Biomedical Research Center: Recent submissions
Now showing items 761-780 of 808
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Seroprevalence of Toxoplasma gondii infection in feral cats in Qatar
( BioMed Central , 2017 , Article)Background: Cats are essential in the life cycle of Toxoplasma gondii as they can shed the environmentally resistant oocysts after acquiring infection. Human populations living in cities with high densities of feral cats ... -
Prevalence of anelloviruses (TTV, TTMDV, and TTMV) in healthy blood donors and in patients infected with HBV or HCV in Qatar
( BioMed Central , 2016 , Article)Background Anelloviruses (TTV, TTMV, and TTMDV) have been associated with non A-G hepatitis. The goal of the current study was to estimate the prevalence of these anelloviruses in Qatar. Methods A total of 607 blood ... -
Associations of Vitamin D Receptor Polymorphism rs1544410 with Adiposity Phenotypes
( MedCrave , 2016 , Article)Background: Vitamin D receptor (VDR) is present on adipocytes, and many studies were performed to investigate the association between polymorphisms in VDR gene with obesity. However, in the Arab Gulf populations, whereas ... -
The frequency of polycystic ovary syndrome in young reproductive females in Qatar
( Dove Medical Press , 2016 , Article)This was a prospective cross-sectional study in which 126 female students between the ages of 18 and 30 years were evaluated for the frequency of polycystic ovary syndrome (PCOS) through clinical interview, questionnaire, ... -
E5 and E6/E7 of high-risk HPVs cooperate to enhance cancer progression through EMT initiation
( Taylor & Francis , 2015 , Article)It is estimated that 10–20% of human carcinogenesis is linked to virus infection including papillomaviruses (HPVs). Moreover, since metastatic cancer disease is a major cause of morbidity and mortality in cancer patients, ... -
Reconstituted B cell receptor signaling reveals carbohydrate-dependent mode of activation
( Nature Publishing Group , 2016 , Article)Activation of immune cells (but not B cells) with lectins is widely known. We used the structurally defined interaction between influenza hemagglutinin (HA) and its cell surface receptor sialic acid (SA) to identify a B ... -
Cytotoxicity and physicochemical characterization of iron–manganese-doped sulfated zirconia nanoparticles
( Dove Press , 2015 , Article)Iron–manganese-doped sulfated zirconia nanoparticles with both Lewis and Brønsted acidic sites were prepared by a hydrothermal impregnation method followed by calcination at 650°C for 5 hours, and their cytotoxicity ... -
Impact of single-walled carbon nanotubes on the embryo: a brief review
( Dove Press , 2016 , Article)Carbon nanotubes (CNTs) are considered one of the most interesting materials in the 21st century due to their unique physiochemical characteristics and applicability to various industrial products and medical applications. ... -
Preparation, characterization, and in ovo vaccination of dextran-spermine nanoparticle DNA vaccine coexpressing the fusion and hemagglutinin genes against Newcastle disease
( Dove Press , 2016 , Article)Plasmid DNA (pDNA)-based vaccines have emerged as effective subunit vaccines against viral and bacterial pathogens. In this study, a DNA vaccine, namely plasmid internal ribosome entry site-HN/F, was applied in ovo against ... -
Fabrication & Characterization of 3D Electrospun Biodegradable Nanofibers for Wound Dressing, Drug Delivery and Other Tissue Engineering Applications
( Bentham Science , 2016 , Article)Background: The use of electrospinning technology (ET) in fabrication of threedimensional biodegradable electrospun nanofibers scaffolds (BENS) has recently gained considerable attention in tissue engineering. BENS are ... -
The Role of Cardiac Myosin Binding Protein C3 in Hypertrophic Cardiomyopathy- Progress and Novel Therapeutic Opportunities
( Wiley , 2016 , Article)Hypertrophic cardiomyopathy (HCM) is a common autosomal dominant genetic cardiovascular disorder marked by genetic and phenotypic heterogeneity. Mutations in the gene encodes the cardiac myosin-binding protein C, cMYBPC3 ... -
Randomized clinical trial comparing abluminal biodegradable polymer sirolimus-eluting stents with durable polymer sirolimus-eluting stents: Nine months angiographic and 5-year clinical outcomes
( Wolters Kluwer Health, Inc , 2016 , Article)Background: The biodegradable polymer drug-eluting stents (DES) were developed to improve vascular healing. However, further data and longer-term follow-up are needed to confirm safety and efficacy of these stents. This ... -
Prevalence of Virulence/Stress Genes in Campylobacter jejuni from Chicken Meat Sold in Qatari Retail Outlets
( Public Library of Science , 2016 , Article)Chicken meat from the shelves of supermarkets in Qatar was tested for the presence of Campylobacter spp. and the presence of five virulence genes (htrB, cdtB, clpP, cadF and ciaB) was assessed in isolates. Forty eight ... -
Helminth infections among long-term residents and settled immigrants in Qatar in the decade from 2005 to 2014: temporal trends and varying prevalence among subjects from different regional origins
( BioMed Central , 2016 , Article)Background: Travel and migration from developing regions, where tropical diseases are common, to more developed industrialised nations can contribute to the introduction and subsequent spread of infections. With its rapidly ... -
Platelets as a Possible Reservoir of HCV And Predictor of Response to Treatment
( SciTechnol , 2016 , Article)In the era of new Hepatitis C Virus (HCV) therapy, and the detection of extrahepatic HCV reservoirs such as peripheral blood mononuclear cells and platelets, it is important to understand the factors underlying resistance ... -
A decade of intestinal protozoan epidemiology among settled immigrants in Qatar
( PubMed Central , 2016 , Article)Background: The World Health Organization estimates that about 3.5 billion people worldwide are affected by intestinal parasitic infections. Reports have already emphasized the role of immigrants in outbreaks of ... -
Associations of Vitamin D Receptor Polymorphisms with Coronary Artery Diseases
(2016 , Poster)Background: Previous studies have investigated the association of rs1544410, rs7975232 and rs731236 polymorphisms on vitamin D receptor gene and its impact on diseases such as cancer, diabetes and hypertension in different ... -
The effect of triiodothyronine on maturation and differentiation of oligodendrocyte progenitor cells during remyelination following induced demyelination in male albino rat
( Elsevier, Ltd , 2016 , Article)Demyelination was induced by two weeks cuprizone treatment. Rats of +ve control and triiodothyronine (T3) then received three subcutaneous injections of either saline or T3 day after day and sacrificed at the end of the ... -
Glycine and Folate Ameliorate Models of Congenital Sideroblastic Anemia
( Public Library of Science (USA) , 2016 , Article)Sideroblastic anemias are acquired or inherited anemias that result in a decreased ability to synthesize hemoglobin in red blood cells and result in the presence of iron deposits in the mitochondria of red blood cell ... -
Detection and Genotyping of Torque Teno Virus (TTV) in Healthy Blood Donors and Patients Infected With HBV or HCV in Qatar
( Wiley Periodicals, Inc , 2015 , Article)Torque Teno virus (TTV) has been associated with non A–G hepatitis. The goal of this study was to estimate the infection rates and genotypic characteristics of TTV in the State of Qatar. A total of 644 blood samples ...