditions. The imposed flooding resulted in ... -
Effects of the P20 protein from Bacillus thuringiensis israelensis on insecticidal crystal protein Cry4Ba
( Elsevier B.V. , 2015 , Article)The accessory protein P20 from Bacillus thuringiensis israelensis has been defined as an important molecular chaperone for forming crystal Cyt1Aa, and enhancing Cry11Aa and Cry4Aa expression. To investigate its putative ... -
Effects of the phantom shape on the gradient artefact of electroencephalography (EEG) data in simultaneous EEG-fMRI
( MDPI AG , 2018 , Article)Electroencephalography (EEG) signals greatly suffer from gradient artefacts (GAs) due to the time-varying field gradients in the magnetic resonance (MR) scanner during the simultaneous acquisition of EEG and functional ... -
THE EFFECTS OF THE SAUDI-IRANIAN RIVALRY ON POLITICS IN LEBANON BETWEEN 2005 AND 2016
(2017 , Master Thesis)Saudi-Arabia and Iran have been engaged in a rivalry for control of regional power since 1979. Whereas much of the published literature has focused on the effects of this rivalry in principals, less attention has been paid ... -
Effects of time-lagged meteorological variables on attributable risk of leishmaniasis in central region of Afghanistan
( Elsevier B.V. , 2019 , Article)Background Leishmaniasis remains one of the world's most neglected vector-borne diseases, affecting predominantly poor communities mainly in developing countries. Previous studies have shown that the distribution and ... -
Effects of titanium and carbon nanotubes on nano/micromechanical properties of HA/TNT/CNT nanocomposites
( Elsevier , 2021 , Article)In this study, hydroxyapatite/titanium nanotube/carbon nanotube (HA/TNT/CNT) nanocomposites with different CNT contents were fabricated using a combination of hydrothermal and sol–gel methods. The nanocomposite powders ... -
Effects of toothbrushing on surface characteristics of microhybrid and nanofilled resin composites following different finishing and polishing procedures
( Elsevier , 2020 , Article)ObjectivesTo evaluate the effects of simulated tooth brushing (STB) on the surface roughness of microhybrid and nanofilled resin composites following different finishing and polishing procedures. Materials and methodsNinety ... -
Effects of topiramate on pregnancy outcome in rats
( Bahrain Medical Bulletin , 2016 , Article)Background: Anti-epileptics taken during pregnancy might lead to low birth-weight and birth defects which could be associated with neonatal morbidity and mortality. Objective: To evaluate the effects of maternal exposure ... -
The Effects of Transit Oriented Development on Liveability of Mixed-Use Neighbourhoods in Qatar: A Case Study of Doha’s Najma and Al Mansoura Neighbourhoods
( Cogitatio Press , 2022 , Article)Since the 1970s, Qatar’s rapid urban growth has resulted in a segregated and poorly connected urban form, particularly in the country’s capital, Doha. Although the recent opening of the Doha Metro has begun to mitigate ... -
Effects of Trehalose Administration in Patients with Mucopolysaccharidosis Type III.
( Europe PMC , 2023 , Article)Mucopolysaccharidosis type III (MPS III) is a rare autosomal recessive lysosomal storage disease (LSD) caused by a deficiency of lysosomal enzymes required for the catabolism of glycosaminoglycans (GAGs), mainly in the ... -
Effects of Turbulence Intensity and Biogas Composition on the Localized Forced Ignition of Turbulent Mixing Layers
( Taylor and Francis Inc. , 2019 , Article)Three-dimensional compressible Direct Numerical Simulations (DNS) have been used to investigate the localized forced ignition of statistically planar mixing layers of biogas/air mixtures for different levels of turbulence ... -
Effects of Using Seawater and Recycled Coarse Aggregates on Plain Concrete Characteristics
( Qatar Univesrity Press , 2020 , Conference Paper)Using seawater and/or recycled coarse aggregates (RCA) for concrete mixing is deemed advantageous from a sustainability perspective. This paper reports on the results of an experimental study on fresh and hardened properties ... -
Efficacy and Clinical Outcomes of mRNA COVID-19 Vaccine in Pregnancy: A Systematic Review and Meta-Analysis
( S. Karger AG , 2024 , Article)BACKGROUND: The world has witnessed one of the largest pandemics, dubbed severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). As of December 2020, the USA alone reported 98,948 cases of coronavirus disease 2019 ... -
Efficacy and cost effectiveness of intravenous ferric carboxymaltose versus iron sucrose in adult patients with iron deficiency anaemia
( Public Library of Science , 2021 , Article)Background Iron deficiency anaemia (IDA) is a major health issues and common type of nutritional deficiency worldwide. For IDA treatment, intravenous (IV) iron is a useful therapy. Objective To determine the efficacy and ... -
Efficacy and Safety of Colistin versus Tigecycline for Multi-Drug-Resistant and Extensively Drug-Resistant Gram-Negative Pathogens—A Meta-Analysis
( Multidisciplinary Digital Publishing Institute (MDPI) , 2022 , Article)Background: We intended to compare the efficacy and safety outcomes of colistin versus tigecycline as monotherapy or combination therapy against multi-drug resistant (MDR) and extensively drug-resistant (XDR) pathogens. ... -
Efficacy and Safety of Ibuprofen Plus Paracetamol in a Fixed-Dose Combination for Acute Postoperative Pain in Adults: Meta-Analysis and a Trial Sequential Analysis
( Springer , 2021 , Article)Background: Ibuprofen and paracetamol (acetaminophen) are very commonly used for analgesia and pain. In 2020, the US FDA gave its first approval of a fixed-dose combination (FDC) of the two drugs in the same tablet for ... -
Efficacy and safety of laxatives for chronic constipation in long-term care settings: A systematic review
( Blackwell Publishing Ltd , 2018 , Article Review)What is known and objective: Constipation is a common disorder among long-term care (LTC) patients due to several factors. However, there are no systematic reviews investigating the use of laxatives for chronic constipation ... -
Efficacy and safety of selinexor for patients with relapsed and refractory multiple myeloma: A meta-analysis
( Elsevier , 2024 , Article)PurposeSelinexor is a first-in-class, oral selective-inhibitor-of-nuclear-export, granted accelerated approval by FDA (2019) for relapsed and refractory multiple myeloma (RRMM). We sought to quantitatively summarize the ... -
Efficacy and safety of tocilizumab in COVID-19 patients: a living systematic review and meta-analysis
( Elsevier , 2021 , Article)ObjectivesCytokine release syndrome with elevated interleukin-6 (IL-6) levels is associated with multiorgan damage and death in severe coronavirus disease 2019 (COVID-19). Our objective was to perform a living systematic ...
