Biomedical Sciences: Recent submissions
Now showing items 181-200 of 766
-
Adult appendicitis score versus Alvarado score: A comparative study in the diagnosis of acute appendicitis
( Elsevier , 2023 , Article)Background Acute Appendicitis (AA) is the most common abdominal surgical emergency. It requires proper management to decrease mortality and morbidity. Clinical scoring systems for diagnosing AA aimed to decrease the use ... -
Biological Performance of Primary Dental Pulp Stem Cells Treated with Gold Nanoparticles
( MDPI , 2023 , Article)Gold nanoparticles (AuNPs) are one of the most stable nanoparticles that have been prevalently used as examples for biological and biomedical applications. Herein, we evaluate the effect of AuNPs on the biological processes ... -
Association of Vitamin D Genetic Risk Score with Noncommunicable Diseases: A Systematic Review
( MDPI , 2023 , Article)Background and Aims: The genetic risk score (GRS) is an important tool for estimating the total genetic contribution or susceptibility to a certain outcome of interest in an individual, taking into account their genetic ... -
Turning point in COVID-19 severity and fatality during the pandemic: a national cohort study in Qatar
( BMJ Publishing Group , 2023 , Article)Objective To assess the evolution of COVID-19 severity and fatality in a unique setting that consistently applied, throughout the pandemic, rigorous and standardised criteria for defining severe COVID-19 outcomes. Methods ... -
History of primary-series and booster vaccination and protection against Omicron reinfection
( American Association for the Advancement of Science , 2023 , Article)Laboratory evidence suggests a possibility of immune imprinting for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection. We investigated the differences in the incidence of SARS-CoV-2 reinfection in a ... -
Seroprevalence of hepatitis E virus (HEV) among male craft and manual workers in Qatar (2020–2021)
( Elsevier , 2023 , Article)BackgroundThe rapid growth of Qatar in the last two decades has attracted a large influx of immigrant craft and manual workers (CMWs) seeking employment in jobs associated with food handling, domestic service, and construction. ... -
Therapeutic and diagnostic applications of exosomal circRNAs in breast cancer
( Institute for Ionics , 2023 , Article Review)Circular RNAs (circRNAs) are regulatory elements that are involved in orchestrating gene expression and protein functions and are implicated in various biological processes including cancer. Notably, breast cancer has a ... -
Organoboronic acids/esters as effective drug and prodrug candidates in cancer treatments: challenge and hope
( Taylor and Francis Ltd. , 2023 , Article Review)Boronic acids/esters have recently emerged in the field of medicinal and pharmaceutical research due to their exceptional oxophilicity, low toxicity, and unique structure. They are known as potent enzyme inhibitors, cancer ... -
Student perspectives on the integration of artificial intelligence into healthcare services
( SAGE Publications Inc. , 2023 , Article)Background: Healthcare workers are often overworked, underfunded, and face many challenges. Integration of artificial intelligence into healthcare service provision can tackle these challenges by relieving burdens on ... -
Sex distinctive patterns in the association between serum bicarbonate and uric acid levels among healthy adults. Qatar biobank data
( Frontiers Media S.A. , 2023 , Article)Background: Uric acid is the final product of purine metabolism and is a potent plasma antioxidant but with pro-inflammatory effects. At high levels, it may increase the risk of developing multiple chronic diseases, such ... -
Testosterone treatment and change of categories of the International prostate symptom score (IPSS) in hypogonadal patients: 12 years prospective controlled registry study
( Taylor and Francis Ltd. , 2023 , Article)Functional hypogonadism is a condition characterized by low testosterone concentrations, occurring more commonly in men as they age. The International Prostate Symptom Score (IPSS) is used to categorize the severity of ... -
A new horizon in the phosphorylated sites of AGA: the structural impact of C163S mutation in aspartylglucosaminuria through molecular dynamics simulation
( Taylor and Francis Ltd. , 2023 , Article)Aspartylglucosaminuria (AGU) is a lysosomal storage disorder caused by insufficient aspartylglucosaminidase (AGA) activity leading to chronic neurodegeneration. We utilized the PhosphoSitePlus tool to identify the AGA ... -
Disturbed hemodynamics and oxidative stress interaction in endothelial dysfunction and AAA progression: Focus on Nrf2 pathway
( Elsevier , 2023 , Article Review)Hemodynamic shear stress is one of the major factors that are involved in the pathogenesis of many cardiovascular diseases including atherosclerosis and abdominal aortic aneurysm (AAA), through its modulatory effect on the ... -
Short- and longer-term all-cause mortality among SARS-CoV-2- infected individuals and the pull-forward phenomenon in Qatar: a national cohort study
( Elsevier , 2023 , Article)ObjectivesWe assessed short-, medium-, and long-term all-cause mortality risks after a primary SARS-CoV-2 infection. MethodsA national, matched, retrospective cohort study was conducted in Qatar to assess risk of all-cause ... -
Testing the Anticancer Effect of Matcha Using Zebrafish as an Animal Model
( MDPI , 2023 , Article)Cancer is the second leading cause of death worldwide, and triple-negative breast cancer (TNBC) patients show the poorest prognosis and survival and the highest metastasis prevalence among all breast cancer subtypes. Matcha ... -
The Impact of ACE Gene Variants on Acute-Phase Reactants in Children with Rheumatic Heart Disease
( MDPI , 2023 , Article)Rheumatic heart disease (RHD) is the most important sequela of upper respiratory group A Streptococcus (GAS) infection. The role of the common angiotensin-converting enzyme (ACE) insertion/deletion (I/D) variant in the ... -
Human monkeypox virus in the shadow of the COVID-19 pandemic
( Elsevier , 2023 , Article Review)Background: The end of smallpox in 1980 and the subsequent stopping of vaccination against smallpox was followed by the emergence of monkeypox (mpox), a viral disease of animal origin, meaning that it is transmitted from ... -
The Association of Hypertension with Increased Mortality Rate During the COVID-19 Pandemic: An Update with Meta-analysis
( Springer Science and Business Media B.V. , 2023 , Article Review)Background and Aim The impact of multiple risk factors on COVID-19 mortality has been previously reported in multiple systematic reviews and meta-analyses. The aim of this review is to provide a comprehensive update on ... -
Human olfactory bulb neural stem cells (Hu-OBNSCs) can be loaded with paclitaxel and used to inhibit glioblastoma cell growth
( MDPI , 2019 , Article)Exploitation of the potential ability of human olfactory bulb (hOB) cells to carry, release, and deliver an effective, targeted anticancer therapy within the central nervous system (CNS) milieu remains elusive. Previous ... -
Understanding the genetics of early onset obesity in a cohort of children from Qatar.
( Oxford University Press , 2023 , Article)Monogenic obesity is a rare form of obesity due to pathogenic variants in genes implicated in the leptin-melanocortin signaling pathway and accounts for around 5% of severe early onset obesity. Mutations in the genes ...
