Alkaloids are nitrogen-containing heterocyclic compounds typically isolated from plants.
They represent one of the most important types of natural products because of their large …

Quinolizidine alkaloids (QAs) are nitrogen-containing compounds produced naturally as
specialized metabolites distributed in plants and animals (eg, frogs, sponges). The present …

The roots of Sophora tonkinensis Gagnep., a traditional Chinese medicine, is known as
Shan Dou Gen in the Miao ethnopharmacy. A large number of previous studies have …

A rapid method for simultaneous extraction and separation of multiple alkaloids from Radix
Sophorae Tonkinensis (RST) was developed by microwave-assisted aqueous two-phase …

采用多种色谱技术从越南槐根茎中分离得到了25 个喹诺里西啶类生物碱(包括苦参碱型1~ 14,
鹰爪豆碱型15~ 17, 金雀花碱型18~ 23, 其他型24 和25), 并依据理化性质及NMR, MS …

Alkaloids derived from plants are among the largest group of plant-derived secondary
metabolites having therapeutic effectiveness in both modern and traditional medicines …