Browsing Biomedical Sciences by Publication Date
Now showing items 21-40 of 697
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Biological and biomedical functions of Penta-O-galloyl-D-glucose and its derivatives
( Springer Nature , 2014 , Other)Penta-O-galloyl-D-glucose (PGG) is a simple hydrolysable tannin in plants. PGG exists in two anomeric forms, α-PGG and β-PGG. While β-PGG can be found in a wide variety of plants, α-PGG is rather rare in nature. Numerous ... -
In vitro and in vivo efficacy of a novel quinuclidinone derivative against breast cancer
( International Institute of Anticancer Research , 2014 , Other)Previously, our laboratory reported on novel quinuclidinone derivatives that cause cytotoxicity in human non-small lung carcinoma epithelial cells null for p53 (H1299). The current study aims to investigate the effect of ... -
Durable immunity to oncogenic human papillomaviruses elicited by adjuvanted recombinant Adeno-associated virus-like particle immunogen displaying L2 17-36 epitopes
( Elsevier , 2015 , Article)Vaccination with the minor capsid protein L2, notably the 17–36 neutralizing epitope, induces broadly protective antibodies, although the neutralizing titers attained in serum are substantially lower than for the licensed ... -
Canavan disease: an Arab scenario.
( Elsevier Inc. , 2015 , Article)The autosomal recessive Canavan disease (CD) is a neurological disorder that begins in infancy. CD is caused by mutations in the gene encoding the ASPA enzyme. It has been reported with high frequency in patients with ... -
The cardiovascular implication of single nucleotide polymorphisms of chromosome 9p21 locus among Arab population
( Wolters Kluwer Health , 2015 , Article)Background: Based on several reports including genome-wide association studies, genetic variability has been linked with higher (nearly half) susceptibility toward coronary artery disease (CAD). We aimed to evaluate the ... -
Maternal microbiota regulate glucocorticoids levels and placental development in mice
( bioscientifica , 2015 , Conference Proceedings)The gut microbiota contributes to postnatal development and maturation by influencing barrier functions of the intestinal wall, the development of the immune system, and the utilisation of nutrients. Recent studies have ... -
Glucose- and triglyceride-lowering dietary penta-O-galloyl-α-D-glucose reduces expression of PPARγ and C/EBPα, induces p21-Mediated G1 phase cell cycle arrest, and inhibits adipogenesis in 3T3-L1 preadipocytes
( Thieme , 2015 , Article)Plant polyphenols, such as hydrolysable tannins, are present in the human diet and known to exhibit anti-diabetic and anti-obesity activity. We previously reported that the representative hydrolysable tannin compound ... -
Propionic acidemia in the Arab World.
( Elsevier , 2015 , Article)The autosomal recessive disease propionic acidemia (PA) is an inborn error of metabolism with highly variable clinical manifestations, caused by a deficiency of propionyl-CoA carboxylase (PCC) enzyme, due to mutations in ... -
Novel thiosemicarbazides induced apoptosis in human MCF-7 breast cancer cells via JNK signaling
( Taylor & Francis , 2015 , Article)In this study, novel thiosemicarbazides and 1,3,4-oxadiazoles were synthesized and evaluated for their anticancer effects on human MCF-7 breast cancer cell lines. Among the synthesized derivatives studied, compound ... -
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 Paper)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 ... -
Enteric Protoz Associated with Acute Diarrhea in Hospitalized Children in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)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 ... -
Frequency of Clinically Important RH and Kell Blood Group Antigens Among Blood Donors in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)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, ... -
Association between Insulin and Nitric Oxide in Human Retinal Microvascular Endothelial Cells in vitro
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)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 ... -
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 ... -
Prevalence of Gastrointestinal Protoz in Feral Cat Population in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)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 ... -
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 Paper)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 ... -
Is it the time for Hepatitis E virus (HEV) Testing for Blood Donors in Qatar?
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)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 ... -
Novel 1,5-diphenyl-6-substituted 1H-pyrazolo[3,4-d]pyrimidin-4(5H)-ones induced apoptosis in RKO colon cancer cells
( Taylor and Francis Ltd , 2016 , Article)Novel 1,5-diphenyl-6-substituted-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-ones were synthesized and characterized. All compounds were screened for their anti-proliferative activities in five different cancer cell lines. The results ... -
Seroprevalence of Toxoplasma Gondii Among Stray Cats in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)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 ... -
Activation of the pro-oxidant PKC?IIp66Shc Signaling pathway contributes to pericyte dysfunction in skeletal muscles of patients with diabetes with critical limb Ischemia
( American Diabetes Association Inc. , 2016 , Article)Critical limb ischemia (CLI), foot ulcers, former amputation, and impaired regeneration are independent risk factors for limb amputation in subjects with diabetes. The present work investigates whether and by which mechanism ...