Takeya K, Yamamiya T, Morita H, Itokawa H
Department of Pharmacognosy, Tokyo College of Pharmacy, Japan.
Phytochemistry. 1993 Jun;33(3):613-5. doi: 10.1016/0031-9422(93)85458-4.
Two novel antitumour bicyclic hexapeptides, named RA-XV and -XVI, were isolated from Rubia cordifolia and their structures were characterized by spectroscopic and chemical means.
从茜草中分离出了两种新型抗肿瘤双环六肽,命名为RA-XV和RA-XVI,并通过光谱和化学方法对其结构进行了表征。