搜索结果: 1-9 共查到“生物学 MicroRNAs”相关记录9条 . 查询时间(0.046 秒)
Genome-Wide Identifi cation of MicroRNAs inMedicago truncatula by High-Throughput Sequencing
microRNA Medicago truncatula High-throughput sequencing Bioinformatics analysis
2015/2/5
MicroRNAs (miRNAs) are small, endogenous RNAs that play important regulatory roles in development and stress response in plants by negatively regulating gene expression post-transcriptionally.Medicago...
Identification of aluminum-responsive microRNAs in Medicago truncatula by genome-wide high-throughput sequencing
Aluminum toxicity High-throughput sequencing Medicago MicroRNA
2015/2/5
MicroRNAs (miRNAs) play important roles in response of plants to biotic and abiotic stresses. Aluminum (Al) toxicity is a major factor limiting plant growth in acidic soils. However, there has been li...
Identification of drought-responsive microRNAs in Medicago truncatula by genome-wide highthroughput sequencing
drought-responsive microRNAs Medicago truncatula genome-wide highthroughput sequencing
2015/2/5
Backg round: MicroRNAs (miRNAs) are small, endogenous RNAs that play important regulatory roles in development and stress response in plants by negatively affecting gene expression post-transcriptiona...
Maternal Low-protein Diet Alters Ovarian Expression of Folliculogenic and Steroidogenic Genes and Their Regulatory MicroRNAs in Neonatal Piglets
Copy Number Variation Cytomap Homozygosity Single Nucleotide Polymorphism Visualization
2016/5/17
Maternal malnutrition during pregnancy may give rise to female offspring with disrupted ovary functions in adult age. Neonatal ovary development predisposes adult ovary function, yet the effect of mat...
Identification and Function Prediction of Novel MicroRNAs in Laoshan Dairy Goats
MicroRNA Mammary Gland Goat Solexa High-throughput Sequencing
2016/5/11
MicroRNAs are a class of endogenous small RNAs that play important roles in post-transcriptional gene regulation by directing degradation of mRNAs or facilitating repression of target gene translation...
蠕虫与我们人类共有的、6亿千年前在海洋中漫游的最后祖先可能早有一个复杂的大脑，能够释放激素到血液中，也能够与多种感觉器官连接。这个证据并不是来自于新发现的化石，而是来自于对存在于当今的动物的microRNAs的研究。microRNAs是能够调节基因表达的小RNA分子。
德研究人员发现MicroRNAs能够关闭基因
德国 MicroRNAs 关闭基因
2010/8/18
RNA分子是基因的移动信使。它在蛋白质产生过程中将信息从DNA传递到核糖体。除了这个mRNAs，所有的生物体都具有能够干扰mRNAs和蛋白质产生的microRNAs。德国佛雷堡大学的生物学家，包括Wolfgang Frank博士和植物生物技术教授Ralf Reski联合发现这样micro RNAs也能够直接进入与基因联系，有效地关闭这个进程中的基因。
染色体上聚集的microRNAs具有更多共同的靶基因
microRNA 前体miRNA(pre-miRNA) 成簇的miRNA(clustered miRNAs) miRNA 基因组学(microRNA genomics)
2008/5/19
miRNAs是一类~22nt、在转录后调节mRNAs表达的内源性非编码RNA。人类miRNA具有成簇聚集于染色体上的特点。文章系统分析了人基因组簇内miRNA各成员的预测靶基因之间的关系，发现簇内miRNA各成员具有更多共同的靶基因， 表明簇内miRNA各成员功能相似。仔细分析簇内miRNA和mRNA的结合位点，发现有两种类型：一种是簇内miRNAs可能竞争性结合同一个靶基因的同一个结合位点；另一...
植物microRNAs研究进展
植物microRNAs 转录后基因调控 植物生长发育
2008/1/26
摘要植物microRNAs(miRNAs)是一类与RNA诱导沉默复合体相关的约由22个核苷酸组成的单链小RNA分子, 其主要功能是, 通过特异性剪切靶mRNA或阻遏靶mRNA的正常翻译在转录后水平调控基因的负表达。植物miRNAs的靶标主要是参与调控植物生长发育和防御应答的转录因子家族。文章主要综述miRNAs在植物体内的生物发生、作用机制及其调控作用研究新进展。
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