Biomedical Sciences: Recent submissions
Now showing items 421-440 of 738
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Performance Analysis of DCT and DWT Algorithms in Image Steganography
( Qatar University Press , 2021 , Poster)Frequency domain techniques such as Discrete Cosine Transform (DCT) and Discrete Wavelet Transform (DWT) ensures high accuracy when compared with the spatial domain techniques. Therefore, these image steganographic methods ... -
PROFILE OF OXIDATIVE STRESS GENES IN RESPONSE TO OBESITY TREATMENT
( Qatar University Press , 2021 , Poster)Background: Oxidative stress (OS) is an imbalance between free radical production and the antioxidants defense in the body. Previous studies demonstrated the correlation of OS to the increased risk of developing metabolic ... -
Ecotoxicological assessment of two surfactant on the emryonic development
( Qatar University Press , 2021 , Poster)In this study, zebrafish (Danio rerio) embryos was served as a model for marine fauna to determine if there is any potential of organ-specific toxicity (neuromuscular, hepatic, cytotoxic, and cardiac) caused by Silicone-Q-22 ... -
Metagenomic Analysis of Oral Microbiome during pregnancy
( Qatar University Press , 2021 , Poster)Pregnancy is a dynamic physiological process associated with significant hormonal, immune and metabolic changes to support the growth and development of the fetus. Several studies have highlighted the role of gut microbiota ... -
Comparison of Available Methods for Investigating The in vitro Activity of Colistin Against Different Gram-Negative Bacilli
( Qatar University Press , 2021 , Poster)Background: The surge in the prevalence of multidrug-resistant (MDR) Gram-negative bacterial infections with limited treatment options and the decrease in the development of new antibiotics are challenges that lead to the ... -
A Whole-Genome Sequencing Association Study of Low Bone Mineral Density Identifies New Susceptibility Loci in the Phase I Qatar Biobank Cohort
( Qatar University Press , 2021 , Poster)Introduction: Bone density disorders are characterized by a reduction in bone mass density and strength, which lead to an increase in the susceptibility to sudden and unexpected fractures. Despite the serious consequences ... -
Elaeagnus Angustifolia extract inhabits cell invasion of human colorectal cancer cells and increases the survival rate of the Drosophila colon cancer model
( Qatar University Press , 2021 , Poster)Colorectal cancer (CRC), the third most common type of cancer in the world, is an aggressive type of cancer with high tendency to metastasize and invade to other tissues and distant organs. Traditional CRC treatment regimen ... -
Development and In Vivo Testing of Smart Nanoparticles for Enhanced Anti-Cancer Activity and Reduced Cardiotoxicity Associated with Tyrosine Kinase Inhibitors
( Qatar University Press , 2021 , Poster)Tyrosine kinase inhibitors (TKIs) are new generation of anti-cancer drugs with very high efficiency against cancer cells. However, TKIs are associated with severe cardiotoxicity limiting their clinical benefits. One TKI ... -
Is preexisting immunity to seasonal coronaviruses limited to cross-reactivity with SARS-CoV-2? A seroprevalence cross-sectional study in north-eastern France
( Elsevier , 2021 , Article)In light of the ongoing coronavirus disease 2019 (COVID-19) pandemic caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), there remain unanswered questions regarding the humoral immune response and ... -
Thrombotic and Hypercoagulability Complications of COVID-19: An Update
( Dovepress , 2021 , Article)The current COVID-19 pandemic emerged in December 2019, in China, affecting millions of people worldwide. COVID-19 is mainly a disease of the respiratory system, yet systematic complications have also been reported among ... -
Prevalence and risk factors of intestinal protozoan infection among symptomatic and asymptomatic populations in rural and urban areas of southern Algeria
( BMC , 2021 , Article)Intestinal parasitic infections are amongst the most common infections worldwide and have been identified as one of the most significant causes of morbidity and mortality among disadvantaged populations. This comparative ... -
Neutralization of MERS coronavirus through a scalable nanoparticle vaccine
( Springer Nature , 2021 , Article)MERS-CoV continues to cause human outbreaks, so far in 27 countries worldwide following the first registered epidemic in Saudi Arabia in 2012. In this study, we produced a nanovaccine based on virus-like particles (VLPs). ... -
COVID-19 Vaccine Hesitancy in a Representative Education Sector Population in Qatar
( MDPI , 2021 , Article)Even though vaccination programs have now started in earnest across the globe and in Qatar, vaccine hesitancy remains a barrier to effectively tackling the pandemic. Many factors influence willingness to take vaccines ... -
Knowledge Level, Motivators and Barriers of Blood Donation among Students at Qatar University
( MDPI , 2021 , Article)In Qatar, one out of every ten patients admitted to the hospitals is in urgent need of a blood transfusion or blood products. The aims of this study are as follows: (1) to assess the level of awareness and knowledge about ... -
Genetic polymorphisms associated with obesity in the Arab world: a systematic review
( Springer Nature , 2021 , Article Review)Background: Obesity, one of the most common chronic health conditions worldwide, is a multifactorial disease caused by complex genetic and environmental interactions. Several association studies have revealed a considerable ... -
Electroencephalographic evidence of gray matter lesions among multiple sclerosis patients: A case-control study.
( Lippincott, Williams & Wilkins , 2021 , Article)This study aimed to investigate evidence of gray matter brain lesions in multiple sclerosis (MS) patients by evaluating the resting state alpha rhythm of brain electrical activity.The study included 50 patients diagnosed ... -
Whole-Genome Sequencing for Molecular Characterization of Carbapenem-Resistant Enterobacteriaceae Causing Lower Urinary Tract Infection among Pediatric Patients
( MDPI , 2021 , Article)Antibiotic resistance is a growing public health problem globally, incurring health and cost burdens. The occurrence of antibiotic-resistant bacterial infections has increased significantly over the years. Gram-negative ... -
Can commercial automated immunoassays be utilized to predict neutralizing antibodies after SARS-CoV-2 infection? A comparative study between three different assays.
( IMR , 2021 , Article)Background: High-throughput assays that can infer neutralizing activity against SARS-CoV-2 are of great importance for assessing the immunity induced by natural infection and COVID-19 vaccines. We aimed to evaluate the ... -
Effect of multiple freeze–thaw cycles on the detection of anti-SARS- CoV- 2 IgG antibodies
( Microbiology Society , 2021 , Article)Several studies have investigated the effect of repeated freeze-thaw (F/T) cycles on RNA detection for severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2). However, no data are available regarding the effect of ... -
SARS-CoV-2 infection among primary healthcare workers: a cross- sectional study
( GERMS , 2021 , Article)Healthcare workers (HCWs) are critical to the healthcare system and are at an increased risk of SARS-CoV-2 infection. They may acquire infections from the community and their work settings. To date, the majority of the ...
