核苷酸

Objective To study the effect of morphine on gene expression of enzymes involved in salvage and catabolism pathways of purine nucleotides metabolism in nerve cells.

目的：研究吗啡对神经细胞模型PC12嘌呤核苷酸补救合成酶与分解代谢关键酶基因表达的影响。

Mullis received a doctorate in 1979, after the biotechnology company Cetus engaged in the work of oligonucleotide synthesis.

Mullis 在1979年获得博士学位后，到Cetus生物技术公司从事寡核苷酸探针合成工作。

Initial stage of disease of acerbity blood of high make water can not have any symptoms, but the part can evolve and cause acute arthritis, chalkstone, kidney stone and uric acid nephrosis. The content that 3 health teach 3 · 1 balanced diet, reducing acid of make water of tall purine food is the final result that purine metabolizes, fructose is absorbed can bring about acid of nucleotide of purine of the gland inside body to produce increase too much, promote make water to be generated acerbitily then, reason should be fed less contain the food with much fructose, the intake of daily purine should 50 Mg.

高尿酸血症初期可无任何症状，但部分可演变而诱发急性关节炎、痛风石、肾结石及尿酸肾病。3健康教育的内容3·1均衡饮食，减少高嘌呤饮食尿酸是嘌呤代谢的最终产物，果糖摄入过多可导致体内腺嘌呤核苷酸产生增多，进而促进尿酸的生成，故应少食含果糖多的食物，每日嘌呤的摄入量应50 mg。

Background and Objective The goals of this study were to label the antisense oligodeoxynucleotidesindirectly by Chloramine Tmethod and Iodogen method,then to discuss the labeling yields、radiochemical purity、specific activity and stability in different conditions.

目的与研究背景：本课题采用氯胺-T法和Iodogen法两种标记方法进行反义寡脱氧核苷酸的125I间接标记对比研究，并在两种方法中分别探讨不同反应条件下的标记率及标记产物的放化纯、比活度和稳定性。

Background and Objective The goals of this study were to label the antisense oligodeoxynucleotides indirectly by Chloramine T method and Iodogen method, then to discuss the labeling yields、radiochemical purity、specific activity and stability in different conditions. We discussed the right labeling method and conditions in order to lay the experiment foundation of the antisense medicament labeled by iodine for clinical application.

目的与研究背景：本课题采用氯胺-T法和Iodogen法两种标记方法进行反义寡脱氧核苷酸的125I间接标记对比研究，并在两种方法中分别探讨不同反应条件下的标记率及标记产物的放化纯、比活度和稳定性。

An anion exchange chromatographic method was developed for the determination of mononucleotides in the extraction product of chlorella.

建立了用阴离子交换色谱法测定小球藻提取物中的各种核苷酸的方法。

Compose is built can detect at the same time large intestine of alvine haemorrhage sex dust rare bacterium O157:H7, Li Si of vibrio of deputy hemolysis sex, Sramana bacterium, choleraic vibrio, nucleus yield sheet is special bacterium, jejunum curves bacterium He Zhihe the few nucleotide of bacterium is acerbity chip, assess chip detect particularity, sensitivity and repeatability.

构建能同时检测肠出血性大肠埃希菌O157：H7、副溶血性弧菌、沙门菌、霍乱弧菌、产单核李斯特菌、空肠弯曲菌和志贺菌的寡核苷酸芯片，并考核芯片的检测特异性、灵敏度和重复性。

Magna populations in edge and central region was studied. In 39 A. magna samples and five A. chukar outgroups, the entire mtDNA D loop was PCR amplified. The 456-457 nucleotides of the DNA D loop domain Ⅰ have been sequenced by dideoxy chain termination method. The 16 variable sites(3 5% of the entire sequence) defined 15 haplotypes.

本研究采用聚合酶链式反应和直接测序的方法获得了采自甘肃的大石鸡一个边缘种群和两个中心地理种群共39个个体的线粒体DNA控制区基因456～457个核苷酸的基因序列，16个变异位点(占整个序列的3.5%)有15个单倍型。

This study adopts PCR method of coagulase - and sequencing RouGe detection a fragment of gene ESR polymorphism, and its single-nucleotide polymorphisms egg and correlation analysis, explore properties with different genotypes RouGe egg performance, from the relationship between genetic level RouGe reveal candidate function mechanism of molecular genetics of egg performance, RouGe new strains of selection for the use of genetic material.

本研究采用PCR-SSCP和测序的方法检测肉鸽ESR基因某一片段的多态性，并将其单核苷酸多态性与产蛋性能进行相关性分析，探索不同基因型与肉鸽产蛋性能之间的关系，旨在从候选功能基因层次揭示肉鸽产蛋性能分子遗传机理，为肉鸽新品系的选育提供可借鉴的遗传资料。

Microsatellites are composed of simple tandem repeats of nucleotides primarily in non-coding gene sequences. The number of repeats is inherited as a codominant trait.

摘 要：微卫星主要是指由非编码基因序列核苷酸的简单串联重复，其重复的数目呈共显性遗传。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。