تصفح College of Health Sciences حسب العنوان
السجلات المعروضة 928 -- 947 من 1588
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l-Proline-Catalyzed Three-Component Reaction of 4-Chloro-3-formylcoumarin, Sodium Sulfide, and α-Halo Ketones: A Direct Approach to Thieno[3,2- c ]coumarins
( Georg Thieme Verlag KG , 2023 , Other)A new protocol for the synthesis of thieno[3,2-c]coumarins is disclosed. In this method, a 3-formyl-2-oxo-2H-chromene-4-thiolate anion is generated in situ by treatment of 4-chloro-3-formylcoumarin with sodium sulfide. ... -
Laboratory challenges in the diagnosis of hepatitis E virus.
( Microbiology Society , 2018 , Article Review)Hepatitis E virus (HEV) is an RNA virus that is an important cause of both acute and chronic hepatitis worldwide. To date, there are eight HEV genotypes that can infect mammals. HEV-1 and HEV-2 infect exclusively humans, ... -
Laboratory Test Utilization Practices in Hamad Medical Corporation; Role of Laboratory Supervisors and Clinicians in Improper Test Utilization; a Descriptive Pilot Study
( Dove Press , 2022 , Article)Background: The use of diagnostic laboratory tests is increasing worldwide. Improper test utilization (ITU) is a common problem for all healthcare systems as it costs substantial expenses for the health systems and impacts ... -
Laboratory testing efficiency during the COVID pandemic: Findings from the Primary Health Care Corporation laboratories in the State of Qatar
( Elsevier Ltd , 2024 , Article)Background Little is known about how the COVID-19 pandemic altered laboratory testing efficiency in the State of Qatar. The aim of this study was to assess laboratory testing efficiency with respect to the total number ... -
Laparoscopic management of intestinal obstruction in a young adult with a virgin abdomen: Unusual presentation of combined vitellointestinal duct remnants: A clinical case report.
( Wiley Open Access , 2024 , Article)In an 18-year-old, Meckel's diverticulum and a rare vitellointestinal fibrous band caused bowel obstruction. Clinicians should be vigilant for such anomalies, especially in young adults with virgin abdomens, as potential ... -
Leadership development of health and social care professionals: A systematic review
( BMJ Publishing Group , 2020 , Article Review)The need to develop leaders across all levels of the health system including clinical staff has been recognised. Investments are made by healthcare organisations each year to develop leadership within their workforce hence ... -
Leadership in physiotherapy: Experiences of leaders of physiotherapy professional organisations
( BMJ Publishing Group , 2019 , Article)Background The changing demands of healthcare and ongoing advances in practice and technology require corresponding change and development of the physiotherapy profession. Physiotherapy professional organisations perform ... -
Learning from their experiences: Strategies used by youth and young adult ex-vapers
( Elsevier , 2023 , Article)IntroductionThe prevalence of vaping among youth and young adults (YYAs; 16–18 and 19–24 years old, respectively) is moderate worldwide. Existing vaping cessation evidence lacks input from ex-vapers with a history of regular ... -
Legal approaches to risk of harm in genetic counseling: perspectives from Quebec and Qatar
( Frontiers Media SA , 2023 , Article)Genetic counseling is a fast-growing profession worldwide, with genetic counselors taking on increasingly comprehensive and autonomous roles in the healthcare sector. However, the absence of appropriate legal frameworks ... -
Leprosy: Comprehensive insights into pathology, immunology, and cutting-edge treatment strategies, integrating nanoparticles and ethnomedicinal plants
( Frontiers Media , 2024 , Article Review)Mycobacterium leprae is the causative agent responsible for the chronic disease known as leprosy. This condition is characterized by dermal involvement, often leading to peripheral nerve damage, sensory-motor loss, and ... -
Leptin And Free Leptin Receptor Is Associated With Polycystic Ovary Syndrome In Young Women
( Hindawi Publishing Corporation , 2015 , Article)Leptin has two forms in the circulation: free and bound forms. The soluble leptin receptor (sOB-R) circulates in the blood and can bind to leptin. The aim of this study is to assess the concentrations of the leptin and ... -
Level of Maternal Respiratory Syncytial Virus (RSV) F Antibodies in Hospitalized Children and Correlates of Protection.
(2021)RSV is a major cause of lower respiratory infections among children, where no vaccine is available. The stabilized form of the fusion (F) protein, pre-F, is a leading vaccine candidate targeting different populations, ... -
Level of physical activity in patients with osteoporosis
( Springer London , 2016 , Conference Paper)Objectives: The aim of this research was to examine the degree and types of physical activity (heavy physical activity, medium heavy and light physical activity) in female patients with lower bone mineral density compared ... -
Levels of physical activity and sleep patterns among older people with dementia living in long-term care facilities: A 24-hour snapshot
( Elsevier , 2017 , Article)Objectives To objectively measure over a 24-hour period the daytime and nighttime levels of physical activity and sleep patterns of older people with dementia living in long-term care facilities. Study design Nested ... -
Lifestyle and Dietary Patterns as Risk Factors for Osteoporosis: A Literature Review
( Bentham Science Publishers , 2022 , Article Review)Background: Osteoporosis is a major public health concern and is highly prevalent worldwide. There is increasing evidence about the importance of nutrition to this chronic condition. Aim: In this literature review, we ... -
Lipid profile in Parkinson's disease: The potential role of brain-derived neurotrophic factor
( Elsevier , 2022 , Article)BackgroundParkinson's disease is a neurodegenerative disease manifested as increased tremor, bradykinesia, rigidity, and postural instability. Brain-derived neurotrophic factor (BDNF) is essential for neurocognitive function. ... -
A lipidomic screen of hyperglycemia-treated HRECs links 12/15-Lipoxygenase to microvascular dysfunction during diabetic retinopathy via NADPH oxidase
( American Society for Biochemistry and Molecular Biology , 2015 , Article)Retinal hyperpermeability and subsequent macular edema is a cardinal feature of early diabetic retinopathy (DR). Here, we investigated the role of bioactive lipid metabolites, in particular 12/15-lipoxygenase (LOX)-derived ... -
Lipidomics for the Prediction of the Unstable Coronary Plaque
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Plaques that build up in the lining of the coronary arteries are made up of lipids, inflammatory cells, smooth muscle cells and connective tissue. Thormbosis of a not necessarily occlusive but unstable plaque most often ... -
The lived experiences of frontline nurses during the coronavirus disease 2019 (COVID-19) pandemic in Qatar: A qualitative study
( Wiley , 2021 , Article)This study aims to explore the lived experiences of frontline nurses providing nursing care for COVID-19 patients in Qatar. Qualitative, Phenomenological. Nurses were recruited from a designated COVID-19 facility using ... -
Long-term COVID-19 booster effectiveness by infection history and clinical vulnerability and immune imprinting: a retrospective population-based cohort study
( Elsevier , 2023 , Article)BackgroundLong-term effectiveness of COVID-19 mRNA boosters in populations with different previous infection histories and clinical vulnerability profiles is inadequately understood. We aimed to investigate the effectiveness ...