methyl ursolate
National Institutes of Health
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A new triterpenoid, methyl 2α-O-trans-feruloyl-3β-hydroxy-urs-12-en-28-oate (1), has been isolated from the leaves of Eriobotrya…
Previous studies had shown that different extracts obtained from Mitracarpus frigidus (Willd. ex Roem. & Schult.) K. Shum, an…
Six chemical components were got from the alcohol extract of Cirsium segestum, their structures were identified by UV, IR, NMR…
The methanol extract from Uncaria sinensis showed a suppressive effect on umu gene expression of the SOS response in Salmonella…
Six pentacyclic triterpenes were isolated from the methylated stembark polar extracts of Musanga cecropioides. One of them…