Search Results - "Nahas, M."

Synthesis, structural, spectroscopic, and thermal studies of some transition‐metal complexes of a ligand containing the amino mercapto triazole moiety by Emam, Sanaa M., Tolan, Dina A., El‐Nahas, Ahmed M.

“…A new series of transition‐metal complexes of Schiff base ligand containing the amino mercapto triazole moiety (HL) was prepared. The Schiff base and its metal…”
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Synthesis, spectral characterization, density functional theory studies, and biological screening of some transition metal complexes of a novel hydrazide–hydrazone ligand of isonicotinic acid by Tolan, Dina A., Kashar, Tahani I., Yoshizawa, Kazunari, El‐Nahas, Ahmed M.

“…Novel Mn(II), Co(II), Ni(II), Cu(II), Zn(II), Cd(II), and Hg(II) complexes (1–7) of hydrazide–hydrazone ligand (H2L) derived from the condensation of…”
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MUC1 inhibition leads to decrease in PD-L1 levels via upregulation of miRNAs by Pyzer, A R, Stroopinsky, D, Rosenblatt, J, Anastasiadou, E, Rajabi, H, Washington, A, Tagde, A, Chu, J-H, Coll, M, Jiao, A L, Tsai, L T, Tenen, D E, Cole, L, Palmer, K, Ephraim, A, Leaf, R K, Nahas, M, Apel, A, Bar-Natan, M, Jain, S, McMasters, M, Mendez, L, Arnason, J, Raby, B A, Slack, F, Kufe, D, Avigan, D

“…The PD-L1/PD-1 pathway is a critical component of the immunosuppressive tumor microenvironment in acute myeloid leukemia (AML), but little is known about its…”
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Functionalized cellulose-magnetite nanocomposite catalysts for efficient biodiesel production by El-Nahas, Ahmed M., Salaheldin, Taher A., Zaki, Tamer, El-Maghrabi, Heba H., Marie, Asmaa M., Morsy, Somia M., Allam, Nageh K.

“…[Display omitted] •Cellulose-magnetite nanocomposites were fabricated.•Nanocellulose was functionalized using different organic and inorganic…”
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A density functional theory study of the molecular structure, reactivity, and spectroscopic properties of 2-(2-mercaptophenyl)-1-azaazulene tautomers and rotamers by El-Demerdash, Safinaz H., Halim, Shimaa Abdel, El-Nahas, Ahmed M., El-Meligy, Asmaa B.

“…Five stable tautomer and rotamers of the 2-(2-Mercaptophenyl)-1-azaazulene (thiol, thione, R1, R2, and R3) molecules were studied using density functional…”
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Optimal Stochastic Distribution of CNTS in a Cantilever Polymer Microbeam Using Artificial Neural Networks by Nahas, M., Alzahrani, M.

“…The optimal stochastic distribution of carbon nanotubes (CNTs) in nanoreinforced polymer composite of a cantilevered microbeam is investigated. Finite-element…”
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Selective Recovery of Silver(I) Ions from E‐Waste using Cubically Multithiolated Cage Mesoporous Monoliths by Elshehy, Emad A., Shenashen, Mohamed A., Abd El‐Magied, Mahmoud O., Tolan, Dina A., El‐Nahas, Ahmed M., Halada, Kohmei, Atia, Asem A., El‐Safty, Sherif A.

“…We report the selective engineering of hybrid organic mesoporous silica monolith adsorbents for the recovery of silver (Ag) ions from e‐waste samples. The AgI…”
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Pre-hospital causes for delayed arrival in acute ischemic stroke before and during the COVID-19 pandemic: A study at two stroke centers in Egypt by Aref, Hany M, Shokri, Hossam, Roushdy, Tamer M, Fathalla, Fatma, El Nahas, Nevine M

“…In the current study we investigated the causes of pre-hospital delay as this can compromise the patient's chance to receive thrombolytic therapy and thus…”
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DFT study, and natural bond orbital (NBO) population analysis of 2-(2-Hydroxyphenyl)-1-azaazulene tautomers and their mercapto analouges by Halim, Shimaa Abdel, El-Meligy, Asmaa B., El-Nahas, Ahmed M., El-Demerdash, Safinaz H.

“…Theoretical research on the keto-enol tautomerization of 2-(2-Hydroxyphenyl)-1-aza azulene (2HPhAZ) and its thiol-thione ( 2MPhAZ) analouge has been performed…”
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Chronic kidney disease as a global public health problem: Approaches and initiatives – a position statement from Kidney Disease Improving Global Outcomes by Levey, A.S., Atkins, R., Coresh, J., Cohen, E.P., Collins, A.J., Eckardt, K.-U., Nahas, M.E., Jaber, B.L., Jadoul, M., Levin, A., Powe, N.R., Rossert, J., Wheeler, D.C., Lameire, N., Eknoyan, G.

