GeneInactivationintheCyanobacteriumSynechococcussp.PCC7002and...
Gene Inactivation in the Cyanobacterium Synechococcus sp. PCC 7002 and the Green Sulfur Bacterium Chlorobium tepidum Using In Vitro-Made DNA Constructs and Natural TransformationInactivation of a chromosomal gene is a useful approach to study the function of the gene in question and can be used to produce a desired phenotype in the organism. This chapter describes how to generate such mutants of the cyanoba......阅读全文
Gene－Inactivation－in－the－Cyanobacterium－Synechococcus－sp.－PCC－7002－and...
Gene Inactivation in the Cyanobacterium Synechococcus sp. PCC 7002 and the Green Sulfur Bacterium Chlorobium tepidum Using In Vitro-Made DNA Const
Thermal－Inactivation
Thermal InactivationA simple, reversible way to a stop restriction reaction is by adding EDTA, which chelates Mg2+, thereby preventing catalysis. If f
Serum－Thawing－－Heat－Inactivation
How to thaw serum:Serum that is stored at -10º C to -40º C is stable for extended periods of time. It is neither necessary or desirable to store serum
Serum－Thawing－－Heat－Inactivation
Serum Thawing & Heat Inactivation(Chris Cohick from JRH Biosciences catalogue)How to thaw serum:Serum that is stored at -10º C to -40º C is stable for
Map－Kinase－Inactivation－of－SMRT－Corepressor
Corepressors are coregulators that interact with transcriptional silencers in a variety of pathways such as cell proliferation, differentiation and ap
Gene－Structure－Annotation－at－PlantGDB
The accurate identification of exons and introns that comprise a complete plant gene structure can be a time-consuming and challenging task. Novel
Use－of－the－GUS－Reporter－Gene
One of the most important considerations in the expression of heterologous proteins in plants is the choice of promoter. The study of promoter act
基因转型(gene－transformation)
目的带有特定基因的质体在分子生物研究上，是一个很重要的工具，将质体送入细菌的过程称为基因转形，经由基因转型可使质体在细菌中大量复制，以备进一步研究。本实验将把你在前面转殖实验中cDNA和质体DNA的连结反应送入细菌。 你将从本实验学习如何进行基因转型作用。原理早在1970年左右，有人发现细菌经由冰冷
Reverse－Transfection－for－Gene－Function－Analysis
This guide describes a microarray-based system for the functional analysis in mammalian cells of many genes in parallel. Mammalian cells are cultured
FOSB－gene－expression－and－drug－abuse
Drug addiction is associated with long-term behavioral changes, suggesting a long-lived transcriptional regulator that responds to chronic drug exposu
Inactivation－of－Gsk3－by－AKT－causes－accumulation－of－bcatenin
Lipopolysaccharide (LPS) from XX bacteria induces a wide range of inflammatory responses, including the response of alveolar macrophages to bacteria i
差异基因表达研究方法介绍（DDPCR；GENEFISHING；GENE－CHIP）
差异基因表达的研究受到了广泛的关注，常用的技术有DD-PCR；GENE-FISHING；GENE CHIP等。简单介绍如下： DDRT -PCR技术即mRNA差异显示聚合酶链式反应技术，此技术是以PCR技术和聚丙烯凝胶电泳技术为基础，结合银染或放射性自显影等显色技术，能快速有效地
Yeast－Gene－knockout－using－Oligo/PCR
Universal primers for gene knock-out using dominant drug markers: Kan, Clonat, and Hygromisin-B. Forward primer: 5’ TCAGGGGCATGATGTGACT 3’Reverse prim
PCR－Primers－For－Gene－Expression－Detection－or－Quantification
Why PrimerBank?PrimerBank is a public resource for PCR primers. These primers are designed for gene expression detection or quantification (real-time
Control－of－Gene－Expression－by－Vitamin－D－Receptor
The vitamin D receptor, VDR is the mediator of all genomic actions of vitamin D3 and its analogs. It belongs to a family of ligand induced transcripti
Double－Stranded－RNA－Induced－Gene－Expression
One defense against viral infection is provided by PKR, double-stranded RNA activated protein kinase. When PKR interacts with dsRNA found in cells dur
Targeted－Gene－Replacement－in－Fungal－Pathogens－via－Agrobacterium－...
