Browsing Biological & Environmental Sciences by Title
Now showing items 558-577 of 824
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Neutralizing antibodies against SARS-CoV-2 are higher but decline faster in mRNA vaccinees compared to individuals with natural infection.
( Oxford University Press , 2022 , Article)Waning protection against emerging SARS-CoV-2 variants by pre-existing antibodies elicited due to current vaccination or natural infection is a global concern. Whether this is due to the waning of immunity to SARS-COV-2 ... -
New Bacillus thuringiensis toxin combinations for biological control of Lepidopteran larvae
( Elsevier B.V. , 2014 , Article)Cyt1Aa from Bacillus thuringiensis israelensis is known by its synergistical activity with B. thuringiensis and Bacillus sphaericus toxins. It is able to improve dipteran specific toxins activity and can prevent or overcome ... -
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 ... -
New material of polyacrylic acid-modified graphene oxide composite for phenol remediation from synthetic and real wastewater
( Elsevier , 2022 , Article)In this study, new material of polyacrylic acid-modified graphene oxide (GO-PAA) composite for phenol remediation from synthetic and real wastewater was investigated. The graphene oxide (GO) and GO-PAA were physically and ... -
New product development performance success measures: an exploratory research
( Emerald Group Publishing Ltd. , 2016 , Article)Purpose The purpose of this paper is to identify the NPD performance success measures that manufacturing organisations use to assess the success of their new products. Design/methodology/approach Based on relevant ... -
New records of freshwater crustaceans from vernal pools of Qatar including large branchiopods and a Mysid Shrimp, a natural resource of economic importance for the aquaculture industry
( University of Akron , 2017 , Article Review)During an intensive survey of fresh water macroinvertebrates from vernal and permanent inland waters of Qatar, at the wet seasons of 2016 and 2017, seven species of crustaceans (one cladoceran, one notostaracan, two ... -
Nickel Toxicity Interferes with NO3−/NH4+ Uptake and Nitrogen Metabolic Enzyme Activity in Rice (Oryza sativa L.)
( MDPI , 2022 , Article)The excessive use of nickel (Ni) in manufacturing and various industries has made Ni a serious pollutant in the past few decades. As a micronutrient, Ni is crucial for plant growth at low concentrations, but at higher ... -
No longer locally extinct? Tracing the origins of a lion (Panthera leo) living in Gabon
( Springer Netherlands , 2018 , Article)Lions (Panthera leo) are of particular conservation concern due to evidence of recent, widespread population declines in what has hitherto been seen as a common species, robust to anthropogenic disturbance. Here we use ... -
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 ... -
Novel CD44-downstream signaling pathways mediating breast tumor invasion
( Ivyspring International Publisher , 2018 , Article Review)CD44, also known as homing cell adhesion molecule is a multi-structural cell molecule involved in cell-cell and cell-extracellular matrix communications. CD44 regulates a number of central signaling pathways, including ... -
Novel composite materials of modified roasted date pits using ferrocyanides for the recovery of lithium ions from seawater reverse osmosis brine
( Nature Research , 2021 , Article)In this paper, novel composite materials from modified roasted date pits using ferrocyanides were developed and investigated for the recovery of lithium ions (Li+) from seawater reverse osmosis (RO) brine. Two composite ... -
Novel insights into the nanoadsorption mechanisms of crystal violet using nano-hazelnut shell from aqueous solution
( Elsevier , 2021 , Article)This paper discusses the nanoadsorption mechanisms of crystal violet (CV) using a nano-hazelnut shell (nano-HS) from an aqueous solution. The effect of various factors such as pH, temperature, and initial CV concentration ... -
Novel Prosopis Juliflora Leaf Ethanolic extract as natural Antifungal agent against Botrytis Cinerea: Application on Strawberries’ shelf-life extension
( Qatar University Press , 2021 , Poster)Spoilage from fresh produces is a worldwide concern that accompanies the global increase in food demand. Adverse human health and environmental effects of commercial pesticides is a major public concern. Botrytis cinerea ... -
Novel Prosopis juliflora leaf ethanolic extract as natural antimicrobial agent against food spoiling microorganisms
( Nature Research , 2021 , Article)Fresh produces spoilage is a worldwide concern that accompany the global increase in food demand. Adverse human health and environmental effects of commercial spoilage control agents are major public concern. In this study, ... -
Novel Prosopis juliflora leaf ethanolic extract coating for extending postharvest shelf-life of strawberries
( Elsevier , 2022 , Article)Strawberry (Fragaria x ananassa) is a rich source of nutrients, minerals, and antioxidants including vitamin C. Its susceptibility to mechanical injuries, dehydration, and fungal infections make its postharvest shelf-life ... -
Nox2 activity is required in obesity-mediated alteration of bone remodeling
( Hindawi Limited , 2018 , Article)Despite increasing evidence suggesting a role for NADPH oxidases (Nox) in bone pathophysiology, whether Nox enzymes contribute to obesity-mediated bone remodeling remains to be clearly elucidated. Nox2 is one of the ... -
Nutritional Requirements to Improve Delta-Endotoxins Production of Bacillus thuringiensis var. kurstaki Using Mixed Designs Modelling
( Springer India , 2017 , Article)Bacillus thuringiensiskurstaki is a soil bacterium that produces insecticidal toxins called delta-endotoxins. In order to increase the toxic crystal concentrations in a low-cost culture medium and thus improve the biopesticide ... -
Observations of brown band disease in the Gulf of Mannar, India
( CSIRO , 2021 , Article)The abundance and frequency of coral diseases have increased significantly during recent decades. The Gulf of Mannar in India has well-established coral reefs that have been affected by various climatic and non-climatic ... -
Observations on the postnatal growth and development of captive Ethiopian hedgehogs, Paraechinus aethiopicus, in Qatar
( Walter de Gruyter GmbH , 2016 , Article)The postnatal growth and development of the Ethiopian hedgehog (Paraechinus aethiopicus) were studied in captivity. Seven females produced seven litters that ranged between two and five young (average 3.3, SE±0.42) with ... -
Observed variability in physical and biogeochemical parameters in the central Arabian Gulf
( Elsevier , 2021 , Article)In situ measurements of physical and biogeochemical variables were conducted along a transect in the Exclusive Economic Zone (EEZ) of Qatar during late summer (September 2014) and winter (January 2015) to investigate their ...