生物化学

Must have experience in preformulation area or analytical development as well as pharmaceutical analysis according to written method/protocols.

实验室服务，包括合成化学，生物检测，毒理学，临床前医药开发，分析服务，生物制药和医疗器械测试，及其它相关合同研发服务。

In order to transform Spartina alterniflora, an invasive species widely distributing on Chinese coast, into clean energy, the feasibility of anaerobic digestion of S. alterniflora was analyzed by its biological structure using the SEM and its chemical composition using the Elementor and ICP-AES, at the same time the anaerobic batch digestion experiments were carried out at 35℃.

针对互花米草这一广泛分布在中国海滩上的外来植物的资源化利用问题，通过对其生物结构的SEM观察，以及化学组成的测试分析，探讨了对其进行厌氧生物转化利用的可行性；同时，在35℃条件下采用批量发酵方式进行了厌氧发酵试验。

The has been studied. Radix isatidis, a Chinese medicinal preparation used commonly , effectively in clinical and unclarified in active substance, was chosen as a model to be studied. Based on the concept of production quality control, considering the features of TCM itself, the process of TCM preparation, especially the heating process has been studied. The physico-chemical properties assay, chemical analysis and bioassay, also the bio-thermal activity had been applied in this study.

根据药物生产质量控制理念，结合中药的特点，本文选取临床常用、疗效确切但药效物质基础不清的板蓝根为研究载体，以中药制剂过程单元操作特别是加热过程质量控制为主要着力点和切入点，在常规理化检测和化学组分分析的基础上，引入生物活性检测，探索建立基于理化—生物关联检测的中药生产过程质量控制模式和方法，以期为中药生产中原料药、半成品和成品实现全程质量控制提供技术支持。

As MEMS (Micro Electro-Mechanical Systems) technology progresses rapidly, the synergism between MEMS and biomedical technology becomes closer than ever before. When the uTAS was introduced in the last two decades, many microfluidic chips, microelectrodes, and microreactors are being studied for drug detection, environment detection, gene analysis etc. Due to its small volume, low pollution, low consumable and good portability, uTAS plays a very important role in biomedical, biochemical, environment engineering fields.

随着MEMS(Micro Electro-Mechanical System，微机电系统)制造技术的不断发展，生物医学与其之间的联系越来越紧密，自上世纪90年代初提出uTAS(Micro Total Analysis System，微全分析系统)之后，各种各样的微流控芯片、微反应器、微电极、微分离器等便大量涌现，广泛应用于药物检测、环境监测、基因分析等诸多领域中，并且由于其试剂消耗量少、检测效率高、环境污染小、体积小、易于携带等优点，在生物医学、化学、环境工程等领域受到越来越多的重视。

The physical ways are blending, surface adsorping or coating. The chemical ways are copolymerizing, crosslinking and surface modifying, all of which endow bioactivity on PLA by changing the polymeric macromolecule structure or surface structure.

物理法主要通过共混、表面吸附或涂层等实现对聚乳酸的生物活化；化学法包括共聚、交联、表面修饰等，通过改变聚合物大分子或表面结构赋予材料生物活性。

The resuhs of the biological method were compared with those of the chemical method.

体外消化法分析得到的重金属生物有效性成分的含量要比利用化学形态分析法分析得到的高，但Cu、Pb、Zn、Cd4种重金属的生物有效性排序是相同的，即Cd〉Zn〉Pb〉Cu。

Due to use of harmful pesticides, insecticides, rich soil nutrients for agriculture, annual mass bathing and daily washing activities, the usual practice of dumping of solid waste, many of which may be non-biodegradable and toxic, effluents either from domestic sources including hotels, resorts and ashrams or industrial sources, continuous removal of the sand and stones from river beds, destructive fishing methods, construction work going on in river such as dams and channelization, deforestation, chemicals and many other reasons , the list of which is long have impede the natural physical, chemical and biological quality of river Ganga.

由于使用有害农药，杀虫剂，肥沃的土壤养分用于农业，每年大规模洗澡和日常清洗活动，按照惯例倾倒固体废物，其中许多可非生物降解和有毒，废水是由国内来源包括酒店，度假村和ashrams或工业源，继续去除沙子和石头河床，破坏性的捕鱼方法，建设工作发生在河流如水坝和通道，砍伐森林，化学品和许多其他原因，名单这是长期以来一直阻碍自然物质，化学和生物质量河流恒河。

Biotoxins are biogenic small molecule compounds that are as many as thousands of kinds.

生物毒素是一类生物源小分子化合物，已知化学结构的达数千种。

Soil pot experiments were carried out to study the ecological effect of rare earth elements on rice in yellow brown earth. The ryegrass was used as an indicator plant to study the relationship between chemical available REs and REs absorbed by plant in four different soils and to study the concentrations threshold in soils.

本文通过生物盆栽试验研究了稀土元素对水稻的生长效应，并选用四种不同类型的土壤，以黑麦草为指示作物，研究稀土元素化学有效态和生物有效性之间的关系以及不同土壤上施用稀土的极限浓度等问题。

Directed at improving the efficiency of treating waste water in Biological Aerated Filter, the paper introduces the study of the effect of air flow rate, Hydration Retention Time, and organic loading of input water on the removal rate of Chemical Oxygen Demand and NH3-N using activated carbon, zeolite, architecture keramics and engineering keramics as stuffings.

为提高曝气生物滤池处理废水的效率，以沸石、活性炭、建筑陶粒、工程陶粒作为填料测试气体流速、水力停留时间、进水有机负荷对生物滤池的化学需氧量、NH3—N的去除效果及出水浊度的影响。

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。