تصفح College of Health Sciences حسب العنوان
السجلات المعروضة 1522 -- 1541 من 1574
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Vaccine evaluation and genotype characterization in children infected with rotavirus in Qatar
( Springer Nature , 2023 , Article)Background: We characterized and identified the genetic and antigenic variations of circulating rotavirus strains in comparison to used rotavirus vaccines. Methods: Rotavirus-positive samples (n = 231) were collected and ... -
Validation of a Novel Fluorescent Lateral Flow Assay for Rapid Qualitative and Quantitative Assessment of Total Anti-SARS-CoV-2 S-RBD Binding Antibody Units (BAU) from Plasma or Fingerstick Whole-Blood of COVID-19 Vaccinees
( MDPI , 2022 , Article)Background: Limited commercial LFA assays are available to provide a reliable quantitative measurement of the total binding antibody units (BAU/mL) against the receptor-binding domain of the SARS-CoV-2 spike protein (S-RBD). ... -
Validation of a risk prediction model for COVID-19: the PERIL prospective cohort study.
( Future Medicine , 2023 , Article)This study aims to perform an external validation of a recently developed prognostic model for early prediction of the risk of progression to severe COVID-19. Patients were recruited at their initial diagnosis at two ... -
Validation of the 6-Month GRACE Score in Predicting 1-Year Mortality of Patients With Acute Coronary Syndrome Admitted to the Arabian Gulf Hospitals
( SAGE Publications , 2016 , Article)Acute coronary syndromes (ACS) are the most common cardiovascular diseases and are associated with a significant risk of mortality and morbidity. The Global Registry of Acute Coronary Events (GRACE) risk score postdischarge ... -
Validation of the Arabic Version of the Movement Disorder Society-Unified Parkinson's Disease Rating Scale
( Wiley , 2022 , Article)Background: The Movement Disorder Society-Unified Parkinson's Disease Rating Scale (MDS-UPDRS) has become the gold standard for evaluating different domains in Parkinson's disease (PD), and it is commonly used in clinical ... -
Validation of three mental health scales among pregnant women in Qatar
( BMC , 2019 , Article)Objectives The objective of this study is to validate three mental health scales in a targeted sample of pregnant Arab women living in Qatar: the Kuwait University Anxiety Scale, the Perceived Stress Scale, and the Edinburgh ... -
Validation of vitamin D-specific food frequency questionnaire against food records for Qatari women
( MDPI , 2020 , Article)Measurement of vitamin D nutritional status through dietary assessment is cost effective. Food frequency questionnaire (FFQ) is usually validated against food records (FR). There is no vitamin D-specific FFQ for Qatar ... -
Validity and reproducibility of a food frequency questionnaire to assess macro and micro-nutrient intake among a convenience cohort of healthy adult qataris
( MDPI , 2021 , Article)This study aimed at developing a valid culture-sensitive quantitative food frequency questionnaire (FFQ) for Qatari adults. A convenient sample of healthy Qataris (n = 107) were recruited from family members of Qatar ... -
Vascular access types in hemodialysis patients in palestine and factors affecting their distribution: A cross-sectional study
( Medknow Publications , 2019 , Article)The incidence of end-stage renal disease (ESRD) patients is increasing considerably worldwide, and most of the patients start their therapy by hemodialysis (HD). Arteriovenous fistula (AVF) is the best type of vascular ... -
Verum- versus Sham-Acupuncture on Alzheimer’s Disease (AD) in Animal Models: A Preclinical Systematic Review and Meta-Analysis
( hindawi , 2020 , Article)Background. Alzheimer’s disease (AD) is a common health condition affecting senile people and leads to severe cognitive dysfunctions. Acupuncture has been shown to be a possible alternative natural remedy for AD in some ... -
Viability of and Escherichia coli O157:H7 and Listeria monocytogenes in a delicatessen appetizer (yogurt-based) salad as affected by citrus extract (Citrox©) and storage temperature
( Elsevier , 2018 , Article)The antimicrobial effect of citrus extract (at 1 mL/kg [C1] and 2 mL/kg [C2]) on naturally occurring microbiota and inoculated pathogens (E. coli O157:H7 and L. monocytogenes at ca. 6 log cfu/g) in the traditional Greek ... -
Viability of and Escherichia coli O157:H7 and Listeria monocytogenes in a delicatessen appetizer (yogurt-based) salad as affected by citrus extract (Citrox©) and storage temperature
( Academic Press , 2018 , Article)The antimicrobial effect of citrus extract (at 1 mL/kg [C1] and 2 mL/kg [C2]) on naturally occurring microbiota and inoculated pathogens (E. coli O157:H7 and L. monocytogenes at ca. 6 log cfu/g) in the traditional Greek ... -
Viruses and Autoimmunity: A Review on the Potential Interaction and Molecular Mechanisms.
( MDPI , 2019 , Article)For a long time, viruses have been shown to modify the clinical picture of several autoimmune diseases, including type 1 diabetes (T1D), systemic lupus erythematosus (SLE), rheumatoid arthritis (RA), Sjögren's syndrome ... -
Visceral adiposity index is a better predictor of type 2 diabetes than body mass index in Qatari population
( Lippincott Williams and Wilkins , 2020 , Article)The prevalence of type 2 diabetes (T2D) has increased recently in Qatar. Body mass index (BMI) is a predictor of T2D in many populations. However, BMI is based on height and weight measurements and not on body adiposity. ... -
Visible Light Photocatalytic Activity of Ag/WO3 Nanoparticles and its Antibacterial Activity Under Ambient Light and in The Dark
( 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 ... -
Vitamin B12 deficiency in diabetic patients treated with metformin: A narrative review
(2024 , Article)Metformin is the most prescribed oral hypoglycemic drug and is considered by many health practitioners as the first-line treatment for non-insulin-dependent diabetes mellitus (T2DM). It is used either as a monotherapy or ... -
Vitamin d deficiency and bone density in patients after stroke
( Springer Verlag , 2016 , Conference Paper)Introduction: Vitamin D deficiency and osteoporosis are highly prevalent among stroke patients. The adverse effects of vitamin D deficiency on bone metabolism seem to be aggravated by immobilization of paretic extremities. ... -
Vitamin D Signaling in Inflammation and Cancer: Molecular Mechanisms and Therapeutic Implications
( MDPI , 2020 , Article Review)Vitamin D and its active metabolites are important nutrients for human skeletal health. UV irradiation of skin converts 7-dehydrocholesterol into vitamin D3, which metabolized in the liver and kidneys into its active form, ... -
Vitamin D, Gut Microbiota, and Cardiometabolic Diseases: A Possible Three-Way Axis
( MDPI , 2023 , Article)Metabolic syndrome (MetSyn) is a precursor for several cardiometabolic diseases such as obesity, type-2 diabetes mellitus (T2DM), and cardiovascular diseases. Emerging evidence suggests that vitamin D deficiency links to ... -
Voiding function improves under long-term testosterone treatment (TTh) in hypogonadal men, independent of prostate size
( Springer Nature , 2023 , Article)Background: Functional hypogonadism is a condition in which some, but not all, older men have low testosterone levels. Rather than chronological age per se, the causality of hypogonadism includes obesity and impaired general ...
