Browsing Biological & Environmental Sciences by Title
Now showing items 613-632 of 807
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Potential benefits and risk assessments of using sewage sludge on soil and plants: A review
( Inderscience Enterprises Ltd. , 2019 , Article Review)Fertiliser potential and pollutant risk for the applied sewage sludge in agricultural activities must be specifically evaluated for each sludge due to the fact that there is variation in the characteristics of sludge's in ... -
Potential for native hydrocarbon-degrading bacteria to remediate highly weathered oil-polluted soils in Qatar through self-purification and bioaugmentation in biopiles
( Elsevier B.V. , 2020 , Article)Petroleum-derived contamination events constitute a unique environmental issue in the arid areas because of the weathering processes, accentuated due to harsh conditions and representing the main origin of failure of ... -
The Potential of Marine Microalgae for the Production of Food, Feed, and Fuel (3F)
( Multidisciplinary Digital Publishing Institute (MDPI) , 2022 , Article)Whole-cell microalgae biomass and their specific metabolites are excellent sources of renewable and alternative feedstock for various products. In most cases, the content and quality of whole-cell biomass or specific ... -
Potential of mercury-tolerant bacteria for bio-uptake of mercury leached from discarded fluorescent lamps
( Academic Press , 2019 , Article)In this study, ten bacterial strains were found to be mercury resistant after their isolation from Qatari coastal sediments. Tolerance was found to be up to 100–150 ppm for five strains. Those strains had optimum growth ... -
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, ... -
Preface
( Elsevier , 2022 , Other)It has been over 60 years since the development of the first asymmetric polymeric membrane by Dr. Sidney Loeb and Dr. Srinivasa Sourirajan (University of California, Los Angeles, United States) for seawater desalination. ... -
Preliminary insight into winter native fish assemblages in guadiana estuary salt marshes coping with environmental variability and non-indigenous fish introduction
( MDPI AG , 2017 , Article)This work aims to undertake a preliminary characterization of winter fish assemblages in the salt marsh areas of Guadiana lower estuary (South-East Portugal) and discusses the potential risks of habitat dominance by a ... -
Preliminary results on carbon and nutrients fluxes at the sediment-water interface in natural and planted mangroves, central Arabian Gulf
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Despite the many ecological services and benefits provided by the mangrove ecosystem, deforestation of mangrove ecosystem for industrial and other development has caused irreversible damage in coastal regions throughout ... -
Preliminary Survey on Parasites Infecting Some Amphibian and Reptilian Species from United Arab Emirates and Qatar
( Qatar University , 2002 , Article)The common amphibian toad Bufo orientalis and four species of reptiles (Scincus muscatensis, Mabuya brevicolis, Uromastyx microlepis and Diplometopon zarudnyi) were collected from five localities in the United Arab Emirates ... -
Present day inbreeding does not forbid the forensic utility of commonly explored STR loci: A case study of native Qataris
( Elsevier Ireland Ltd. , 2008 , Article)Allele frequency distribution of 15 short tandem repeat (STR) loci (D8S1179, D21S11, D7S820, CSF1PO, D3S1358, TH01, D13S317, D16S539, D2S1338, D19S433, vWA, TPOX, D18S51, D5S818, and FGA) was studied in a sample of 120 ... -
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 ... -
Prevalence of Toxigenic Fungi and Mycotoxins in Arabic Coffee: Protective Effect of Traditional Coffee Roasting, Brewing and Microbial Volatiles
( Qatar University Press , 2021 , Poster)Like other agricultural crops, fungal infection and synthesis of mycotoxins in coffee leads to significant economic losses. This study is aimed at investigating the prevalence of toxigenic fungi, their metabolites, and the ... -
Prevalence of toxigenic mycobiota and mycotoxins in date palm fruits and investigation on Bacillus cereus 342-2 as biocontrol agent
( Taylor and Francis Ltd. , 2022 , Article)Date palm fruit is consumed as a highly nutritious food item particularly in the Middle East. This work was designed to investigate the occurrence of filamentous moulds, their toxins in date palm fruit samples, and explore ... -
Principles and Applicability of Integrated Remediation Strategies for Heavy Metal Removal/Recovery from Contaminated Environments
( Springer , 2022 , Article)Contamination of agricultural soils with heavy metals present lethal consequences in terms of diverse ecological and environmental problems that entail entry of metal in food chain, soil deterioration, plant growth ... -
PRMT5-PTEN molecular pathway regulates senescence and self-renewal of primary glioblastoma neurosphere cells
( Nature Publishing Group , 2017 , Article)Glioblastoma (GBM) represents the most common and aggressive histologic subtype among malignant astrocytoma and is associated with poor outcomes because of heterogeneous tumour cell population including mature non-stem-like ... -
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 ... -
Production of Polyclonal and Monoclonal Antibodies Against the Bacillus thuringiensis Vegetative Insecticidal Protein Vip3Aa16
( Springer International Publishing AG , 2014 , Article)The aim of this study is to establish a quantitative determination of the vegetative insecticidal protein Vip3A from the culture supernatant of Bacillus thuringiensis either by ELISA or by the conventional quantification ... -
Profile of Mental and Behavioral Disorders Among Preschoolers in a Tertiary Care Hospital in Oman: A Retrospective Study
( Oman Medical Specialty Board , 2016 , Article)Objectives Early diagnosis and prompt treatment of mental and behavioral disorders in preschoolers is critical for a better prognosis, ultimately leading to improved quality of life for both the child and the family. ... -
Promoter–enhancer looping at the PPARγ2 locus during adipogenic differentiation requires the Prmt5 methyltransferase
( Oxford University Press , 2016 , Article)PPARγ2 is a critical lineage-determining transcription factor that is essential for adipogenic differentiation. Here we report characterization of the three-dimensional structure of the PPARγ2 locus after the onset of ...