Yayın tarihi için Makale Koleksiyonu listeleme
Toplam kayıt 115, listelenen: 41-60
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Flow injection analysis of doxazosin mesylate using UV-detection
(Pergamon-Elsevier Science LTD, 2002)A flow injection analysis (FIA) of doxazosin mesylate (DOX) using UV detection is described in this study. The best solvent system was found to be consisting of 0.1 mol l(-1) acetate buffer at pH 4 having 10%MeOH. A flow ... -
The antioxidants alpha-lipoic acid and N-acetylcysteine reverse memory impairment and brain oxidative stress in aged SAMP8 mice
(Blackwell Publishing LTD, 2003)Oxidative stress may play a crucial role in age-related neurodegenerative disorders. Here, we examined the ability of two antioxidants, alpha-lipoic acid (LA) and N -acetylcysteine (NAC), to reverse the cognitive deficits ... -
Effects of the vasoactive intestinal peptide on stress-induced mucosal ulcers and modulation of methylation of histamine in gastric tissue of the rats
(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 ... -
The antioxidants ?-lipoic acid and N-acetylcysteine reverse memory impairment and brain oxidative stress in aged SAMP8 mice
(2003)Oxidative stress may play a crucial role in age-related neurodegenerative disorders. Here, we examined the ability of two antioxidants, ?-lipoic acid (LA) and N-acetylcysteine (NAC), to reverse the cognitive deficits found ... -
A validated method development for ketoprofen by a flow-injection analysis with UV-detection and its application to pharmaceutical formulations
(Elsevier Masson SAS, 2003)A simple, sensitive and fast flow-injection analysis method with UV-detection method was developed for the determination of ketoprofen in pharmaceuticals. The standard and sample solutions were dissolved in a 10% ethanol ... -
Simple method of paroxetine determination using a single channel FIA with no in-line reaction process
(Japan Soc Analytical Chemistry, 2003)A flow-injection analysis (FIA) of paroxetine hydrochloride (PRX), a selective serotonin reuptake inhibitor (SSRI) currently used as an antidepressant drug, is described. A 0.1 mol dm(-3) acetate buffer at pH 3.07 was found ... -
Rapid determination of naproxen sodium in pharmaceutical formulations by flow injection analysis (FIA) using UV-detection
(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 ... -
Passage of vasoactive intestinal peptide across the blood-brain barrier
(Elsevier Science Inc, 2003)We investigated the ability of vasoactive intestinal peptide (VIP) to cross the blood-brain barrier (BBB), the interface between the peripheral circulation and central nervous system (CNS). VIP labeled with I-131 (I-VIP) ... -
Determination of nabumetone in pharmaceutical formulation by flow injection analysis (FIA) with UV-detection
(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 formoterol by capillary electrophoresis and its application to inhaler capsules
(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 ... -
Determination of pravastatin in tablets by capillary electrophoresis
(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 lansoprazole in pharmaceutical capsules by flow injection analysis using UV-detection
(2004)The direct determination of lansoprazole by using a flow injection analysis (FIA) with UV-detection and its application to the pharmaceutical capsules is described, in this study. The best carrier solvent was found to be ... -
Protective effect of vasoactive intestinal peptide on testicular torsion-detorsion injury: Association with heparin-containing mast cells
(Elsevier Science Inc, 2004)Objectives. To elucidate the action of vasoactive intestinal peptide (VIP) on detorsion injury and the heterogeneity of mast cells in the testes of rats. Methods. Prepubertal male Sprague-Dawley rats were used in six groups. ... -
Validation of a reversed-phase HPLC method for the analysis of sildenatil citrate in pharmaceutical preparations and in spiked human plasma
(Taylor & Francis Inc, 2005)A simple, precise, rapid, and accurate reversed-phase high performance liquid chromatographic (RP-HPLC) method has been developed for the determination of sildenafil citrate (SLD) in pharmaceutical dosage forms and spiked ... -
Brain mast cells and therapeutic potential of vasoactive intestinal peptide in a Parkinson's disease model in rats: Brain microdialysis, behavior, and microscopy
(Elsevier Science Inc, 2005)In the present study, the effect of systemically administered vasoactive intestinal peptide (VIP) (25 ng/kg i.p.) was investigated on drug-induced rotational behavior, extra-cellular dopamine levels and histology of corpus ... -
Determination of leflunomide in pharmaceutical tablets by flow-injection analysis
(Taylor & Francis Inc, 2005)A flow injection analysis (FIA) of leflunomide using UV-detection is described, in this study. The most suitable carrier solvent was found to be an aqueous solution of ethanol (25%, v/v). Leflunomide was determined at the ... -
Electrochemically controlled solid-phase microextraction (EC-SPME) based on overoxidized sulfonated polypyrrole
(Elsevier Science BV, 2005)A method for the extraction and selective determination of cations is proposed using electro-synthesized overoxidized sulfortated polypyrrole film. The polymer film is used for the selective extraction of trace levels of ... -
Determination of azapropazone in its pharmaceutical form by HPLC and flow injection analysis
(Taylor & Francis Inc, 2005)Azapropazone is an analgesic and anti-inflammatory agent that is used in the treatment of musculoskeletal and joint disorders, as well as in acute gout, because of its uricosuric properties. A simple and sensitive high ... -
Flow injection analysis of mitomycin-C in flacons
(2005)A precise and accurate flow injection analysis (FIA) method for the determination of mitomycin-C (MMC) in pharmaceutical flacons is described. Britton-Robinson (BR) buffer at pH 7.0 was used as a carrier solvent at a ... -
CE determination of droperidol in tablets and human serum
(Springer Heidelberg, 2006)A capillary electrophoretic method was described for the determination of droperidol in pharmaceutical tablets and human serum. Droperidol and internal standard, lansoprazole, were separated on an uncoated fused-silica ...