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Recycling Preparative Liquid Chromatography, the Overlooked Methodology for the Purification of Natural Products
Frequently, preparative high-performance liquid chromatography separations of complex natural product mixtures by adsorption chromatography are...
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Natural Dibenzo[b,d]Pyran-6-Ones: Structural Diversity and Biological Activity
Natural dibenzo[ b,d ]pyran-6-ones are common and structurally diverse secondary metabolites that occur frequently in plants, fungi, lichens, and...
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Potent α-glucosidase and protein tyrosine phosphatase 1B inhibitors from Artemisia capillaris
As a part of our ongoing effort to identify anti-diabetic constituents from natural sources, we examined the inhibitory activity of the methanol...
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Inhibitory activity of coumarins from Artemisia capillaris against advanced glycation endproduct formation
Since glycation can lead to the onset of diabetic complications due to chronic hyperglycemia, several indigenous Artemisia species were evaluated as...
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Two new secoiridoid glycosides from the rhizomes of Gentiana scabra Bunge
Two new secoiridoid glycosides, 4‴- O -β-D-glucopyranosyltrifloroside 1 and 4‴- O -β-D-glucopyranosylscabraside 2 , along with three known secoiridoids...
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In Vitro inhibitory potential of decursin and decursinol angelate on the catalytic activity of cytochrome P-450 1A1/2, 2D15, and 3A12 isoforms in canine hepatic microsomes
Danggui is one of the most popular herbal medicines consumed by patients in different clinical settings in Asian countries. In this study, the two...
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A new iridoid and other chemical constituents frompedicularis kansuensis formaalbiflora Li.
A new iridoid (1) and thirteen known compounds 2- 14 were isolated from Pedicularis kansuensis forma albiflora Li., and their structures were elucidated...
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Cytotoxic phenolic constituents ofAcer tegmentosum maxim
The chromatographic separation of the MeOH extract from the twigs of Acer tegmentosum led to the isolation of ten phenolic compounds. The structures...
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Plants for Chemotherapy of Neoplastic Diseases
Each year in the United States more than 1 million people are diagnosed with cancer, and about 500,000 people die from the disease. For the most...
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A new sesquiterpene lactone fromArtemisia rubripes nakai
The chromatographic separation of a methylene chloride extract of Artemisia rubripes led to the isolation of a new sesquiterpene lactone ( 3 ), together...
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Norisoprenoids and hepatoprotective flavone glycosides from the aerial parts ofBeta vulgaris var.cicla
(+)-Dehydrovomifoliol ( 1 ), 3-hydroxy-5α,6α-epoxy-β-ionone ( 2 ), vitexin 7- O -β-D-glucopyrano-side ( 3 ), and vitexin 2″- O -β-D-glucopyranoside ( 4 ) were...
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Zingiber officinale
Zingiber officinale is a perennial herb belonging to the ZINGIBERACEAE family. The rhizome is horizontal, branched, fleshy, aromatic,...
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Cannabis sativa
Cannabis sativa is an annual herb of the MORACEAE family that grows to 5 m tall. It is usually erect; stems variable, with resinous...
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Lignan and neolignan glycosides fromUlmus davidiana var.japonica
Four lignan xylosides and two neolignan glycosides were isolated from the stem and root barks of Ulmus davidiana var. japonica . Their structures were...
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Aromatase inhibitors fromIsodon excisus var.coreanus
The diethyl ether extract of Isodon excisus var. coreanus exhibited significant inhibitory activity in aromatase assay. Bioactivity-guided...
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