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Shiga-like toxin IIe variant s

ubunit A antibody
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  • ¥1380 - 2200
  • 康朗生物
  • kl-0882R
  • 中国/美国/德国
  • 2025年07月13日
  • WB=1:500-2000 ELISA=1:500-1000 IHC-P=1:400-800 IHC-F=1:400-800 IF=1:100-500
  • Rabbit
  • Escherichia Coli,
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    • 详细信息
    • 文献和实验
    • 技术资料
    • 供应商

      上海康朗生物科技有限公司

    • 库存

      大量

    • 目录编号

      kl-0882R

    • 克隆性

      多克隆

    • 抗原来源

      Rabbit

    • 保质期

      12个月

    • 抗体英文名

      Shiga-like toxin IIe variant subunit A antibody

    • 抗体名

      大肠杆菌志贺样毒素Ⅱ型突变体(O139菌型)抗体

    • 宿主

      Rabbit

    • 适应物种

      Escherichia Coli,

    • 免疫原

      KLH conjugated synthetic peptide derived from Escherichia coli Shiga-like toxin IIe variant subunit A:241-319/319

    • 亚型

      IgG

    • 形态

      冻干粉或液体

    • 应用范围

      WB=1:500-2000 ELISA=1:500-1000 IHC-P=1:400-800 IHC-F=1:400-800 IF=1:100-500

    • 浓度

      1mg/ml

    • 保存条件

      -20 °C

    • 规格

      100ul 200ul

    Shiga-like toxin IIe variant subunit A antibody
    中文名称 大肠杆菌志贺样毒素Ⅱ型突变体(O139菌型)抗体
    别    名 shiga-like toxin II variant chain A precursor.  
    规格价格 100ul/1380元 购买    200ul/2200元 购买    大包装/询价
    说 明 书 100ul  200ul
    研究领域 细菌及病毒  
    抗体来源 Rabbit
    克隆类型 Polyclonal
    交叉反应 Escherichia Coli, 
    产品应用 WB=1:500-2000 ELISA=1:500-1000 IHC-P=1:400-800 IHC-F=1:400-800 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.
    分 子 量 36kDa
    性    状 Lyophilized or Liquid
    浓    度 1mg/ml
    免 疫 原 KLH conjugated synthetic peptide derived from Escherichia coli Shiga-like toxin IIe variant subunit A:241-319/319 
    亚    型 IgG
    纯化方法 affinity purified by Protein A
    储 存 液 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 background:
    Shiga-like toxin type II (SLT-II) and Shiga-like toxin type II variant (SLT-IIv) are cytotoxins produced by certain strains of Escherichia coli. Nucleotide sequence analyses had revealed that the structural genes for the A subunit and B subunit of SLT-II or SLT-IIv are arranged in an operon. Primer extension and S1 nuclease protection analyses identified a promoter for the slt-II operon 118 bases upstream of the slt-IIA gene. The slt-IIv promoter was demonstrated to be identical to the slt-II promoter. The slt-II and slt-IIv promoters differed significantly from the previously characterized Shiga toxin (stx) and Shiga-like toxin type 1 (slt-I) promoters. The transcriptional efficiencies of the stx and slt-II promoters were compared in fusions to the chloramphenicol acetyltransferase gene, and constitutive expression of the slt-II promoter was found to be equivalent to derepressed expression of the stx promoter. In contrast to the stx and slt-I promoters, the slt-II and slt-IIv promoters did not contain sequences for binding of the Fur repressor protein, and SLT-II production was not determined by iron levels in the media in various E. coli strains with wild-type or mutant ferric uptake regulation (fur) alleles. Northern (RNA) blot analysis demonstrated a single mRNA transcript for the slt-II operon, and further analysis of the slt-II operon by primer extension did not reveal an independent promoter for the B subunit gene. A putative rho-independent transcription terminator was identified 274 bases downstream of slt-IIB. These data indicated that the slt-II and slt-IIv operons differ from the stx/slt-I operon in regulation of their transcription by iron. Whether these regulatory differences enable the type I and type II groups of Shiga-like toxins to perform different roles in the pathogenesis of infectious diseases remains to be established.

    SWISS:
    Q7WUF4

    Gene ID:
    N/A

    Database links:

     



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

    水肿病大肠杆菌志贺样毒素Ⅱ型体,属人、猪、羊、马等哺乳动物共患毒素Ⅱ型体。
    产品图片 产品细节图片1
    Sample: Escherichia Coli at 30ug
    Primary: Anti-Shiga-like toxin IIe variant subunit A (bs-0882R) at 1:300 dilution;
    Secondary: HRP conjugated Goat-Anti-Rabbit IgG(bse-0295G) at 1: 3000 dilution; 
    Predicted band size : 36kD
    Observed band size : 35kD

    产品细节图片2
    Sample: Escherichia Coli at 30ug
    Primary: Anti- Shiga-like toxin IIe variant subunit A (bs-0882R) at 1:300 dilution; 
    Secondary: HRP conjugated Goat-Anti-Rabbit IgG(bse-0295G) at 1: 3000 dilution; 
    Predicted band size : 36kD
    Observed band size : 35kD

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