Maria Augusta Raggi
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View article: Fast CE analysis of adrenergic amines in different parts of Citrus aurantium fruit and dietary supplements
Fast CE analysis of adrenergic amines in different parts of Citrus aurantium fruit and dietary supplements Open
A CE method has been developed for the simultaneous analysis of the adrenergic amines synephrine, octopamine and tyramine in Citrus aurantium (bitter orange) fruit extracts and in dietary supplements. The analytes were separated on a fused…
View article: Simultaneous HPLC analysis, with isocratic elution, of glycyrrhizin and glycyrrhetic acid in liquorice roots and confectionery products
Simultaneous HPLC analysis, with isocratic elution, of glycyrrhizin and glycyrrhetic acid in liquorice roots and confectionery products Open
Glycyrrhizin (1), the main active principle of Glycyrrhiza glabra (liquorice) roots, is extensively used in herbal medicines, in pharmaceutical preparations and confectionery products. A feasible and reliable method which allows the simult…
View article: Quantitation of oxcarbazepine and its metabolites in human plasma by micellar electrokinetic chromatography
Quantitation of oxcarbazepine and its metabolites in human plasma by micellar electrokinetic chromatography Open
A reliable micellar electrokinetic chromatographic method for the determination of oxcarbazepine and its two main metabolites, 10‐hydroxycarbamazepine and 10,11‐ trans ‐dihydroxy‐10,11‐dihydroxycarbamazepine, in human plasma was developed.…
View article: Separation of reboxetine enantiomers by means of capillary electrophoresis
Separation of reboxetine enantiomers by means of capillary electrophoresis Open
The novel antidepressant reboxetine, a selective norepinephrine reuptake inhibitor, is increasingly used in the treatment of different forms of major depression. Reboxetine is a chiral compound, and is marketed as a racemic mixture of (R,R…
View article: Comparison of Three Analytical Methods for Quality Control of Clozapine Tablets
Comparison of Three Analytical Methods for Quality Control of Clozapine Tablets Open
Three different analytical methods for the quality control of clozapine in commercial formulations were developed and compared: a liquid chromatographic (LC) method with UV detection, a capillary zone electrophoretic (CZE) method, and a li…
View article: Simultaneous Determination of all-trans-Retinoic Acid, β-Carotene, and Vitamin A in Galenic Preparations by Liquid Chromatography
Simultaneous Determination of all-trans-Retinoic Acid, β-Carotene, and Vitamin A in Galenic Preparations by Liquid Chromatography Open
The concentrations of vitamin A, β-carotene, and all-trans-retinoic acid in oral preparations were determined in a single analysis by a method based on isocratic, reversed-phase liquid chromatography (LC). The LC system consisted of a C18 …
View article: Fluorimetric Determination of Aluminum Traces in Hemodialysis Solutions Using Mordant Red 19
Fluorimetric Determination of Aluminum Traces in Hemodialysis Solutions Using Mordant Red 19 Open
A sensitive and accurate method for the spectrofluorimetric determination of trace levels of aluminum in hemodialysis solutions using Mordant Red 19 as the complexation reagent has been developed. The optimal experimental conditions for th…
View article: Interaction of licorice on glycyrrhizin pharmacokinetics.
Interaction of licorice on glycyrrhizin pharmacokinetics. Open
The effects of components of aqueous licorice root extract (LE) on the pharmacokinetics of glycyrrhizin (G) and glycyrrhetic acid (GA) were investigated in rats and humans. The aim of this work was to define the role of pharmacokinetics in…