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Densitometric determination of omeprazole, pantoprazole, and their impurities in pharmaceuticals
(Research Inst Medicinal Plants, Budakalasz, 2004)
A method has been developed for separation of omeprazole and pantoprazole, and their impurities omeprazole sulfone and N-methylpantoprazole, by HPTLC. The mobile phase chloroform-2-propanol-25% ammonia-acetonitrile, 10.8 ...
Application of experimental design to the development of an HPLC method for the analysis of ochratoxin A in Triticum aestivum grain
(Govi-Verlag Gmbh, Eschborn, 2004)
Ochratoxin A is a mycotoxin, a natural product of Aspergillus and Penicillium species. It can be present in grain from Triticum aestivum, (Graminae) and other starch-abundant cereals. This paper describes the investigation ...
Diuretic activity of Maydis stigma extract in rats
(Govi-Verlag Pharmazeutischer Verlag Gmbh, Eschborn, 2004)
Maydis stigma (corn silk) is a herbal drug reputed for the treatment of urinary ailments in various traditional medicine systems. To determine its influence on urinary volume and the excretion of sodium, potassium and ...
Essential oil of Senecio squalidus L., Asteraceae
(Allured Publ Corp, Carol Stream, 2004)
The chemical composition of the essential oil isolated from the following herb of Senecio squalidus L., Asteraceae by water distillation was determined by GC and GC/MS. Fifty-eight components were identified (94.1% of the ...
An investigation into the factors influencing drug release from hydrophilic matrix tablets based on novel carbomer polymers
(Taylor & Francis Ltd, Abingdon, 2004)
Drug release from hydrophilic matrix tablets can be strongly influenced by the proportion of matrix forming polymer and the dimensions and geometry of the tablets. A complete two-factor, three-level factorial design, ...
Influence of sodium bicarbonate and standard antidotes on acid-base status in rats poisoned with dichlorvos / Uticaj natrijum bikarbonata i standardnih antidota na acido-bazni status pacova trovanih dihlorvosom
(Društvo medicinskih biohemičara Srbije i Crne Gore, Beograd i Univerzitet u Beogradu - Farmaceutski fakultet, Beograd, 2004)
The aim of the present work was to examine potential beneficial role of sodium bicarbonate (3 mmol/kg ip) on protective potency of trimedoxime (10 mg/kg im), obidoxime (10 mg/kg im) and atropine (10 mg/kg im) in rats ...
Application of Six Sigma level of quality in laboratory medicine / Primena 'Šest sigma' nivoa kvaliteta u laboratorijskoj medicini
(Društvo medicinskih biohemičara Srbije i Crne Gore, Beograd i Univerzitet u Beogradu - Farmaceutski fakultet, Beograd, 2004)
The principle of continuous improvement of working process applies to quality management itself. Six Sigma level of quality provides a quantitative definition of the desired specifications for production processes and ...
Age-dependent morphometrical changes in the thymus of male propranolol-treated rats
(Elsevier Gmbh, Urban & Fischer Verlag, Jena, 2004)
In order to elucidate a putative role of neurally derived noradrenaline in the thymus development, and in maintenance of adult thymus structure, sexually immature male rats (21-day-old at the beginning of treatment) and ...
Direct spectrophotometric determination of quercetin in the presence of ascorbic acid
(Elsevier Masson SAS, 2004)
The current research provides a simplified sample preparation procedure for the accurate estimation of quercetin in pure and in the pharmaceutical dosage form. Direct spectrophotometric method for the determination of ...
Application of the response surface methodology for RP-HPLC analysis of lidocaine and cetrimonium bromide
(Slovensko Kemijsko Drustvo, Ljubljana, 2004)
The successful analysis of drugs in complex pharmaceutical formulations by reversed-phase high performance liquid chromatography (RP-HPLC) relies upon the optimization of the chromatographic conditions, the sample preparation ...