Supercritical fluid extraction (SFE) and high-speed counter-current chromatography (HSCCC) were successfully used for extraction, separation and purification of
Buyang Huanwu Decoction (BYHWD, 补阳还五汤) is a traditional Chinese prescription that has been used for hundreds of years to treat paralysis, and for the treat
Seven alkaloids(1-7)were isolated from N.nucifera.for the first time and compound 2 has been reported as a new natural product.This finding may support the view
AIM: To study the chemical constituents of Euphorbia kansuensis Proch.METHODS: The chemical constituents were isolated and purified by various chromatographic t