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心肌肌鈣蛋白I(cTnI)檢測試劑盒(酶聯(lián)免疫吸附試驗法)

ELISA Kit for Cardiac Troponin I (cTnI)

TNNI3; TNNC1; CMH7; C-TnI; Troponin I Type 3; Troponin I Type 3, Cardiac

  • 心肌肌鈣蛋白I(cTnI)檢測試劑盒(酶聯(lián)免疫吸附試驗法) 產(chǎn)品包裝(模擬)
  • 心肌肌鈣蛋白I(cTnI)檢測試劑盒(酶聯(lián)免疫吸附試驗法) 產(chǎn)品包裝(模擬)
  • 心肌肌鈣蛋白I(cTnI)檢測試劑盒(酶聯(lián)免疫吸附試驗法) 實驗結(jié)果圖
  • SEA478Mu.jpg 標準曲線圖
  • Certificate 通過ISO 9001、ISO 13485質(zhì)量體系認證

特異性

本試劑盒用于檢測心肌肌鈣蛋白I(cTnI),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心肌肌鈣蛋白I(cTnI)(加標樣品),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) 92-105 101
EDTA plasma(n=5) 81-103 85
heparin plasma(n=5) 83-96 93

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)加入適量的心肌肌鈣蛋白I(cTnI),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心肌肌鈣蛋白I(cTnI)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) 85-101% 81-89% 82-101% 78-96%
EDTA plasma(n=5) 95-103% 94-104% 79-95% 80-97%
heparin plasma(n=5) 91-103% 78-91% 89-96% 79-101%

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行操作可減少人為誤差。

實驗流程

1. 實驗前標準品、試劑及樣本的準備;
2. 加樣(標準品及樣本)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

將心肌肌鈣蛋白I(cTnI)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準品或標本,其中的心肌肌鈣蛋白I(cTnI)與連接于固相載體上的抗體結(jié)合,然后加入生物素化的心肌肌鈣蛋白I(cTnI)抗體,將未結(jié)合的生物素化抗體洗凈后,加入HRP標記的親和素,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心肌肌鈣蛋白I(cTnI)呈正相關(guān)。用酶標儀在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:Mus musculus (Mouse,小鼠) 應(yīng)用(僅供研究使用,不用于臨床診斷!)
RPA478Mu02 心肌肌鈣蛋白I(cTnI)重組蛋白 Positive Control; Immunogen; SDS-PAGE; WB.
RPA478Mu01 心肌肌鈣蛋白I(cTnI)重組蛋白 Positive Control; Immunogen; SDS-PAGE; WB.
PAA478Mu02 心肌肌鈣蛋白I(cTnI)多克隆抗體 WB; IHC; ICC; IP.
PAA478Mu01 心肌肌鈣蛋白I(cTnI)多克隆抗體 WB; IHC; ICC; IP.
LAA478Mu71 心肌肌鈣蛋白I(cTnI)多克隆抗體(生物素標記) WB; IHC; ICC.
LAA478Mu81 心肌肌鈣蛋白I(cTnI)多克隆抗體(異硫氰酸熒光素標記) WB; IHC; ICC; IF.
SEA478Mu 心肌肌鈣蛋白I(cTnI)檢測試劑盒(酶聯(lián)免疫吸附試驗法) Enzyme-linked immunosorbent assay for Antigen Detection.
MEA478Mu 心肌肌鈣蛋白I(cTnI)檢測試劑盒(酶聯(lián)免疫吸附試驗法,小樣本) Enzyme-linked immunosorbent assay for Antigen Detection.
LMA478Mu 心肌肌鈣蛋白I(cTnI)等多因子檢測試劑盒(流式熒光發(fā)光法) FLIA Kit for Antigen Detection.
KSA478Mu01 心肌肌鈣蛋白I(cTnI)檢測試劑盒DIY材料(酶聯(lián)免疫吸附試驗法) Main materials for "Do It (ELISA Kit) Yourself".

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