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- telomeric DNA sequence 端粒DNA序列
- One relied on the DNA sequence of a gene called cytochrome oxidase. 第一种方式是根据一种叫做细胞色素氧化酶基因的DNA序列。
- To make multiple identical copies of(a DNA sequence). 复制制成大量(dna序列)的同样复制品
- HHV 6 DNA sequence was also present in two leukemia cell lines. 两株白血病细胞株也扩增出HHV?6DNA序列。
- Telomerase is capable of synthesizing telomeric DNA onto the ends of chromosomes, compensating the telomeric sequences lost and making cell immortal. 但端粒酶的存在却可以维持细胞端粒的长度,使细胞可以逃避凋亡而具有“不死性”。
- The G-rich single-stranded telomeric DNA can adopt in vitro a variety of different non-B-DNA conformations such as an intramolecular quadruplex structure (G4-DNA). 端粒DNA序列在K~+、Na~+等离子的存在下能够形成稳定的G4-DNA结构,这种结构阻碍了端粒酶对端粒DNA引物的识别,从而抑制了端粒酶的表达。
- A replica of a DNA sequence, such as a gene, produced by genetic engineering. dna复制品,克隆遗传工程培育的dna序列的复制品,例如基因
- Several classes of small molecules have been described to induce the G-rich single-stranded overhang of telomeric DNA to fold into 4-stranded Gvquadruplex struc... 这些小分子化合物有强大的端粒酶活性抑制和诱导肿瘤细胞快速衰老的作用,靶向G-四螺旋提供了新颖的广谱的抗肿瘤治疗策略。
- A replica of a DNA sequence,such as a gene,produced by genetic engineering. DNA复制品,克隆遗传工程培育的DNA序列的复制品,例如基因。
- Telomere locates on the terminal of DNA containing repeat DNA sequence. 端粒是位于染色体末端的串联重复核苷酸序列。
- DNA sequence analysis conformed that 1 EBC and 1 CIT were new ampC gene. 1株EBC阳性株和1株CIT阳性株测序证实为新的ampC基因型。
- This freeware tool shows the proportions between nucleotides in a DNA sequence. 统计DNA序列各核苷酸百分比软件。
- Telomerase is a ribonucleoprotein enzyme that can synthesizes telomeric DNA, high telomerase activity has been found in many tumors, and telomerase was thought to be a biology sing for diagnosis. 摘要端粒酶是一种具有逆转录酶特性的DNA聚合酶,临床检测发现在很多恶性肿瘤中都能检测到端粒酶的活性,端粒酶可以作为诊断这些肿瘤的生物学标志。
- Each of the genes contains a homeobox, a remarkably conserved DNA sequence. 每个基因含有一个同源异型盒,这是一个非常保守的DNA序列。
- In this review, chromosome analysis, nuclear DNA analysis, mitochondrial DNA analysis and telomeric DNA analysis that are applied in the detection of cloned mammal and early embryos are described. 从染色体分析、核DNA分析、线粒体DNA分析和端粒DNA分析四个方面简要介绍了哺乳动物体细胞克隆遗传物质检测研究的进展。
- Changes in DNA sequence, that is, mutations, account for evolutionary changes. DNA序列的变化,也就是突变,是进化的原因。
- Telomeric proteins exert effect on the function of telomere, regulate the length of telomeric DNA and are involved in senescence and cancerization. 端粒蛋白包括端粒双链DNA结合蛋白、端粒单链DNA结合蛋白、其它端粒相关蛋白。
- Finally,to determine the DNA sequence of a large fraction of the human genome and other organisins. 最后,确定大片段人类基因组和其它机体的DNA序列。
- The more varied the organisms, the more varied the DNA sequences. 生物变化越多,DNA序列的变化也就越多。
- It would have telomere DNA at the center, and it would have two centromeres. 它的中心部位将有端粒DNA,而且会同时含有两个着丝粒。