Berberine(BBR) is a natural alkaloid isolated from the Coptis Chinensis.While this plant has been used in Ay-urvedic and......

Two new epimeric pairs of iridoid scyphiphin A_1(1a),A_2(1b) and scyphiphin B_1(2a),B_2(2b) were isolated from Scyphipho......

[Objective] To study the optimal extraction technical parameters of flavonoids glycosides from HERBA LOBELIAE CHINENSIS ......

采用GC技术对烟叶中 4个主要生物碱作了定量分析 .提出了一种快速 ,简便 ,准确测定烟叶样品中生物碱的含量的气相色谱方法 .极大地......

目的研究白花曼陀罗细胞悬浮培养合成生物碱.方法在MS液体培养基上悬浮培养细胞生产生物碱,以碳源、pH值、接种量等为影响因子进行......

从中国南海棕色扁海绵Phakellia fuca Schimidt的乙醇浸提物中,分离得到3个吡咯生物碱,结合理化性质,波谱分析,文献检索,确定其结......