Browsing Biological & Environmental Sciences by Publisher "Elsevier Ltd"
Now showing items 21-40 of 49
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Fungal and aflatoxin contamination of marketed spices
( Elsevier Ltd , 2014 , Article)Fourteen spice samples were collected from local markets in Doha, Qatar, during 2012, and were surveyed for the presence of potentially harmful mycoflora and for contamination with aflatoxins B1, B2, G1, and G2 by ... -
GIS-based spatiotemporal analysis for road traffic crashes; in support of sustainable transportation Planning
( Elsevier Ltd , 2023 , Article)Road traffic crashes pose a significant challenge worldwide, necessitating increased efforts to reduce them and promote sustainable transport systems. This study aimed to investigate spatiotemporal road traffic crashes and ... -
The Gulf: A young sea in decline
( Elsevier Ltd , 2009 , Article)This review examines the substantial changes that have taken place in marine habitats and resources of the Gulf over the past decade. The habitats are especially interesting because of the naturally high levels of temperature ... -
Health risk assessment of Patulin intake through apples and apple-based foods sold in Qatar
( Elsevier Ltd , 2019 , Article)This is the first report on assessing the non-carcinogenic health risk associated with Patulin exposure in Qatar. The concentrations of Patulin, as determined in previous studies, in apples, apple juice, and apple-based ... -
Impact of dietary Trichosporon mycotoxinivorans on ochratoxin A induced immunotoxicity; In vivo study
( Elsevier Ltd , 2019 , Article)Ochratoxin A (OA), the secondary metabolite of certain Aspergillus and Penicillium species, is one of the potent biological immune-suppressor. The present study was designed to explore the in-vivo efficacy of Trichosporon ... -
Improving management of future coastal development in Qatar through ecosystem-based management approaches
( Elsevier Ltd , 2017 , Article Review)The coastline of Qatar is a rich mosaic of productive and diverse ecosystems including mangrove forests, intertidal mudflats (sabkha), seagrass beds, and coral reefs. These ecologically interconnected ecosystems contain a ... -
Indicators for spatial–temporal comparisons of ecosystem service status between regions: A case study of the Taihu River Basin, China
( Elsevier Ltd , 2016 , Article)With the development of ecological science, the demand to integrate ecosystem services into ecological management is increasing. Stakeholders are interested in comparing stocks and ability to supply ecosystem services in ... -
Insights into the removal of lithium and molybdenum from groundwater by adsorption onto activated carbon, bentonite, roasted date pits, and modified-roasted date pits
( Elsevier Ltd , 2022 , Article)This study investigated the removal of lithium (Li) and molybdenum (Mo) from groundwater using activated carbon, bentonite, roasted date pits, and modified-roasted date pits as adsorbents under different experimental ... -
Investigating the microorganisms-calcium sulfate interaction in reverse osmosis systems using SEM-EDX technique
( Elsevier Ltd , 2020 , Article)Membrane fouling affects the performance of membrane technologies such as reverse osmosis (RO), in water treatments and desalination industries. The membrane fouling is a multifaceted phenomenon and various components of ... -
Investigation and application of Bacillus pumilus QBP344-3 in the control of Aspergillus carbonarius and ochratoxin A contamination
( Elsevier Ltd , 2021 , Article)This study was designed to investigate the antifungal activity of Bacillus pumilus 344-3 against toxigenic fungi. In vitro co-incubation assay revealed that A. carbonarius AC82, A. niger AN8 and P. digitatum PD43 are most ... -
Involvement of oxidative stress and growth at high cell density in the viable but nonculturable state of Photorhabdus temperata ssp. temperata strain K122
( Elsevier Ltd , 2010 , Article)Photorhabdus temperata ssp. temperata strain K122 represents a promising source of bioinsecticide. When cultured in an optimized medium, P. temperata exhibited restricted survival in terms of colony-forming ability on solid ... -
Isolation of entomopathogenic Bacillus from a biodynamic olive farm and their pathogenicity to lepidopteran and coleopteran insect pests
( Elsevier Ltd , 2012 , Article)The occurrence of Bacillus entomopathogenic bacteria on a Tunisian biodynamic farm was determined by examining 75 samples from olive tree (Olea europaea L.) habitats. A total of 40 Bacillus isolates were characterized ... -
Microplastics in coastal environments of the Arabian Gulf
( Elsevier Ltd , 2017 , Article)Eight sandy beaches along the coastline of Qatar and four sea surface stations on the eastern coast, adjacent to Doha Bay, were surveyed between December 2014 and March 2015. Microplastics, mainly low density polyethylene ... -
Molecular identification and biocontrol of ochratoxigenic fungi and ochratoxin A in animal feed marketed in the state of Qatar
( Elsevier Ltd , 2023 , Article)Ochratoxin A (OTA) is a toxic fungal metabolite produced by some Aspergillus and Penicillium species. This work was designed to explore the presence of OTA and ochratoxigenic fungi in feed grains marketed in Qatar and their ... -
New ecological redline policy (ERP) to secure ecosystem services in China
( Elsevier Ltd , 2015 , Article)China is facing huge environmental problems, with its current rapid rate of urbanization and industrial-ization causing biodiversity loss, ecosystem degradation, and land resources degradation on a major scale.To overcome ... -
Novel bioadsorbents based on date pits for organophosphorus pesticide remediation from water
( Elsevier Ltd , 2020 , Article)The aim of the study was to examine the efficiency of date pits as an adsorbent to remove the organophosphate pesticide (profenofos) from water. A thermodynamic study was carried out to determine the homogeneity and ... -
The potential of papain and alcalase enzymes and process optimizations to reduce allergenic gliadins in wheat flour
( Elsevier Ltd , 2016 , Article)The objectives of this study were to select effective enzymes that catalyze the hydrolysis of allergenic proteins, gliadins, in wheat flour and to optimize the enzymatic treatment conditions. Six proteases were tested. ... -
Potential of Photorhabdus temperata K122 bioinsecticide in protecting wheat flour against Ephestia kuehniella
( Elsevier Ltd , 2013 , Article)The present study reports investigations on the insecticidal activity of the entomopathogenic bacterium Photorhabdus temperata K122 against the Mediterranean flour moth Ephestia kuehniella. Cultured in the optimized medium, ... -
Prevalence of Fusarium fungi and their toxins in marketed feed
( Elsevier Ltd , 2019 , Article)This study aimed to explore the incidence of Fusarium fungi and their mycotoxins in marketed feed in Qatar. Samples of mixed-grain-cereal, maize, wheat, millet, barley, oat and soybean were tested for the presence of ... -
Produced water characteristics, treatment and reuse: A review
( Elsevier Ltd , 2019 , Article Review)In oil and gas industry, produced water is considered as the largest waste stream, which contains relatively higher concentration of hydrocarbons, heavy metals and other pollutants. Due to the increase in industrial ...