快速检测系列ELISA试剂盒

一步法多巴胺(DA)酶联免疫吸附测定试剂盒
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货号

FY-EU10135S

样本类型

Serum, plasma and other biological fluids

检测时间

45min

价格(美元)

规格

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产品详情
英文名称:
EasyPro Universal Dopamine(DA)ELISA Kit
种属:
Universal
别称:
2-(3,4-Dihydroxyphenyl)ethylamine; 3,4-Dihydroxyphenethylamine; 3-Hydroxytyramine; Intropin; Revivan; Oxytyramine; Dopamine Hydrochloride
检测方法:
Competitive
标准品:
1000pg/mL
灵敏度:
4.71 pg/mL
检测范围:
15.63-1000 pg/mL
反应时间:
45min
样品类型:
Serum, plasma and other biological fluids
研究领域:
Signal transduction;Cardiovascular biology;Reproductive science;Neuro science;
测试原理:
This ELISA kit uses the Competitive-ELISA principle. The micro ELISA plate provided in this kit has been pre-coated with DA Samples (or Standards) and Horseradish Peroxidase (HRP) linked antibody specific for DA are added to the micro ELISA plate wells. DA in samples (or standards) competes with a fixed amount of DA on the solid phase supporter for sites on the HRP linked detection antibody specific to DA. Excess conjugate and unbound sample or standard are washed from the plate. The substrate solution is added to each well. The enzyme-substrate reaction is terminated by the addition of stop solution and the color turns yellow. The optical density (OD) is measured spectrophotometrically at a wavelength of 450±2 nm. The concentration of DA 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
1000 0.284 0.288 0.286
500 0.384 0.391 0.388
250 0.578 0.58 0.579
125 0.839 0.843 0.841
62.5 1.134 1.137 1.136
31.25 1.529 1.538 1.534
15.63 1.843 1.856 1.85
0 2.507 2.514 2.511
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) 92-105 98
EDTA plasma (n=8) 83-95 89
Cell culture media (n=8) 87-99 93
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 (%) 89-98 87-98 82-96
Average (%) 93 90 88
1:4 Range (%) 81-94 87-98 81-94
Average (%) 90 96 89
1:8 Range (%) 96-105 92-105 93-107
Average (%) 99 102 99
1:16 Range (%) 92-103 95-107 93-102
Average (%) 102 102 99
检测流程图
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