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Phenolics from Bidens bipinnata and their amylase inhibitory properties.
A new chlorinated flavonoid, 3, 6, 8-trichloro-5, 7, 3', 4'-tetrahydroxyflavone (1), a new biscoumaric acid derivative, 4-O-(2″, 3″-O-diacetyl-6″-O-p-coumaroyl-β-D-glucopyranosyl)-p-coumaric acidExpand
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Alkaloids from Corydalis saxicola and Their Anti‐Hepatitis B Virus Activity
Eight protoberberine‐type alkaloids and two indole alkaloids were isolated from the MeOH extracts of the herb Corydalis saxicola Bunting (Papaveraceae). Their structures were identified asExpand
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Antifungal activities and action mechanisms of compounds from Tribulus terrestris L.
Antifungal activity of natural products is being studied widely. Saponins are known to be antifungal and antibacterial. We used bioassay-guided fractionation to have isolated eight steroid saponinsExpand
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In vitro and in vivo antifungal activities of the eight steroid saponins from Tribulus terrestris L. with potent activity against fluconazole-resistant fungal pathogens.
Antifungal activity of natural products is being studied widely. Saponins are known to be antifungal and antibacterial. We have isolated eight steroid saponins from Tribulus terrestris L., namelyExpand
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Saponins from Polygala japonica and their effects on a forced swimming test in mice.
Five new triterpenoid saponins, polygalasaponins E (1), F (2), G (3), H (4), and J (5), along with eight known ones (6-13), were isolated from the aerial parts of Polygala japonica. Their structuresExpand
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A new bisxanthone from Hypericum japonicum.
A new bisxanthone, named jacarelhyperols D (1), was isolated from the whole plant of Hypericum japonicum. Its chemical structure was elucidated asExpand
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Chemical constituents from Belamcanda chinensis
One new flavone and one new isoflavone glycoside were isolated along with 15 known compounds from the rhizome of Belamcanda chinensis (Iridaceae), and their structures were characterised asExpand
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[Comparative study on pharmacological effects of various species of Pueraria].
Through comparative studies on the acute toxicity of four species of Pueraria, it was found that the toxicity of P. peduncularis was the highest, followed by P. lobata and P. omeiensis, and that ofExpand
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[Studies on liver-toxicity in rhigoma of Dioscorea bulbifera].
OBJECTIVE To explore the liver-toxic fraction in Rhigoma of Dioscorea bulbifera. METHOD The rats were randomized into four groups: control group (20% PVP-water), T001(10% total methanolExpand
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