去甲腎上腺素(NE)檢測試劑盒(酶聯(lián)免疫吸附試驗法)
ELISA Kit for Noradrenaline (NE)
NA; NAd; Norepinephrine; Norepi
- 編號CEA907Ge
- 物種Pan-species (General,通用) 相同的名稱,不同的物種。
- 實驗方法競爭抑制
- 反應時長2h
- 檢測范圍61.7-5,000pg/mL
- 靈敏度最小可檢測劑量小于等于23.5pg/mL.
- 樣本類型serum, plasma, tissue homogenates, cell lysates, cell culture supernates and other biological fluids
- 下載 英文說明書 中文說明書
- 規(guī)格 48T96T 96T*5 96T*10 96T*100
- 價格 ¥ 3342 ¥ 4774 ¥ 21481 ¥ 40576 ¥ 334152
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特異性
本試劑盒用于檢測去甲腎上腺素(NE),經(jīng)檢測與其它相似物質無明顯交叉反應。
由于受到技術及樣本來源的限制,不可能完成對所有相關或相似物質交叉反應檢測,因此本試劑盒有可能與未經(jīng)檢測的其它物質有交叉反應。
回收率
分別于定值血清及血漿樣本中加入一定量的去甲腎上腺素(NE)(加標樣品),重復測定并計算其均值,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) | 85-102 | 95 |
EDTA plasma(n=5) | 97-105 | 101 |
heparin plasma(n=5) | 99-105 | 102 |
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測定8次,分別計算不同濃度樣本的平均值及SD值。
批內差: CV<10%
批間差: CV<12%
線性
在定值血清及血漿樣本內加入適量的去甲腎上腺素(NE),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去甲腎上腺素(NE)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) | 94-105% | 88-96% | 95-104% | 78-89% |
EDTA plasma(n=5) | 87-101% | 89-104% | 81-102% | 96-103% |
heparin plasma(n=5) | 96-104% | 88-96% | 80-98% | 99-105% |
穩(wěn)定性
經(jīng)測定,試劑盒在有效期內按推薦溫度保存,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)50µL,
加入50µL檢測液A(臨用前配制);
37°C溫育1小時。
3. 洗板3次;
4. 加檢測溶液B100µL,37°C孵育30分鐘;
5. 洗板5次;
6. 加TMB底物90µL,37°C孵育10-20分鐘;
7. 加終止液50µL,立即450nm讀數(shù)。
實驗原理
本試劑盒應用競爭抑制酶聯(lián)免疫分析法測定標本中待測物質水平。將去甲腎上腺素(NE)單克隆抗體包被微孔板,制成固相載體,往包被抗體的微孔中同時加入生物素標記的抗原和待測抗原(標準品或樣本),待測抗原與生物素標記抗原對特異性抗體進行競爭結合。溫育后經(jīng)洗滌去掉未結合物,然后加入HRP標記的親和素,經(jīng)過溫育和徹底洗滌后加入底物TMB顯色。TMB在過氧化物酶的催化下轉化成藍色,并在酸的作用下轉化成最終的黃色。待測標本濃度越高,標記抗原和抗體的結合就越受到抑制,顯色愈淺。顯色的深淺與酶量呈正相關,而與樣品中待測物質含量呈負相關。用酶標儀在450nm波長下測定吸光度(O.D.值),計算樣品濃度。
相關產(chǎn)品
編號 | 適用物種:Pan-species (General,通用) | 應用(僅供研究使用,不用于臨床診斷!) |
CPA907Ge11 | 去甲腎上腺素(NE)牛血清白蛋白偶聯(lián)物 | Immunogen; SDS-PAGE; WB. |
CPA907Ge21 | 去甲腎上腺素(NE)卵白蛋白偶聯(lián)物 | Immunogen; SDS-PAGE; WB. |
PAA907Ge01 | 去甲腎上腺素(NE)多克隆抗體 | ELISA, CLIA. / IHC-Fr, ICC, IP (predicted). |
LAA907Ge81 | 去甲腎上腺素(NE)多克隆抗體(異硫氰酸熒光素標記) | WB; IHC; ICC; IF. |
MAA907Ge25 | 去甲腎上腺素(NE)單克隆抗體 | ELISA, CLIA. / IHC-Fr, ICC, IP (predicted). |
MAA907Ge24 | 去甲腎上腺素(NE)單克隆抗體 | ELISA, CLIA. / IHC-Fr, ICC, IP (predicted). |
MAA907Ge23 | 去甲腎上腺素(NE)單克隆抗體 | ELISA, CLIA. / IHC-Fr, ICC, IP (predicted). |
MAA907Ge21 | 去甲腎上腺素(NE)單克隆抗體 | ELISA, CLIA. / IHC-Fr, ICC, IP (predicted). |
CEA907Ge | 去甲腎上腺素(NE)檢測試劑盒(酶聯(lián)免疫吸附試驗法) | Enzyme-linked immunosorbent assay for Antigen Detection. |
IEA907Ge | 去甲腎上腺素(NE)檢測試劑盒(酶聯(lián)免疫吸附試驗法,快捷型) | Enzyme-linked immunosorbent assay for Antigen Detection. |
HEA907Ge | 去甲腎上腺素(NE)檢測試劑盒(酶聯(lián)免疫吸附試驗法,高敏型) | Enzyme-linked immunosorbent assay for Antigen Detection. |
MEA907Ge | 去甲腎上腺素(NE)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. |
LMA907Ge | 去甲腎上腺素(NE)等多因子檢測試劑盒(流式熒光發(fā)光法) | FLIA Kit for Antigen Detection. |
KSA907Ge11 | 去甲腎上腺素(NE)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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