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巨噬細(xì)胞移動抑制因子(MIF)檢測試劑盒(酶聯(lián)免疫吸附試驗法)

ELISA Kit for Macrophage Migration Inhibitory Factor (MIF)

GIF; GLIF; MMIF; Glycosylation-Inhibiting Factor; L-dopachrome isomerase; L-dopachrome tautomerase; Phenylpyruvate tautomerase

  • 巨噬細(xì)胞移動抑制因子(MIF)檢測試劑盒(酶聯(lián)免疫吸附試驗法) 產(chǎn)品包裝(模擬)
  • 巨噬細(xì)胞移動抑制因子(MIF)檢測試劑盒(酶聯(lián)免疫吸附試驗法) 產(chǎn)品包裝(模擬)
  • 巨噬細(xì)胞移動抑制因子(MIF)檢測試劑盒(酶聯(lián)免疫吸附試驗法) 實驗結(jié)果圖
  • SEA698Po.jpg 標(biāo)準(zhǔn)曲線圖
  • Certificate 通過ISO 9001、ISO 13485質(zhì)量體系認(rèn)證

特異性

本試劑盒用于檢測巨噬細(xì)胞移動抑制因子(MIF),經(jīng)檢測與其它相似物質(zhì)無明顯交叉反應(yīng)。
由于受到技術(shù)及樣本來源的限制,不可能完成對所有相關(guān)或相似物質(zhì)交叉反應(yīng)檢測,因此本試劑盒有可能與未經(jīng)檢測的其它物質(zhì)有交叉反應(yīng)。

回收率

分別于定值血清及血漿樣本中加入一定量的巨噬細(xì)胞移動抑制因子(MIF)(加標(biāo)樣品),重復(fù)測定并計算其均值,回收率為測定值與理論值的比率。

樣本 回收率范圍(%) 平均回收率(%)
serum(n=5) 82-102 95
EDTA plasma(n=5) 97-104 101
heparin plasma(n=5) 93-101 97

精密度

精密度用樣品測定值的變異系數(shù)CV表示。CV(%) = SD/mean×100
批內(nèi)差:取同批次試劑盒對低、中、高值定值樣本進(jìn)行定量檢測,每份樣本連續(xù)測定20 次,分別計算不同濃度樣本的平均值及SD值。
批間差:選取3個不同批次的試劑盒分別對低、中、高值定值樣本進(jìn)行定量測定,每個樣本使用同一試劑盒重復(fù)測定8次,分別計算不同濃度樣本的平均值及SD值。
批內(nèi)差: CV<10%
批間差: CV<12%

線性

在定值血清及血漿樣本內(nèi)加入適量的巨噬細(xì)胞移動抑制因子(MIF),并倍比稀釋成1:2,1:4,1:8,1:16的待測樣本,線性范圍即為稀釋后樣本中巨噬細(xì)胞移動抑制因子(MIF)含量的測定值與理論值的比率。

樣本 1:2 1:4 1:8 1:16
serum(n=5) 95-104% 85-104% 79-88% 90-97%
EDTA plasma(n=5) 81-94% 82-96% 97-105% 95-102%
heparin plasma(n=5) 93-101% 82-99% 95-102% 89-96%

穩(wěn)定性

經(jīng)測定,試劑盒在有效期內(nèi)按推薦溫度保存,其活性降低率小于5%。
為減小外部因素對試劑盒破壞前后檢測值的影響,實驗室的環(huán)境條件需盡量保持一致,尤其是實驗室內(nèi)溫度、濕度及溫育條件。其次由同一實驗員來進(jìn)行操作可減少人為誤差。

實驗流程

1. 實驗前標(biāo)準(zhǔn)品、試劑及樣本的準(zhǔn)備;
2. 加樣(標(biāo)準(zhǔn)品及樣本)100µL,37°C孵育1小時;
3. 吸棄,加檢測溶液A100µL,37°C孵育1小時;
4. 洗板3次;
5. 加檢測溶液B100µL,37°C孵育30分鐘;
6. 洗板5次;
7. 加TMB底物90µL,37°C孵育10-20分鐘;
8. 加終止液50µL,立即450nm讀數(shù)。

