Ⅱ型膠原(COL2)檢測試劑盒(化學發(fā)光免疫分析法)
CLIA Kit for Collagen Type II (COL2)
- 編號SCA572Hu
- 物種Homo sapiens (Human，人) 相同的名稱，不同的物種。
- 實驗方法雙抗夾心
- 反應時長2h, 40min
- 檢測范圍8.23-6,000pg/mL
- 靈敏度最小可檢測劑量小于等于3.15pg/mL.
- 樣本類型Serum, plasma, tissue homogenates 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 ¥ 3528 ¥ 5040 ¥ 22680 ¥ 42840 ¥ 352800
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產品包裝(模擬)
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產品包裝(模擬)
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實驗結果圖
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標準曲線圖
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通過ISO 9001、ISO 13485質量體系認證
特異性
本試劑盒用于檢測Ⅱ型膠原(COL2)，經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Ⅱ型膠原(COL2)（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) | 86-94 | 91 |
| EDTA plasma(n=5) | 78-89 | 85 |
| heparin plasma(n=5) | 86-99 | 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Ⅱ型膠原(COL2)，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Ⅱ型膠原(COL2)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) | 88-96% | 80-94% | 84-91% | 85-96% |
| EDTA plasma(n=5) | 79-90% | 79-96% | 82-93% | 78-95% |
| heparin plasma(n=5) | 86-93% | 98-105% | 94-102% | 87-101% |
穩(wěn)定性
經測定，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）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. 加底物100µL，37°C孵育10分鐘；
8. 讀數(shù)。
實驗原理
將Ⅱ型膠原(COL2)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Ⅱ型膠原(COL2)與連接于固相載體上的抗體結合，然后加入生物素化的Ⅱ型膠原(COL2)抗體，將未結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底物。加入底物后會產生輝光型光信號。發(fā)射光強度和樣品中的Ⅱ型膠原(COL2)呈正相關。用化學發(fā)光儀測定相對光單位（RLU），計算樣品濃度。
相關產品
| 編號 | 適用物種：Homo sapiens (Human，人) | 應用(僅供研究使用，不用于臨床診斷！) |
| PAA572Hu01 | Ⅱ型膠原(COL2)多克隆抗體 | WB; IHC; ICC; IP. |
| SEA572Hu | Ⅱ型膠原(COL2)檢測試劑盒(酶聯(lián)免疫吸附試驗法) | Enzyme-linked immunosorbent assay for Antigen Detection. |
| AEA572Hu | 抗Ⅱ型膠原抗體(Anti-COL2)檢測試劑盒(酶聯(lián)免疫吸附試驗法) | Enzyme-linked immunosorbent assay for Antibody Detection. |
| SCA572Hu | Ⅱ型膠原(COL2)檢測試劑盒(化學發(fā)光免疫分析法) | Chemiluminescent immunoassay for Antigen Detection. |
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