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- 详细信息
- 文献和实验
- 技术资料
- 保存条件:
at-20℃
- 库存:
99
- 抗体英文名:
Anti-dsDNA/ssDNA Monoclonal antibody (3D8)
- 规格:
50-100ug
小鼠抗dsDNA/ssDNA单克隆抗体(克隆号3D8)上海圻明生物优势供应欢迎咨询。配对抗体小课堂:
Paired antibodies are two antibodies that can bind to an antigenic molecule at the same time. Specifically:
Paired antibodies are commonly used in sandwich ELISA experiments
An antigenic molecule usually has multiple epitopes, and different antibodies can target different epitopes
When two antibodies are able to bind to different epitopes of the same antigenic molecule at the same time, the two antibodies are called paired antibodies
However, not all antibodies against different epitopes can be paired antibodies. Sometimes, when an antibody binds to an antigen, it may cause the configuration of other binding sites to change, making it impossible for other antibodies to bind properly
Steric hindrance effects may also result in two antibodies with close binding sites not being able to bind to the antigen at the same time
Therefore, the preparation of paired antibodies usually requires two steps: first the antibody is prepared, and then the paired antibody is screened
Screening of paired antibodies is typically performed using a sandwich ELISA method of bispecific antibodies, in which different combinations of antibodies are tested to determine which antibodies can be successfully paired
Paired antibodies have important applications in immunology research and diagnostics, especially in assays that require high specificity and sensitivity.

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文献和实验光信号, 以荧光信号的强弱报告转录因子蛋白与各种DNA序列的结合信息。最后经数据归一化处理及分析, 表征转录因子的DNA结合特异性及亲和性[8,9] 图1 dsDNA微阵列实验流程 图中示意了dsDNA微阵列制备及检测转录因子蛋白的原理, 包括(1)常用的dsDNA微阵列制备方法:使用通用引物延伸法将经点样或原位合成制备的单链DNA(ssDNA)微阵列转换为dsDNA微阵列; (2)两种常用的dsDNA微阵列DNA标记技术:荧光标记核苷酸掺入法(A)和荧光标记核苷酸末端转移标记法(B); (3)转录
)抗体;②抗变性DNA抗体,或称抗单链DNA(ssDNA)抗体。抗dsDNA抗体对SLE有较高的特异性,70%~90%的活动期SLE病人该抗体阳性,效价较高,并与病情有关。抗ssDNA抗体可见于多种疾病中,特异性较差。 3.抗ENA抗体可提取性核抗原(ENA)多从动物的胸腺中提取。先将胸腺匀浆并破碎细胞,分离出细胞核;再经盐水或磷酸盐缓冲液处理后,很容易从胞核中提取出来。ENA不含DNA,对核糖核酸酶敏感。近年来的研究表明,ENA可分为十几种,现仅介绍几种主要的ENA及其相应抗体。
组成。由于DNP抗原存在不溶性和可溶性两个部分,可分别产生相应的抗体。不溶性DNP抗体通常不完全被DNA和组蛋白所吸收,它是形成狼疮细胞的因子;可溶性抗原存在于各种关节炎病人的滑膜液中,其相应抗体也出现于RA病人的滑膜液中。 2.抗DNA抗体可以分为两大类:①抗天然DNA(nDNA)抗体,或称抗双链DNA(dsDNA)抗体;②抗变性DNA抗体,或称抗单链DNA(ssDNA)抗体。抗dsDNA抗体对SLE有较高的特异性,70%~90%的活动期SLE病人该抗体阳性,效价较高,并与病情有关。抗
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