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大鼠胸腺激活调节趋化因子(TARC)微量上样酶联免疫吸附检测试剂盒
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ELK5672MS
规格: 价格:
48T ¥2240.00
96T ¥3200.00
96T*5 ¥13600.00

Overview

Product name: Rat TARC(Thymus Activation Regulated Chemokine) Microsample ELISA Kit
Reactivity: Rat
Alternative Names: CCL17; ABCD-2; SCYA17; TARC; Small Inducible Cytokine Subfamily A(Cys-Cys)Member 17; Small-inducible cytokine A17
Assay Type: Sandwich
Sensitivity: 6.1 pg/mL
Standard: 1000 pg/mL
Detection Range: 15.63-1000 pg/mL
Sample Type: Serum, plasma, tissue homogenates, cell lysates and other biological fluids
Assay Length: 3.5h
Research Area: Cytokine;Tumor immunity;Infection immunity;
Test principle: 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 Rat TARC. Standards or samples are added to the appropriate microtiter plate wells then with a biotin-conjugated antibody specific to Rat TARC. 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 Rat TARC, 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 Rat TARC in the samples is then determined by comparing the OD of the samples to the standard curve.

标准曲线

Concentration (pg/mL) OD Corrected OD
1000.00 2.601 2.522
500.00 1.781 1.702
250.00 1.135 1.056
125.00 0.873 0.794
62.50 0.509 0.430
31.25 0.386 0.307
15.63 0.235 0.156
0.00 0.079 0.000

精密度

Intra-assay Precision (Precision within an assay):CV%<8%

Three samples of known concentration were tested twenty times on one plate to assess intra-assay precision.

Inter-assay Precision (Precision between assays):CV%<10%

Three samples of known concentration were tested in forty separate assays to assess inter-assay precision.

回收率

Matrices listed below were spiked with certain level of recombinant TARC and the recovery rates were calculated by comparing the measured value to the expected amount of TARC in samples.
Matrix Recovery range Average
serum(n=5) 93-109% 101%
EDTA plasma(n=5) 92-113% 103%
Heparin plasma(n=5) 84-92% 88%

线性

The linearity of the kit was assayed by testing samples spiked with appropriate concentration of TARC and their serial dilutions. The results were demonstrated by the percentage of calculated concentration to the expected.
Matrix 1:2 1:4 1:8 1:16
serum(n=5) 83-89% 90-112% 93-105% 87-117%
EDTA plasma(n=5) 94-118% 88-112% 87-106% 85-106%
Heparin plasma(n=5) 90-115% 81-92% 90-99% 82-99%

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