Browsing Biological & Environmental Sciences by Title
Now showing items 23-42 of 858
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Adsorption of ochratoxin A from grape juice by yeast cells immobilised in calcium alginate beads
( Elsevier , 2016 , Article)Grape juice can be easily contaminated with ochratoxin A (OTA), one of the known mycotoxins with the greatest public health significance. Among the different approaches to decontaminate juice from this mycotoxin, microbiological ... -
Adsorptive batch and biological treatments of produced water: Recent progresses, challenges, and potentials
( Academic Press , 2021 , Article)Produced water is responsible for the largest contribution in terms of waste stream volume associated with the production of oil and gas. Characterization of produced water is very crucial for the determination of its main ... -
Adsorptive Removal of Arsenic and Mercury from Aqueous Solutions by Eucalyptus Leaves
( Springer International Publishing , 2017 , Article)The study is a first-time investigation into the use of Eucalyptus leaves as a low-cost herbal adsorbent for the removal of arsenic (As) and mercury (Hg) from aqueous solutions. The adsorption capacity and efficiency were ... -
Adsorptive removal of mercury from water by adsorbents derived from date pits
( Nature Publishing Group , 2019 , Article)The current work presented here focuses on the remediation of mercury from water using modified low-cost materials. Modified date pits, low cost, minimal pretreatment steps and locally abundant agricultural waste materials ... -
Advanced photodynamic therapy with an engineered M13 phage targeting EGFR: Mitochondrial localization and autophagy induction in ovarian cancer cell lines
( Elsevier , 2022 , Article)Photodynamic therapy (PDT) is a potential synergistic approach to chemotherapy for treating ovarian cancer, the most lethal gynecologic malignancy. Here we used M13 bacteriophage as a targeted vector for the efficient ... -
Age, growth, population dynamics and stock status of Perna perna in Omani waters
( Triveni Enterprises , 2018 , Article)Aim: Population parameters such as growth, recruitment pattern, mortality, exploitation rate and the length-weight relationship were investigated for the brown mussel, Perna pernain Omani waters. Methodology: Monthly ... -
Agricultural Waste-Based Alternative Adsorbents for the Remediation of Organophosphate Pesticide from Water
( Springer Nature , 2022 , Conference Paper)The study focuses on using agricultural waste-based alternative adsorbents for the remediation of organophosphate pesticide-profenofos from water. Date pits agricultural wastes were used to prepare three types of adsorbents, ... -
Agroecology as a Climate Change Adaptation Strategy for Smallholders of Tehri-Garhwal in the Indian Himalayan Region
( Springer Netherlands , 2017 , Article)Climate change is expected to increase temperatures and rainfall in the Himalayan region and place stress on local livelihoods by affecting agro-biodiversity, crop yield, cropping patterns and the species composition of ... -
Agrotis segetum midgut putative receptor of Bacillus thuringiensis vegetative insecticidal protein Vip3Aa16 differs from that of Cry1Ac toxin
( Elsevier Inc. , 2013 , Article)Considering the fact that Agrotis segetum is one of the most pathogenic insects to vegetables and cereals in the world, particularly in Africa, the mode of action of Vip3Aa16 of Bacillus thuringiensis BUPM95 and Cry1Ac of ... -
Algal toxins and producers in the marine waters of Qatar, Arabian Gulf
( Elsevier Ltd , 2016 , Article)Harmful Algal Bloom species are ubiquitous and their blooms occur in the Arabian Gulf. In this study, two cruises were performed in 2012 and 2013 to collect phytoplankton samples from 4 sites in the Arabian Gulf. Toxin ... -
Algal-algal bioflocculation enhances the recovery efficiency of Picochlorum sp. QUCCCM130 with low auto-settling capacity
( Elsevier B.V. , 2023 , Article)Large-scale production of microalgal biomass is still considered non-viable due to the high cost and energy required for harvesting. A fast, cost-effective, and successful harvesting technique has become widely sought after ... -
Algal-algal bioflocculation enhances the recovery efficiency of Picochlorum sp. QUCCCM130 with low auto-settling capacity
( Elsevier B.V. , 2023 , Article)Large-scale production of microalgal biomass is still considered non-viable due to the high cost and energy required for harvesting. A fast, cost-effective, and successful harvesting technique has become widely sought after ... -
Allelopathic Effects of the Invasive Prosopis juliflora (Sw.) DC. on Native Plants: Perspectives toward Agrosystems
( MDPI , 2023 , Article)Prosopis juliflora (Sw.) DC. Is highly recognized for its invasive character and its detrimental effects on different plant species across the world. In this study, a field survey was performed to assess the impact of P. ... -
Allelopathic effects of the invasive Prosopis juliflora (sw.) Dc. On seed germination of selected Qatari native plant species
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)P. juliflora is highly recognized for its invasive character and its detrimental effects on different plant species due to the presence of allelochemicals across the world. The purpose of this study is to assess the ... -
Ameliorative role of dietary activated carbon against ochratoxin-A induced oxidative damage, suppressed performance and toxicological effects
( Taylor and Francis Ltd. , 2022 , Article)The present study reports that dietary addition of 2.5, 5.0, 10.0 g/kg activated charcoal (AC) in broiler feed contaminated with 0.15, 0.3 and 1.0 mg/kg ochratoxin A (OTA) showed a partial reduction in intensity of mycotoxins ... -
Amino acids Y229 and F603 are involved in Bacillus thuringiensis Cry1Ac delta-endotoxin stability and toxicity
( Blackwell Publishing , 2012 , Article)Bacillus thuringiensis Cry1Ac toxin shares structurally five conserved blocs with the other δ-endotoxins. To study the role of some amino acids belonging to these regions, two mutations, Y(229) P and F(603) S, were introduced ... -
An Analysis of the Comprehensive Implementation of Strategic Plans in Emerging Economies: The United Arab Emirates as a Case Study
( Wiley-Blackwell , 2016 , Article)Despite the potentially important impact of strategy implementation on organizational performance, relatively little has been discovered so far about its antecedents and consequences. This study aims to help fill this gap ... -
An estimation of erinaceidae phylogeny: A combined analysis approach
( Public Library of Science , 2012 , Article)Background: Erinaceidae is a family of small mammals that include the spiny hedgehogs (Erinaceinae) and the silky-furred moonrats and gymnures (Galericinae). These animals are widely distributed across Eurasia and Africa, ... -
An Integrated Apprch for Enhancing Food Safety in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)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 ... -
An integrated approach for produced water treatment using microemulsions modified activated carbon
( Elsevier Ltd , 2019 , Article)In this study, the physical and chemical characterization of produced water was done followed by treatment through sand filtration coupled with activated carbon microemulsion modified activated carbon techniques. The results ...