Search Results - "Elkady, Ahmed"

FM-2D - open-source platform for the 2-dimensional numerical modeling and seismic analysis of buildings by Elkady, Ahmed

“…Computer tools have been recently become available to simplify the implementation of the challenging probabilistic performance-based earthquake engineering…”
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Full-Scale Testing of Deep Wide-Flange Steel Columns under Multiaxis Cyclic Loading: Loading Sequence, Boundary Effects, and Lateral Stability Bracing Force Demands by Elkady, Ahmed, Lignos, Dimitrios G

“…AbstractThis paper discusses the findings from 10 full-scale steel column tests subjected to multiaxis cyclic loading. The columns use deep wide-flange cross…”
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Modeling of the composite action in fully restrained beam-to-column connections: implications in the seismic design and collapse capacity of steel special moment frames by Elkady, Ahmed, Lignos, Dimitrios G.

“…SUMMARY This paper investigates the effect of the composite action on the seismic performance of steel special moment frames (SMFs) through collapse. A…”
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ANN-Based Model for Predicting the Nonlinear Response of Flush Endplate Connections by Georgiou, Gregory, Elkady, Ahmed

“…Predicting the moment-rotation response parameters of semirigid steel connections can be challenging given the many components contributing to the connection’s…”
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Possible curative role of curcumin and silymarin against nephrotoxicity induced by gamma-rays in rats by Abdel-Magied, Nadia, Elkady, Ahmed A.

“…Curcumin (CUR) and silymarin (SLM) are powerful antioxidant and anti-inflammatory compounds with beneficial protective effects against renal diseases. The…”
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Analytical investigation of the cyclic behavior and plastic hinge formation in deep wide-flange steel beam-columns by Elkady, Ahmed, Lignos, Dimitrios G.

“…This paper investigates the cyclic behavior of deep wide-flange sections, used as columns in steel Special Moment Frames (SMFs), through detailed finite…”
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Biological evaluation of indirect restorations in endodontically treated posterior teeth with deeply located proximal margins following deep margin elevation versus surgical crown lengthening: a randomized controlled trial by Farouk, Ahmed Tarek, Hassanein, Olfat El Sayed, Fahmy, Ola Ibrahim, Elkady, Ahmed M., ElNahass, Hani

“…Objective The current clinical trial was conducted to evaluate the effect of proximal indirect restorations in endodontically treated posterior teeth with…”
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Lesion-level correspondence and longitudinal properties of paramagnetic rim and slowly expanding lesions in multiple sclerosis by Elliott, Colm, Rudko, David A, Arnold, Douglas L, Fetco, Dumitru, Elkady, Ahmed M, Araujo, David, Zhu, Bing, Gafson, Arie, Tian, Zhe, Belachew, Shibeshih, Bradley, Daniel P, Fisher, Elizabeth

“…Background: Paramagnetic rim lesions (PRLs) and slowly expanding lesions (SELs) have been posited as markers of chronic active lesions (CALs). Objective: To…”
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Progressive iron accumulation across multiple sclerosis phenotypes revealed by sparse classification of deep gray matter by Elkady, Ahmed M., Cobzas, Dana, Sun, Hongfu, Blevins, Gregg, Wilman, Alan H.

“…Purpose To create an automated framework for localized analysis of deep gray matter (DGM) iron accumulation and demyelination using sparse classification by…”
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Longitudinal Multiparametric Quantitative MRI Evaluation of Acute and Chronic Multiple Sclerosis Paramagnetic Rim Lesions by Elkady, Ahmed M, Elliott, Colm, Fetco, Dumitru, Araujo, David, Karimaghaloo, Zahra, Ganzetti, Marco, Clayton, David, Craveiro, Licinio, Kazlauskaite, Agne, Narayanan, Sridar, Arnold, Douglas L, Rudko, David A

“…Multiple sclerosis (MS) paramagnetic rim lesions (PRLs) are markers of chronic active biology and exhibit complex iron and myelin changes that may complicate…”
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Distribution and assessment of heavy metals in the aquatic environment of Lake Manzala, Egypt by Elkady, Ahmed A., Sweet, Stephen T., Wade, Terry L., Klein, Andrew G.

“…•Sediment quality guidelines used to predict quality of aquatic ecosystem.•Anthropogenic inputs and geogenic sources of trace metals in sediments estimated…”
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Discriminative analysis of regional evolution of iron and myelin/calcium in deep gray matter of multiple sclerosis and healthy subjects by Elkady, Ahmed M., Cobzas, Dana, Sun, Hongfu, Blevins, Gregg, Wilman, Alan H.

“…Background Combined R2* and quantitative susceptibility (QS) has been previously used in cross‐sectional multiple sclerosis (MS) studies to distinguish deep…”
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Importance of extended spatial coverage for quantitative susceptibility mapping of iron-rich deep gray matter by Elkady, Ahmed M, Sun, Hongfu, Wilman, Alan H

“…Abstract Quantitative Susceptibility Mapping (QSM) is an emerging area of brain research with clear application to brain iron studies in deep gray matter…”
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Effect of Low-Dose Gamma Radiation and Lipoic Acid on High- Radiation-Dose Induced Rat Brain Injuries by Abdel-Aziz, Nahed, Elkady, Ahmed A, Elgazzar, Eman M

“…Aim This work aims to investigate the possible radio-adaptive mechanisms induced by low-dose (LD) whole-body γ-irradiation alone or combined with alpha-lipoic…”
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Five year iron changes in relapsing-remitting multiple sclerosis deep gray matter compared to healthy controls by Elkady, Ahmed M., Cobzas, Dana, Sun, Hongfu, Seres, Peter, Blevins, Gregg, Wilman, Alan H.

“…•First 5-year study of Deep Gray Matter iron in relapsing-remitting MS & controls.•R2*, susceptibility and volumes were studied using bulk and regional…”
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Effect of Low-Level Laser on Some Metals Related to Redox State and Histological Alterations in the Liver and Kidney of Irradiated Rats by Abdel-Magied, Nadia, Elkady, Ahmed A., Abdel Fattah, Salma M.

“…Low-level laser therapy (LLLT) is a type of medicine that uses laser light at low levels to activate the cellular chromophores and the initiation of cellular…”
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EaRL—Software for Earthquake Risk, Loss and Lifecycle Analysis by Elkady, Ahmed, Lignos, Dimitrios G.

“…Performance-based earthquake engineering (PBEE) has become an increasingly popular framework to design, retrofit and manage structures. This probabilistic…”
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Post COVID-19 Vaccination-Associated Neurological Complications by Assiri, Sara A, Althaqafi, Raad M M, Alswat, Khaled, Alghamdi, Ahmed Abdullah, Alomairi, Naif E, Nemenqani, Dalal M, Ibrahim, Zein S, Elkady, Ahmed

“…Neurological sequelae after COVID-19 vaccination are rare. We investigated the possible pathogenesis behind the development of neurological complications…”
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A nano based approach to alleviate cisplatin induced nephrotoxicity by Anees, Lobna M, Abdel-Hamid, Gehan R, Elkady, Ahmed A

“…Background and objective Cisplatin, an effective drug against cancer, commonly induces nephrotoxicity; limiting its therapeutic efficacy and application. In…”
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Differential effect of Taraxacum officinale L. (dandelion) root extract on hepatic and testicular tissues of rats exposed to ionizing radiation by Abdel-Magied, Nadia, Abdel Fattah, Salma M., Elkady, Ahmed A.

“…Exposure to high doses of radiation negatively impacts on human organs. Dandelion ( Taraxacum officinale ) L. has been used as a traditional folk. This study…”
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