Validation of a HPLC method for flavonoid biomarkers in skullcap (Scutellaria) and its use to illustrate wide variability in the quality of commercial tinctures.

by Jiayu Gao, Alberto Sanchez-Medina, Barbara A Pendry, Michael J Hughes, Geoffrey P Webb, Olivia Corcoran
Published 2008-03-01

Comparison of rosmarinic acid content in commercial tinctures produced from fresh and dried lemon balm (Melissa officinalis)

by Alberto Sanchez-Medina, Christopher J. Etheridge, Geoffrey E. Hawkes, Peter J. Hylands, Barbara A. Pendry, Michael J. Hughes, Olivia Corcoran
Published 2007-10-01