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小鼠ⅡD组磷脂酶A2(PLA2G2D)酶联免疫吸附检测试剂盒
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ELK2715
规格: 价格:
48T ¥1960.00
96T ¥2800.00
96T*5 ¥11900.00

Overview

Product name: Mouse PLA2G2D(Phospholipase A2, Group IID) ELISA Kit
Reactivity: Mouse
Alternative Names: PLA2G2D; sPLA2S; s-PLA2; sPLA2; SPLASH; Secreted Phospholipase A2; Phosphatidylcholine 2-acylhydrolase 2D; Secretory-type PLA, stroma-associated homolog
Assay Type: Sandwich
Sensitivity: 13.4 pg/mL
Standard: 2000 pg/mL
Detection Range: 31.25-2000 pg/mL
Sample Type: Serum, plasma, tissue homogenates and other biological fluids
Assay Length: 3.5h
Research Area: Enzyme & Kinase;Metabolic pathway;Hepatology;
Uniprot ID: Q9WVF6
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 Mouse PLA2G2D. Standards or samples are added to the appropriate microtiter plate wells then with a biotin-conjugated antibody specific to Mouse PLA2G2D. 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 Mouse PLA2G2D, 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 Mouse PLA2G2D 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
2000.00 1.842 1.761
1000.00 1.537 1.456
500.00 1.121 1.040
250.00 0.826 0.745
125.00 0.523 0.442
62.50 0.335 0.254
31.25 0.215 0.134
0.00 0.081 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 PLA2G2D and the recovery rates were calculated by comparing the measured value to the expected amount of PLA2G2D in samples.
Matrix Recovery range Average
serum(n=5) 86-99% 92%
EDTA plasma(n=5) 82-95% 88%
Heparin plasma(n=5) 80-95% 87%

线性

The linearity of the kit was assayed by testing samples spiked with appropriate concentration of PLA2G2D 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) 95-103% 87-98% 85-92% 79-96%
EDTA plasma(n=5) 86-96% 93-104% 89-97% 85-94%
Heparin plasma(n=5) 92-102% 81-93% 86-98% 91-103%
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