Yazar "Aboul-Enein, Hassan Y." için listeleme
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Capillary electrophoretic method for the determination of etodolac in pharmaceutical tablet formulation
Etodolac (ETO) is a nonsteroidal anti-inflammatory drug with anti-inflammatory, analgesic, and antipyretic activities. A capillary electrophoretic method for the determination of etodolac in a pharmaceutical preparation ... -
A capillary zone electrophoretic method for the determination of nimesulide in pharmaceutical preparation and serum
Ak, Dilek; Tuncel, M; Aboul-Enein, Hassan Y. (Wiley-V C H Verlag GMBH, 2001)A simple capillary zone electrophoretic (CZE) method was developed to determine nimesulide in pharmaceutical tablet formulations and serum. Method development was conducted in a fused-silica capillary using a background ... -
Comparative study of different chemistries and particle properties, high-performance liquid chromatography stationary phases in separation of escitalopram oxalate and its impurities in different pharmaceutical dosage forms
Badulla, Wafa; Can, Nafiz Öncü; Atkoşar, Zeki; Arli, Göksel; Aboul-Enein, Hassan Y. (Wiley-V C H Verlag GMBH, 2019)The liquid chromatographic separation performance of 12 different columns was evaluated for the estimation of the escitalopram oxalate and six of its impurities in different pharmaceutical formulations. All columns exhibited ... -
Determination of Amlodipine in pharmaceutical formulations by differential-pulse voltammetry with a glassy carbon electrode
Altıokka, Göksel; Ak, Dilek; Tunçel, Muzaffer; Aboul-Enein, Hassan Y. (Wiley-V C H Verlag GMBH, 2002)A differential-pulse voltammetric method was developed for the determination of amlodipine based on the oxidation of the dihydropyridine group on the surface of glassy carbon electrode under stationary and rotating conditions. ... -
Determination of amoxicillin by flow injection analysis using UV-detection, potentiometry, and conductometry in pharmaceutical preparations
Altıokka, Göksel; Can, Nafiz Öncü; Aboul-Enein, Hassan Y. (Taylor & Francis Inc, 2007)A method for direct determination of amoxicillin in pharmaceuticals using flow injection analysis (FIA) with UV detection adjusted at 228 nm, along with potentiometer and condoptometric methods are described. The best ... -
Determination of cefuroxime axetil in tablets and biological fluids using liquid chromatography and flow injection analysis
Can, Nafiz Öncü; Altıokka, Göksel; Aboul-Enein, Hassan Y. (Elsevier Science BV, 2006)Cefuroxime axetil is the pro-drug of cephalosporin cefuroxime that is used in the treatment of common community-acquired infections. A simple and precise liquid chromatographic method for the determination of cefuroxime ... -
Determination of formoterol by capillary electrophoresis and its application to inhaler capsules
Şener, E; Tuncel, M; Aboul-Enein, Hassan Y. (Wiley-V C H Verlag GMBH, 2003)A capillary electrophoretic (CE) method for the determination of formoterol (FOR) in a pharmaceutical preparation is described. Analysis was made in a background electrolyte consisting of 20 % acetonitrile and 50 mM ... -
The determination of lansoprazole in pharmaceutical preparation by capillary electrophoresis
Ak, Dilek; Tuncel, M; Aboul-Enein, Hassan Y. (Vieweg, 2001)A capillary electrophoretic method for the determination of lansoprazole in pharmaceutical preparations is described. The analysis was performed in a fused silica capillary using 20 mM borate buffer at pH 8.7 as a background ... -
Determination of nabumetone in pharmaceutical formulation by flow injection analysis (FIA) with UV-detection
Can, Nafiz Öncü; Tuncel, M; Aboul-Enein, Hassan Y. (Govi-Verlag GMBH, 2003)A precise and accurate FIA method for the quantification of nabumetone (NAB) in pharmaceuticals is described. The best suitable carrier solvent system consisted of ethanol: water (30: 70 v/v). Sample solution (4.7 x 10(-6) ... -
Determination of Ochratoxin A in Turkish Wines
Altıokka, Göksel; Can, Nafiz Öncü; Atkoşar, Zeki; Aboul-Enein, Hassan Y. (Food & Drug Adminstration, 2009)A validated, simple and highly sensitive analytical method was described for the determination of Ochratoxin A (OTA) in various wines produced in Turkey. OTA concentrations of 25 wine samples were examined using high ... -
