IL-4 ELISA 试剂盒
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- 抗原 See all IL-4 (IL4) ELISA试剂盒
- IL-4 (IL4) (Interleukin 4 (IL4))
- 抗原表位
- AA 25-153
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适用
- 人
- 检测方法
- Colorimetric
- 实验类型
- Sandwich ELISA
- 检测范围
- 15.6-1000 pg/mL
- 最低检测浓度
- 15.6 pg/mL
- 应用范围
- ELISA
- 原理
- Sandwich High Sensitivity ELISA kit for Quantitative Detection of Human IL-4
- 品牌
- PicoKine™
- 样品类型
- Cell Culture Supernatant, Serum, Plasma (heparin), Plasma (EDTA)
- Analytical Method
- Quantitative
- 特异性
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Expression system for standard: E.coli
Immunogen sequence: H25-S153 - 交叉反应 (详细)
- There is no detectable cross-reactivity with other relevant proteins.
- 灵敏度
- <1.5pg/mL
- 试剂未包括
- Microplate reader in standard size. Automated plate washer. Adjustable pipettes and pipette tips. Multichannel pipettes are recommended in the condition of large amount of samples in the detection. Clean tubes and Eppendorf tubes. Washing buffer (neutral PBS or TBS). Preparation of 0.01M TBS: Add 1.2g Tris, 8.5g Nacl
- 免疫原
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Expression system for standard: E.coli
Immunogen sequence: H25-S153 - Featured
- Discover our best selling IL4 ELISA Kit
- Top Product
- Discover our top product IL4 ELISA Kit
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- 应用备注
- Before using Kit, spin tubes and bring down all components to bottom of tube. Duplicate well assay was recommended for both standard and sample testing.
- 板类型
- Pre-coated
- 实验流程
- human IL-4 ELISA Kit was based on standard sandwich enzyme-linked immune-sorbent assay technology. A monoclonal antibody from mouse specific for IL-4 has been precoated onto 96-well plates. Standards(E.coli, H25-S153) and test samples are added to the wells, a biotinylated detection polyclonal antibody from goat specific for IL-4 is added subsequently and then followed by washing with PBS or TBS buffer. Avidin-Biotin-Peroxidase Complex was added and unbound conjugates were washed away with PBS or TBS buffer. HRP substrate TMB was used to visualize HRP enzymatic reaction. TMB was catalyzed by HRP to produce a blue color product that changed into yellow after adding acidic stop solution. The density of yellow is proportional to the human IL-4 amount of sample captured in plate.
- 实验流程
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Aliquot 0.1 mL per well of the 1000pg/mL, 500pg/mL, 250pg/mL, 125pg/mL, 62.5pg/mL, 31.2pg/mL, 15.6pg/mL human IL-4 standard solutions into the precoated 96-well plate. Add 0.1 mL of the sample diluent buffer into the control well (Zero well). Add 0.1 mL of each properly diluted sample of human cell culture supernates, serum or plasma(heparin, EDTA) to each empty well. See "Sample Dilution Guideline" above for details. It is recommended that each human IL-4 standard solution and each sample be measured in duplicate.
- 实验精密度
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- Sample 1: n=16, Mean(pg/ml): 55.4, Standard deviation: 2.5, CV(%): 4.5
- Sample 2: n=16, Mean(pg/ml): 361, Standard deviation: 14.8, CV(%): 4.1
- Sample 3: n=16, Mean(pg/ml): 638, Standard deviation: 37.64, CV(%): 5.9,
- Sample 1: n=24, Mean(pg/ml): 45.8, Standard deviation: 2.977, CV(%): 6.5
- Sample 2: n=24, Mean(pg/ml): 375, Standard deviation: 24, CV(%): 6.4
- Sample 3: n=24, Mean(pg/ml): 656, Standard deviation: 46.58, CV(%): 7.1
- 限制
- 仅限研究用
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- 注意事项
- Avoid multiple freeze-thaw cycles.
