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Triterpene Saponins with Gastroprotective Effects from Tea Seed (the Seeds of Camellia sinensis ) 1

✍ Scribed by Morikawa, Toshio; Li, Ning; Nagatomo, Akifumi; Matsuda, Hisashi; Li, Xian; Yoshikawa, Masayuki

Book ID
120375269
Publisher
American Chemical Society
Year
2006
Tongue
English
Weight
102 KB
Volume
69
Category
Article
ISSN
0163-3864

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✍ Toshio Morikawa; Hisashi Matsuda; Ning Li; Xian Li; Masayuki Yoshikawa πŸ“‚ Article πŸ“… 2007 πŸ› John Wiley and Sons 🌐 German βš– 169 KB

## Abstract Three new acylated oleanane‐type triterpene saponins, theasaponins A~6~ (**1**), A~7~ (**2**), and B~5~ (**3**), were isolated from the saponin fraction of the seeds of the Japanese tea plant __Camellia sinensis__ together with the known constituent foliatheasaponin III (**4**). The str

Theasapogenol B (= barringtogenol C), th
Theasapogenol B (= barringtogenol C), the second major triterpenic alcohol from the seeds saponin of thea sinensis L.
✍ Itiro Yosioka; Tadashi Nishimura; Akiko Matsuda; Isao Kitagawa πŸ“‚ Article πŸ“… 1966 πŸ› Elsevier Science 🌐 French βš– 340 KB

In 1954, Y. Ueda reported 1) the isolation and ease chemical studies on thea-sapogenol, a triterpenic sapogenin originated from the seeds saponin of Thea sinensis L. (Japanese nsme Vha"). However, no work thereafter has been presented on the structural study of the sapogenol. With the generous agre