生物活性的

However, the mechanism of the bioactivity of calcium phosphate ceramics has not fully elucidated.

然而，磷酸钙陶瓷生物相容性和生物活性的机理至今尚未被充分阐明。

Scaffold, which has well biocompatibility and bioactivity, is one of the focal point of tissue engineering research.

具有良好生物相容性和生物活性的支架材料一直是组织工程研究的重点之一。

Objective: Extracting the total protein from scoipii tegument, investigating its effect on immune system by transformation of T/B cell. Method: Water-soluble protein was extracted by distilled water method and salting-out method, while keratin(ST2) by deoxi-dization method.

中文摘要：目的：为了证明蝎皮对免疫功能的影响并探讨蝎皮中含有的活性成分，通过提取分离蝎皮中的水溶蛋白质和角蛋白质组分，经过体外药理活性筛选，观察其对细胞或体液免疫系统的影响，以期获得具有生物活性的蛋白质组分。

Pyrazolyl alkenyl Fischer carbene complexes have both the virtues of multiple reactivity in carbene fragment and high bioactivity in pyrazole fragment, which attracts our interest in their synthesis and application from a theoretical and applied viewpoint.

吡唑基烯基卡宾化合物同时具有高反应活性的卡宾基团和高生物活性的吡唑基团，因而其反应研究具有一定的理论意义和应用价值。

The results indicate that there is an important relationship between the substructures of butyrolactone in taiwanin A and its biological activity, we find that the enlargement of structure space at the place of methylene of piperonyl group of taiwanin A may be a way to improve its biological activity.

我们发现taiwanin A结构中的内酯﹝butyrolactone﹞与生物活性有著密切关系，另外还推测它次甲基二氧苯基﹝piperonyl group﹞上的次甲基如果能用空间上更大的官能基取代，是改进taiwanin A生物活性的一个方向。

There has been the report such as the male agaric fruiting body can restrain the tumour, gallbladder fibrosis, lipide overoxidation and so on. But both here ahd abroad have no report about male agaroc mycelium amylose could decrease bllod pressure and protect liver fuction.

有关桑黄子实体多糖抗肿瘤、抗肝纤维化与抗脂质过氧化作用活性及桑黄菌丝体多糖抗肿瘤活性的研究已有报导，但国内、外有关桑黄菌丝体多糖的降血糖、保护肝功能作用等生物活性的研究至今尚未见报告。

Pentacyclic triterpenoids which have a wide range of biological activity is a class of widely exist in nature,and the anti-tumor effect is one of its main activities.

五环三萜类化合物是一类在自然界中广泛存在并具有多种生物活性的单体，抗肿瘤作用是其主要的活性之一。

Furthermore, a series of triterpene glycosides that composed of oleanolic acid, ursolic acid and glucosamine oligosaccharides were synthesized, and their structures were determined.

本文还以具有良好生物活性的五环三萜类的化合物齐墩果酸与熊果酸作为苷元，完成了一系列氨基葡萄糖及其寡糖三萜皂苷的合成和结构确定工作，为测试其生物活性、研究构效关系奠定了基础。

METHODS Recombinant human protein kinase CK2 α and β subunits were cloned and expressed by genetic engineering, and purified to homogeneity. The two subunits were mixed at equal molar ratio and reconstituted CK2 holoenzyme, which exerted the maximum biological activity.

方法利用基因工程克隆，表达和纯化获得重组人蛋白激酶CK2 α和β亚基，在体外等摩尔数混合构成有最大生物活性的重组CK2全酶，在不同条件下测定CK2的活性。

Methods:(1) bFGF was loaded with PLGA, PELA and gelatin microspheres. The pharmac characteristics of particle size distribution, loading efficiency, entrapment efficiency, bFGF release kinetics were evaluated with scanning electronic microscope, MTT and ELISA respectively. The prescription with the best pharmac characteristics and the highest bioactivity of bFGF was chosen for the next step.

（1）制备PLGA，PELA和明胶微球，通过扫描电镜和激光粒度分布仪测定其粒径分布；ELISA法测定微球溶出度，包封率，bFGF释出动力学；MTT法测定微球释出的bFGF的生物活性，筛选出一种具有较好药剂学性质和较高bFGF生物活性的微球载体材料。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。