Search Results - "El Nahhas, A"

X‑ray Absorption Spectroscopy of Ground and Excited Rhenium–Carbonyl–Diimine Complexes: Evidence for a Two-Center Electron Transfer by El Nahhas, A, van der Veen, R. M, Penfold, T. J, Pham, V. T, Lima, F. A, Abela, R, Blanco-Rodriguez, A. M, Zális̆, S, Vlc̆ek, A, Tavernelli, I, Rothlisberger, U, Milne, C. J, Chergui, M

“…Steady-state and picosecond time-resolved X-ray absorption spectroscopy is used to study the ground and lowest triplet states of [ReX(CO)3(bpy)] n+, X = Etpy…”
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Design of a transdermal delivery system for aspirin as an antithrombotic drug by Ammar, H.O., Ghorab, M., El-Nahhas, S.A., Kamel, R.

“…Aspirin has become the gold standard to which newer antiplatelet drugs are compared for reducing risks of cardiovascular diseases, while keeping low cost. Oral…”
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Proniosomes as a carrier system for transdermal delivery of tenoxicam by Ammar, H.O., Ghorab, M., El-Nahhas, S.A., Higazy, I.M.

“…Effect of the transdermal tenoxicam proniosome gel formulation on inhibition of oedema in the hind paw of rats. Tenoxicam is a non steroidal anti-inflammatory…”
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High-resolution X-ray emission spectroscopy with transition-edge sensors: present performance and future potential by Uhlig, J., Doriese, W. B., Fowler, J. W., Swetz, D. S., Jaye, C., Fischer, D. A., Reintsema, C. D., Bennett, D. A., Vale, L. R., Mandal, U., O'Neil, G. C., Miaja-Avila, L., Joe, Y. I., El Nahhas, A., Fullagar, W., Parnefjord Gustafsson, F., Sundström, V., Kurunthu, D., Hilton, G. C., Schmidt, D. R., Ullom, J. N.

“…X‐ray emission spectroscopy (XES) is a powerful element‐selective tool to analyze the oxidation states of atoms in complex compounds, determine their…”
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Polymeric Matrix System for Prolonged Delivery of Tramadol Hydrochloride, Part I: Physicochemical Evaluation by Ammar, H. O., Ghorab, M., El-Nahhas, S. A., Kamel, R.

“…Management of moderate or severe chronic pain conditions is the burden of clinicians dealing with patients trying to improve their quality of life and diminish…”
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A transdermal delivery system for glipizide by Ammar, H O, Salama, H A, Ghorab, M, El-Nahhas, S A, Elmotasem, H

“…Glipizide is one of the most commonly prescribed drugs for treatment of type 2 diabetes. Oral therapy with glipizide comprises problems of bioavailability…”
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Polymeric Matrix System for Prolonged Delivery of Tramadol Hydrochloride, Part II: Biological Evaluation by Ammar, Hussein O., Ghorab, Mahmoud, El-Nahhas, Soheir A., Kamel, Rabab

“…This study is an extrapolation of our previous one (part I) concerned with the formulation and physicochemical evaluation of a novel, simple, monolayer,…”
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Design and evaluation of chitosan films for transdermal delivery of glimepiride by Ammar, H O, Salama, H A, El-Nahhas, S A, Elmotasem, H

“…Glimepiride is a third generation oral antidiabetic sulphonylurea drug frequently prescribed to patients of type 2 diabetes. However, its oral therapy is…”
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Interaction of oral anticoagulants with methyl xanthines by Ammar, H O, Ghorab, M, el-Nahhas, S A, Makram, T S

“…The interaction of warfarin and dicumarol with methyl xanthines was monitored. The results revealed formation of equimolar complexes with both caffeine and…”
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Cyclodextrins in acetazolamide eye drop formulations by Ammar, H O, El-Nahhas, S A, Khalil, R M

“…The interaction of acetazolamide with beta-cyclodextrin, (beta-CD), dimethyl-beta-cyclodextrin (DM-beta-CD) and trimethyl-beta-cyclodextrin (TM-beta-CD) was…”
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Inclusion complexation of furosemide in cyclodextrins. Part 2: Implication on bioavailability by Ammar, H O, Ghorab, M, Emara, L H, el-Nahhas, S A, Makram, T S

“…The effect of inclusion complexation of furosemide in cyclodextrins (CyD) on the bioavailability of the drug was studied on normal human volunteers. The…”
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Improvement of the biological performance of oral anticoagulant drugs. 2. Dicumarol by Ammar, H O, Ghorab, M, el-Nahhas, S A, Makram, T S

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Analytic approximations for the one-loop soliton solution of the Vakhnenko equation by El-Nahhas, A.

“…In this paper, we give an analytic solution for the one-loop soliton solution of the Vakhnenko equation, by the use of the homotopy analysis method and via a…”
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Analytic Approximations for Thomas-Fermi Equation by El-Nahhas, A.

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Improvement of the biological performance of oral anticoagulant drugs. 1. Warfarin by Ammar, H O, Ghorab, M, el-Nahhas, S A, Makram, T S

“…Coevaporates of warfarin sodium containing different weight fractions of polyvinylpyrrolidone (Kollidon s5 and 30) polymers of different molecular weights were…”
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Improvement of some pharmaceutical properties of drugs by cyclodextrin complexation. Part 6: Ampicillin by Ammar, H O, el-Nahhas, S A, Ghorab, M M

“…The potentiality of interaction of ampicillin with beta-cyclodextrin (beta-CD) was investigated by spectrophotometric and vapour pressure osmometric methods…”
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Beating Darwin-Bragg losses in lab-based ultrafast x-ray experiments by Fullagar, Wilfred K., Uhlig, Jens, Mandal, Ujjwal, Kurunthu, Dharmalingam, El Nahhas, Amal, Tatsuno, Hideyuki, Honarfar, Alireza, Parnefjord Gustafsson, Fredrik, Sundström, Villy, Palosaari, Mikko R. J., Kinnunen, Kimmo M., Maasilta, Ilari J., Miaja-Avila, Luis, O'Neil, Galen C., Joe, Young Il, Swetz, Daniel S., Ullom, Joel N.

“…The use of low temperature thermal detectors for avoiding Darwin-Bragg losses in lab-based ultrafast experiments has begun. An outline of the background of…”
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Chitosan/cyclodextrin nanoparticles as drug delivery system by Ammar, Hussein Osman, El-Nahhas, S. A., Ghorab, M. M., Salama, A. H.

“…One of the most attractive areas of research in drug delivery is the design of nanomedicines consisting of nanosystems that are able to deliver drugs to the…”
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Improvement of some pharmaceutical properties of drugs by cyclodextrin complexation. 1. Allopurinol by Ammar, H O, el-Nahhas, S A

“…The potentiality of molecular interaction of allopurinol (1) with beta-cyclodextrin (beta-CD) was investigated by spectrophotometric methods. Differential UV…”
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Improvement of some pharmaceutical properties of drugs by cyclodextrin complexation. 5. Theophylline by Ammar, H O, Ghorab, M, El-nahhas, S A, Omar, S M, Ghorab, M M

“…The interaction of theophylline (TPH) with beta-cyclodextrin (beta-CD) was investigated by spectrophotometry, vapour pressure osmometry and DSC. The results…”
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