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人抗β2-糖蛋白1抗体IgG酶联免疫吸附检测试剂盒
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ELK0936
规格: 价格:
48T ¥1820.00
96T ¥2600.00
96T*5 ¥11050.00

Overview

产品名称: Human B2-glycoprotein 1 (β2-GP1) antibody lgG ELISA Kit
反应性: Human
别名: APOH; BG; B2G1; B2GP1
反应类型: Sandwich
灵敏度: 0.06 ng/mL
标准品: 10 ng/mL
检测范围: 0.16-10 ng/mL
样本类型: serum, plasma, tissue homogenates, cell lysates, cell culture supernates and other biological fluids
反应时长: 3.5h
研究领域: Immune molecule;
检测原理: The test principle applied in this kit is Sandwich enzyme immunoassay. The microtiter plate provided in this kit has been pre-coated with an antibody specific to Human β2-GP1 lgG. Standards or samples are added to the appropriate microtiter plate wells then with a biotin-conjugated antibody specific to Human β2-GP1 lgG. Next, Avidin conjugated to Horseradish Peroxidase (HRP) is added to each microplate well and incubated. After TMB substrate solution is added, only those wells that contain Human β2-GP1 lgG, biotin-conjugated antibody and enzyme-conjugated Avidin will exhibit a change in color. The enzyme-substrate reaction is terminated by the addition of sulphuric acid solution and the color change is measured spectrophotometrically at a wavelength of 450nm ± 10nm. The concentration of Human β2-GP1 lgG in the samples is then determined by comparing the OD of the samples to the standard curve.

标准曲线

Concentration (ng/mL) OD Corrected OD
10.00 1.994 1.909
5.00 1.612 1.527
2.50 1.175 1.090
1.25 0.864 0.779
0.63 0.539 0.454
0.32 0.319 0.234
0.16 0.236 0.151
0.00 0.085 0.000

精密度

板内精密度(测定内的精密度):CV%<8%

三个已知浓度的样品分别在1个酶标板上测试20次,以评估分析板内精密度。

板间精密度(测定板间间精密度):CV%<10%

三个已知浓度的样品分别在3个不同的酶标板上测试40次,以评估分析板间的精密度。

回收率

分别往不同样本中添加已知浓度的β2-GP1 lgG, 做回收率实验,得出回收率范围和平均回收率
样本类型 回收率范围 平均回收率
血清(n=5) 90-105% 97%
EDTA 血浆(n=5) 87-99% 93%
Heparin 血浆(n=5) 84-96% 90%

线性

将添加有β2-GP1 lgG的样本分别稀释2倍,4倍,8倍,16倍做回收实验,得出回收率范围
样本类型 1:2 1:4 1:8 1:16
血清(n=5) 87-102% 85-94% 87-101% 95-102%
EDTA 血浆(n=5) 87-103% 89-98% 81-95% 98-105%
Heparin 血浆(n=5) 83-99% 80-96% 91-101% 89-100%
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