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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
biochemistry, genetics and molecular biology
Anti-inflammatory ursane- and oleanane-type triterpenoids from vitex negundo var. cannabifolia
Journal of Natural Products, Volume 77, No. 10, Year 2014
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Description
Six new polyoxygenated triterpenoids, cannabifolins A-F (1-6), and eight known triterpenoids, 7-14, were isolated from the leaves of Vitex negundo var. cannabifolia. The absolute configuration of cannabifolin A (1) was determined by single-crystal X-ray crystallographic analysis. Compounds 1 and 2 represent a class of rare natural pentacyclic triterpenoids bearing cis-fused C/D rings and are the first examples of 12,19-epoxy ursane- and oleanane-type triterpenoids. Compounds 3, 7, 8, and 14 exhibited inhibition of nitric oxide production in lipopolysaccharide-induced RAW 264.7 macrophages with IC50 values in the range 24.9-40.5 μM. © 2014 The American Chemical Society and American Society of Pharmacognosy.
Authors & Co-Authors
Ferreira, Daneel
United States, University
University of Mississippi
Zjawiony, Jordan
United States, University
University of Mississippi
Tu, Pengfei
China, Beijing
Beijing University of Chinese Medicine
Statistics
Citations: 52
Authors: 3
Affiliations: 3
Identifiers
Doi:
10.1021/np500509q
ISSN:
01633864