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Alternative Medicine
Capillary zone electrophoresis assay devised for goldenseal extract analysis
August 26th, 2005
A novel electrophoresis-based assay enables efficient and accurate assessment of goldenseal extract quality. "The root extracts of goldenseal (Hydrastis canadensis L.) are popular phytomedicines for the treatment of gastrointestinal disorders and upper respiratory tract infections," scientists in Germany explained. In the journal Electrophoresis, M. Unger and coauthors at the University of Wurzburg described "a simple and fast capillary zone electrophoresis (CZE) method with ultraviolet detection at 225 nm for the quantification of the major goldenseal constituents, berberine and hydrastine, in herbal remedies containing goldenseal root...
Source: Drug Week (2005-08-26)
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