Microcystins are a group of toxins that are produced by fresh water cyanobacteria. They are bioactive materials which are hepatotoxic.
微囊藻毒素是由淡水蓝藻产生的一类具有肝毒性的生物活性物质。
Starfish contains different types of bioactive materials, such as proteins, enzymes, steroidal glycosides, gangliosides, alkaloids etc.
海星中含有蛋白、酶、甾类糖苷、神经节苷酯、生物碱等生物活性物质。
The results show that the surfaces of the two materials are covered with a layer of carbonate hydroxyapatite (HA) when soaked in SBF, which indicates they are bioactive.
结果表明：在SBF中浸泡后，两种玻璃陶瓷表面都能生成含碳酸根的羟基磷灰石（HA）层，显示这两种材料具有良好的生物活性；
Survival active substances and bioactive substances can be obtained by extracting and separating fresh plant materials under normal temperature.
采用新鲜植物原料常温提取分离，可以把生存活性物质、生物活性物质都提取出来。
Their visit was prompted by the launch earlier this year of UK/China Research Academy of Bioactive Molecules and Materials (RABMM), an initiative for international collaboration in research.
此次拜访是继年初成立英中生物活性分子和材料研究院（RABMM）的后续活动。
Their visit was prompted by the launch earlier this year of UK/China Research Academy of Bioactive Molecules and Materials (RABMM), an initiative for international collaboration in research.
此次拜访是继年初成立英中生物活性分子和材料研究院（RABMM）的后续活动。
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