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Bio-assay guided isolation and identification of α-glucosidase inhibitors from the leaves of Aquilaria sinensis.
Eight α-glucosidase inhibitors including four new compounds were isolated from the 70% aqueous ethanolic extract of leaves of Aquilaria sinensis (Lour.) Gilg by activity-directed fractionation andExpand
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Extremely low bioavailability of magnesium lithospermate B, an active component from Salvia miltiorrhiza, in rat.
We assessed the bioavailability of magnesium lithospermate B (MLB), a main polyphenolic component of Salvia miltiorrhiza and a potent antioxidant having various pharmacological activities, toExpand
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New sesquiterpenoids from the dried flower buds of Tussilago farfara and their inhibition on NO production in LPS-induced RAW264.7 cells.
Three new sesquiterpenoids, 1α-(3″-ethyl-cis-crotonoyloxy)-8-angeloyloxy-3β,4β-epoxy-bisabola-7(14),10-diene (1), 7β-angeloyloxy-14-hydroxy-notonipetranone (2) andExpand
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New inhibitors of nitric oxide production from the seeds of Myristica fragrans.
Six dihydrobenzofuran type neolignans were isolated from the dried ripe seeds of Myristica fragrans Houtt. (family: Myristicaceae) and their chemical structures were identified as licarin B (1),Expand
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Rapid characterization of ginsenosides in the roots and rhizomes of Panax ginseng by UPLC-DAD-QTOF-MS/MS and simultaneous determination of 19 ginsenosides by HPLC-ESI-MS
Background Ginsenosides are the characteristic and principal components which manifest a variety of the biological and pharmacological activities of the roots and rhizomes of Panax ginseng (GRR).Expand
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Magnesium lithospermate B is excreted rapidly into rat bile mostly as methylated metabolites, which are potent antioxidants.
To elucidate the in vivo pharmacological activities of magnesium lithospermate B (MLB), an active constituent of Radix Salviae Miltiorrhizae, in the rat, its metabolic fate both in vivo and in vitroExpand
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Inhibitory effects of monomeric and dimeric phenylpropanoids from mace on lipid peroxidation In Vivo and In Vitro
Repeated p.o. administration of myristicin and dehydrodiisoeugenol, monomeric and dimeric phenylpropanoids from mace, resulted in suppression of the lipid peroxidation in the liver of mice, which wasExpand
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Trollioside, a new compound from the flowers of Trollius chinensis
A new compound, named trollioside, together with nine known compounds, proglobeflowery acid, isoswertisin, isoswertiajaponin, cirsimaritin, veratric acid, vitexin, orientin, β-sitosterol andExpand
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[Studies on chemical constituents in the buds of Tussilago farfara].
  • Y. Liu, X. Yang, B. Wu
  • Chemistry, Medicine
  • Zhongguo Zhong yao za zhi = Zhongguo zhongyao…
  • 1 November 2007
OBJECTIVE To study the chemical constituents in the buds of Tussilago farfara. METHOD The chemical constituents were isolated by various column chromatographic methods and structurally elucidatedExpand
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Intestinal permeability of antivirus constituents from the fruits of Eucalyptus globulus Labill. in Caco-2 Cell Model.
The uptake and transepithelial transport of the three main constituents macrocarpal A (M-A), macrocarpal B (M-B), and cypellocarpa C (Cy-C) from the fruits of Eucalyptus globulus Labill. wereExpand
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