Browsing Biological & Environmental Sciences by Title
Now showing items 445-464 of 807
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Integration of a Recombinant Chitinase into Bacillus thuringiensis Parasporal Insecticidal Crystal
( Springer-Verlag , 2011 , Article)Chitinases have been successfully used in combination with Bacillus thuringiensis delta-endotoxins forming crystals in order to enhance their insecticidal activities. In this context, we opted for promoting the chitinase ... -
Interaction between indigenous hydrocarbon-degrading bacteria in reconstituted mixtures for remediation of weathered oil in soil
( Elsevier , 2022 , Article)It has been demonstrated that biostimulation is necessary to investigate the interactions between indigenous bacteria and establish an approach for the bioremediation of soils contaminated with weathered oil. This was ... -
Interaction of seawater microorganisms with scalants and antiscalants in reverse osmosis systems
( Elsevier B.V. , 2020 , Article)In this research, the interactions of seawater microorganisms with scalants (minerals like calcium sulfate) and antiscalants in the reverse osmosis (RO) systems were investigated. The interaction of seawater microorganisms ... -
Interactions between marine megafauna and plastic pollution in Southeast Asia
( Elsevier B.V. , 2023 , Other)Southeast (SE) Asia is a highly biodiverse region, yet it is also estimated to cumulatively contribute a third of the total global marine plastic pollution. This threat is known to have adverse impacts on marine megafauna, ... -
Interactions between topsoil properties and ecophysiological responses of mangroves (Avicennia marina) along the tidal gradient in an arid region in Qatar
( the Scientific and Technological Research Council of Turkey (TÜBİTAK). , 2020 , Article)This study investigated the interactions between topsoil properties and ecophysiological responses of Avicennia marina along the tidal gradient in an arid region in Qatar. In February 2017, three plots were established, ... -
Internalization of metal-organic framework nanoparticles in human vascular cells: Implications for cardiovascular disease therapy
( Multidisciplinary Digital Publishing Institute (MDPI) , 2020 , Article)Cardiovascular diseases (CVDs) are the leading cause of morbidity and mortality worldwide. Alteration of endothelial cells and the underlying vasculature plays a central role in the pathogenesis of various CVDs. The ... -
Into the wild: Survival, movement patterns, and weight changes in captive Ethiopian hedgehogs, Paraechinus aethiopicus following their release
( Academic Press , 2018 , Article)The survival, movement, and weight changes of 24 Ethiopian hedgehogs (Paraechinus aethiopicus) were monitored following their release from captivity. A total of 13 females and 11 males were released and radio-tracked for ... -
Introduction to the cyanobacteria
( Springer Netherlands , 2012 , Article)Summary: Features of cyanobacteria are introduced for non-specialists by highlighting topics in the various chapters. Aspects where much more is known now than a decade ago are pointed out, such as the importance of ... -
Investigating chlorophyll and nitrogen levels of mangroves at Al-Khor, Qatar: an integrated chemical analysis and remote sensing approach. Environmental Monitoring and Assessment
( Springer Verlag , 2016 , Article)Mangroves are unique ecosystems that dominate tropical and subtropical coastlines around the world. They provide shelter and nursery to wide variety of species such as fish and birds. Around 73 species of mangroves were ... -
Investigating the effect of polymer-modified graphene oxide coating on RO membrane fouling
( Elsevier , 2022 , Article)The development of novel reverse osmosis (RO) membranes resistant to multiple types of fouling is a need to secure clean water production and meet rising water demands. In this paper, the RO membrane surface-functionalized ... -
Investigating the effect of temperature on calcium sulfate scaling of reverse osmosis membranes using FTIR, SEM-EDX and multivariate analysis
( Elsevier B.V. , 2020 , Article)Membrane fouling is one of the major hurdles in widespread use of seawater reverse osmosis (SWRO) in desalination industry. There are various factors that affect the inorganic fouling or scaling of Reverse osmosis (RO) ... -
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 ... -
Investigating the simultaneous removal of hydrocarbons and heavy metals by highly adapted Bacillus and Pseudomonas strains
( Elsevier , 2022 , Article)The status, content and availability of heavy metals and hydrocarbons are highly affected by weathering processes – particularly – in areas characterized by harsh conditions. Their concomitant removal by highly adapted ... -
Investigation and Application of Bacillus licheniformis Volatile Compounds for the Biological Control of Toxigenic Aspergillus and Penicillium spp
( American Chemical Society , 2019 , Article)The present study was designed to investigate the antagonistic activity of Bacillus licheniformis BL350-2 against mycotoxigenic strains of Aspergillus and Penicillium. In vitro coincubation for 5 days indicated Aspergillus ... -
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 ... -
Investigation of Spatiotemporal Variability of Microplastics in Qatar's Cstal Environment
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)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 ... -
Investigation of the steps involved in the difference of susceptibility of Ephestia kuehniella and Spodoptera littoralis to the Bacillus thuringiensis Vip3Aa16 toxin
( Elsevier , 2011 , Article)BUPM95 is a Bacillus thuringiensis subsp. kurstaki strain producing the Vip3Aa16 toxin with an interesting insecticidal activity against the Lepidopteran larvae Ephestia kuehniella. Study of different steps in the mode of ... -
Investigation on the effect of several parameters involved in the biodegradation of polyethylene (PE) and low-density polyethylene (LDPE) under various seawater environments
( Elsevier , 2024 , Article)This work investigates the biodegradation of polyethylene (PE) and low-density polyethylene (LDPE) and the leaching of their harmful additives. Micro/macro-plastics of both types were subjected to different laboratory-controlled ... -
Investigation on the effect of γ-irradiation on the dielectric and piezoelectric properties of stretchable PVDF/Fe–ZnO nanocomposites for self-powering devices
( Royal Society of Chemistry , 2018 , Article)Stretchable films of PVDF nanocomposites containing iron doped ZnO (Fe-ZnO) nanoflowers are fabricated following simple solution mixing and ?-irradiation treatment. An increase in ?-phase crystallinity is noticed for the ... -
Invitro conservation of some rare and threatened desert plants in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)Background A range of natural factors, invasive animals and human activity have been severely affecting stability of the ecosystem, resulting in the annihilation of plants habitats and so plant endangerment or even extinction. ...