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人可溶性血管细胞粘附分子1(sVCAM1)酶联免疫吸附检测试剂盒
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ELK9567
规格: 价格:
48T ¥1680.00
96T ¥2400.00
96T*5 ¥10200.00

Overview 文献(1)

Product name: Human sVCAM1(soluble Vascular Cell Adhesion Molecule 1) ELISA Kit
Reactivity: Human
Alternative Names: CD106; INCAM-100; L1CAM; sVCAM-1
Assay Type: Sandwich
Sensitivity: 0.15 ng/mL
Standard: 25 ng/mL
Detection Range: 0.4-25 ng/mL
Sample Type: serum, plasma, tissue homogenates, cell lysates, cell culture supernates and other biological fluids
Assay Length: 3.5h
Research Area: CD & Adhesion molecule;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 Human sVCAM1. Standards or samples are added to the appropriate microtiter plate wells then with a biotin-conjugated antibody specific to Human sVCAM1. 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 sVCAM1, 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 sVCAM1 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
25.00 2.045 1.959
12.50 1.682 1.596
6.25 1.205 1.119
3.13 0.921 0.835
1.57 0.556 0.470
0.79 0.324 0.238
0.40 0.236 0.150
0.00 0.086 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 sVCAM1 and the recovery rates were calculated by comparing the measured value to the expected amount of sVCAM1 in samples.
Matrix Recovery range Average
serum(n=5) 80-94% 87%
EDTA plasma(n=5) 91-105% 98%
Heparin plasma(n=5) 86-99% 92%

线性

The linearity of the kit was assayed by testing samples spiked with appropriate concentration of sVCAM1 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) 95-102% 87-101% 89-99% 85-95%
EDTA plasma(n=5) 96-101% 85-92% 78-92% 92-103%
Heparin plasma(n=5) 82-96% 78-91% 88-96% 87-98%
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