WebThe new lanostane methylsteroid orbigenin, the structure of which is 23ξ,24ξ-lanost-9(11)-en-3β,7β,16β,19,23,24,25-heptaol, was isolated from Astragalus orbiculatus Ledeb. (Leguminosae). The structure of the new triterpenoid, the first lanostanoid from plants of the Astragalus genus, was determined using electron-impact mass spectrometry and PMR … WebJul 1, 2005 · By means of 5α-reductase inhibitory activity-guided fractionation, a new lanostanoid, 15α-hydroxy-3-oxolanosta- 7, 9(11), 24(E)-trien-26-oic acid, named as ganoderic acid TR, was isolated from ...
A New Lanostanoid from Ganoderma lucidum SpringerLink
WebJul 19, 2007 · They all show a Δ 16, 17 double bond unprecedented in such types of lanostanoid triterpenes possessing the side chain at C-17. The complete NMR assignments for these compounds were carried out using 1 H, 13 C, DEPT, COSY, HSQC, HMBC, and ROESY NMR experiments. ozempic commercial cast 2020
Ganoderic acid Sz, a new lanostanoid from the mushroom
WebApr 6, 2024 · Two isolated lanostanoid compounds from G. applanatum, 5-ergost-7-en-3-ol, ergost-7,22-dien-3-ol and 5,8-epidioxy-5,8-ergost-6,22-dien-3-ol primarily showed activity against Gram-positive bacteria . Of the non-polar compounds, antimicrobial activity is mainly attributed to terpenoid compounds . WebFeb 22, 2016 · In the course of our study on G. lingzhi, a new cytotoxic lanostanoid triterpene, named lucidumol C, together with six known compounds, were isolated from the chloroform extract of the fruiting bodies of G. lingzhi. Their structures were established based on extensive spectroscopic and chemical studies. Potential cytotoxic activities of … WebA novel lanostanoid lactone (1) was first isolated from the Alga Hypnea cerricornis collected from the Xisha Islands in the South China Sea. The structure of 1 was determined on spectral evidence as 5α‐lansta‐8‐en‐3β, 22°‐dihydroxy‐22 (R), 24 (S)‐lactone. Volume 19, Issue 7. July 2001. Pages 702-704. イメージア 予約 青葉台