含硝基的化合物在自然界中相对少见,硝基化合物均具有非常广泛的生物活性,包括抗肿瘤、抗疟疾、抗细菌、抗HIV等活性.含硝基苯酯的倍半萜在自然界很少见,至今仅报道了四个硝基苯酯倍半萜化合物.从海藻来源的曲霉Aspergillus ochraceus JcmalF 17的代谢产物中,分离获得了两个硝基苯酯倍半萜类化合物insulicolide A和6β,9α-dihydroxy-14-p-nitrobe
To study the chemical constituents and anticancer activities in vitro of the aboveground part of Caragana turfanensis (Krassn.) Kom.MTT was used to determination the cytoxicity of different polar extr
The dried flower buds of Shanyinhua (Lonicara macranthoides Hand.-Mazz.) are commonly used traditional Chinese medicine in China.
Juglans mandshurica Maxim.,a type of walnut tree,is primarily distributed throughout Northeastern Asia.The roots,stem barks,leaves and fruits of this plant have been used as a folk medicine for the tr
假黄皮[Clausena excavata Bum.F.]又名小叶臭黄皮、过山香(台湾)、山黄皮、鸡母黄、大棵(海南)、臭皮树及野黄皮(云南),是芸香科(Rutaceae)黄皮属植物,主要产于台湾、福建、广东、海南、广西、云南南部.假黄皮的根皮、也可入药,可用于治疗痢疾、肠炎和尿道炎等[1-2],叶入药还具有行气、止痛、驱风和去湿等功效,果实可鲜吃,但不宜多吃.为了寻找活性成分,我们对假黄皮叶提取