- Method validation for determination of alkaloid content in goldenseal root powderHolly A Weber
Midwest Research Institute, 425 Volker Blvd, Kansas City, MO 64110, USA
J AOAC Int 86:476-83. 2003....
- Chemical comparison of goldenseal (Hydrastis canadensis L.) root powder from three commercial suppliersHolly A Weber
Midwest Research Institute, 425 Volker Boulevard, Kansas City, Missouri 64110
J Agric Food Chem 51:7352-8. 2003..Material from a single supplier also contained palmatine, coptisine, and jatrorrhizine, thus indicating that the material was not pure goldenseal. Comparative data for three commercial sources of goldenseal root powder are presented...
- Comparison of proanthocyanidins in commercial antioxidants: grape seed and pine bark extractsHolly A Weber
Midwest Research Institute, 425 Volker Boulevard, Kansas City, Missouri 64110, USA
J Agric Food Chem 55:148-56. 2007..Reflectron MALDI-TOF MS identified oligomers up to a pentamer and heptamer, and linear MALDI-TOF MS showed a mass range nearly double that of reflectron analyses...
- [Extraction and HPLC analysis of alkaloids in goldenseal]Holly A Weber
Midwest Research Institute 425 Volker Blvd Kansas City, MO 64110, USA
Sheng Wu Gong Cheng Xue Bao 20:306-8. 2004..The Rapid Resolution Eclipse XDB-C18 column is used for an isocratic separation with high resolution of all componentsin under 15 minutes...