Factors Affecting Foliar Oregonin and Condensed Tannin in Red Alder (Alnus rubra Bong.): Phytochemicals Implicated In Defense Against Western Tent Caterpillar (Malacosoma californicum Packard).
Identification and comparison of triterpene saponins in Aralia elata leaves and buds by the energy-resolved MS(All) technique on a liquid chromatography/quadrupole time-of-flight mass spectrometry.
Chitosan elicitation of saponin accumulation in Psammosilene tunicoides hairy roots by modulating antioxidant activity, nitric oxide production and differential gene expression.