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IL12B ELISA 试剂盒

This 大鼠 IL12B ELISA Kit specifically detects IL12B in Cell Culture Supernatant, Serum, Plasma (heparin), Plasma (citrate) 和 Plasma (EDTA).
产品编号 ABIN4986929
发货至: 中国
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Quick Overview for IL12B ELISA 试剂盒 (ABIN4986929)

抗原

See all IL12B ELISA试剂盒
IL12B (Interleukin 12 beta (IL12B))

适用

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大鼠

检测方法

Colorimetric

实验类型

Sandwich ELISA

检测范围

0.02-1.0 ng/mL

应用范围

ELISA

样品类型

Cell Culture Supernatant, Serum, Plasma (heparin), Plasma (citrate), Plasma (EDTA)
  • 最低检测浓度

    0.02 ng/mL

    Analytical Method

    Quantitative

    特异性

    Natural and recombinant Rat IL-12p40 Ligand

    灵敏度

    7 pg/mL

    试剂未包括

    • Microplate reader.
    • Pipettes and pipette tips.
    • EP tube Deionized or distilled water.
  • 应用备注

    Detection Wavelength: 450 nm

    样本量

    20 μL

    实验时间

    3 h

    板类型

    Pre-coated

    限制

    仅限研究用
  • 储存条件

    4 °C
  • 抗原 See all IL12B ELISA试剂盒

    IL12B (Interleukin 12 beta (IL12B))

    别名

    IL-12p40

    背景

    Interleukin 12(IL-12), also known as natural killer cell stimulatory factor (NKSF) or cytotoxic lymphocyte maturation factor (CLMF), is a pleiotropic cytokine originally identified in the medium of activated human B lymphoblastoid cell lines. IL-12 is produced by macrophages and B lymphocytes and has multiple effects on T-cells and NK cells, including stimulation of cytotoxic activity, proliferation, and promotion of Th1 development as well as IFNγ and TNF production. IL-12 is a disulfidelinked, 70 kDa(p70) heterodimeric glycoprotein composed of a 40 kDA (p40) subunit and a 35 kDa (p35) subunit. The p40 and p35 subunits by themselves have no IL-12 activity, the p40 dimer has been shown to bind the IL-12 receptor and to be an IL-12 antagonist. Free p35 has not been detected in supernatant solutions of cultured cells expressing only p35 or both p35 and p40 mRNAs. In contrast, p40 is secreted in excess of IL-12 in cells expressing both p35 and p40 mRNAs. The p40 subunit of IL-12 has been shown to have extensive amino acid sequence homology to the extracellular domain of the human IL- 6 receptor while the p35 subunit shows distant but significant sequence similarity to IL-6, G-CSF, and chicken MGF. These observations have led to the suggestion that IL -12 might have evolved from a cytokine/soluble receptor complex. Human and mouse IL-12 share 70 % and 60 % amino acid sequence homology in their p40 and p35 subunits, respectively. IL-12 apparently shows species specificity with human IL-12 reportedly showing minimal activity in the murine system.

    途径

    JAK/STAT Signaling, Cellular Response to Molecule of Bacterial Origin, Regulation of Leukocyte Mediated Immunity, Positive Regulation of Immune Effector Process, Activated T Cell Proliferation
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