Date published: 2025-9-8

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Topo IIβ 抗体 (B-6): sc-365952

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说明书
  • Topo IIβ抗体(B-6)是小鼠单克隆IgG1 (kappa轻链),规格为200 µg/ml
  • 特异性抗原位于human物种的Topo IIβ的C-terminus附近的氨基酸1579-1611之间
  • 推荐用于 mouse, rat 和 human 来源的Topo IIβ WB, IP, IF 和 ELISA检测
  • m-IgG Fc BP-HRP1 BP-HRP">m-IgG1 BP-HRPm-IgGκ BP-HRP是Topo IIβ Antibody (B-6) 适用于 WB 应用。 的首选辅助检测试剂。这些试剂现与Topo IIβ Antibody (B-6) 打包提供(请参阅下面的订购信息)。

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    関連項目

    DNA拓扑异构酶I和II(Topo I和Topo II)是核酶,通过短暂断裂和重新连接DNA链来调节真核细胞中DNA的拓扑结构。真核拓扑异构酶能够松弛正超螺旋和负超螺旋,而原核拓扑异构酶仅能松弛负超螺旋。DNA拓扑异构酶在DNA复制、重组和转录中发挥作用,已被确定为许多抗癌药物的靶标。 Topo I是一种普遍表达的可溶性酶,通过在DNA链中引入短暂断裂而起作用,而Topo II则通过产生短暂的双链断裂而起作用。 Topo II由两个不同的基因编码,产生两种不同的同工型,称为Topo IIα和Topo IIβ。 Topo IIα和Topo IIβ在其N端四分之三处具有高度同源性,但C端片段存在很大差异,表明这些区域可能介导不同的细胞功能,并解释了这两种同工型观察到的组织表达模式的差异。

    仅限研究使用。不适用于诊断和治疗用途。

    Alexa Fluor® 是Molecular Probes Inc., OR., USA的商标

    LI-COR®和 Odyssey® 是LI-COR Biosciences的注册商标

    Topo IIβ 抗体 (B-6) 参考文献:

    1. 缺乏 DNA 拓扑异构酶 IIbeta 的小鼠转基因细胞对吖啶类药物和米托蒽醌具有抗药性:细胞毒性和可裂解复合物形成分析。  |  Errington, F., et al. 1999. Mol Pharmacol. 56: 1309-16. PMID: 10570059
    2. 腺病毒介导的人类拓扑异构酶 IIalpha 基因转移后依托泊苷敏感性的增强与拓扑异构酶 IIbeta 无关。  |  Zhou, Z., et al. 2001. Br J Cancer. 85: 747-51. PMID: 11531262
    3. 拓扑异构酶 IIbeta/PARP-1 依赖性调控转录的破解策略。  |  Ju, BG. and Rosenfeld, MG. 2006. Cell Cycle. 5: 2557-60. PMID: 17106262
    4. 通过 RNA 依赖性与异质核核糖核蛋白 U(hnRNP U)的结合调节 DNA 拓扑异构酶 IIbeta。  |  Kawano, S., et al. 2010. J Biol Chem. 285: 26451-60. PMID: 20554522
    5. 拓扑异构酶 IIβ 中的酪氨酸 656 对该酶的催化活性非常重要:根据该位点的人工 +80-Da 修饰进行鉴定。  |  Grozav, AG., et al. 2011. Proteomics. 11: 829-42. PMID: 21280220
    6. 拓扑异构酶 IIβ 的核动态反映了它的催化活性,这种催化活性受 RNA 与 C 终止子结构域结合的调节。  |  Onoda, A., et al. 2014. Nucleic Acids Res. 42: 9005-20. PMID: 25034690
    7. 髓母细胞瘤中topoIIβ、H3K27me3和JMJD3表达的免疫组化研究。  |  Chen, J., et al. 2017. Pathol Res Pract. 213: 975-981. PMID: 28554742
    8. hsa-miR-9-3p和hsa-miR-9-5p对依托泊苷获得性抗性人白血病K562细胞中拓扑异构酶IIβ表达的影响  |  Carvajal-Moreno, J., et al. 2023. J Pharmacol Exp Ther. 384: 265-276. PMID: 36410793
    9. 水飞蓟素通过下调小鼠拓扑异构酶 IIβ 的表达,防止多柔比星诱发的心脏毒性。  |  İpek, E. and Tunca, R. 2023. Biotech Histochem. 98: 412-423. PMID: 37272191
    10. 多聚(ADP-核糖)聚合酶缺陷细胞中拓扑异构酶 IIbeta 的表达减少。  |  Canitrot, Y., et al. 1998. Nucleic Acids Res. 26: 5134-8. PMID: 9801310

    订购信息

    产品名称产品编号规格价格数量收藏夹

    Topo IIβ 抗体 (B-6)

    sc-365952
    200 µg/ml
    RMB2377.00

    Topo IIβ (B-6): m-IgG Fc BP-HRP 套装

    sc-537859
    200 µg Ab; 10 µg BP
    RMB2662.00

    Topo IIβ (B-6): m-IgGκ BP-HRP 套装

    sc-535287
    200 µg Ab; 40 µg BP
    RMB2662.00

    Topo IIβ (B-6): m-IgG1 BP-HRP 套装

    sc-545409
    200 µg Ab; 20 µg BP
    RMB2662.00

    Topo IIβ (B-6) 中和勝肽

    sc-365952 P
    100 µg/0.5 ml
    RMB511.00

    What application is the blocking peptide sc-365952 P appropriate for?

    Asked by: TinTin
    Thank you for your question. The blocking peptide is intended for use as a negative control, by pre-adsorbing the mouse monoclonal antibody against the antigen. For full protocol details, please contact our Technical Services Department or view our online protocol here: https://www.scbt.com/scbt/resources/protocols/peptide-neutralization
    Answered by: Technical Support
    Date published: 2017-02-27
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    Rated 5 out of 5 by from Produced excellent immunofluorescence nuclearProduced excellent immunofluorescence nuclear and cytoplasmic staining in methanol-fixed HeLa cells. -SCBT QC
    Date published: 2015-05-09
    Rated 5 out of 5 by from Produced positive Western Blot data of TopoProduced positive Western Blot data of Topo II expression in MEG-01, K-562 and U-937 nuclear extracts. -SCBT QC
    Date published: 2013-03-08
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    Topo IIβ 抗体 (B-6) is rated 5.0 out of 5 by 2.
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