New Sweet-Tasting Gypenosides from “Jiaogulan” (Gynostemma pentaphyllum) and Their Interactions with the Homology Model of Sweet Taste Receptors
Hong-Xia Zhang,
Hui-Wei Zhou,
Shou-Qing Liu
et al.
Abstract:Gynostemma pentaphyllum has been used as an herbal tea, vegetable, and dietary supplement for hundreds of years in East Asia. The sweet variety, grown in large areas in Fujian Province, China, is an essential source of "Jiaogulan" herbal tea. However, its sweet components are unknown. To investigate the sweet constituents of Fujian "Jiaogulan" and discover new natural highpotency sweeteners, phytochemical and sensory evaluations were combined to obtain 15 saponins, of which 11 (1−11) were sweettasting, includi… Show more
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