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781
Serum 25-hydroxyvitamin D concentrations are inversely associated with body adiposity measurements but the association with bone mass is non-linear in postmenopausal women
منشور في 2021"…In multivariable adjusted analysis, no association was found between serum 25(OH)D concentration and bone mass when serum 25(OH)D was categorized. In a continuous variable analysis, the association between 25(OH)D and bone mass was significant, non-linear, inverse ‘U’. …"
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article -
782
Feeder protection challenges with high penetration of inverter based distributed generation
منشور في 2013"…The increasing proportion of inverter based distributed generation (DG) in the power system may limit the short circuit power available at distribution substations and consequently cause significant troubles for the protection of distribution feeders where DG are connected. …"
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conferenceObject -
783
Shear Behavior of One-Way Reinforced Concrete Hollow Slabs Voided with PET Void Formers
منشور في 2023احصل على النص الكامل
doctoralThesis -
784
Waterpipe Tobacco Smoke Nicotine Mediates Resilience to Chronic Stress by Activating BDNF Signaling
منشور في 2020"…Even though initially, WTS decreased anxiety-like behaviors it was found that prolonged exposure after the completion of CSDS significantly induced anxiety-like behaviors. …"
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masterThesis -
785
The effect of Hydrogen Peroxide treatments on dental enamel porosity and protein structure and its long-term implications on tooth hardness and optical properties
منشور في 2025"…Hardness analysis revealed significant decreases in microhardness in the bleached group compared to the control group (<i>p </i> < 0.05). …"
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786
The Grid Iron Patterns & Detached Villas as the Main Drivers of Sharjah City’s Urban Sprawl
منشور في 2021"…On the demographic side, the massive external population migration that trickled towards the city resulted in a major defect in its demographic structure, which represented a decrease in the percentage of the citizen population to only about 10% of the non-citizen population. …"
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787
School children growth monitoring program in the state of Qatar: Observations from two survey rounds in 2016–17 and 2019–20
منشور في 2023"…</p><h3>Results</h3><p dir="ltr">Overall, the proportion of overweight and obese category of students increased from 44% in 2016–17 to 49.3% in 2019–20 with a decrease in the proportion of students in normal BMI‐z‐score category (from 48.8% to 47.8%) and severe thinness and thinness category (from 7.3% to 3%) between two rounds of growth monitoring survey. …"
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788
Evaluation of waterpipe smoke toxicity in C57BL/6 mice model
منشور في 2020"…Our results mainly showed a significant increase in urea serum levels (+28%) in SE mice along with renal pathological damage in both SE and DE mice compared to CON. …"
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article -
789
A Brief Review on the Development Progress of High-Efficiency Klystrons
منشور في 2025"…The development of mathematical and computer models of beam-wave interactions in klystrons plays a pivotal role in significantly increasing the efficiency of these devices. …"
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790
Circulating exosomal immuno-oncological checkpoints and cytokines are potential biomarkers to monitor tumor response to anti-PD-1/PD-L1 therapy in non-small cell lung cancer patien...
منشور في 2023"…Non-responding patients showed a significant increase in exosomal-PD-L1 (p=0.0078). Furthermore, responding-patients without liver-metastasis showed significant-upregulation of PD-1 (p=0.0070), and downregulation of ULBP1 (p=0.0137) and Siglec-7 (p=0.0037). …"
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791
Associations between Bone Mineral Density and WOMAC Scores in Healthy Individuals: Insights from the Qatar Biobank
منشور في 2024"…However, BMD measures significantly contributed to predicting stiffness after controlling for sociodemographic variables (R<sup>2</sup> = 0.065, ΔF(7, 1724) = 3.34, p= 0.002), with a higher total body BMD associated with increased stiffness and a higher trunk BMD associated with decreased stiffness. …"
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792
Inappropriate Medication Use in Elderly Lebanese Outpatients
منشور في 2006"…With increasing availability of newer and more appropriate medications, use of potentially inappropriate drugs may decrease. Pharmacists have a major role to play in counselling patients about the importance of appropriate drug use.…"
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article -
793
Ratings of Perceived Exertion Misclassify Intensities for Sedentary Older Adults During Graded Cycling Test: Effect of Supramaximal High-Intensity Interval Training
منشور في 2018"…For both groups, RPE decreases with SCE at 10 min following graded test correlated significantly to V˙O<sub>2</sub> (r = 0.61, p < 0.01). …"
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794
The relationship between Determinants of Risk Governance assurance and efficacy of the Public projects in the Government of Dubai from the perspective of Internal Audit Function
منشور في 2018"…While a significant sector of research is devoted to risk management in Europe and the United States, the unique culture, location and economy of the United Arab Emirates and Dubai, in particular, have to be incorporated into the understanding of local risk management in order to reach the best outcomes. …"
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795
The Challenges of Corporate Governance Systems for Construction Project Management
منشور في 2014"…With the increasing levels of globalization resulting from liberalization of markets, efficient flow of information, and integration of economies, the industry is turning its attention to the global market. …"
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796
Can Ease of Doing Business Shorten the Distance and Attract Foreign Direct Investment
منشور في 2021"…Using this measure, our results show that a favorable business climate has a significant moderating effect on the risks that a MNC faces when investing in countries with significantly different wealth levels. …"
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797
Wild carrot pentane-based fractions suppress proliferation of human HaCaT keratinocytes and protect against chemically-induced skin cancer
منشور في 2017"…Results All fractions exhibited significant cytotoxicity, with HaCaT cells being 2.4–3 times less sensitive than HaCaT-ras A5 (benign tumorigenic), and HaCaT-ras II4 (malignant) cells. …"
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article -
798
Effect of sintering temperature of NBT–6BT lead-free ceramics on the structural, ferroelectric and piezoelectric properties
منشور في 2022"…The XRD results show that the 850 °C is the best calcination temperature, where the NBT-6BT ceramic had the largest crystallite size with a dense sample, 96% of the theoretical value. However, the density decreased significantly with increasing the calcination temperature above 850 °C due to the secondary phase formation. …"
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799
Predicting stability of classes in an object-oriented system
منشور في 2010"…However, in almost all cases, these models were not efficient when used to predict the quality characteristics (stability or other) of new unseen software as their prediction accuracy decreases significantly. In this paper, we present a heuristic approach that relies on the adaptation and recombination of already built predictive models to new unseen software.The predictive models are all rule-based models and the approach is tested on the stability of classes in an object-oriented software system. …"
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article -
800
Fraud
منشور في 2017"…Because of the recent collapse of several major companies, investors' confidence in audited financial statements has decreased significantly. Fraud has been a major topic among many scholars and stakeholders due to its importance and impact on financial statements and economies at large. …"
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article