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1. Unusual 9,19 : 24,32-Dicyclotetracyclic Triterpenoids from Lygodium japonicum

Author:
Cheng, Zhong-bin,   et al.   ; Han, Qing-hua; Liu, Xin; Yao, Wen-qing; Lin, Ting-ting; Song, Ching; Yin, Sheng;     Show all 7 Authors
Source:
Planta medica 2012 v.78 no.18 pp. 1971-1975
ISSN:
0032-0943
Subject:
Lygodium japonicum; agonists; grasses; humans; kidneys; liver; skeleton; spectroscopy; triterpenoids
Abstract:
... Lygodipenoids A (1) and B (2), two novel C33 tetracyclic triterpenoids with a new 9,19 : 24,32-dicyclopropane skeleton, were isolated from the whole grass of Lygodium japonicum. Their structures were elucidated by spectroscopic and chemical means. Compounds 1 and 2 were tested in transfected cultured human embryonic kidney 293 HEK293 cells for an agonist assay, and compound 1 was identified as a p ...
DOI:
10.1055/s-0032-1327875