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1 Honda T, "Synthetic oleanane and ursane triterpenoids with modified rings A and C: a series of highly active inhibitors of nitric oxide production in mouse macrophages" 43 : 4233-4246, 2000
2 Jacques M., "Synthesis of unsaturated carbonyl compounds via a chromium-mediated allylic oxidation by 70% tertbutylhydroperoxide" 28 : 4665-4668, 1987
3 René C, "Synthesis and biological activity of some antitumor active derivatives from glycyrrhetinic acid" 45 : 5718-5723, 2010
4 Werner S., "Spectral assignments and reference data" 41 : 636-638, 2003
5 Wu X, "Prevention of free fatty acid–induced hepatic lipotoxicity by 18β-glycyrrhetinic acid through lysosomal and mitochondrial pathways" 47 : 1905-1915, 2008
6 Wen X, "Pentacyclic triterpenes. Part 1: The first examples of naturally occurring pentacyclic triterpenes as a new class of inhibitors of glycogen phosphorylases" 15 : 4944-4948, 2005
7 Yuko F, "Oleanane Triterpenoids from the Cones of Liquidamber styraciflua" 69 : 142-144, 2006
8 Zhu YY, "New approaches to the structural modification of olean-type pentacylic triterpenes via microbial oxidation and glycosylation" 67 : 4206-4211, 2011
9 Wen X, "Naturally occurring pentacyclic triterpenes as inhibitors of glycogen phosphorylase: synthesis, structure−activity relationships, and x-ray crystallographic studies" 51 : 3540-3554, 2008
10 Andres P, "Microbial transformation of triterpenoids" 6 : 307-320, 2009
11 Martinez A, "Microbial transformation of triterpenoids" 6 : 307-320, 2009
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16 Oikonomakos NG., "Glycogen phosphorylase as a molecular target for type-2 diabetes therapy" 3 : 561-586, 2002
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18 Qian LW, "Direct microbialcatalyzed asymmetric α-hydroxylation of betulonic acid by Nocardia sp. NRRL 5646" 50 : 2193-2195, 2009
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