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Four new C-21 steroidal glycosides from the roots of Stephanotis mucronata and their immunological activities

โœ Scribed by Yiping Ye; Hongxiang Sun; Xiaoyu Li; Fengyang Chen; Feng Qin; Yuanjian Pan


Book ID
116891839
Publisher
Elsevier Science
Year
2005
Tongue
English
Weight
261 KB
Volume
70
Category
Article
ISSN
0039-128X

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Immunomodulating Steroidal Glycosides fr
โœ Yiping Ye; Xiaoyu Li; Hongxiang Sun; Fengyang Chen; Yuanjian Pan ๐Ÿ“‚ Article ๐Ÿ“… 2004 ๐Ÿ› John Wiley and Sons ๐ŸŒ German โš– 112 KB ๐Ÿ‘ 2 views

## Abstract Guided by __in vitro__ immunological tests, three immunomodulating steroidal glycosides, stemucronatosides A (**1**), B (**2**), and C (**3**), were isolated from the roots of __Stephanotis mucronata.__ On the basis of chemical evidence and extensive spectroscopic methods including 1D a

Four New C21 Steroidal Glycosides from t
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## Abstract magnified image Four new C~21~ steroidal glycosides with an acyl group at C(12) and a straight sugar chain at C(3), namely auriculosides Iโ€“IV (**1**โ€“**4**, resp.), along with seven known steroidal derivatives, were isolated from the roots of __Cynanchum auriculatum__ Royle ex Wight. Th