白鲜(Dictamnus dasycarpus Turcz)为芸香科白鲜属植物,生长于山坡丛林中,我国辽宁、甘肃、陕西、安徽、河北等省均有分布。白鲜的干燥根皮即为传统中药白鲜皮,具有抗菌抗癌、祛风解毒、清热燥湿等作用,临床上主要用于治疗湿热疮毒、黄水淋漓和湿疹等,并对心血管及血液病有一定的疗效〔1,2〕。本研究以白鲜皮水提液作为研究对象,对其杀菌效果进行了实验室观察。1材料与方法 Dictamnus dasycarpus Turcz is a genus of Rutacery, which grows in the hillside jungle, and is distributed in Liaoning, Gansu, Shaanxi, Anhui and Hebei provinces in China. White fresh dry root bark is the traditional Chinese medicine fresh white skin, with anti-bacterial anti-cancer, expelling wind detoxification, dampness and other effects, clinically mainly used for the treatment of damp heat sore, yellow dripping and eczema, and cardiovascular And blood diseases have a certain effect 〔1,2〕. In this study, the water extract of fresh white skin as the research object, its bactericidal effect was observed in the laboratory. 1 materials and methods