查询词典 gene base

Identification of Alpinia officinarum Hance and its adulterant base on matK gene sequence［J］.

徐凤霞。木兰族和含笑族和系统学关系——基于叶绿体matK基因序列分析［J］。

Results: The VH gene contained 369 base pairs encoding 123 amine acid resides.

结果：VH基因序列全长369个碱基对，编码123个氨基酸，通过国际联机检索及Kabat库扫描证实，该VH基因符合小鼠免疫球蛋白可变区基因特征，同源性最高达87%。

On the base of classification of morphology, we studied morphology, cytology and molecular biology of Lilium sulphureum Baker apud Hook. f. in Yunnan By principles of population biology. We synthetically discussed intraspecific differentiation and evolution, from four biotic levels of population, individual, cell and gene.

本文在形态分类的基础上，根据居群生物学的原理和方法，对淡黄花百合的形态学、细胞学、分子生物学进行了研究，从居群、个体、细胞和基因四个层次综合探讨了该种植物的种内分化与进化。

This paper summarized the survey, collection, storage, research and utilization of forage germplasm resource; its current status, existing problems and suggestions about subsequent progress were discussed, including superior and rare germplasm collection, forage genetic diversity research, biotechnology utilization in forage germplasm innovation, duration of germplasm storage, natural evolution speed, storage techniques of short-life seeds, super gene exploration and function, biological base of species and population conservation.

为此，论述了我国牧草种质资源调查、收集、保存、研究和利用的现状，存在问题及对今后发展的建议，提出今后应加强优良和珍稀牧草种质的搜集、生态型及遗传多样性的研究和利用、生物技术在优良牧草种质创新的应用、种质保存的时效性和野生状态下牧草遗传变异与进化的速率、短寿命牧草种子保存技术、优良基因的发掘和功能研究以及利用平台的构建、物种或种群保护的生物学基础研究7个重点领域的研究。

RFLP and AFLP could be employed to make the linkage map and gene tagging by using the change of base pairs and the molecular rearrangement in restriction sites in specific restriction sites of DNA.

RFLP和AFLP技术利于花生图谱构建，利用DNA中特定的限制性酶切位点上碱基对的改变及酶切位点之间的分子重排，可以发现花生品种间的DNA许多多态性位点，进而绘制分子标记图谱。

Antisense technologies inhibit the expression of a target gene in a sequence-specific manner, with DNA or RNA molecules binding complementally to the target mRNA via Watson-Crick base pairing. As a result, the target mRNA is either degraded or blocked for translation by various mechanisms.

反义技术利用DNA或RNA分子通过Watson-Crick碱基配对原则与目的基因的mRNA互补结合，通过各种机制使其降解或抑制其编码蛋白的翻译，从而抑制目的基因的表达。

Modification of the DNA itself,such as base methylation of cytosine residues,is also important and is involved in the epigenetic marking of gene loci.

DNA 本身的修复，如基本的核胞嘧啶残基甲基化，也是很重要的，并且参与了外源性基因位点的标记。

HCN4 is as wrong as all sorts of rhythm of the heart the relationship is close, familial sex Dou Xingxin has eaten the transmissibility rhythm of the heart such as delay show outside gene of wrong patient HCN4 child alkaline base be short of break or the change that bump changes mutation to bring about HCN4 passageway albumen, cause If extent to decrease, belong to euchromosome dominance heredity.

HCN4和各种心律失常关系密切，家族性窦性心动过缓等遗传性心律失常患者HCN4基因外显子碱基的缺失或颠换突变导致HCN4通道蛋白的改变，引起If幅度减少，属于常染色体显性遗传。

According to the changjiang River cotton district orientation 50s~60s yarn manufacture base, the research situation and foregroud of high quality cotton was analyzed in Hunan, Moreover, the suggestion was proposed on base of restrict element, the reconstruct of spinning and weaving technological is most pressing matter of the moment, The creating and introducing new and excellent idioplasm and material, The heredity quality improving project, The outstanding fibre quality gene project are the fundamental me...

根据国家将长江中下游棉区定位为50￣60支纱生产基地的区划要求，分析国内外及湖南棉区高品质棉的研究现状及发展前景，并针对限制湖南高品质棉发展的"瓶颈"因素提出了加强纺织技术改造，是当务之急，创造与引进优异新种质新材料、遗传品质改良工程，优异纤维品质的基因工程是根本途径，加速新品种选育是重中之重。

The results showed:intercomparison sequence from Exonl to part Intronl fragment amplification by primers 1 of two individual selection from each swinery with pig L-FABP gene sequence published in GenBank,found that base site of 237、258、315 of all individuals were A、T and A respectively,different with DQ182323 base sequence of G、C and C,and existence G403A mutation between individual.

结果表明：引物1扩增的外显子1到部分内含子1片段每个猪群选择两个个体经测序得到的序列与GenBank上已发表的猪(DQ182323)的L-FABP基因序列比对，发现所测所有个体237位点、258位点和315位点碱基分别为A、T和T与DQ182323序列的碱基G、C和C不同，而且所测个体间存在G403A突变。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。