Browsing Biomedical Research Center Research by Title
Now showing items 237-256 of 656
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Estimating protection afforded by prior infection in preventing reinfection: Applying the test-negative study design.
( Oxford University Press , 2023 , Article)The COVID-19 pandemic has highlighted the need to use infection testing databases to rapidly estimate effectiveness of prior infection in preventing reinfection ($P{E}_S$) by novel SARS-CoV-2 variants. Mathematical modeling ... -
Estimating Seroprevalence of Herpes Simplex Virus Type 1 among Different Middle East and North African Male Populations Residing in Qatar
( Wiley , 2017 , Article)HSV-1 epidemiology in the Middle East and North Africa (MENA) remains poorly understood. Our study aimed to measure HSV-1 antibody prevalence (seroprevalence) and its age-distribution among select MENA populations residing ... -
Ethanolic extract of Origanum syriacum L. leaves exhibits potent anti-breast cancer potential and robust antioxidant properties
( Frontiers Media , 2022 , Article)Background: Breast cancer (BC) is the second most common cancer overall. In women, BC is the most prevalent cancer and the leading cause of cancer-related mortality. Triple-negative BC (TNBC) is the most aggressive BC, ... -
Evaluation of antibody response in symptomatic and asymptomatic covid-19 patients and diagnostic assessment of new IgM/IgG elisa kits
( MDPI , 2021 , Article)© 2021 by the authors. Licensee MDPI, Basel, Switzerland. This study aims to study the immune response and evaluate the performances of four new IgM and five IgG enzyme-linked immunosorbent assay (ELISA) kits for detecting ... -
Evaluation of Antimicrobial Action of Chitosan and Acetic Acid on Broiler Cecal Bacterial Profiles in Anaerobic Cultures InoculatedWith Salmonella Typhimurium
( Oxford University Press , 2018 , Article)Chitosan is known to have antimicrobial properties against a range of microbes. In this study, three different molecular weight (MW) chitosan preparations were used: low (LMW), medium (MMW), and coarse (CMW), in acetic ... -
Evaluation of antiviral activity of Manuka honey against SARS-CoV-2.
( Qatar University Press , 2021 , Poster)Background and aims: In 2020 a global pandemic was declared caused by the severe acute respiratory syndrome coronavirus (SARS-CoV-2). The pandemic is still ongoing and continues to cause considerable mortality and morbidity ... -
Evaluation of cadmium and mercury on cardiovascular and neurological systems: Effects on humans and fish
( Elsevier , 2023 , Article)Chemicals are at the top of public health concerns and metals have received much attention in terms of toxicological studies. Cadmium (Cd) and mercury (Hg) are among the most toxic heavy metals and are widely distributed ... -
Evaluation of commercially available fully automated and ELISA-based assays for detecting anti-SARS-CoV-2 neutralizing antibodies
( Nature Research , 2022 , Article)Rapid and accurate measurement of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV2)-specific neutralizing antibodies (nAbs) is paramount for monitoring immunity in infected and vaccinated subjects. The current ... -
Evaluation of in vitro activity of ceftazidime/avibactam and ceftolozane/tazobactam against MDR Pseudomonas aeruginosa isolates from Qatar
( Oxford University Press , 2019 , Article)Objectives: To investigate the in vitro activity of ceftazidime/avibactam and ceftolozane/tazobactam against clinical isolates of MDR Pseudomonas aeruginosa from Qatar, as well as the mechanisms of resistance. Methods: ... -
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 ... -
Evaluation of the Influence of Eggshell (ES) Concentration on the Degradation Behavior of Mg–2.5Zn Biodegradable Alloy in Simulated Body Fluid
( American Chemical Society (ACS) , 2023 , Article)Currently, permanent vascular stents are fabricated using titanium and stainless steel implants that are nondegradable and offer high stability, but they have certain disadvantages. For example, the prolonged exposition ... -
Evolution and dynamics of the pandemic H1N1 influenza hemagglutinin protein from 2009 to 2017.
( Springer Vienna , 2018 , Article)The emergence of swine-origin pandemic H1N1 (pH1N1) in 2009 invigorated extensive surveillance programs worldwide which have resulted in the deposition of large numbers of H1N1 sequences to Genbank. In the present study, ... -
Exercise Metabolome: Insights for Health and Performance
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Exercise has many benefits for physical and mental well-being. Metabolomics research has allowed scientists to study the impact of exercise on the body by analyzing metabolites released by tissues such as skeletal muscle, ... -
Experimental and Biological Investigation of Hemodynamics-induced Injuries for Cardiovascular Disorders
( Qatar University Press , 2021 , Poster)Introduction:Abdominal aortic aneurysm (AAA) is a degenerative disease process of the abdominal aorta that leads to a focal dilation and irreversible remodeling of the arterial wall. In this condition, the aortic vessel ... -
Experimental and numerical investigation on soft tissue dynamic response due to turbulence-induced arterial vibration.
( Springer Verlag , 2019 , Article)Peripheral arterial occlusive disease is a serious cardiovascular disorder. The arterial occlusion leads to turbulent flow and arterial sound generation on the inner vessel wall. Stenosis-induced vibro-acoustic waves ... -
Experimental investigation of volume fraction in an annulus using electrical resistance tomography
( Society of Petroleum Engineers , 2019 , Conference Paper)Horizontal drilling technology has shown to improve the production and cost-effectiveness of the well by generating multiple extraction points from a single vertical well. The efficiency of hole cleaning is reduced because ... -
Expression profile of MicroRNA: An Emerging Hallmark of Cancer.
( Bentham Science Publishers , 2019 , Article Review)MicroRNA (miRNAs), a class of small, endogenous non-coding RNA molecules of about 21-24 nucleotides in length, have unraveled a new modulatory network of RNAs that form an additional level of post-transcriptional gene ... -
Fabrication & Characterization of 3D Electrospun Biodegradable Nanofibers for Wound Dressing, Drug Delivery and Other Tissue Engineering Applications
( Bentham Science , 2016 , Article)Background: The use of electrospinning technology (ET) in fabrication of threedimensional biodegradable electrospun nanofibers scaffolds (BENS) has recently gained considerable attention in tissue engineering. BENS are ... -
Fabrication and evaluation of anti-cancer efficacy of lactoferrin-coated maghemite and magnetite nanoparticles
( Taylor and Francis Ltd. , 2019 , Article)Studies on the anti-cancer effects of nanomaterials are a very important step in the clinical practice and treatment of cancerous tissues. Since IONPs have a high potential for cancer treatment, their anti-cancer properties ... -
Fabrication and In Vitro Characterization of a Tissue Engineered PCL-PLLA Heart Valve.
( Nature Publishing Group , 2018 , Article)Heart valve diseases are among the leading causes of cardiac failure around the globe. Nearly 90,000 heart valve replacements occur in the USA annually. Currently, available options for heart valve replacement include ...