人ELISA试剂盒

人凝血酶原(PT)酶联免疫吸附测定试剂盒
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货号

FY-EH3244

样本类型

Plasma, Becomes thrombin in Serum

检测时间

3.5H

价格(美元)

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产品详情
英文名称:
Human PT(Prothrombin) ELISA Kit
种属:
Human
别称:
Prothrombin,coagulation factor II, F2, PT, RPRGL2, THPH1
Uniport ID:
P00734
检测方法:
Sandwich
标准品:
600ng/mL
灵敏度:
5.63 ng/mL
检测范围:
9.38-600ng/mL
反应时间:
3.5H
样品类型:
Plasma, Becomes thrombin in Serum
研究领域:
Enzyme & Kinase;
测试原理:
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 PT. Standards or samples are added to the appropriate microtiter plate wells then with a biotin-conjugated antibody specific to PT. 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 PT, biotin-conjugated antibody and enzyme-conjugated Avidin will exhibit a change in color. The enzyme-substrate reaction is terminated by the addition of stop solution and the color change is measured spectrophotometrically at a wavelength of 450nm ± 10nm. The concentration of PT in the samples is then determined by comparing the OD of the samples to the standard curve.
技术数据
As the OD values of the standard curve may vary according to the conditions of the actual assay performance (e.g. operator, pipetting technique, washing technique or temperature effects), the operator should establish a standard curve for each test. Typical standard curve and data is provided below for reference only.
Concentration OD1 OD2 Average OD Corrected
600 2.763 2.765 2.764 2.731
300 1.701 1.709 1.705 1.669
150 0.964 0.966 0.965 0.932
75 0.435 0.438 0.437 0.403
37.5 0.217 0.218 0.218 0.185
18.75 0.11 0.11 0.11 0.078
9.38 0.0649 0.065 0.065 0.0329
0 0.032 0.032 0.032 0
精密度
Intra-assay Precision (Precision within an assay): 3 samples with low, mid range and high level were tested 20 times on one plate, respectively. Inter-assay Precision (Precision between assays): 3 samples with low, mid range and high level were tested on 3 different plates, 20 replicates in each plate, respectively.
Item Intra-assay Precision Intra-assay Precision
Sample 3 3
Replicate 9 18
CV(%) 5 8
回收率
The recovery of spiked at three different levels in samples throughout the range of the assay was evaluated in various matrices.
样本类型 Range(%) Average Recovery(%)
Serum (n=8) 95-107 101
EDTA plasma (n=8) 82-95 88
Cell culture media (n=8) 86-98 92
线性
Samples were spiked with high concentrations of target proteins and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.
Serum (n=5) EDTA plasma (n=5) Cell culture media (n=5)
1:2 Range (%) 80-97 87-103 85-98
Average (%) 94 99 94
1:4 Range (%) 96-104 80-92 97-104
Average (%) 101 90 99
1:8 Range (%) 85-93 86-99 92-101
Average (%) 91 95 96
1:16 Range (%) 89-97 84-97 82-96
Average (%) 95 91 88
检测流程图
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