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组织相容性复合体蛋白2抗体

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  • ¥1580 - 2480
  • gelatins
  • jlcR8481
  • 国内
  • 2025年07月15日
  • WB,ELISA等
  • 人/动物/植物
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    • 详细信息
    • 文献和实验
    • 技术资料
    • 供应商

      江西江蓝纯生物试剂有限公司

    • 库存

      84

    • 克隆性

      单克隆

    • 保质期

      1年

    • 抗体英文名

      MHC Class II

    • 抗体名

      组织相容性复合体蛋白2抗体

    • 适应物种

      人/动物/植物

    • 应用范围

      WB,ELISA等

    • 浓度

      1mg/ml

    • 保存条件

      -20 °

    • 规格

      100ul/200ul

    规格:100ul产品价格:¥1580.0
    规格:200ul产品价格:¥2480.0
    产品货号 :  jlcR8481
    英文名称 :  MHC Class II
    中文名称 :  组织相容性复合体蛋白2抗体
        :  DMA; DMB; DRB; HLA class II histocompatibility antigen DM beta chain; HLA DMB; HLADM; HLADP1B; Major histocompatibility complex clas; HLA class II histocompatibility antigen, DM beta chain; MHC class II antigen DMB; Really interesting new gene 7 protein; HLA-DMB; RING7; DMB_HUMAN; MHC2.  
    研究领域 :  肿瘤  细胞生物  免疫学  神经生物学  信号转导  细胞分化  
    抗体来源 :  Rabbit
    克隆类型 :  Polyclonal
    交叉反应 :   Human, Mouse, Rat,
    产品应用 :  WB=1:500-2000 ELISA=1:500-1000 IHC-P=1:400-800 IHC-F=1:400-800 ICC=1:100-500 IF=1:100-500 (石蜡切片需做抗原修复)
    not yet tested in other applications.
    optimal dilutions/concentrations should be determined by the end user.

    :  27kDa
    细胞定位 :  细胞浆 细胞膜
        :  Lyophilized or Liquid
        :  1mg/ml
    :  KLH conjugated synthetic peptide derived from human HLA class II histocompatibility antigen DM beta chain:111-200/263
        :  IgG
    纯化方法 :  affinity purified by Protein A
    :  0.01M TBS(pH7.4) with 1% BSA, 0.03% Proclin300 and 50% Glycerol.
    保存条件 :  Store at -20 °C for one year. Avoid repeated freeze/thaw cycles. The lyophilized antibody is stable at room temperature for at least one month and for greater than a year when kept at -20°C. When reconstituted in sterile pH 7.4 0.01M PBS or diluent of antibody the antibody is stable for at least two weeks at 2-4 °C.
    PubMed :  PubMed
    产品介绍 :   MHC Class II antigens are heterodimers consisting of one alpha chain (31-34kD) and one beta chain (26-29kD). The family of monoclonal antibodies (ER-TR 3, ER-TR 2, ER-TR 1) detect MHC class II antigens encoded by the murine Ia region of the H-2 complex, corresponding to the human HLA-DR region. MHC Class II antigens are a valuable tool for studying T helper cell interaction with class II positive antigen presenting cells (dendritic cells, B cells, macrophages) and offer new possibilities for studying the development of T helper cells since these antibodies also stain stromal cells in the thymus. MHC Class II antigens are also inducible on a number of other cells (endothelium and epithelial cells) by interferon gamma.

    Function:
    Binds peptides derived from antigens that access the endocytic route of antigen presenting cells (APC) and presents them on the cell surface for recognition by the CD4 T-cells. The peptide binding cleft accomodates peptides of 10-30 residues. The peptides presented by MHC class II molecules are generated mostly by degradation of proteins that access the endocytic route, where they are processed by lysosomal proteases and other hydrolases. Exogenous antigens that have been endocytosed by the APC are thus readily available for presentation via MHC II molecules, and for this reason this antigen presentation pathway is usually referred to as exogenous. As membrane proteins on their way to degradation in lysosomes as part of their normal turn-over are also contained in the endosomal/lysosomal compartments, exogenous antigens must compete with those derived from endogenous components. Autophagy is also a source of endogenous peptides, autophagosomes constitutively fuse with MHC class II loading compartments. In addition to APCs, other cells of the gastrointestinal tract, such as epithelial cells, express MHC class II molecules and CD74 and act as APCs, which is an unusual trait of the GI tract. To produce a MHC class II molecule that presents an antigen, three MHC class II molecules (heterodimers of an alpha and a beta chain) associate with a CD74 trimer in the ER to form an heterononamer. Soon after the entry of this complex into the endosomal/lysosomal system where antigen processing occurs, CD74 undergoes a sequential degradation by various proteases, including CTSS and CTSL, leaving a small fragment termed CLIP (class-II-associated invariant chain peptide). The removal of CLIP is facilitated by HLA-DM via direct binding to the alpha-beta-CLIP complex so that CLIP is released. HLA-DM stabilizes MHC class II molecules until primary high affinity antigenic peptides are bound. The MHC II molecule bound to a peptide is then transported to the cell membrane surface. In B cells, the interaction between HLA-DM and MHC class II molecules is regulated by HLA-DO. Primary dendritic cells (DCs) also to express HLA-DO. Lysosomal miroenvironment has been implicated in the regulation of antigen loading into MHC II molecules, increased acidification produces increased proteolysis and efficient peptide loading.

    Subunit:
    Heterodimer of an alpha chain (DMA) and a beta chain (DMB).

    Subcellular Location:
    Cell membrane. Endoplasmic reticulum membrane. Golgi apparatus > trans-Golgi network membrane. Endosome membrane. Lysosome membrane. The MHC class II complex transits through a number of intracellular compartments in the endocytic pathway until it reaches the cell membrane for antigen presentation.

    Similarity:
    Belongs to the MHC class II family.
    Contains 1 Ig-like C1-type (immunoglobulin-like) domain.

    SWISS:
    P28068

    Gene ID:
    3109

    Important Note:
    This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications.

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    图标文献和实验
    相关实验
    • 组织相容性复合体概述

      组织相容性抗原(histocompatibility antigen): 通过移植鉴定与组织相容性有关的抗原。(机体参与排斥反应的抗原系统多达20个以上) 主要组织相容性抗原系统(major histocompatibility antigen system, MHS): 能引起较强移植排斥反应的抗原。(较弱-minor) 主要组织相容性复合体(major histocompatibility complex, MHC): 编码主要组织

    • 主要组织相容性复合体

      主要组织相容性复合体       主要组织相容性复合体(MHC)是由一组高度多态性基因组成的染色体区域。MHC基因产物能在不同细胞表面表达,通常称之为MHC分子或MHC抗原,又因这些抗原在器官移植中代表供受者双方的组织相容程度,也称为移植抗原或组织相容性抗原。脊椎动物中,从鱼到人类都存在结构与功能相似的MHC遗传区域,如小鼠的MHC是H-2,堵的MHC是SLA,人的MHC是HLA。       MHC是现知多态性最为丰富的一个基因系统,拥有大量的等位

    • 主要组织相容性复合体(一)

        主要组织相容性复合体 (major histocompatibility complex, MHC):简称MHC,是脊椎动物中的一组紧密连锁的基因构成的复合座位,包括为一些细胞表面抗原编码的以及为血清补体成分编码的基因,它们控制着机体的免疫应答和疾病易感性。MHC有高度遗传多态性,与器官移植和疾病遗传有密切关系,还可作为良好的遗传标志用于群体演化的研究

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