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Qatar Foundation Annual Research Forum Volume 2012 Issue 1
- Conference date: 21-23 Oct 2012
- Location: Qatar National Convention Center (QNCC), Doha, Qatar
- Volume number: 2012
- Published: 01 October 2012
241 - 260 of 469 results
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Epigenetic changes in beta cells related to high glucose
Background & Objectives: Epigenetic changes include two types of changes DNA methylation and Histone modifications. These modifications are influenced by the change in various environmental factors resulting in a stable form of gene expression changes. Type II Diabetes incidence keeps rising with so little understanding of the actual cause at gene expression level despite the massive amount of research around the subje Read More
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The relative risk of road mortality (RRRM) in Qatar
Authors: Rafael Consunji, Ruben Rosario Peralta, Hassan Al Thani and Rifat LatifiBackground and Objectives: The epidemiology of road deaths in Qatar has not been fully described. This study will analyze and compare the age-specific death rates from motor vehicle crashes (MVC's) and make recommendations for targeted injury prevention programs for road safety in Qatar. Method: Data from the Qatar Statistic Authority (QSA), for the year 2010 was collected and analyzed. All deaths classified as "mot Read More
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Inhibition of NFκB signaling in calreticulin deficient cells
Calreticulin (CRT) is an endoplasmic reticulum (ER) Ca²+ binding chaperone, which regulates many of cellular processes. Previous work from our lab showed loss of CRT leads to increased resistance to apoptosis. We also showed loss of CRT leads to increased AKT phosphorylation and activation of the proteosome activity. Thus we hypothesized that in the absence of CRT function, NFκB signaling is activated leading to e Read More
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SID-MRM-MS enabled verification of biomarkers of type 2 diabetes in a Qatari population
Authors: Prabhjit Kaur, Nasser M Rizk, Noura Younes, Mahmoud Zirie and Amrita K CheemaBackground and Objectives: Recent technological advancements in liquid chromatography coupled with high resolution mass spectrometry have facilitated clinical biomarker discovery, verification and validation. Targeted metabolic profiling refers to the precise quantitative measurements of metabolites for validation of markers identified via untargeted metabolomics. Specifically, multiple reaction monitoring mass spectrome Read More
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Fuzzy-QFD approach to quality assurance in pediatric services in public and private hospitals in Qatar
Authors: Hana Yousef Al-Shouli and Mohd Nishat FaisalBackground and objectives: This study was conducted to understand the dimensions important for quality assurance in pediatric services of public and private hospitals in Qatar. Method: The study employed Fuzzy- Quality Function Development (Fuzzy-QFD) approach to translate the patients expectations into appropriate service specifications and to perform assessments of the existing processes. The importance of this tool li Read More
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Targeting microRNAs offers a new therapeutic approach for the treatment of diabetes-related cardiovascular disease
Authors: Hala Omar, Isra Marei, Gnanapragasam Arunachalam, Samson M. Samuel, Christopher Triggle and Hong DingBackground and Objectives: The World Health Organization states that cardiovascular disease is the leading cause of death worldwide. The increasing prevalence of obesity and diabetes indicate that cardiovascular disease will remain a major health concerns for decades to come. The Gulf States including Qatar, the Middle East and the North African (MENA) region as whole, but also elsewhere in the world, face a pande Read More
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Relationships between anthropometric factors and repeated-sprint ability in the Qatar national soccer team
Background & Objectives: Muscle mass is a major determinant of power development during maximal sprinting. The ability to recover and subsequently reproduce high-intensity efforts (termed repeated-sprint ability, RSA) is closely related to match-performance in soccer. The aim of this study is to assess any relationship between anthropometric parameters and RSA performance in a national soccer team in the Middl Read More
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Point prevalence survey of antibiotic utilization in oncology patients
Authors: Sara Hayder Ahmed, Arwa Hammuda, Emily Kathleen Black and Shereen ElAzzazyBackground & Objectives Point Prevalence Surveys (PPS) are used internationally for identifying antibiotic prescribing practices and evaluating antibiotic stewardship programs. The objectives of this study are to develop a PPS tool to be used in Qatar, to determine prevalence of antibiotic consumption in the National Center for Cancer Care and Research (NCCCR) inpatient population, and to characterize antibiotic prescribi Read More
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The effect of graded hypoxia on the development of neuromuscular fatigue during maximal intermittent dynamic leg extensions
Authors: Ryan Christian, Olivier Girard, Francois Billaut and David BishopHypoxia has been shown to exacerbate the performance loss during Maximal Intensity Intermittent Exercise (MIIE). However, the effect of hypoxia on the development of central and peripheral mechanisms of fatigue during MIIE is unknown. The aim of the study is to explore the development of both central and peripheral fatigue during multiple bouts of MIIE under varying severity levels of hypoxia. On separate days, 14 healthy Read More
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Effects of lipotoxicity and diabetes on hepatocyte function
Authors: Alhasan Sedeeq, Mohamed Al Hajri, Mennatallah Omar, Isra Marei, Christopher Triggle and Hong DingBackground and Objectives: Obesity is a major risk factor for the development of liver disease and diabetes and there is currently a pandemic of diabetes that is associated with a very high incidence of non-alcoholic fatty liver disease and consequent deregulation of liver function. The overall objective of this project is to determine whether non-alcoholic fatty liver disease and hyperglycemia affect calcium homeostasis via alter Read More