Determination of piribedil in human serum, urine and pharmaceutical dosage form by LC-DAD
Altıokka, Göksel; Can, Nafiz Öncü; Aboul-Enein, Hassan Y. (Springer Heidelberg, 2008)A rapid, selective and sensitive reversed-phase liquid chromatographic (LC) method was developed for the determination of piribedil in human serum, urine and pharmaceutical dosage form. LC analysis was carried out using ... -
Determination of pravastatin in tablets by capillary electrophoresis
Kırcalı, K.; Tunçel, Muzaffer; Aboul-Enein, Hassan Y. (Elsevier Masson SAS, 2004)Pravastatin (PRA) is an inhibitor of HMG-CoA reductase enzyme, which is clinically used as a hypolipidemic agent to reduce cholesterol level. A capillary electrophoretic method for the determination of PRA in pharmaceutical ... -
Determination of rutin in Hypericum perforatum extract bu capillary electrophoresis
Ak, Dilek; Kırımer, Neşe; Tunçel, Muzaffer; Aboul-Enein, Hassan Y. (Marcel Dekker Inc, 2001)A capillary zone electrophoretic (CZE) method for the determination of rutin in an ethanolic extract of the aerial parts of Hypericrum perforatum (Hypericaceae) is described. The analysis was performed using a fused-silica ... -
Determination of Ticlopidine in Pharmaceutical Tablets by Flow Injection Analysis Using UV-Detection
Can, Nafiz Öncü; Altıokka, Göksel; Aboul-Enein, Hassan Y. (Taylor & Francis Inc, 2008)A precise and accurate flow injection analysis method for the quantification of ticlopidine in pharmaceuticals is described. An aqueous carrier stream, which was entirely prepared with water was chosen for the flow injection ... -
Development of a RP-HPLC method for simultaneous determination of reference markers used for in-situ rat intestinal permeability studies
Soyseven, Murat; Kaynak, Mustafa S.; Celebier, Mustafa; Aboul-Enein, Hassan Y.; Arli, Goksel (Elsevier, 2020)One of the most common techniques for assessing the intestinal absorption characteristics of drugs is single-pass intestinal perfusion (SPIP) method. Metoprolol tartrate (MT, reference standard) and phenol red (PR, zero ... -
Effects of the vasoactive intestinal peptide on stress-induced mucosal ulcers and modulation of methylation of histamine in gastric tissue of the rats
Tunçel, N.; Tunçel, Muzaffer; Aboul-Enein, Hassan Y. (Elsevier Masson SAS, 2003)Vasoactive intestinal peptide (VIP) prevents stress-induced gastric ulcers, inhibits mast cell degranulation and protects gastric tissue from lipid peroxidation. Histamine has an important role in the development of gastric ... -
Establishment and characterization of new murine breast cancer cell lines
The establishment of two new breast cancer cell lines, MXT+ and MXT-, derived from the murine breast cancer models MXT-M-3,2 MC (hormone-sensitive) and MXT-M-3,2 (ovex) MC (hormone-insensitive), is described. Characterization ... -
Rapid determination of naproxen sodium in pharmaceutical formulations by flow injection analysis (FIA) using UV-detection
Şener, E; Tuncel, M; Aboul-Enein, Hassan Y. (Marcel Dekker Inc, 2003)A flow injection analysis (FIA) of Naproxen sodium (NAPS) using UV detection is described in this study. The best solvent system used as a carrier solution was found to be an aqueous solution of EtOH (10% v/v). A flow-rate ... -
Rapid HPLC and direct flow injection analysis assay for the determination of trimetazidine HCl in pharmaceutical tablet formulation
Altıokka, Göksel; Kırcalı, Kevser; Aboul-Enein, Hassan Y. (Taylor & Francis Inc, 2006)A simple and sensitive high performance liquid chromatographic method (HPLC) and direct flow injection analysis method (FIA) are described for the determination of trimetazidine HCl (TMZ) in tablets. A mobile phase consisting ... -
Validated analysis of fluvastatin in a pharmaceutical capsule formulation and serum by capillary electrophoresis
The capillary electrophoretic behavior and the determination of fluvastatin (FLU) in capsule and serum is described in this study. Method development was conducted in a fused-silica capillary (L = 86 cm, Leff = 58 cm and ...
