Black-and-white dupe negative film.

This is a negative film.

这是一张底片.

Photographic plate law in the direct, indirect and direct diaphragm patch of law and so on.

感光制版法中的直接法 、 间接膜片法和直接膜片法等方法.

Then, on the plate today's commonly used methods: hand-plate, photographic plate, metal plate.

然后, 分别介绍现今常用的制版方法: 手工制版, 感光制版法, 金属板法.

Colorful small bags as if one of the fresh young life in an immediate reporters.

五颜六色的小书包仿佛一个个鲜活的幼小生命立于记者的眼前。

The sun is shining, flowers smile at me, birds sing morning morning morning, why you take your little bag?

太阳当空照，花儿对我笑，小鸟说早早早，你为什么背上小书包。

It's a small green one.

它是个绿色的小书包。

One of these mechanisms is the secretory immune system through IgA antibodies. IgA prevents the invasion and colonization of pathogenic microorganisms and competes for receptors and metabolic substrates.

分泌性IgA的参与也是防御机制之一，IgA抗体通过阻止病原微生物的入侵和定植并竞争受体和代谢底物。

While DNA microarray are genomic tools originally developed to monitor gene expression, also applied for the detection of specific mutations in DNA sequences, and lately employed in the parallel detection and identification of microorganisms in environmental or clinical samples.

基因芯片技术最早用于监控基因表达和DNA序列特异性的点突变，目前较多地应用于环境和临床中的病原微生物检测鉴定。

Considering the difficulties of HPV detection, an automatic detection system is designed with fluorescence polarization technology, which is used in pathogenic germs detections and gene analyses.

针对HPV病毒的检测难题，设计一种将荧光偏振技术用于病原微生物检测和基因分析的荧光偏振自动检测系统。

Mip proteins have been identified as important virulence factor in several animal pathogens such as Legionella pneumophila, Chlamydia trachomatis, Neisseria gonorrhoeae.

已经证明，Mip蛋白是一些动物病原微生物（例如嗜肺军团菌、沙眼衣原体、淋球菌等）的重要致病因子。

Results In 144 specimens taken from 183 cases after screening STD pathogenic microorganisms were detected with a positive rate of 33.3% ( 29/ 87);

结果183例标本中检出STD病原微生物感染144例，检出率78.7%，其中化脓菌感染29例，阳性率33.3%（29/87）。病原体中以支原体居第1位，占45.9%；

With the development of biotechnology and microbial contamination, detection and discrimination of pathogenic microorganisms using SERS is also increasing.

随着生物技术的发展及微生物污染的严重化，利用SERS技术检测病原微生物的研究也越来越多。

Defensins was an important antimicrobial peptides generated by the organism during the defense reaction.

防御素（defensins）是生物体在抵御病原微生物的防御过程中产生的一类重要的抗菌肽类物质。

Toll-like receptors, serve as pattern recognition receptors ( PRRs), activate specific signaling pathways that initiate the production of cytokines through recognizing different microbial components.

Toll样受体，作为重要的模式识别受体，能通过识别不同的病原微生物，活化特异的信号通路，起始细胞因子的表达。

Objective: In order to know the clinical value of microorganism DNA copy the difference of prenatal TORCH screening was compared between fluorescent hybridization quantitative PCR and ELISA.

目的：比较荧光杂交定量PCR和ELISA法进行产前TORCH筛查的差异，探讨病原微生物拷贝数在临床诊治中的作用。

Systemic acquired disease resistance ( SAR), a major effective way against many types of pathogens, can be manipulated through genetic engineering to improve plant disease resistance.

系统获得性抗性（SAR）是植物防御病原微生物侵染的一条有效途径，利用基因工程技术改造其表达特性可以提高植物的抗病性。

In addition, the improvement of formulation, comprehensive utilization of pathogenic microbes and insect agents, especially strain improving by transgenic technology and DNA recombination technology have become hot research directions.

此外，制剂加工方法的改进，病原微生物与昆虫制品的综合利用，特别是转基因技术和DNA重组技术在菌株改良上的应用成为真菌除草剂的热点研究方向。

The primary principle of selection of II class biosafety cabinets is based on protection capability, research program and detection program of microbiology laboratories or medical laboratories.

根据II级生物安全柜的防护性能，以及不同级别的病原微生物实验室的实际工作，提出了选择II级生物安全柜的基本原则。

Application of 16S rDNA Sequence Analysis Method in Pathogens Detection from Ballast Sediments of International Vessels

16S rdna序列分析法在国际船舶压载舱沉积物病原微生物检测中的应用

Toll-like receptors ( TLRs) are essential receptors in the host defense against invading pathogenic microorganism.

Toll样受体（Toll-Like receptors，TLRs）是一类在机体识别、清除入侵病原微生物免疫过程中起重要作用的受体。