生物活性的

Heilongjiang Forest Botanical Garden, Harbin 150040, Heilongjiang, China Abstract: Using growth rate and hanging drop methods, biological activity of four acetone extracts from Sophora flavescens Ait., Galinsoga parviflora Cav., Typhonium giganteum Engl., and Datura stramonium L.

黑龙江省森林植物园，黑龙江哈尔滨 150040 摘要：采用生长速率法和悬滴法测定了苦参、牛膝菊、独角莲、蔓陀萝4种植物的丙酮提取物对水稻恶苗病菌、稻瘟病菌、玉米小斑病菌、玉米弯孢菌叶斑病菌、番茄叶霉病菌和辣椒根腐病菌的生物活性。

The effects of the bio-active compound produced by Streptomyces 702 on the cold storage of cooked meat were studied.

研究了冷藏条件下经链霉菌702所产生物活性物质处理的熟肉制品的保藏效果。

The bioactive screening showed that tylopiol A (1) inhibited the nitric oxide synthetase by the rate of 68. 6% at the concentration of 5μg/ml.

生物活性测试表明tylopiol A（1）在5μg／ml的浓度下对NO合酶的抑制率为68.6％。

The contents of vitamin A and vitamin B in the bee larva is very rich and more than those in cod liver oil, vitellus and milk.

蜜蜂幼虫中维生素A和维生素D的含量十分丰富，超过鱼肝油、蛋黄和牛奶的含量，蜜蜂幼虫还含有酶、激素等多种生物活性物质。

Coli; and to investigate the activities of the protein in vive or vitro.

3研究该蛋白在哮喘等Ⅰ型超敏反应的炎症过程中所具有的一系列免疫学生物活性。

The formation of CHA layer on the coating surface indicates wollastonite coating possesses good bioactivity.

碳酸磷灰石的形成证明，硅灰石涂层具有优良的生物活性。

The composition of wollastonite is similar to that of the bioactive glass, which suggests good bioactivity and biocompatibility of wollastonite.

硅灰石陶瓷具有同生物活性玻璃类似的化学组成以及与钛合金相近的热膨胀系数。

The formation of CHA layer on coating surface indicates wollastonite coating possesses good bioactivity.

CHA的形成证明，硅灰石涂层具有优良的生物活性。

The results show that the bioceramic coating contains such bioactive phases as hydroxyapatite and tricalcium phosphate during laser cladoping. And the interlaced flake structure and micropores of about 0.5~2 μm in size exist on the surface of accidented gradient bioceramic coating, suitable to grow new bone along with the surface and micropore.

结果表明：激光熔覆复合涂层中生成了羟基磷灰石和磷酸三钙等生物活性相，凹凸不平的表面出现网络交错的片状结构和微孔(孔径为0.5~2 μm)，有利于新骨沿着表面及内部连通微孔攀附生长。

The amidation of C-terminal is crucial for its full biological activity.

其C末端的酰胺化对它完整的生物活性起重要作用。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。