Browsing Biological & Environmental Sciences by Title
Now showing items 360-379 of 915
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First jellyfish records for Qatar and further notes on Scyphomedusae species from the Arabian Gulf (Cnidaria, Scyphozoa)
( Cambridge University Press , 2023 , Article)This study focused on a jellyfish monitoring and sampling programme along the eastern Qatar seawaters and reports the first jellyfish records for the Qatar pelagic ecosystem and the occurrence of three scyphozoans: the ... -
A first look at whale sharks in Hawaiian waters: Using citizen science to study the world's largest fish, Rhincodon typus
( John Wiley and Sons Ltd , 2023 , Article)The world's largest fish, the whale shark (Rhincodon typus), is a circum-tropically distributed and globally endangered species, that is widely studied at predictable aggregation sites. The main Hawaiian Islands are not ... -
First record of microsporedean and myxosporeans (Protozoa) infecting some Arabian Gulf fish off the coasts of Emirates and Qatar with a description Myxobolus arabicus n.sp
( Arabian Gulf University , 2002 , Article)During a comprehensive survey carried out on helminth parasites of Arabian Gulf fishes mainly from the coasts of the Emirates and Qatar, two microsporeans and three myxosporeans Protozoa were reported and described for the ... -
FIRST RECORD OF SOME AQUATIC FAUNA COLLECTED FROM QATARI INLAND WATERS WITH REFERENCE TO ARABIAN PENINSULA
( International Journal of Current Research , 2016 , Article)One of the man-made wetland fauna from September 2010 up to June 2013 during random intervals. The investigations have revealed 24 species of macroinvertebrates: one Rotifer, 3 gastropods, one Notostracan, 2 Ostracods, 2 ... -
First report of some adult mosquitoes captured by CDC gravid traps from North-Eastern Qatar
( Elsevier , 2016 , Article)ObjectiveTo report six species of female mosquitoes caught in CDC gravid traps for the first time in Qatar. MethodsFive traps were installed in Al-Khor community, north-eastern Qatar during the outbreak season between ... -
First report of Thielaviopsis punctulata causing black scorch disease on date palm in Qatar
( American Phytopathological Society , 2014 , Article)Ceratocystis radicicola (anamorph: Thielaviopsis paradoxa) was reported as an economically important pathogen causing serious diseases on date palm such as rhizosis (2) and black scorch (3) or as an associated pathogen ... -
Flavin Oxidase-Induced ROS Generation Modulates PKC Biphasic Effect of Resveratrol on Endothelial Cell Survival.
( MDPI , 2019 , Article)Dietary intake of natural antioxidants is thought to impart protection against oxidative-associated cardiovascular diseases. Despite many in vivo studies and clinical trials, this issue has not been conclusively resolved. ... -
Follow up and comparative assessment of IgG, IgA, and neutralizing antibody responses to SARS-CoV-2 between mRNA-vaccinated naïve and unvaccinated naturally infected individuals over 10 months
( Elsevier , 2023 , Article)BackgroundEvidence on the effectiveness of vaccination-induced immunity compared to SARS-CoV-2 natural immunity is warranted to inform vaccination recommendations. AimIn this study, we aimed to conduct a comparative ... -
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 ... -
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 ... -
Foraging in space and time structure an African small mammal community
( Springer Verlag , 2014 , Article)We used live-trapping and foraging to test for the effect of habitat selection and diet on structuring a community of six small mammals and one bird within the Soutpansberg, South Africa. We established grids that straddled ... -
Fouling assemblages on offshore oil platforms: diverse vertical reefs in the Arabian Gulf
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)Coral reefs are one of the most biologically diverse and complex marine ecosystems that are being degraded at rapid rates. This consistent steadily trend is especially critical in coastal areas that have experienced an ... -
Framework of basin eco-compensation standard valuation for cross-regional water supply – a case study in northern China
( Elsevier , 2020 , Article)Basin eco-compensation (BEC) helps balance development opportunities and ecological protection. With rising demand for water and severe ecological problems driven by rapid economic growth, an appropriate BEC standard is ... -
Free vibration of FG-GPLRC conical panel on elastic foundation
( Techno-Press , 2020 , Article)Present research is aimed to investigate the free vibration behavior of functionally graded (FG) nanocomposite conical panel reinforced by graphene platelets (GPLs) on the elastic foundation. Winkler-Pasternak elastic ... -
FTIR Spectroscopy to Reveal Lipid and Protein Changes Induced on Sperm by Capacitation: Bases for an Improvement of Sample Selection in ART.
(2020 , Article)Although being a crucial step for Assisted Reproduction Technologies (ART) success, to date sperm selection is based only on morphology, motility and concentration characteristics. Considering the many possible alterations, ... -
Full-house nephropathy associated with high expression of SPATA5L1 due to a genetic pathogenic variant
( Oxford University Press , 2022 , Article)DEAR EDITOR, Non-lupus full-house nephropathy is a diagnostic challenge of yet unknown aetiology that does not satisfy criteria for SLE classification . Spermatogenesis-associated protein 5-like protein 1 (SPATA5L1) is ... -
Functionalization of reverse osmosis membrane with graphene oxide and polyacrylic acid to control biofouling and mineral scaling
( Elsevier B.V. , 2020 , Article)The polyamide reverse osmosis (RO) membrane was modified with graphene oxide (GO), followed by polymerization of acrylic acid (used as an antiscalant) for the reduction of both biofouling and mineral scaling. After ... -
Functionalization of reverse osmosis membrane with graphene oxide to reduce both membrane scaling and biofouling
( Elsevier Ltd , 2020 , Article)In this paper, commercially available graphene oxide (GO) was used as nanomaterials to modify polyamide reverse osmosis (RO) membrane surface. After functionalization, the membrane surface properties were improved as the ... -
Functionalized cellulose nanocrystals as a novel adsorption material for removal of boron from water
( Elsevier Ltd , 2021 , Article)This study aims to prepare a novel adsorbent containing cellulose nanocrystals (CNC) isolated from date pits (DP) and ionic liquid (IL). The prepared composite of CNC and IL was then loaded onto the DP to prepare IL-CNC@DP ... -
Functionalized cellulose nanocrystals extracted from date pits as agricultural waste for the efficient remediation of molybdenum from groundwater: Performance and mechanistic studies
( Elsevier , 2024 , Article)The adsorption technique has proven to be an excellent option for treating contaminated water. This work was designed to investigate the efficient remediation of molybdenum (Mo(VI)) from groundwater by using a novel adsorbent ...