Genome sequence data on fungal pathogens provide the opportunity to carry out a reverse genetics approach to uncover gene function. Efficient meth
报告基因(report－gene)的应用
报告基因被广泛地应用于细胞生物学中的基因表达和细胞相关内容的研究。常用的报告基因主要有GUS基因、CAT基因、hGH基因、Cato2ase基因、绿色荧光蛋白基因及萤火虫荧光素酶基因等。在这些报告基因中萤火虫荧光素酶基因因其表达产物－荧光素酶敏感性高，测定方法快速且宜于掌握，线性好，并且荧光素酶产生的
Functional－Genomics－and－Structural－Biology－in－the－Definition－of－Gene...
By mid-2007, the three-dimensional (3D) structures of some 45,000 proteins have been solved, over a period where the linear structures of millions
GENEπ数字PCR技术应用教程
数字 PCR( digital PCR ，dPCR ) 下一代DNA/RNA扩增技术。原理是将一个PCR 反应体系分配到大量微小的反应单元中，在每个微反应器中包含或不包含 1 个或多个拷贝的目标核酸分子 (DNA 模板) ，进行“单分子模板”PCR 扩增。扩增结束后，通过阳性反应单元( 通过
基因芯片(gene－chip)的原理
基因芯片(gene chip)的原型是80年代中期提出的。基因芯片的测序原理是杂交测序方法,即通过与一组已知序列的核酸探针杂交进行核酸序列测定的方法,在一块基片表面固定了序列已知的八核苷酸的探针。当溶液中带有荧光标记的核酸序列TATGCAATCTAG,与基因芯片上对应位置的核酸探针产生互补匹配时,通
Overview－of－telomerase－protein－component－gene－hTert－Transcriptional
Telomerase is an enzyme which replicates the terminal sequences of eukaryotic chromosomes, namely the telomeres. Cells which have an unlimited replica
基因治疗按基因操作分类介绍
一类为基因修正（gene correction）和基因置换（gene replacement），即将缺陷基因的异常序列进行矫正，对缺陷基因精确地原位修复，不涉及基因组的其他任何改变。通过同源重组（homologous recombination）即基因打靶（gene targetting）技术将外源
关于基因治疗的按基因操作介绍
一类为基因修正（gene correction）和基因置换（gene replacement），即将缺陷基因的异常序列进行矫正，对缺陷基因精确地原位修复，不涉及基因组的其他任何改变。通过同源重组（homologous recombination）即基因打靶（gene targetting）技术将
基因治疗的操作分类
一类为基因修正（gene correction）和基因置换（gene replacement），即将缺陷基因的异常序列进行矫正，对缺陷基因精确地原位修复，不涉及基因组的其他任何改变。通过同源重组（homologous recombination）即基因打靶（gene targetting）技术将外源
基因治疗按基因操作分类介绍
一类为基因修正（gene correction）和基因置换（gene replacement），即将缺陷基因的异常序列进行矫正，对缺陷基因精确地原位修复，不涉及基因组的其他任何改变。通过同源重组（homologous recombination）即基因打靶（gene targetting）技术将
基因表达轮廓（gene－expressed－profile）技术3
电子杂交即虚拟的RNA杂交(Virtual northern blots)。用已知的EST序列为起始序列,采用BLAST(Basic Local Alignment Search Tool,BLAST)检索程序检索数据库中与其同源或有部分重叠的EST序列,以分别确定EST是属于已知基因还是已
基因表达轮廓（gene－expressed－profile）技术1
基因表达谱或基因表达轮廓（gene expressed profile）技术就是利用mRNA提取、cDNA合成、酶切、连接、PCR及分子杂交等分子生物学基础操作技术，将某一生物材料在某一特定阶段表达的基因全部展示出来，通过测序及与数据库比较或通过目标和对照样品中所表达基因的比较，可以找出特异表达
Polymerase－Chain－Reaction－(PCR)－to－Amplify－rRNA－Gene－Fragment
Polymerase Chain Reaction (PCR) to Amplify rRNA Gene FragmentPrepare sufficient master mix for both partners (45 mL/50 mL reaction)10 mL 10x PCR buffe
Polymerase－Chain－Reaction－(PCR)－to－Amplify－rRNA－Gene－Fragment
Polymerase Chain Reaction (PCR) to Amplify rRNA Gene FragmentPrepare sufficient master mix for both partners (45 mL/50 mL reaction)10 mL 10x PCR buffe