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        雞軸突生長誘向因子1(Ntn1)酶聯(lián)免疫吸附檢測試劑盒
        ELK1360
        規(guī)格: 價格:
        48T ¥1680.00
        96T ¥2400.00

        Overview

        Product name: Chicken Ntn1(Netrin 1) ELISA Kit
        Reactivity: Chicken
        Alternative Names: NTN1L; Epididymis tissue protein Li 131P
        Assay Type: Sandwich
        Sensitivity: 5.4 pg/mL
        Standard: 1000 pg/mL
        Detection Range: 15.63-1000 pg/mL
        Sample Type: Serum, plasma and other biological fluids.
        Assay Length: 3.5h
        Research Area: Neuro science;
        Uniprot ID: Q90922
        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 Chicken Ntn1. Standards or samples are added to the appropriate microtiter plate wells then with a biotin-conjugated antibody specific to Chicken Ntn1. 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 Chicken Ntn1, 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 Chicken Ntn1 in the samples is then determined by comparing the OD of the samples to the standard curve.

        標準曲線

        Concentration (pg/mL) OD Corrected OD
        1000.00 2.368 2.260
        500.00 1.674 1.566
        250.00 1.119 1.011
        125.00 0.854 0.746
        62.50 0.496 0.388
        31.25 0.321 0.213
        15.63 0.225 0.117
        0.00 0.108 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 Ntn1 and the recovery rates were calculated by comparing the measured value to the expected amount of Ntn1 in samples.
        Matrix Recovery range Average
        serum(n=5) 82-95% 88%
        EDTA plasma(n=5) 94-107% 100%
        Heparin plasma(n=5) 94-105% 98%

        線性

        The linearity of the kit was assayed by testing samples spiked with appropriate concentration of Ntn1 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) 79-91% 96-105% 80-92% 91-103%
        EDTA plasma(n=5) 85-94% 87-96% 82-95% 81-93%
        Heparin plasma(n=5) 85-92% 79-96% 95-102% 87-98%
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