Biomedical Sciences: Recent submissions
Now showing items 421-440 of 805
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Frequency of Clinically Important RH and Kell Blood Group Antigens Among Blood Donors in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)Background Very limited information is available about the prevalence of blood groups among Qatari population and residents. The information about frequencies of different blood group antigens is important to manage, ... -
Oxidative Stress-Induced Endothelial Dysfunction in Cardiovascular Diseases
( IMR Press , 2022 , Article Review)Cardiovascular disease (CVD) is a major cause of mortality worldwide. A better understanding of the mechanisms underlying CVD is key for better management or prevention. Oxidative stress has been strongly implicated in the ... -
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
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)We analysed the prevalence of helminth infection in a dataset of 31,008 records of subjects referred for stool examination at the Hamad Medical Corporation over the course of a decade (2005 to 2014, inclusive). Overall ... -
C-Reactive Protein in the Premature Rupture of the Membranes
( Hamad bin Khalifa University Press (HBKU Press) , 2004 , Article)Premature rupture of the membranes (PROM) defined as a rupture of membranes before onset of labor, which is one of the most complications of pregnancy that leads to significant maternal and neonatal morbidity and mortality. ... -
Evaluation of the Universal Screening Strategy in Qatar for the Management of Pregnant Women Carrying Group B Streptococci
( Hamad bin Khalifa University Press (HBKU Press) , 2008 , Article)Group B Streptococcus infection (GBS) has emerged as a serious disease, infecting 18,000 people in the United States annually including life-threatening illness in about 8,000 newly-born infants. To evaluate the efficiency ... -
A Comparison Study in the Management of Ectopic Pregnancy between State of Qatar and Kingdom of Bahrain
( Hamad bin Khalifa University Press (HBKU Press) , 2007 , Article)Ectopic pregnancy is of increasing concern to gynecologists since it is a major cause of maternal mortality and morbidity in reproductive age women. It occurs when the conceptus implants in an abnormal position other than ... -
Low risk of serological cross-reactivity between the dengue virus and SARS-CoV-2 IgG antibodies using advanced detection assays.
( Karger , 2022 , Report)Several studies have reported serological cross-reactivity of the immune responses between SARS-CoV-2 and DENV. Most of the available studies are based on the point of care (POC) rapid testing kits. However, some rapid ... -
Effect of mRNA Vaccine Boosters against SARS-CoV-2 Omicron Infection in Qatar.
( Massachusetts Medical Society , 2022 , Article)Waning of vaccine protection against coronavirus disease 2019 (Covid-19) and the emergence of the omicron (or B.1.1.529) variant of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) have led to expedited ... -
Seroprevalence of Toxoplasma Gondii Among Stray Cats in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)Toxoplasmosis is the most widespread infection worldwide due to the parasite Toxoplasma gondii. The protozoan is a ubiquitous pathogen of warm-blooded animals, including man. In man it is responsible for fetal damage and ... -
Association between Insulin and Nitric Oxide in Human Retinal Microvascular Endothelial Cells in vitro
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)Obesity and type 2 diabetes is characterized by insulin resistance which has been reported as the major risk factors associated with the development of the endothelial dysfunction and vascular complications such as ... -
Prevalence of Gastrointestinal Protoz in Feral Cat Population in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)Introduction: Doha city has a high feral cat population that is estimated to outnumber its human inhabitants by 2-3:1 with a total population of 2-3 million cats according to Qatar Cat Control Unit (QCCU). Doha had a ... -
Obesity is associated with the upregulation of TLR4 protein but not associated with polymorphisms of TLR4D299G TLR4T399I
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference)Title: Obesity is associated with the upregulation of TLR4 protein but not associated with polymorphisms of TLR4D299G TLR4T399I.Background: Toll-like-receptor 4 (TLR4) is a pathogen-specific receptor, expressed in white ... -
Is it the time for Hepatitis E virus (HEV) Testing for Blood Donors in Qatar?
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)Background: HEV is the etiologic agent of acute hepatitis E. Although HEV usually causes a self-limiting infection, the disease may develop into a chronic or fulminant form of Hepatitis. Sporadic HEV infections spread in ... -
Enteric Protoz Associated with Acute Diarrhea in Hospitalized Children in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)Diarrhea is the passage of three or more watery stool in a period of 24 hours (WHO, 2013). Types of diarrhea include acute watery diarrhea, acute bloody diarrhea known as dysentery and persistent diarrhea (WHO, 2013). It ... -
Performance evaluation of novel fluorescent-based lateral flow immunoassay (LFIA) for rapid detection and quantification of total anti-SARS-CoV-2 S-RBD binding antibodies in infected individuals
( Elsevier , 2022 , Article)The vast majority of the commercially available LFIA is used to detect SARS-CoV-2 antibodies qualitatively. Recently, a novel fluorescence-based LIFA test was developed for quantitative measurement of the total binding ... -
Novel Isosteviol Derivatives Induced Apoptosis In Human Lung Cancer
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference)Background. Cancer metastasis is the major cause of cancer death. We previously reported novel isosteviols derivatives which induced cytotoxicity in lung cancer cells. The understanding of mechanisms which regulate lung ... -
Gene Expression Profiling and Protein Analysis Reveal Suppression of the C-Myc Oncogene and Inhibition JAK/STAT and PI3K/AKT/mTOR Signaling by Thymoquinone in Acute Myeloid Leukemia Cells
( MDPI , 2022 , Article)Overexpression of c-Myc plays an essential role in leukemogenesis and drug resistance, making c-Myc an attractive target for cancer therapy. However, targeting c-Myc directly is impossible, and c-Myc upstream regulator ... -
Prevalence of Virulence/Stress Genes in Campylobacter Jejuni from Chicken Meat Sold in Qatari Retail Outlets
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)Chicken meat from the shelves of supermarkets in Qatar was tested for the presence of Camplobacter spp., and the presence of five virulence genes (htrB, cdtB, clpB, cadF and ciaB) was assessed in isolates. Forty eight ... -
The Role of Soluble Adhesion Molecules in Type 2 Diabetes Mellitus
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference)Background: Diabetes mellitus (DM) is a chronic metabolic disorder that is steadily increasing worldwide and is a leading cause of morbidity and mortality. As reported by the World Health Organization (WHO), 346 million ... -
The Special Features of Prenatal and Preimplantation Genetic Counseling in Arab Countries.
( MDPI , 2022 , Article Review)Genetic counseling services have only recently been introduced in most Arab countries, and their utilization is increasing. Prenatal genetic counseling is essential, particularly in the Arab context, which is characterized ...