“…Chronic kidney disease (CKD) is increasingly recognized as a global public health problem. There is now convincing evidence that CKD can be detected using…”
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Brain-targeted delivery of Valsartan using solid lipid nanoparticles labeled with Rhodamine B; a promising technique for mitigating the negative effects of stroke by Sabry, Shereen A., Abd El Razek, Amal M., Nabil, Mohamed, Khedr, Shaimaa M., El-Nahas, Hanan M., Eissa, Noura G.

“…The brain is a vital organ that is protected from the general circulation and is distinguished by the presence of a relatively impermeable blood brain barrier…”
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Wide Nematogenic Azomethine/Ester Liquid Crystals Based on New Biphenyl Derivatives: Mesomorphic and Computational Studies by Alamro, Fowzia, Tolan, Dina, El-Nahas, Ahmed, Ahmed, Hoda, El-Atawy, Mohamed, Al-Kadhi, Nada, Aziz, Saadullah, Shibl, Mohamed

“…The thermal stability and mesomorphic behavior of a new biphenyl azomethine liquid crystal homologues series,…”
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Ab initio calculations on structure and stability of BN/CC isosterism in azulene by Abdel-Rahman, Mohamed A., Soliman, Kamal A., Abdel-Azeim, Safwat, El-Nahas, Ahmed M., Taketsugu, Tetsuya, Nakajima, Takahito, El-Meligy, Asmaa B.

“…Herein, we investigated the thermodynamic stability and opto-electronic properties of a newly BN-doped azulene. The gas-phase formation enthalpies of 11…”
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DNA Binding and Cleavage, Stopped-Flow Kinetic, Mechanistic, and Molecular Docking Studies of Cationic Ruthenium(II) Nitrosyl Complexes Containing “NS4” Core by Shereef, Hadeer A., Moemen, Yasmine S., Elshami, Fawzia I., El-Nahas, Ahmed M., Shaban, Shaban Y., van Eldik, Rudi

“…This work aimed to evaluate in vitro DNA binding mechanistically of cationic nitrosyl ruthenium complex [RuNOTSP]+ and its ligand (TSPH2) in detail, correlate…”
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DFT/TD-DFT calculations of the electronic and optical properties of bis-N,N-dimethylaniline-based dyes for use in dye-sensitized solar cells by El-Meligy, Asmaa B., Koga, Nobuaki, Iuchi, Satoru, Yoshida, Kumi, Hirao, Kimihiko, Mangood, Ahmed H., El-Nahas, Ahmed M.

“…[Display omitted] •TD-DFT calculations have been used for studying π-linkers effects in dimethylaniline dyes in DSSCs.•Some optical and electron transfer…”
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Thermochemistry and Kinetics of the Thermal Degradation of 2-Methoxyethanol as Possible Biofuel Additives by Abdel-Rahman, Mohamed A., Al-Hashimi, Nessreen, Shibl, Mohamed F., Yoshizawa, Kazunari, El-Nahas, Ahmed M.

“…Oxygenated organic compounds derived from biomass (biofuel) are a promising alternative renewable energy resource. Alcohols are widely used as biofuels, but…”
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Biophysicochemical studies of a ruthenium (II) nitrosyl thioether‐thiolate complex binding to BSA: Mechanistic information, molecular docking, and relationship to antibacterial and cytotoxic activities by Shereef, Hadeer A., Shaban, Shaban Y., Moemen, Yasmine S., El‐Khouly, Mohamed E., El‐Nahas, Ahmed M.

“…The purpose of this study was to extensively explore in vitro protein binding to [Ru (NO)(Et2NpyS4)]Br (RuNOTSP) and its ligand (TSP), correlate the findings…”
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Formulation and evaluation of fast dissolving tablets of haloperidol solid dispersion by Eisa, Aya M., El-Megrab, Nagia A., El-Nahas, Hanan M.

“…The aim of this study was to design fast dissolving tablets (FDT) of the anti –psychiatric drug haloperidol in solid dispersion forms as a way to enhance its…”
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Effect of structural properties of acid dyes on their adsorption behaviour from aqueous solutions by amine modified silica by Donia, Ahmed M., Atia, Asem A., Al-amrani, Waheeba A., El-Nahas, Ahmed M.

“…Monoamine modified silica particles (MAMS) were prepared and characterized by infrared (FT-IR) and thermogravimetric analysis (TGA). The modified silica…”
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Gain Enhancement of a Microstrip Patch Antenna with Quasi H-Shaped Slot for UHF RFID Reader by Mousaab M. Nahas

“…This paper aims to enhance the gain of a microstrip patch antenna for ultra-high frequency (UHF) radio frequency identification (RFID) reader. The paper…”
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