- 储存条件
- -20 °C,4 °C
- 储存方法
- Store at 4°C for 6 months, at -20°C for 12 months. Avoid multiple freeze-thaw cycles
- 有效期
- 12 months
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: "Differences in DNA methylation profile of Th1 and Th2 cytokine genes are associated with tolerance acquisition in children with IgE-mediated cow's milk allergy." in: Clinical epigenetics, Vol. 7, Issue 1, pp. 38, (2015) (PubMed).
: "Improvement of functional recovery by chronic metformin treatment is associated with enhanced alternative activation of microglia/macrophages and increased angiogenesis and neurogenesis following ..." in: Brain, behavior, and immunity, Vol. 40, pp. 131-42, (2014) (PubMed).
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: "Up-regulated expression of Tim-3/Gal-9 at maternal-fetal interface in pregnant woman with recurrent spontaneous abortion." in: Journal of Huazhong University of Science and Technology. Medical sciences = Hua zhong ke ji da xue xue bao. Yi xue Ying De wen ban = Huazhong keji daxue xuebao. Yixue Yingdewen ban, Vol. 34, Issue 4, pp. 586-90, (2014) (PubMed).
: "What is the impact of Th1/Th2 ratio, SOCS3, IL17, and IL35 levels in unexplained infertility?" in: Journal of reproductive immunology, Vol. 103, pp. 53-8, (2014) (PubMed).
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: "The relationship between Th1/Th2 balance and 1?,25-dihydroxyvitamin D? in patients with nasal polyposis." in: European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery, Vol. 269, Issue 12, pp. 2519-24, (2012) (PubMed).
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Expression of PYCARD gene transcript variant mRNA in peripheral blood mononuclear cells of primary gout patients with different Chinese medicine syndromes." in: Chinese journal of integrative medicine, Vol. 24, Issue 1, pp. 24-31, (2018) (PubMed).
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- 抗原 See all IL-4 (IL4) ELISA试剂盒
- IL-4 (IL4) (Interleukin 4 (IL4))
- 别名
- IL4 (IL4 产品)
- 别名
- IL4 ELISA Kit, IL-4 ELISA Kit, BCGF-1 ELISA Kit, BCGF1 ELISA Kit, BSF-1 ELISA Kit, BSF1 ELISA Kit, Il-4 ELISA Kit, Il4e12 ELISA Kit, IL2 ELISA Kit, interleukin 4 ELISA Kit, IL4 ELISA Kit, Il4 ELISA Kit
- 背景
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Protein Function: Participates in at least several B-cell activation processes as well as of other cell types. It is a costimulator of DNA-synthesis. It induces the expression of class II MHC molecules on resting B-cells. It enhances both secretion and cell surface expression of IgE and IgG1. It also regulates the expression of the low affinity Fc receptor for IgE (CD23) on both lymphocytes and monocytes. .
Background: Interleukin-4(IL-4), also knowns as a B-cell stimulatory factor1(BSF1), is an immunomodulatory cytokine, which can inhibit the growth of tumour cells.The human cDNA contains a single open reading frame encoding a protein of 153 amino acids, including a putative signal peptide. IL-4 may act as an autocrine growth factor in pancreatic cancer cells and also give rise to the possibility that cancer-derived IL-4 may suppress cancer-directed immunosurveillance in vivo in addition to its growth-promoting effects, thereby facilitating pancreatic tumor growth and metastasis. The mouse and human genes and their protein products show structural and functional similarities. The human IL-4 gene, which occurs as a single copy in the haploid genome, is mapped on chromosome 5. The standard product used in this kit is recombinant human IL-4, consisting of 130 amino acids with the molecular mass of 14KDa.
Synonyms: Interleukin-4 ,IL-4 ,B-cell stimulatory factor 1 ,Lymphocyte stimulatory factor 1 ,IL4 ,hCG_24113 ,
Full Gene Name: Interleukin-4
Cellular Localisation: Secreted. - 基因ID
- 3565
- UniProt
- D4HNR6
- 途径
- JAK/STAT Signaling, Regulation of Leukocyte Mediated Immunity, Positive Regulation of Immune Effector Process, Production of Molecular Mediator of Immune Response, Proton Transport, Activated T Cell Proliferation
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