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For immunized egg laying chicken groups, cloacal swabbing samples were collected at 7 days post challenge, and no shedding was found in groups vaccinated with rFPV-H5HA-I

结果表明，rFPV-H5HA- IL18、rFPV-H5HA-H7HA-IL18免疫组在攻毒后第7d无排毒，其抑制免疫鸡排毒效果优于常规疫苗和单独表达 HA的rFPV-H5HA重组鸡痘病毒。rFPV-H5HA-IL18和rFPV-H5HA-H7HA-IL18免疫组鸡，在14日龄时的体重明显高于rFPV-H5HA免疫组和常规疫苗对照免疫组，表明共表达的鸡IL-18能降低鸡痘病毒载体对雏鸡增重的影响。

The purpose of this study was to investigate the pathogenic mechanism of Clonorchis sinensis. Male wistar rats were utilized as experimental animals and randomly divided into three groups. Two of them, which were divided into drug-treated and control groups were fed with metacercaria of Clonorchis sinensis.

为探讨中华肝吸虫的致病机转，本研究以wistar 雄性大白鼠为实验动物，研究分实验组及正常组，实验组以口餵管餵食中华肝吸虫囊蚴后再公为投药组及不投药组，投药组於感染后十二周以Praziquantel处理，不投药组仅给予生理食盐水。

Methods Premature neonates were randomly divided into two groups:ambroxo group and control group,evaluate the pulmonary oxygen coalescent function change of the two groups and the related complications.

早产儿 12 0例，按区组随机分为沐舒坦应用组和观察组各 6 0例，观察两组肺氧合及肺功能的改变，观察两组并发症发生率的情况。

In situ terminal transferase-mediated dUTP nick end-labeling was used to detect the apoptosis of SMC in these two groups; We compared the elastic fibers, collagenic fibers, reticular fibers by special staining in the two groups by special staining.

结果 (1)常规HE染色组织学观察颅内囊性动脉瘤瘤壁均已丧失正常脑动脉壁的三层结构，表现的基本组织病理变化为损伤、变性、修复同时存在。

Collembola, Protura and Diplura are not only important groups of the soil animal biodiversity, but also one of the key groups in studying the evolution arthropod, because their phylogenetic position are critical to the understanding of the evloution of insect orders.

跳虫、原尾虫和双尾虫不仅是土壤动物多样性研究的重要类群，又是节肢动物低等类群向陆生有翅昆虫演化的中间环节，是节肢动物进化研究中的关键类群之一。

Computer-simulated results show that the introduction of acetylene bridge,which electron cloud is columned,reduced the space block between molecular functional groups.In the acetylene-bridged system,the functional groups can keep relatively free rotation,which resulted in that the conjugated electronic cloud are influenced,and then influenced on the properties of the compounds.

计算模拟结果证明，炔桥的引入降低了星状分子的核单元官能团和臂单元官能团之间的空间位阻，使得官能团可以比较自由的旋转，从而对核-臂之间的电子云共轭产生影响，继而影响到该系列化合物体系的各种性能。

A concurso will be held among the scout groups that are still developing their own community development projects, in order to check the work being done and to motivate that this kind of work become the formal way of working for scout groups.

对於仍在规划其社区发展计划的各童军团群，将举办聚会以检视其工作进度，希望逐渐将这类型的工作变成各团群的例行性工作。

A concurso will be held among the scout groups that are still developing their own community development projects, in order to check the work being done and to motivate that this kind of work become the formal way of working for scout groups.

对于仍在规划其社区发展计划的各童军团群，将举办聚会以检视其工作进度，希望逐渐将这类型的工作变成各团群的例行性工作。

Zeta potential,density of surface carboxyl groups,the interaction between carboxyl groups and component in copolymerization emulsion,mechanical properties of films,state of water,particle diameter and distribution of particle diameter and theological behavior of emulsion were investigated by Zeta meter,the conductometric titration, particle size apparatus,dynamic mechanics analysis,differential scanning calorimmetry,scanning electron microscope,rheological apparatus,respectively, to study the mechanism on the water resistance of modified PVAc emulsion.

利用Zeta电位仪、电导滴定法、激光粒度仪、DMA、DSC、SEM、流变仪等手段从Zeta电位、表面羧基密度、羧基和乳液组分中的相互作用、羧酸改性后胶膜的力学性能、水的存在状态、粒径分布、流变性能和微观形貌方面探索了羧基提高乳液耐水性的机理。

The diameters of mesopore were decreased controllably owning to the introduction of the functional groups on the inner surface of the mesoporous MCM-41, and the mesopore was tailored and modified by the introduced functional organic groups.

有机基团的引入使介孔分子筛MCM-41的最可几自由孔道可控制地缩小，实现了介孔分子筛孔道的修饰和裁剪。

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。