但我们今天使用的合胞体蛋白基因可能实际上已取代了最初病毒传给第一个胎生哺乳动物的基因。
But the syncytin genes we use today may have actually replaced an ancestral one that a virus bequeathed to the very first placental mammals.
结论:成功地构建杜氏利什曼原虫无鞭毛体蛋白基因的真核表达重组质粒,并且该基因在NIH3T3细胞中获得了稳定表达。
CONCLUSION: a recombinant eukaryotic expression plasmid of amastin gene of Leishmania Donovani was successfully constructed, and can be expressed stably in the NIH3T3 cells.
结果是在EVI1编码序列旁边放置了一个管家基因核糖体结合蛋白1的增强区域。
The result is the placement of an enhancing region for the housekeeping gene Ribophorin 1 next to the EVI1 coding sequence.
“唯一表达合胞体蛋白的地方是胎盘,”海德曼博士说,为了弄清楚它的功能,他及其同事在老鼠上沉默了该基因。
"The only place it's expressed is in the placenta," Dr. Heidmann said. To understand its function, he and his colleagues disabled the gene in mice.
这些蛋白是由位于6号染色体上的一段称为主要组织相溶性复合体基因,MHC编码的。
These proteins are encoded by genes that are grouped on a part of chromosome 6 called the major histocompatibility complex, or MHC.
科学家们曾认为,细胞中的大多数RNA是由蛋白质编码基因产生的信使RNA,核糖体rna,或其它地方的少量rna。
Scientists thought that most RNA in a cell was messenger RNA generated by protein-coding genes, RNA in ribosomes, or a sprinkling of other RNA elsewhere.
自动化dna分析在诸如染色体作图,基因组测序以及DNA、RNA与蛋白质互作这类领域的应用潜力巨大。
Automated DNA synthesis has been essential in such fields as chromosome mapping, genomic sequencing and the study of interactions between DNA, RNA and proteins.
有些人猜想,如其说染色体将使基因有活性和失活的蛋白质做上特定的基因标记,倒不如说染色体调整形状使基因与蛋白质靠近。
Some suspect that, rather than sending gene-activating and gene-stifling proteins to particular gene targets, chromosomes adjust their shape in order to bring genes closer to the proteins.
精神分裂症的分子遗传学院会(MGS)精确确定了精神分裂症和6号染色体区域上的基因间的联系,它介导基因表达,比如组蛋白。
The Molecular Genetics of schizophrenia (MGS) consortium pinpointed an association between schizophrenia and genes in the chromosome-6 region that mediate gene expression, such as histones.
向这些生物体染色体中加入更多这类基因拷贝,或让现有的这类基因产生比正常情况下更多的蛋白质就能将生命延长。
Add extra copies of them to these organisms' chromosomes, or force the existing copies to produce more protein than normal, and life is prolonged.
除了MHC外,6号染色体上的该区域也包含一组组蛋白基因。
In addition to the MHC, this region on chromosome 6 also contains a cluster of histone genes.
2007年的试验结果令人眼界大开:染色体上藏着许多以前不为人知的位点,那里结合着各种各样的蛋白——可能是基因调控和表观遗传效应的温床。
The 2007 pilot results were eye-opening: Chromosomes harbored many previously unsuspected sites where various proteins bound—possible hotbeds of gene regulation or epigenetic effects.
基因检测的关键是对DNA(或者RNA),染色体,基因,酶或其他蛋白质进行分析以检测是否有与健康或疾病有关的突变。
The genetic tests that were the focus of their work analyze DNA (or its chemical cousin, RNA), chromosomes, genes, enzymes or other proteins to detect mutations related to disease or health.
相反,表观遗传过程主要是将化学结合到基团或组蛋白,后者是与DNA交织在一起形成染色体,从而激活或关闭基因。
Instead, epigenetic processes attach chemical groups to genes or to histones, proteins that are intertwined with DNA to form chromosomes, to activate genes or to shut them down.
组蛋白H3第27位赖氨酸的甲基化与同源盒基因沉默、X染色体失活、基因印记等基因沉默现象有关;
The methylation of histone H3-K27 was proved to be linked to several silencing phenomena including homeotic-gene silencing, X inactivation and genomic imprinting.
在染色体中,SATB1还在靶基因位置上通过复活组蛋白修饰酶普遍的调节组蛋白的状态。
SATB1 also globally regulates histone status in the chromatin by recruiting histone-modifying enzymes to the target-gene loci.
目的:构建弓形虫棒状体蛋白(ROP2 )基因重组质粒并在大肠杆菌中表达,用于筛选弓形虫新的诊断抗原和疫苗分子。
Objective:To construct a recombinant plasmid containing rhoptry protein 2(ROP2)gene of Toxoplasma gondii and express it in E. coli for selection of diagnostic antigen and vaccine candidate.
目的构建弓形虫棒状体蛋白2 (ROP2 )基因重组质粒。
Objective To construct a recombinant plasmid containing rhoptry protein 2 (ROP2) gene of Toxoplasma gondii .
目的观察小肠脂酸结合蛋白基因(FABP2)密码子54变异与体脂含量及分布的关系。
Objective To investigate the association between the codon 54 variation of intestinal fatty acid binding protein (FABP2) gene and the amount and the distribution of adipose depots.
利用生物信息学技术分析HBVDNAPTP1BP基因的染色体定位与组织表达,以及编码蛋白的化学物理性质与结构特征。
Bioinformatics technique was used to analyze the chromosome mapping and tissue expression of HBVDNAPTP1BP gene, and the chemical-physical property and structural feature of HBVDNAPTP1BP.
每一根染色体包含了许多指挥被细胞所需要的蛋白质所产出的基因。基因存在于植物、动物、人类,甚至是一些病毒中。
Each chromosome contains many genes that direct the production of proteins needed by cells. Genes exist in plants, animals, human beings and even some viruses.
多数生命体都是多指向的,因而它们是碰巧可行的硬生生的变种,而不是蛋白质、基因或器官的精确体现。
Most living organisms are so many - pointed they are blunt variations that happen to work, rather than precise renditions of proteins, genes, and organs.
目的:探讨增强子结合蛋白(C/EBP)家族一个新基因HP8的人染色体定位。
Objective:To explore the chromosome localization of HP8 gene which belongs to the members ofC/EBP family.
基因是存在于染色体上的一段高度保守序列,其蛋白产物作为转录因子也是高度保守的。
Homeobox genes (Hox genes) are some highly conserved DNA sequences on the chromosomes. The protein products of Hox genes, as transcription factors, are also highly conserved.
测定了猪生长激素基因工程菌不同表达效率时细菌总蛋白的含量以及包涵体中重组猪生长激素占包涵体总蛋白的比值。
We determined the content of the total bacterial proteins and the proportion of recombinant porcine growth hormone(rpGH)in inclusion bodies(IBs)in the cultures of genetically engineered rpGH E.
统计结果显示,贮藏蛋白以及相应的核糖体蛋白,起始因子,延伸因子以及转录因子等基因高丰度表达。
Of them, most highly-expressed genes encoded storage proteins, starch, ribosome proteins, initiation factors, elongation factors and transcription factors.
同源性分析表明该基因编码蛋白质可能具有肝片吸虫卵壳前体蛋白相似的性质和功能。
Homology analysis indicated that the protein is identical to the eggshell precursor protein of f.
同源性分析表明该基因编码蛋白质可能具有肝片吸虫卵壳前体蛋白相似的性质和功能。
Homology analysis indicated that the protein is identical to the eggshell precursor protein of f.
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