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Determination of 18β-glycyrrhetinic acid in biological fluids from humans and rats by solid-phase extraction and high-performance liquid chromatography

✍ Scribed by Felix Hasler; Reto Krapf; Rudolf Brenneisen; Daniel Bourquin; Stephan Krähenbühl


Book ID
107997068
Publisher
Elsevier Science
Year
1993
Weight
547 KB
Volume
620
Category
Article
ISSN
0378-4347

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A high-performance liquid chromatographic assay of cu-amanitin and @-amanitin in human serum, urine, or stomach washings is described. Sample preparation involves a chemical step with deproteinization and organic solvent treatment, and a selective cleanup and concentration step on reversed-phase pre