Biological & Environmental Sciences: المرسلات الحديثة
السجلات المعروضة 501 -- 520 من 931
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Global change: The Arabian Gulf ecosystem- An introduction
( Hamad bin Khalifa University Press (HBKU Press) , 2015 , Conference)The Arabian Gulf is a main source of wealth and food for the people of the Gulf countries. For hundreds of years, the Gulf used to be the main source for some of the finest pearls in the world. It harbors highly diverse ... -
Investigation of Spatiotemporal Variability of Microplastics in Qatar's Cstal Environment
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)There has been a tremendous proliferation in plastic production in the last five decades due to its low cost and versatile applications. Plastic debris dominates the marine litter globally and has been found in the most ... -
Vertical zonation and functional diversity of fish assemblages revealed by ROV videos at oil platforms in The Gulf
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference)About one third of the oil and gas extracted worldwide comes from offshore sources. There is currently thousands of large-scale oil and gas platforms spread across the seas and coastal oceans, from the North Sea to the ... -
Determination of the levels of Particulate Matter 25 and 10 and their elemental Composition in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference)Particulate matter (PM) pollution is one of the major environmental pollution issues severely affecting human health and air quality all over the world. Based on the recent World Health Organization (WHO) report, PM levels ... -
A survey on selfreported handling practices and food safety knowledge of workers at the major produce market in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference)Food handling practices (FHP) is one of the most important stage where microbes can be introduced into produce through the infected food handlers or by cross-contamination. The fresh produce market in Doha, Qatar is the ... -
An Integrated Apprch for Enhancing Food Safety in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference)This study was carried out to assess hygiene conditions, food handling practices, food safety knowledge of food service providers (FSPs), and the microbial quality of food served in different food service establishments ... -
Brief Report: Polymorphisms in TNF-α/TNFR1 Pathway Genes Are Associated With CD4+ T-Cell Recovery in HIV-1–Infected Individuals on Antiretroviral Therapy
( NLM (Medline) , 2021 , Article)Background: Antiretroviral therapy (ART) is an important hallmark of HIV-1 treatment, enabling viral load suppression to undetectable levels and CD4+ T-cell recovery. However, some individuals do not recover the CD4+ ... -
Do inflammasome impact COVID-19 severity?
( Springer , 2021 , Article Review)COVID-19 pandemic has proven to be a dramatic challenge, introducing huge clinical differences that demand extensive investigations. Severe and critical patients may present coagulopathies and microthrombi, which results ... -
Cadmium: An Emerging Role in Adipose Tissue Dysfunction
( Springer , 2021 , Article Review)Cadmium (Cd) is a toxic heavy metal that is widespread in the environment due to the substantial anthropogenic inputs from the agriculture and industrial sectors. The toxic impact of Cd adversely affects human health and ... -
Chronic Cadmium Exposure Alters Cardiac Matrix Metalloproteinases in the Heart of Sprague-Dawley Rat
( Frontiers Media , 2021 , Article)The aim of this study was to evaluate the role of chronic cadmium exposure in modulating cardiac matrix metalloproteinases (MMPs) in the heart of rats. Adult male Sprague-Dawley rats were exposed to 15 ppm CdCl2 in drinking ... -
Detection of multimycotoxins in camel feed and milk samples and their comparison with the levels in cow milk
( Wiley Open Access , 2022 , Article)Camel milk has been considered as an important source of nutrients and is commercialized in many countries of the world including the Middle East. This study aimed to investigate the presence of mycotoxins in camel feed ... -
Direct inactivation of SARS-CoV-2 by low level blue photobiomodulation LED at 470, 454 and 450 nm.
( Wiley , 2022 , Article)Blue light has been already reported as able to counteract different types of microorganisms including Gram-positive and Gram-negative bacteria, fungi and viruses, especially the enveloped ones. It has been reported that ... -
Recent Developments in Nanomaterials-Based Drug Delivery and Upgrading Treatment of Cardiovascular Diseases
( MDPI , 2022 , Article)Cardiovascular diseases (CVDs) are the leading causes of morbidity and mortality worldwide. However, despite the recent developments in the management of CVDs, the early and long outcomes vary considerably in patients, ... -
Blue Laser Light Counteracts HSV-1 in the SH-SY5Y Neuronal Cell Model of Infection
( MDPI , 2022 , Article)Herpes simplex virus 1 (HSV-1) is wide-spread virus that triggers painful and recurrent infections, as herpes labialis, causing blister lesions on the lip. HSV-1 infection can be a lifelong condition starting from childhood ... -
Determination of total flavonoid content by aluminum chloride assay: A critical evaluation
( Elsevier , 2021 , Article)Flavonoids are important natural bioactive compounds. Quantitation of total flavonoid content (TFC) is widely performed using the aluminum chloride colorimetric assay against a flavonoid standard assuming equal responses ... -
Persistent viral infectivity after 27 days from COVID-19 symptoms onset
( BMJ Publishing Group , 2021 , Article)The persistence of SARS-CoV- 2 in pharyngeal swabs belonging to patients affected by COVID-19 is not a rare occurrence. Indeed, the viral load determined through real-time reverse-transcriptase PCR (rRT-PCR) test peaks at ... -
Strategies and Perspectives for UV Resonance Raman Applicability in Clinical Analyses of Human Sperm RNA.
( MDPI , 2021 , Article)Developing a deeper knowledge about the impact of DNA and RNA epigenetic mutations on sperm production and fertilization performance is essential for selecting best quality samples in Assisted Reproductive Technologies ... -
Neck circumference predicts mortality in hospitalized COVID-19 patients
( MDPI , 2021 , Article)We aimed to determine whether neck circumference predicts mortality among hospitalized COVID-19 patients with respiratory failure. We performed a prospective multicenter (Italy and Brasil) study carried out from March to ... -
Hiv-1 infection transcriptomics: Meta-analysis of cd4+ t cells gene expression profiles
( MDPI , 2021 , Article Review)HIV-1 infection elicits a complex dynamic of the expression various host genes. High throughput sequencing added an expressive amount of information regarding HIV-1 infections and pathogenesis. RNA sequencing (RNA-Seq) is ... -
25-Hydroxyvitamin D serum levels inversely correlate to disease severity and serum C-reactive protein levels in patients with hidradenitis suppurativa
( Wiley , 2021 , Other)Vitamin D exerts functions in skin physiology by modulating keratinocyte proliferation and different immunoregulatory processes.1 In several dermatoses, vitamin D correlates to disease severity and is significantly lower ...
