相关类别
一般描述
ChIPAb+乙酰基组蛋白H4组包括纯化的兔多克隆抗血清和正常兔IgG抗血清,可用于证明乙酰基组蛋白H4抗体能够沉淀与乙酰基组蛋白H4相关的染色质。qPCR引物包括人GAPDH启动子的侧翼,并产生166个碱基对的PCR产物。
免疫原
应用
组蛋白
表观遗传学&核功能
来自正常HeLa细胞(泳道1)和经5 mM丁酸钠处理24小时的HeLa细胞(泳道2)的酸提取蛋白通过电泳分离,转移到硝酸纤维素膜上,并用抗乙酰化组蛋白H4(1:2000)探测。
使用与HRP偶联的山羊抗兔二抗和化学发光检测系统可视化蛋白质。(请参见图)。
生化/生理作用
可能与其他乙酰化蛋白质发生交叉反应。
包装
外形
正常兔血清。一个小瓶含有100 uL抗血清(含0.05%叠氮化钠)。储存在-20 °C。
对照引物。一个小瓶含有75 μL的5 μM人GAPDH特异性引物。
制备说明
分析说明
包括阴性对照兔IgG抗血清和对人GAPDH启动子特异性的对照引物。
使用4 μL正常兔抗血清或抗乙酰化组蛋白
H4血清和Magna ChIP A试剂盒(目录号17-610),对从未处理HeLa细胞制备的超声染色质(1 X 106细胞当量)进行染色质免疫沉淀。使用人GAPDH引物侧翼的对照ChIP引物,通过qPCR验证了与乙酰化组蛋白H4相关的DNA片段的成功免疫沉淀(请参见图)。
关于实验详细信息,请参阅EZ-Magna AChIP (目录号17-408)或EZ-ChIP(目录号17-371)方案。
法律信息
免责声明
储存分类代码
10 - Combustible liquids
相关内容
"Epigenetics describes heritable changes in gene expression caused by non-genetic mechanisms instead of by alterations in DNA sequence. These changes can be cell- or tissue-specific, and can be passed on to multiple generations. Epigenetic regulation enriches DNAbased information, allowing a cell to vary its response across diverse biological and environmental contexts. Although epigenetic mechanisms are primarily centered in the nucleus, these mechanisms can be induced by environmental signals such as hormones, nutrients, stress, and cellular damage, pointing to the involvement of cytoplasmic and extracellular factors in epigenetic regulation."
Technical Guide to Chromatin Immunoprecipitation: Critical Factors for Success
Epigenetics describes heritable changes in gene expression caused by non-genetic mechanisms. Epigenetic regulation allows a cell to vary its response based on its biological and environmental contexts. Epigenetic changes can effect transcriptional and post-transcriptional regulation via mechanisms such as histone modification, chromatin and nucleosome remodeling, DNA methylation, and small and non-coding RNA-mediated regulation. These mechanisms, in cooperation with transcription factors and other nucleic acid-binding proteins, regulate gene expression. Epigenetic mechanisms of gene regulation impacts diverse areas of research—from agriculture to human health. Common epigenetic assays such as chromatin immunoprecipitation (ChIP) and RNA immunoprecipitation (RIP) rely on high quality antibodies that recognize specific epigenetic modifications for accurate results. EMD Millipore offers over 100 ChIPAb+™ and RIPAb+™ validated antibody kits that are quality tested on ChIP/RIP assays and are conveniently provided with control qPCR primers and negative control antibodies to ensure first time ChIP/RIP success.
Signaling Product Guide: Antibodies, small molecule inhibitors, kits, assays and proteins for signaling research.
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