褐藻糖胶是所有褐藻固有的一种细胞间多糖 ,据报道有抗凝血、抗肿瘤、澄清血脂等药理活性[1-3 ] 。本文对采自浙江省象山县台下礁的海带中提取纯化得到的褐藻糖胶进行了抗肿瘤细胞实验与抗凝血实验 ,初步观察了褐藻糖胶对体外培养的人肝癌细胞的杀伤作用 ,并比较了其不同剂量对 Fucoidan is an inherent intercellular polysaccharide of all brown algae and has reported pharmacological activities such as anticoagulation, antitumor, and clarification of blood lipids [1-3]. In this paper, anti-tumor cells and anti-coagulation experiments were carried out on fucoidan extracted and purified from kelp of Taixia reef in Xiangshan County, Zhejiang Province. The killing effect of fucoidan on cultured human hepatocellular carcinoma cells was primarily observed. And compare their different dose pairs