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السجلات المعروضة 81 -- 100 من 102
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Screening the growth inhibition mechanism of sulfate reducing bacteria by chitosan/lignosulfonate nanocomposite (CS@LS) in seawater media
( Elsevier , 2021 , Article)Sulfate-reducing bacteria (SRBs) induced biofilm formation is a global industrial concern due to its role in the development of microbial-induced corrosion (MIC). Herein, we have developed a biodegradable chitosan/lignosulfonate ... -
Seroprevalence of West Nile Virus among Healthy Blood Donors from Different National Populations Residing in Qatar
( Elsevier , 2020 , Article)ObjectiveTo estimate the age- and nationality-specific West Nile virus (WNV) seroprevalence in select Middle East and North Africa (MENA) populations residing in Qatar. MethodsSera were collected from male blood donors ... -
Sestrin2 suppression aggravates oxidative stress and apoptosis in endothelial cells subjected to pharmacologically induced endoplasmic reticulum stress
( Elsevier , 2021 , Article)Endoplasmic reticulum (ER) stress is an inflammatory response that contributes to endothelial dysfunction, a hallmark of cardiovascular diseases, in close interplay with oxidative stress. Recently, Sestrin2 (SESN2) emerged ... -
A single tube system for the detection of Mycobacterium tuberculosis DNA using gold nanoparticles based FRET assay
( Elsevier , 2017 , Other)The global combat against MTB is limited by challenges in accurate affordable detection. In this study, a rapid, affordable, single tube system for detection of unamplified MTB16s rDNA was developed. Utilizing a AuNP based ... -
A single tube system for the detection of Mycobacterium tuberculosis DNA using gold nanoparticles based FRET assay
( Elsevier , 2017 , Article)Abstract The global combat against MTB is limited by challenges in accurate affordable detection. In this study, a rapid, affordable, single tube system for detection of unamplified MTB16s rDNA was developed. Utilizing a ... -
Solar cultivation of microalgae in a desert environment for the development of techno-functional feed ingredients for aquaculture in Qatar
( Elsevier , 2022 , Article)The demand for aquaculture feed will increase in the coming years in order to ensure food security for a growing global population. Microalgae represent a potential fish-feed ingredient; however, the feasibility of their ... -
Stem cell-based approaches in cardiac tissue engineering: controlling the microenvironment for autologous cells
( Elsevier , 2021 , Article)Cardiovascular disease is one of the leading causes of mortality worldwide. Cardiac tissue engineering strategies focusing on biomaterial scaffolds incorporating cells and growth factors are emerging as highly promising ... -
Substantial cell apoptosis provoked by naked PAMAM dendrimers in HER2-positive human breast cancer via JNK and ERK1/ERK2 signalling pathways
( Elsevier , 2021 , Article)HER2-positive breast cancer is one of its most challenging subtypes, forming around 15–25% of the total cases. It is characterized by aggressive behavior and treatment resistance. On the other hand, poly (amidoamine) (PAMAM) ... -
Suppression of GATA-3 increases adipogenesis, reduces inflammation and improves insulin sensitivity in 3T3L-1 preadipocytes
( Elsevier , 2020 , Article)© 2020 Impaired adipogenesis plays an important role in the development of obesity-associated insulin resistance and type 2 diabetes. Adipose tissue inflammation is a crucial mediator of this process. GATA-3 plays important ... -
A TaqMan real-time PCR-based assay for the identification of Fasciola spp.
( Elsevier , 2011 , Article)Real time quantitative PCR (qPCR) is one of the key technologies of the post-genome era, with clear advantages compared to normal end-point PCR. In this paper, we report the first qPCR-based assay for the identification ... -
Therapeutic potential of flavonoids in cancer: ROS-mediated mechanisms
( Elsevier , 2022 , Article)Cancer is a leading cause of morbidity and mortality around the globe. Reactive oxygen species (ROS) play contradicting roles in cancer incidence and progression. Antioxidants have attracted attention as emerging therapeutic ... -
The therapeutic potential of matcha tea: A critical review on human and animal studies
( Elsevier , 2023 , Article Review)Matcha is a powdered form of Japanese green tea that has been gaining global popularity recently. Matcha tea has various health benefits, including an enhancing effect on cognitive function, cardio-metabolic health, and ... -
Toxicity assessment of di(2-ethylhexyl) phthalate using zebrafish embryos: Cardiotoxic potential
( Elsevier , 2024 , Article)Plasticizers are considered as newly emerged contaminants. They are added to plastics to increase their flexibility and softness. Phthalate plasticizers including the Di-2-ethylhexyl phthalates (DEHP) are toxic and induce ... -
Toxicity evaluation of selected ionic liquid compounds on embryonic development of Zebrafish.
( Elsevier , 2018 , Article)Hydrate formation in seafloor pipelines is considered an economic and flow assurance issue for the oil and gas industries. Ionic liquids (ILs) have been recently used as potential hydrate inhibitors. Although branded as ... -
Trends in fecal carriage of carbapenemase-producing Enterobacterales in children before and after the implementation of international travel restrictions in response to COVID-19
( Elsevier , 2021 , Other)Qatar is located on the northeast coast of the Arabian Peninsula with a large expatriate population comprising 86% of the country's population, most of whom originate from Indian subcontinent countries [1]. International ... -
Two prolonged viremic SARS-CoV-2 infections with conserved viral genome for two months
( Elsevier , 2021 , Article)We document two cases of viremic and prolonged active infection with the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) where the viral genome was conserved for two months, but infection was with little or ... -
Viral metagenomics analysis of stool specimens from children with unresolved gastroenteritis in Qatar
( Elsevier , 2022 , Article)Acute gastroenteritis (AGE) is associated with significant global morbidity and mortality, especially among children under five years of age. Viruses are well established as etiologic agents of gastroenteritis since they ... -
Visible Light Photocatalytic Activity of Ag/WO3 Nanoparticles and its Antibacterial Activity Under Ambient Light and in The Dark
( Elsevier , 2022 , Article)Nanomaterial such as metals and metal oxide photocatalysts have emerged as important tools for removing contaminants from wastewater and as antibacterial agents to prevent infections; this is mainly due to their stability ... -
Wastewater-based epidemiology for tracking bacterial diversity and antibiotic resistance in COVID-19 isolation hospitals in Qatar
( Elsevier , 2023 , Article)BackgroundHospitals are hotspots for antimicrobial resistance genes (ARGs), and play a significant role in their emergence and spread. Large numbers of ARGs will be ejected from hospitals via wastewater systems. Wastewater-based ... -
Will influenza A(H3N8) cause a major public health threat?
( Elsevier , 2022 , Other)The diversity of zoonotic influenza viruses and their ability to cross the species barrier has always been alarming and requires continuous surveillance in both human and animal populations. Avian A(H3N8) influenza viruses ...