转录因子与DNA的相互作用是基因表达调控系统的重要组成部分。
The interaction between transcription factors and their DNA recognition sites are important for the regulation of the network that controls gene expression.
基因表达的精确调控是化学诱导系统的重要方面。
The precise timing and control of gene expression are important aspects of chemically inducible systems.
目的：研究四环素调控系统对DT390-VEGF165融合基因在人胃癌细胞中表达的影响。
Objective: To study the influence of tetracycline-controlled system on expression of the DT390-VEGF165 fusion gene in human gastric carcinoma cell.
结论：四环素调控系统基本上可以控制毒素基因在人胃癌细胞中的表达。
Conclusions: the chimeric gene can be controlled by tetracycline-controlled system and result in cellular toxicity in the absence of tetracycline.
目的通过基因表达谱勾画系统性红斑狼疮(SLE)发病机制中可能的免疫调控通路。
Objective to delineate the immune regulatory pathway in pathogenesis of systemic lupus erythematosus (SLE) by using gene expression profile analysis.
调控基因表达的化学诱导系统在基因功能鉴定及植物生物工程方面具有广泛的应用价值。
Chemically inducible systems that control expression of native gene or transgene in plant have potential applications in gene function determination and genetic engineering.
基因表达的调控是通过基因调控系统实现的，而该系统的结构又由DNA、RNA、蛋白质及小分子之间的关系网络决定。
The regulation of gene expression is achieved through genetic regulatory systems, which are structured by networks of interactions between DNA, RNA, proteins, and small molecules.
结论KDR基因启动子可调控双自杀基因系统选择性杀伤表达KDR胃癌细胞及血管内皮细胞。
Conclusions the double suicide gene driven by KDR promoter has specific killing effect on KDR-expressing gastric tumor cells and venous endothelial cells in vitro.
为使基因调控和表达信息相关联，建立了基因调控信息集成数据库系统。
In order to co-relate the information of gene regulation and expression, an integrated database system of gene regulation information has been built.
如果获得一种可以特异调控基因表达的系统，对于研究某一基因在各个不同发育时期的功能会有很大的帮助。
A regulated gene expression system would offer the unique opportunity to study the gene physiological functions at different developmental stages.
由限制-修饰系统调控的DNA修饰参与微生物的免疫防御系统，无限制-修饰系统调控的DNA修饰通过调控基因表达影响表型。
DNA modification with restriction-modification system is a component of microbial immune system, and DNA modification without restriction system influences phenotypes by gene regulation.
利用这种可诱导的调控系统可以用于定量调控基因表达以及进行毒性基因功能分析等方面的研究。
Using this inducible system can be used for quantitative regulation of gene expression regulation and virulence gene function analysis and so on.
利用这种可诱导的调控系统可以用于定量调控基因表达以及进行毒性基因功能分析等方面的研究。
Using this inducible system can be used for quantitative regulation of gene expression regulation and virulence gene function analysis and so on.
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