-
121
Competition vs cooperation: An agent based model for sustainable tomatoes’ import system
منشور في 2024"…Based on the research findings, a competitive global market can bring economic benefits to Qatar as an importing nation, but this approach also entails substantial <u>water consumption</u> and results in significant environmental emissions. Conversely, collaboration among exporting countries demonstrates a potential 20% reduction in water usage and a 15% decrease in environmental emissions compared to the competitive scenario, offering enhanced environmental performance albeit at<u> higher economic costs</u>. …"
-
122
Analyzing the Influence of Climate and Anthropogenic Development on Vegetation Cover in the Coastal Ecosystems of GCC
منشور في 2025"…Our results revealed significant changes in land cover, as seen by an increase in artificial built-up areas by 15.5% in two decades and a corresponding decrease in bareland and dense vegetation. …"
-
123
Release of colloids in saturated porous media under transient hydro-chemical conditions: A pore-scale study
منشور في 2021"…<p dir="ltr">The deposition and consequent release of colloids pose a significant challenge to the environment, groundwater quality and human health. …"
-
124
Pleiotropic functions of the tumor- and metastasis-suppressing matrix metalloproteinase-8 in mammary cancer in MMTV-PyMT transgenic mice
منشور في 2015"…Using quantitative real-time RT-PCR, we tracked the expression of the entire Mmp and Timp gene families, observing a significant decrease in Mmp3 expression in Mmp8-null tumors compared to wild-type and heterozygotes throughout the time course of the model, which was confirmed at the protein level. …"
-
125
Comparative Study on Beneficial Effects of Hydroxytyrosol- and Oleuropein-Rich Olive Leaf Extracts on High-Fat Diet-Induced Lipid Metabolism Disturbance and Liver Injury in Rats
منشور في 2020"…Equally, it showed a rise of the apoptotic markers (a decrease in the expression of the Bcl-2 and an increase of the P53). …"
-
126
Regional variations in incidence of surgical site infection and associated risk factors in women undergoing cesarean section: A systematic review and Meta-Analysis
منشور في 2025"…Meta-regression showed a significant decrease in SSI incidence in HICs. Maternal factors, procedural aspects, and care quality were associated with SSI. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
127
Factors Affecting the Liquidity of the Qatar Stock Exchange
منشور في 2022"…On the other hand, stock returns significantly increase the bid-ask spread and decrease the turnover ratio, decreasing the overall liquidity of Qatar Stock Exchange. …"
-
128
Wave-packet dynamics in monolayer graphene with periodic scattering potentials
منشور في 2025"…We found that, despite the pronounced Klein <u>tunneling</u> effect in graphene, the presence of a lattice of defects significantly impacts the propagation properties of the wave packets. …"
-
129
Intravenous administration of gold nanoparticles in rats exhibit alterations in sphingomyelins, bile acids, sphingolipids, and cholesterol esters levels
منشور في 2024"…<p dir="ltr">Nanoparticles (NP) have gained significant attention in biomedical research due to their unique properties and potential applications in drug delivery, imaging, and diagnostics. …"
-
130
High flow nasal oxygen (HFNO) in the treatment of COVID-19 infection of adult patients from – An emergency perspective: A systematic review and meta-analysis
منشور في 2023"…HFNO was associated with a significant decrease in mortality and intubation rates (0.28 (95% CI; 0.19, 0.39) and 0.28 (95% CI; 0.18, 0.41), respectively). …"
-
131
Hypoxic Stress Induces Complement-Mediated Lysis of Mesenchymal Stem Cells by Downregulating Factor H and CD59
منشور في 2024"…</p><h3>Results</h3><p dir="ltr">Our results showed for the first time that severe hypoxia can significantly impair Factor H secretion and CD59 expression in MSCs. …"
-
132
Towards secure private and trustworthy human-centric embedded machine learning: An emotion-aware facial recognition case study
منشور في 2023"…However, despite the significant impact of AI design on human interests, the security and trustworthiness of edge AI applications are not foolproof and ethicalneither foolproof nor ethical; Moreover, social norms are often ignored duringin the design, implementation, and deployment of edge AI systems. …"
-
133
Short-term outcomes of anterior cruciate ligament reconstruction with or without lateral tenodesis or anterolateral ligament reconstruction: a retrospective cohort
منشور في 2023"…However, there was a significant decrease in postoperative flexion in the ACL and ALL reconstruction group by a mean of 22° (95% CI − 40.7 − 3.4; P = 0.02) at 6 weeks compared to ACLR alone, which was not evident on later follow-ups.…"
-
134
Fourier-Transform Infrared Imaging Spectroscopy and Laser Ablation -ICPMS New Vistas for Biochemical Analyses of Ischemic Stroke in Rat Brain
منشور في 2018"…</p><p dir="ltr"><br></p><h3>Results</h3><p dir="ltr">The FTIR results revealed that in the lesioned gray matter the relative distribution of lipid, lipid acyl and protein contents decreased significantly. Also at this locus, there was a significant increase in aggregated protein as detected by high-levels Aβ1-42. …"
-
135
A Sociodemographic Analysis of the Impact of COVID-19-Related Schools’ Closure on the Diet and Physical Activity of Children and Adolescents in Qatar
منشور في 2023"…Male to female ratio was almost 1:1. We found a significant decrease in the intake of vegetables, increases in the intake of soft drinks, fried food, fast food, and sweets, and a reduction in physical activity during schools’ closure compared to before. …"
-
136
The Intentions of Political Crowdfunding Adoption in Indonesia: from the View of Civic Voluntarism Model
منشور في 2021"…Its quantitative research methodology involves using a web-based survey as a data collection method. The study analyzed the collected data by utilizing the Partial Least Squares Structural Equation Modeling (PLS-SEM) approach on SmartPLS 3 statistical software. …"
-
137
Structural and physical properties of the dust particles in Qatar and their influence on the PV panel performance
منشور في 2016"…<p dir="ltr">Recently, extensive R&D has been conducted, both by industry and academia, to significantly raise the conversion efficiency of commercial photovoltaic (PV) modules. …"
-
138
A kinetic evaluation of nutrient and organic matter removal in greywater for green Walls: Assessing the performance of Mineral-Based, Organic, and Waste-Derived plant support media
منشور في 2024"…However, when accounting for leaching, which was significant in some organic media but expected to decrease with time, most organic media (SCG, date seeds, coco coir and bone) achieved around 80 % TOC removal. …"
-
139
Trends of the Dementia Burden in South Asia: An Analysis of 2021 Global Burden of Disease Study
منشور في 2025"…</p><h3>Results</h3><p dir="ltr">A slight decrease in incidence rates from 80.57 to 79 per 100,000 was observed, alongside a significant increase in mortality rates from 14.11 to 17.2 per 100,000. …"
-
140
Preparation of Mesoporous/Microporous MnCo<sub>2</sub>O<sub>4</sub> and Nanocubic MnCr<sub>2</sub>O<sub>4</sub> Using a Single Step Solution Combustion Synthesis for Bifunction Oxy...
منشور في 2020"…Chronoamperometric (CA) runs for 24 h shows excellent stability of MnCo<sub>2</sub>O<sub>4</sub> without any significant decrease in the current or potential value in ORR and OER. …"