Human CD28 ELISA Kit

货号:EK1429
反应性:Human
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产品概况

货号 EK1429
产品名称 Human CD28 ELISA Kit
产品描述 For quantitative detection of human CD28 in , cell lysates
免疫原 NSO, N19-P152
交叉反应 There is no detectable cross-reactivity with other relevant proteins.
敏感性 <12pg/ml
检测范围 62.5pg/ml-4000pg/ml
基因名称 CD28
基因全名 CD28 molecule
Uniprot ID P10747
指标别名 CD 28 | CD28 | CD28 antigen | CD28 molecule | TP44 | P10747
背景资料 CD28 (Cluster of Differentiation 28) is one of the proteins expressed on T cells that provide co- stimulatory signals required for T cell activation and survival. T cell stimulation through CD28 in addition to the T-cell receptor (TCR) can provide a potent signal for the production of various interleukins (IL-6 in particular). The CD28 gene is mapped to 2q33-q34. CD28 and CTLA-4, together with their ligands, B7-1 and B7-2, constitute one of the dominant costimulatory pathways that regulate T and B cell responses. CD28 and CTLA-4 are structurally homologous molecules that are members of the immunoglobulin (Ig) gene superfamily.
显色时间 15-20分钟

试剂盒内容

SKU 名称 数量
Catalog number Description Quantity
EK1429-CAP 96-well plate precoated with anti- human CD28 antibody 1
EK1429-ST Lyophilized recombinant human CD28 standard 10ng/tube×2
EK1429-DA Biotinylated anti- human CD28 antibody 100μl(dilution 1:100)
AR1103 Avidin-Biotin-Peroxidase Complex (ABC) 100μl(dilution 1:100)
AR1106-1 Sample diluent buffer 30ml
AR1106-2 Antibody diluent buffer 12ml
AR1106-3 ABC diluent buffer 12ml
AR1104 TMB color developing agent 10ml
AR1105 TMB stop solution 10ml
PLA-SEA Adhesive cover 4

*小贴士:额外的试剂盒部件可以单独购买。如需购买请和试剂盒一起下单避免额外运费。

需要用户自己提供的器材和试剂

  • 1.96孔读板仪器。
  • 2.自动洗板机.
  • 3.移液器和枪头。建议使用多通道移液器/排枪。
  • 4.Eppendorf 管。
  • 5.额外洗板缓冲液 (neutral PBS 或 TBS。试剂盒内提供足量。如需额外缓冲液可参考如下配方)。
    • 0.01M TBS: Add 1.2g Tris, 8.5g Nacl; 450μl of purified acetic acid or 700μl of concentrated hydrochloric acid to 1000ml H2O and adjust pH to 7.2-7.6. Finally, adjust the total volume to 1L.
    • 0.01M PBS: Add 8.5g sodium chloride, 1.4g Na2HPO4 and 0.2g NaH2PO4 to 1000ml distilled water and adjust pH to 7.2-7.6. Finally, adjust the total volume to 1L.

*样品准备的相关试剂也不含在试剂盒中。

批内差/批间差

  Intra-Assay Precision Inter-Assay Precision
Sample 1 2 3 1 2 3
n 16 16 16 24 24 24
Mean(pg/ml) 187 557 1373 175 596 1354
Standard deviation 13.27 25.06 82.38 15.05 33.37 82.59
CV(%) 7.1% 4.5% 6% 8.6% 5.6% 6.1%

Human CD28 ELISA Kit的典型数据示例(取自最近的一批次质检数据)

(TMB 孵育条件: 37°C, 15-20分钟)

Concentration(pg/ml) 0 62.5 125 250 500 1000 2000 4000
O.D. 0.023 0.114 0.235 0.399 0.776 1.301 1.790 2.021

*典型数据仅供参考。用户需要自己建立标准曲线。

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