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Iridoid glycosides from Scrophularia ningpoensis
Three new minor iridoids were isolated from the roots of Scrophularia ningpoensis. They were elucidated as 8-O-feruloylharpagide, 8-O-(2-hydroxy-cinnamoyl)harpagide andExpand
Identification of three sulfate-conjugated metabolites of berberine chloride in healthy volunteers' urine after oral administration.
AIM To identify the structure of unknown metabolites of berberine (Ber) in human urine after oral administration. METHODS Urine samples were obtained from 5 volunteers after they orally took BerExpand
Effect of Magnesium tanshinoate B on the production of nitric oxide in endothelial cells
Nitric oxide (NO) is a potent vasodilator which plays an important role in regulating vascular tones. Danshen, a Chinese herbal medicine has been widely used for the treatment of cardiovascularExpand
Rapid Characterization and Identification of Flavonoids in Radix Astragali by Ultra-High-Pressure Liquid Chromatography Coupled with Linear Ion Trap-Orbitrap Mass Spectrometry.
A simple and effective method was established for separation and characterization of flavonoid constituents in Radix Astragali (RA) by combination of ultra-high-pressure liquid chromatography withExpand
Clinical observation of salvianolic acid B in treatment of liver fibrosis in chronic hepatitis B.
AIM To evaluate the clinical efficacy of salvianolic acid B (SA-B) on liver fibrosis in chronic hepatitis B. METHODS Sixty patients with definite diagnosis of liver fibrosis with hepatitis B wereExpand
Serratene-type triterpenoids from Huperzia serrata.
Seven new and 15 known serratene-type triterpenoids were isolated from the whole plant of Huperzia serrata. The structures of these new triterpenoids were elucidated asExpand
Miyoshianines A and B, two new lycopodium alkaloids from Huperzia miyoshiana.
Two new Lycopodium alkaloids, miyoshianines A and B, together with five known alkaloids, lycopodine, lycodoline, 12-epilycodoline, clavolonine, and flabelliformine, were isolated from HuperziaExpand
Serratane-type Triterpenoids from Huperzia Serrata
Sixteen serratane-type triterpenoids including three new compounds, 14β,15β- epoxyserratan-3β,21β,29-triol (1), serrat-14-en-3β,21β,29-triol (2) and serrat-14-en-3α,21β,24,29-tetraol (3), wereExpand
Structure-activity relationship of natural flavonoids in hydroxyl radical-scavenging effects.
AIM To study the relationship between the structure and hydroxyl radical (*OH)-scavenging activity of twelve natural flavonoids. METHODS The hydroxyl radical-generating chemiluminescence systemExpand
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