The study on the extraction conditions, purification, and biological activity of slash pine (Pinus elliottii.) is important for the development of sla......
Due to their content of phenolic compounds, willow bark preparations are used as an herbal remedy. The large diversity of phenolic secondary metabolit......
Four undescribed neolignan glycosides, bletineosides A-D (1-4) were isolated from the pseudobulbs of Bletilla striata. Their structures with absolute ......
Seven undescribed polyketide compounds (1-4, 9-11) and six known polyketide compounds (5-8,12, 13) were isolated from Rhodiola tibetica endophytic Pen......
We collected stingless bee propolis Tetragonula biroi in order to find materials for medicine and cosmetics ap-plications from tropical rainforest res......
The ocean is a treasure house with rich resources of new chemical and biological molecules. A growing body of evidence suggests that marine fungi repr......
Pinuskesiols A-F (1-6), six new structurally diverse abietane diterpenoids were isolated from Pinus yunnanensis resins. Their structures including abs......
Four new chromone compounds diaporspchromanones A-C (1-3) and diaporspchromanone H (4), together with three known compounds (5-7) were separated from ......
Systematic phytochemical investigation on the Mongolian medicinal herb Lomatogonium carinthiacum led to the isolation of 12 monoterpenoids including t......
Chemical investigation of an endophytic fungus herein identified as Diaporthe cf. ueckeri yielded four known compounds, named cytochalasins H and J an......
Macathioureas A-D (1-4), four new thiourea derivatives with a carbamothioylpyrrolidine-2-carboxamide framework, were isolated from the roots of Lepidi......
Twenty compounds comprising four pregnane steroids (2-4 & 20) and 16 pregnane glycosides (1 & 5-19) have been obtained from the ethanol extrac......
Limonoids are a class of oxygenated terpenoids that exist mainly in citrus fruits. As a kind of limonoid, obacunone has attracted more and more resear......
Diabetes mellitus is a serious threat to human life and health. The a-glucosidase and protein tyrosine phosphatase 1B (PTP1B) were important targets f......
Diosgenin [25R-spirost-5-en-3 & beta;-ol], isolated from Dioscorea deltoidea was used as a starting material for syn-thesizing its various isoxazo......
