Date published: 2025-10-22

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IgG Fab fragment 抗体 (4A11): sc-51642

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说明书
  • IgG Fab fragment 抗体 4A11 是小鼠单克隆 IgG2bIgG Fab fragment抗体,规格为100 µg/ml
  • 免疫human物种的the Fab fragment of IgG
  • 推荐用于 human 来源的Fab fragments (regardless of light chain type) WB检测
  • 目前,我们还没有完成IgG Fab fragment 抗体 (4A11)的首选二抗检测试剂的鉴定。这项工作正在进行中。

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    関連項目

    IgG Fab片段抗体(4A11)是一种小鼠单克隆IgG2b kappa轻链抗体,可通过蛋白质印迹(WB)检测人源IgG Fab片段蛋白。抗IgG Fab片段抗体(4A11)以非结合形式提供。IgG Fab片段(4A11)抗体可识别免疫反应中一个关键的组成部分,特别是抗原结合。IgG Fab片段源自IgG分子,由两个重链和两个轻链组成,形成不同的区域,促进抗原识别。Fab区域能够与抗原特异性结合,从而实现免疫系统的靶向作用和病原体的中和作用。IgG Fab片段可与病毒、细菌和真菌等多种抗原结合,凸显其在适应性免疫中的重要性。Fab片段的结构完整性可保持结合亲和力和特异性,直接影响免疫反应的有效性。Anti-IgG Fab片段抗体(4A11)使研究人员能够研究免疫识别机制和抗体介导的抗感染保护。

    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

    IgG Fab fragment 抗体 (4A11) 参考文献:

    1. 从一名血清反应阴性患者的病毒库中克隆出与人类免疫缺陷病毒 1 型(HIV-1)Tat 蛋白结合的人类重组 IgG Fab,并对其进行分子鉴定。  |  Mancini, N., et al. 2006. Mol Immunol. 43: 1363-9. PMID: 16199090
    2. 针对克氏锥虫钙网蛋白的 F(ab')2 抗体片段可抑制其与人类补体第一成分的相互作用。  |  Aguilar, L., et al. 2005. Biol Res. 38: 187-95. PMID: 16238097
    3. 一些特发性血小板减少性紫癜患者的 IgG 及其 F(ab')2 片段对血小板聚集的影响。  |  Chu, XX., et al. 2006. Eur J Haematol. 76: 153-9. PMID: 16405437
    4. 双功能螯合剂 BAT 与小鼠 IgG1 Fab' 片段的位点特异性连接。  |  Li, J., et al. 2006. Acta Pharmacol Sin. 27: 237-41. PMID: 16412275
    5. 利用光学程序研究胰腺 RNase 与抗 RNase IgG 衍生物 Fab 单体结合后引起的构象变化。  |  Younus, H., et al. 2006. Biochemistry (Mosc). 71: 218-21. PMID: 16489928
    6. 用硫酸铵和辛酸分馏治疗性抗毒素 F(ab)2 的比较。  |  Redwan, el-RM. 2006. J Immunoassay Immunochem. 27: 319-29. PMID: 16981645
    7. 重症肌无力的效应机制:IgG, Fab 和 F(ab')2 杂化体分子被动转移后的终板功能。  |  Sterz, R., et al. 1986. Muscle Nerve. 9: 306-12. PMID: 2423869
    8. 通过 ELISA 检测蓝舌病抗体的 IgG Fab 结合物比较。  |  Snydelaar Hardwicke, AC. and Carlson, JH. 1987. Rev Latinoam Microbiol. 29: 153-5. PMID: 2830650
    9. [基于纯抗体和 IgG Fab 片段的过氧化物酶共轭碱的制备和比较评估]。  |  Marennikova, SS., et al. 1982. Zh Mikrobiol Epidemiol Immunobiol. 99-103. PMID: 6755989

    订购信息

    产品名称产品编号规格价格数量收藏夹

    IgG Fab fragment 抗体 (4A11)

    sc-51642
    100 µg/ml
    $316.00

    How much sample do you recommend loading on the gel for Western blot detection using IgG Fab fragment (4A11): sc-51642?

    Asked by: jenniferc
    We recommend loading 40–60 µg whole cell lysate, 10–20 µg nuclear extract, 5-10 µg transfected lysate, or 10–20 ng purified protein per lane. A link to our complete Western blotting protocol is provided here for your reference. https://www.scbt.com/scbt/resources/protocols/western-immuno-blotting
    Answered by: Technical Support
    Date published: 2017-03-27
    • y_2025, m_10, d_14, h_6CST
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    Rated 5 out of 5 by from Good for Western BlotThis antibody can be used to detect the Fab fragment of human IgG by Western Blot. -SCBT QC
    Date published: 2023-09-14
    Rated 2 out of 5 by from per IHC è specifico ma poco sensibileI was interested in this antibody for IHC purposes (the datasheet clearly stated that the only available application was western blot). It’s very difficult to find a IgG Fab Fragment antibody suitable for IHC on FFPE and so I wanted to tried it. This antibody in my hands give a specific signal in nodal germinal centre plasma cells (antigen retrieval EDTA pH 8.0 in water bath at 98°C) but the sensitivity is too low compared to a common IgG polyclonal antibody.
    Date published: 2021-06-14
    Rated 5 out of 5 by from works wellI got a free sample to evaluate and it worked very well in both immunocytochemistry and flow cytometry. We will be ordering one vial today.
    Date published: 2017-11-01
    • y_2025, m_10, d_14, h_6
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    IgG Fab fragment 抗体 (4A11) is rated 3.5 out of 5 by 4.
    • y_2025, m_10, d_14, h_6
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