染色质

在这种情况下，人们有时笼统地称它们为核染色质。

In this condition , they are sometimes referred to collectively as the chromatin of the nucleus .

老年大鼠肝细胞核与染色质对DNA酶Ⅰ消化敏感性的研究

Sensitivity of Hepatic Nuclei and Chromatin to DNAase ⅰ in Older Rats

染色质免疫沉淀技术在研究DNA与蛋白质相互作用中的应用

Application of Chromatin Immunoprecipitation Assay in Deciphering DNA-Protein Interactions

染色质重构是DNA修复、基因表达调控过程中的一个重要环节。

Chromatin remodeling plays an important role in DNA repair , gene transcriptional regulation .

G2期后期染色质结构及染色体高级结构形成的研究

Studies of the Late G2-chromatin Structure and the Chromosome Formation

根据X染色质及Y染色质判定牙齿性别

Sex Determination of the Human Tooth by X Chromatin and Y Chromatin

女性膀胱癌X染色质出现率意义初探

Significance of Barr Body Frequency in Bladder Cancer in Women

基因组DNA包含了绝大部分的遗传物质，对于真核生物而言，DNA缠绕组蛋白八聚体形成核小体，进而被包装在染色质内。

In eukaryote , genomic DNA is packaged in chromatin by twining with histone octamer .

在真核细胞中，DNA与组蛋白包装形成染色质。

In eukaryotic cells , DNA is packaged with histones in the form of chromatin .

在真核生物中，组蛋白是染色质基本结构一核小体中的重要组成部分，其N末端氨基酸残基可发生乙酰化等共价修饰。

Covalent modifications , such as acetylation occur in the N-terminal amino acids of histones .

毛根鞘X染色质检查在妇科领域中应用

X chromation examination in hair root cells apply to the domain of gynecology

染色质重塑在DNA复制、损伤修复和基因转录中发挥着重要的作用。

Chromatin remodeling plays an important role in DNA replication , damage repair and gen transcription .

哺乳动物早期胚胎发育中X染色体的行为&Ⅰ.性染色质的变化规律

The Behavior of X-Chromosomes in Early Mammalian Embryos I. The Characters of Sex-Chromatin Changes

染色质多肽对DNA及细胞核转录的抑制

Inhibitory Effect of Chromatin Peptides on Transcription of DNA and Nuclei of Normal Rat Liver and Hepatoma

在细胞中，DNA分子与组蛋白及非组蛋白结合形成可进行反复组装与去组装的染色质分子参与这一过程。

And DNA molecules binds to histones and non-histone proteins to form chromatin to engage in this process .

染色质的结构会阻止多种酶以及促进DNA介导反应因子对于DNA的靠近。

Chromatin structure would prevent a variety of enzymes and the DNA-associated factor from approaching the DNA molecule .

极低频电磁场对小鼠睾丸细胞DNA以及精子染色质结构的影响

Effects of extremely low frequency electromagnetic fields on DNA of testicular cells and sperm chromatin structure in mice

DNA甲基化是对哺乳动物基因组一种重要的表观遗传修饰，调控着基因表达和染色质组织结构。

DNA methylation is an important epigenetic modification of the mammalian genome that regulates gene expression and chromatin organization .

染色质修饰包括核小体组蛋白N末端的共价修饰和DNA的胞嘧啶甲基化。

Chromatin modification consists of covalent modifications of the N-terminal tails of the nucleosomal histones and DNA cytosine methylation .

RNA干扰与染色质沉默&生物体内精密的网络调控机制

RNA Interference and Chromatin Silencing : a Regulation Network Existed in Biological Organisms

睑结膜、颊粘膜和唇粘膜刮片检查X染色质的分析

The analysis of finding X-chromatin bodies on smears from scrapings of the conjunctiva , buccal and labial mucosa

本文采用X染色质的鉴别方法，研究了部分人群正常体细胞中X染色质体的出现概率。

We studied the rate of X chromatin body in normal body cell of human by identifying X chromatin .

染色质DNA均以B型双股螺旋构象形式存在；

The chromatin DNA mainly existed in B type of duplex conformation and contained similar super helical structure of solenoid in hypothalamus .

植物基因组的功能依赖于染色质标记，诸如DNA的甲基化和组蛋白的转录后修饰。

The function of plant genomes depends on chromatin marks such as the methylation of DNA and the post-translational modification of histones .

核心过程的表观遗传的产业包括DNA甲基化、组蛋白改性、核小体重建、核染色质动力学和互动子都存在。

Core processes of epigenetic inheritance include DNA methylation , histone modification , nucleosome remodeling , nuclear dynamics and chromatin interaction with non-coding RNAs .

染色质是DNA的载体，目前广泛认为局部的染色质结构是调节基因表达的一个重要因素。

DNA is packaged into chromatin . Local chromatin architecture is now generally recognized as an important factor in the regulation of gene expression .

染色质重塑主要包括2种类型：一种是依赖ATP的物理修饰，另一种是依赖共价结合反应的化学修饰。

Chromatin remodeling is achieved through ATP dependent physical modifications and covalent chemical reactions .

SE后24h细胞核染色质明显边聚。

The change of nucleus were significant margination of chromatin 24 h after SE .

已有研究表明DNA顺式作用元件与反式作用因子之间的相互作用是染色质重塑和基因转录调节的基础。

Present studies indicate that the interactions between trans-acting factors and corresponding DNA cis-acting elements are the basis of chromatin remodeling and gene transcription regulation .

在现有的多种组蛋白修饰中，组蛋白赖氨酸的甲基化实际上参与了所有的以染色质为基础的生物进程，包括转录调控和DNA损伤修复。

Among various histone modifications identified , histone lysine methylation functions in virtually all chromatin based biological processes including transcriptional regulation and DNA damage repair .