Biological & Environmental Sciences: المرسلات الحديثة
السجلات المعروضة 161 -- 180 من 929
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Seasonal and body size-dependent variability in the bioaccumulation of PAHs and their alkyl homologues in pearl oysters in the central Arabian Gulf
( Elsevier , 2022 , Article)Spatiotemporal concentration patterns for 19 parents and their alkyl homologues were measured in Pinctada radiata from 7 locations in the central Arabian Gulf around Qatar in the winter, spring and summer (2014–2015). The ... -
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 ... -
Zebrafish (Danio rerio) as a Model for the Study of Developmental and Cardiovascular Toxicity of Electronic Cigarettes
( MDPI , 2023 , Article Review)The increasing popularity of electronic cigarettes (e-cigarettes) as an alternative to conventional tobacco products has raised concerns regarding their potential adverse effects. The cardiovascular system undergoes intricate ... -
Microbial Ecology of Qatar, the Arabian Gulf: Possible Roles of Microorganisms
( Frontiers Media , 2021 , Article Review)The Arabian Gulf ranks among the world's most arid and warm regions; the land has high salinity levels with many Sabkhas and receives little precipitation. This region holds about one-third of the world's oil supply. Qatar ... -
The date palm microbiome: A review
( Elsevier , 2023 , Article)Date palm (Phoenix dactylifera) is a significant crop grown in warm, tropical, and arid regions. The microorganisms associated with plants can have positive and negative effects on the growth and yield of crops. Thus, there ... -
Studies on metal–organic framework (MOF) nanomedicine preparations of sildenafil for the future treatment of pulmonary arterial hypertension
( nature , 2021 , Article)Pulmonary arterial hypertension (PAH) is an incurable disease, although symptoms are treated with a range of dilator drugs. Despite their clinical benefits, these drugs are limited by systemic side-effects. It is, therefore, ... -
Metal Organic Frameworks, Their Properties and Future Promises in the Medical Field
( Nova Science Publishers, Inc. , 2021 , Book chapter)Nanotechnology is defined as the manipulation of matter at the atomic and molecular level, with nanomedicine being a subdivision of nanotechnology, where nanoparticles are used in medicine often as a drug delivery vehicle ... -
Infection with Helicobacter pylori may predispose to atherosclerosis: role of inflammation and thickening of intima-media of carotid arteries
( Frontiers Media , 2023 , Article Review)Atherosclerosis is a major instigator of cardiovascular disease (CVD) and a main cause of global morbidity and mortality. The high prevalence of CVD calls for urgent attention to possible preventive measures in order to ... -
Thermal regulation of algae cultures in raceway ponds utilizing ground heat: Improving techno-economic feasibility and process sustainability of large-scale algae production in Qatar
( Elsevier , 2023 , Article)There is an increasing drive for developing sustainable alternatives for fuels, foods, feeds, and chemicals. Algae can play a significant role in this, however the commercialization of microalgal biomass is still limited ... -
Governing desalination, managing the brine: A review and systematization of regulatory and socio-technical issues
( Elsevier , 2023 , Article)Desalination has become an attractive option for addressing water needs or solving problems of increasing water scarcity and short-term supply interruptions. However, several negative environmental impacts are associated ... -
Molecular Evidence of Breast Cancer Cell Proliferation Inhibition by a Combination of Selected Qatari Medicinal Plants Crude Extracts
( MDPI , 2023 , Article): Breast cancer (BC) is the most common malignancy, and conventional medicine has failed to establish efficient treatment modalities. Conventional medicine failed due to lack of knowledge of the mechanisms that underpin ... -
Photochemical grafting of polysulfobetaine onto polyethylene and polystyrene surfaces and investigation of long-term stability of the polysulfobetaine layer in seawater
( John Wiley and Sons Ltd , 2018 , Article)Low-density polyethylene (LDPE) and polystyrene (PS) films with hydrophilic surface were prepared by photochemical grafting of sulfobetaine-based copolymer containing photolabile moiety, and long-term stability of the ... -
Comparative chloroplast genomics of endangered euphorbia species: Insights into hotspot divergence, repetitive sequence variation, and phylogeny
( Multidisciplinary Digital Publishing Institute (MDPI) , 2020 , Article)Euphorbia is one of the largest genera in the Euphorbiaceae family, comprising 2000 species possessing commercial, medicinal, and ornamental importance. However, there are very little data available on their molecular ... -
Foraging and habitat use of common duikers, Sylvicapra grimmia, in a heterogeneous environment within the Soutpansberg, South Africa
( Wiley-Blackwell , 2015 , Article)We investigated aspects of the foraging behaviour and activity patterns of free-ranging common duikers (Sylvicapra grimmia) within the Soutpansberg, South Africa. We used giving-up densities (GUD) and camera traps to test ... -
Assessing uncertainty in sighting records: An example of the Barbary lion
( PeerJ , 2015 , Article)As species become rare and approach extinction, purported sightings can be controversial, especially when scarce management resources are at stake.We consider the probability that each individual sighting of a series is ... -
Foraging and habitat use of eastern cottontails (Sylvilagus floridanus) in an urban landscape
( Springer Nature , 2015 , Article)Urban landscapes such as college campuses, arboretums, and backyards provide excellent habitats for education and research into animal behavior. We investigated aspects of the foraging activity of free-ranging Eastern ... -
Identifying priority landscapes for conservation of snow leopards in Pakistan
( Public Library of Science , 2020 , Article)Pakistan's total estimated snow leopard habitat is about 80,000 km2 of which about half is considered prime habitat. However, this preliminary demarcation was not always in close agreement with the actual distribution-the ... -
Differential survival of nursery-reared Acropora cervicornis outplants along the Florida reef tract
( Wiley-Blackwell , 2020 , Article)In recent decades, the Florida reef tract has lost over 95% of its coral cover. Although isolated coral assemblages persist, coral restoration programs are attempting to recover local coral populations. Listed as threatened ... -
Optimal sampling design for spatial capture–recapture
( Wiley-Blackwell , 2020 , Article)Spatial capture–recapture (SCR) has emerged as the industry standard for estimating population density by leveraging information from spatial locations of repeat encounters of individuals. The precision of density estimates ... -
Effect of soil moisture on the response of soil respiration to open-field experimental warming and precipitation manipulation
( Multidisciplinary Digital Publishing Institute (MDPI) , 2017 , Article)Soil respiration (RS, Soil CO2 efflux) is the second largest carbon (C) flux in global terrestrial ecosystems, and thus, plays an important role in global and regional C cycling; moreover, it acts as a feedback mechanism ...