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Screening for the Arab allele mutation in LDLR using molecular techniques among Bahrainis with hypercholesterolemia
Authors: Ameena Ali, Ameena Muhammed Ali, Said Shawar, Aishah Latiff and Muhammad AlsayrafiBackground: Familial hypercholesterolemia (FH) is an autosomal dominant disorder caused by defects in LDLR and leads to the elevation of blood cholesterol levels. The worldwide prevalence of the disease is 1:500 and 1 in a million for heterozygous and homozygous respectively. Recently, the Arab allele has emerged as a potential founder mutation. Objectives: The aims of this study are to develop a rapid diagnostic assay to sc Read More
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Effect Of beta-catenin inhibition on liver cancer stem cell profile
More LessHepatocellular carcinoma (HCC) is the most common liver cancer and one of the commonest solid malignancies. High mortality rates and poor prognosis of the disease are mainly due to late diagnosis, underlying cirrhosis and resistance to chemotherapy. The risk factors of HCC include infections with hepatitis B and C viruses, along with other conditions that cause cirrhosis like: alcoholism and non-alcoholic steatohepatisi Read More
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Assessment of service quality in public and private pediatric healthcare in Qatar
Authors: Hana Yousef Al-Shouli and Mohd Nishat FaisalObjective: The purpose of this study is to assess the quality of pediatric services in public and private hospitals in Qatar. Methods: The objectives were achieved using a modified SERVQUAL scale. Data from 179 participants who visit public/private hospitals in Qatar were analyzed to find the gaps between expectations and perceptions. Results: The findings revealed that customers' expectations exceeded their perceptions, m Read More
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Using lean principles and process analysis techniques to reduce congestion in out patient departments
Authors: Fatih Mutlu, Shaligram Pokharel, Noura Gamal, Fatima Almadhoun, Dima Diab, Zina Fadel and Lama Al-SarrajBackground and Objectives: Congestion in outpatient departments (OPD) in Qatar's public hospital system is a major problem due to the demographics of the country. Despite the congestion in the general registration and assessment areas, the utilization of doctors' time is considerably low. This paradigm is propagated by (i) the inefficiencies in the appointment system, (ii) the allocation of the resources in th Read More
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Tuberculosis beliefs, meanings, and stigmas through the eyes of Qatar's migrant workers: Survey analysis and narratives
Authors: Autumn Watts, Marwa Saleh, Rahima Sanya, Maryam Ayaz, Abhyudaya Joshi, Ali Sultan and Ziad MahfoudBackground: Tuberculosis (TB) kills nearly 3 million people and incurs at least 9 million new cases each year. While developing countries are most affected by this epidemic, migration contributes substantially to the spread of the disease. Qatar employs a vast migrant laborer workforce from TB epidemic countries, who live in high-density labor camps. Workers are grouped in the same camp rooms, and often work side by side. T Read More
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The association of adiponectin gene polymorphism with gestational diabetes mellitus: The role of rs1501299 and rs2241766 variants
More LessBackground: Previous studies indicated changes of adiponectin levels during gestation. The adiponectin gene ADIPOQ is located on chromosome 3q27. The association of two single nucleotide polymorphisms (SNPs) (rs1501299 and rs2241766) in ADIPOQ gene with risk of gestational diabetes mellitus (GDM) was investigated among Arab pregnant women residing in Qatar. Methods: A case-control association study was perform Read More
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Fibroblast growth factor 21 (FGF21) and diabetes-induced vascular disease
Authors: Tariq Chukir, Isra Marei, Zahra Naqvi, Navid Iqbal, Christopher Triggle and Hong DingBackground: Studying diabetes and obesity is a priority for Qatar and for the entire world. Fibroblast growth factor 21 (FGF21) is a member of the FGF superfamily that has important endocrine functions in the regulation of glucose metabolism. Elevated plasma levels of FGF21 are seen in humans with type 2 diabetes and mouse models where FGF21-resistance is associated with a reduced response to the blood glucose an Read More
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Enhancing the efficiency of direct reprogramming into cardiac myocytes by defined transcription factors
Authors: Ayman Al Jurdi, Will Schachterle and Shahin RafiiAn efficient method to generate cardiac tissue from other tissues has great therapeutic potential for patients suffering from cardiovascular disease. Pluripotent stem cells, such as embryonic stem (ES) cells, and so-called induced pluripotent stem (iPS) cells can be differentiated into multiple cell types, including cardiac myocytes. However, therapeutic use of these cells has several important risks, including cancer as well as loss o Read More
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Development of an expert system to automate gait data interpretation
Authors: Myriam Abi Hayla, Mohammad Khalil, John Watts and David EwinsGait analysis (GA) is often defined as the study of human walking; typically involving computerized and instrumented measurement of the movement patterns that make up walking. GA can reveal the timing and pattern of activation of muscles and joints, of body segment motions, and the forces that act on them. It can facilitate objective comparison of pathological versus normal gait and monitoring of progress in reha Read More
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Characterization of insulin signaling pathway in calnexin knockout cells
Authors: Samah Musa, Aleksandra Liberska, Hamid Massaeli and Nasrin MesaeliBackground: Calnexin is a lectin-like chaperone in the endoplasmic reticulum (ER) lumen, which along with calreticulin are involved in folding, maturation and trafficking of many glycoproteins. Insulin receptor and glucose transporters are among some of the proteins which are synthesized and folded in the ER. Previously, calreticulin was reported to play a role in the folding of GLUT-4 transporter as well as its stability. Furthe Read More
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