Wysokińska H
Department of Botany and Biology, Institute of Environmental Research and Bioanalysis, School of Medicine, 1 Muszyńskiego Str., Lódź, Poland.
Acta Pol Pharm. 1990;47(1-2):67-70.
The contents of iridoid glycosides penstemide and serrulatoloside were determined with HPLC method in callus and cell cultures, plants regenerated with tissue culture method and in the intact plants of Penstemon serrulatus Menz.