National Natural Science Foundation of China(Grant No.82060774);Key Special Projects for Enhancing Subject Comprehensive Strength at Yili Normal University(Project No.22XKZZ08);Open Project of Jiangxi Provinicial Key Laboratory of Natural and Biomimetic Drugs Research(Project No.2024SSY07051).
A novel pair of oleanane nor-triterpenes,with compound 1 featuring a unique 18α-H structure,was isolated from mastic,and this compound represents a noteworthy new entity not previously reported in the literature.The ...
An earlier study of GC-MS analysis on bitumen samples from the Agbabu area in Western Niger Delta showed the significant presence of gammacerane and no Oleanane and is suggested to be generated from the Lower Cretaceo...
supported by open fund of Key Laboratory of Exploration Technologies for Oil and Gas Resources(Yangtze University),Ministry of Education,No.K2021-13;China Postdoctoral Science Foundation(2021M692751);Tianjin branch of CNOOC(CCL2020TJT0NST1956)。
C_(24)tetracyclic terpanes are common compounds in source rocks and crude oils,and C_(24)17,21-secohopane is the most common and widely used source-related indicator.In this study,three unusual C_(24)tetracyclic terpa...
CAMS Innovation Fund for Medicial Sciences(CIFMS-2019-I2M-1-005)。
Seven new triterpenoid saponins,including five ursane-type saponins,ilexchinenosides R–V(1–5),and two oleananetype saponins,ilexchinenosides W–X(6–7),with four known triterpenoid saponins(8–11)were isolated from ...
Objective: To evaluate the cytotoxic activity of taraxerol isolated from the leaves of Pterospermum acerifolium and its EtOH extract against human breast, colon, and lung cancer cell lines and docking studies.Methods:...
supported by the National Natural Science Foundation of China (Nos. 81573269, 21572015, 21877007, 91753202 and 21702007);and the open funding of the State Key Laboratory of Phytochemistry and Plant Resources in West China
Oleanolic acid(OA) and echinocystic acid(EA), two naturally occurring pentacyclic oleanane triterpenes,are gaining increasing attention due to their promising pharmacological activities. Conjugation with amphiphilic ...
financially supported by the National Natural Science Foundation of China(Grant No.41272169);the National Science and Technology Major Project(Grant No.2008ZX05025-03)
In the saturate fractions of crude oils from the Zhu1 and Zhu2 depressions of the Pearl River Mouth Basin,two novel C_(15) sesquiterpanes have been detected except for drimanes and rearranged drimanes.By comparison wi...
An unusual oleanane triterpene(1) was isolated from aerial parts of Rhododendron campanulatum.The compound had shown prominent antibacterial and immunomodulatory activities.The structure of the compound was determin...
Two new oleanane-type saponins,crotalarioside A(1) and crotalarioside B(2),were isolated from the roots of Polygala crotalarioides.Their structures were elucidated on the basis of spectroscopic and chemical evidence.