實驗原理

將巨噬細(xì)胞移動抑制因子(MIF)抗體包被于96孔微孔板中,制成固相載體,向微孔中分別加入標(biāo)準(zhǔn)品或標(biāo)本,其中的巨噬細(xì)胞移動抑制因子(MIF)與連接于固相載體上的抗體結(jié)合,然后加入生物素化的巨噬細(xì)胞移動抑制因子(MIF)抗體,將未結(jié)合的生物素化抗體洗凈后,加入HRP標(biāo)記的親和素,再次徹底洗滌后加入TMB底物顯色。TMB在過氧化物酶的催化下轉(zhuǎn)化成藍(lán)色,并在酸的作用下轉(zhuǎn)化成最終的黃色。顏色的深淺和樣品中的巨噬細(xì)胞移動抑制因子(MIF)呈正相關(guān)。用酶標(biāo)儀在450nm波長下測定吸光度(O.D.值),計算樣品濃度。

相關(guān)產(chǎn)品

編號 適用物種:Sus scrofa; Porcine (Pig,豬) 應(yīng)用(僅供研究使用,不用于臨床診斷!)
SEA698Po 巨噬細(xì)胞移動抑制因子(MIF)檢測試劑盒(酶聯(lián)免疫吸附試驗法) Enzyme-linked immunosorbent assay for Antigen Detection.
LMA698Po 巨噬細(xì)胞移動抑制因子(MIF)等多因子檢測試劑盒(流式熒光發(fā)光法) FLIA Kit for Antigen Detection.

參考文獻(xiàn)

雜志 參考文獻(xiàn)
Kidney International Targeted reduction of advanced glycation improves renal function in obesity [PubMed: 21412218]
The Journal of Immunology Macrophage Migration Inhibitory Factor Plays a Role in the Regulation of Microfold (M) Cell-Mediated Transport in the Gut [Jimmunol: 5673]
The Journal of Endocrinology Involvement of exercise-induced macrophage migration inhibitory factor in the prevention of fatty liver disease [PubMed: PMC3757527]
The Journal of Immunology Role of macrophage migration inhibitory factor in the regulatory T cell response of tumor-bearing mice [PubMed: PMC3466372]
Diabetologia Deletion of bone-marrow-derived receptor for AGEs (RAGE) improves renal function in an experimental mouse model of diabetes [Pubmed:24957662]
BioMed Research International The Potential Role of Polymethyl Methacrylate as a New Packaging Material for the Implantable Medical Device in the Bladder [PubMed: 25705692]
Diabetologia Combined NOX1/4 inhibition with GKT137831 in mice provides dose-dependent reno- and atheroprotection even in established micro- and macrovascular disease. [pubmed:28160092]
Life Sciences Protective effect of chlorogenic acid on the inflammatory damage of pancreas and lung in mice with l-arginine-induced pancreatitis [pubmed:28919396]
Scientific Reports Cytokine MIF Enhances Blood-Brain Barrier Permeability: Impact for Therapy in Ischemic Stroke [Pubmed:29335619]
Ocular?Immunology?and?Inflammation Immune Response and Mechanisms of IFN-γ in Administration for Keratomycosis [Pubmed: 30307777]
International Journal of Immunopathology and Pharmacology Effect of voluntary running on expression of myokines in brains of rats with depression [Pubmed: 30834799]
Biomarkers in Heart Failure and Associated Diseases Biomarkers in Heart Failure and Associated Diseases []
Science China-Life Sciences Autophagy mediates the secretion of macrophage migration inhibitory factor from cardiomyocytes upon serum-starvation [Pubmed: 31209799]
Folia Morphologica Beneficial effects of voluntary over forced exercise on skeletal muscle structure and myokines expression [Pubmed: 31802473]
Biomed Pharmacother Deletion of macrophage migration inhibitory factor ameliorates inflammation in mice model severe acute pancreatitis [Pubmed: 32062385]
Sci Rep Association between MIF gene promoter rs755622 and susceptibility to coronary artery disease and inflammatory cytokines in the Chinese Han population [33850223]
Commun Biol Macrophage migration inhibitory factor is overproduced through EGR1 in TET2low resting monocytes [Pubmed:35115654]
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