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        人生長(zhǎng)調(diào)節(jié)致癌基因β(GROb)酶聯(lián)免疫吸附檢測(cè)試劑盒
        ELK2079
        規(guī)格: 價(jià)格:
        48T ¥1960.00
        96T ¥2800.00

        Overview 文獻(xiàn)

        Product name: Human GROb(Growth Regulated Oncogene Beta) ELISA Kit
        Reactivity: Human
        Alternative Names: CXCL2; SCYB2; MIP2; GRO2; MIP2a; MGSAb; CINC2a; HSF; Macrophage inflammatory protein 2-alpha; Hematopoietic synergistic factor; Chemokine(C-X-C-Motif)ligand 2
        Assay Type: Sandwich
        Sensitivity: 6 pg/mL
        Standard: 1000 pg/mL
        Detection Range: 15.63-1000 pg/mL
        Sample Type: Serum, plasma, tissue homogenates, cell lysates, cell culture supernates and other biological fluids
        Assay Length: 3.5h
        Research Area: Cytokine;Tumor immunity;Infection immunity;
        Uniprot ID: P19875
        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 GROb. Standards or samples are added to the appropriate microtiter plate wells then with a biotin-conjugated antibody specific to Human GROb. 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 GROb, 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 GROb in the samples is then determined by comparing the OD of the samples to the standard curve.

        標(biāo)準(zhǔn)曲線

        Concentration (pg/mL) OD Corrected OD
        1000.00 2.037 1.942
        500.00 1.572 1.477
        250.00 1.135 1.040
        125.00 0.852 0.757
        62.50 0.563 0.468
        31.25 0.379 0.284
        15.63 0.193 0.098
        0.00 0.095 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 GROb and the recovery rates were calculated by comparing the measured value to the expected amount of GROb in samples.
        Matrix Recovery range Average
        serum(n=5) 97-105% 101%
        EDTA plasma(n=5) 87-99% 92%
        Heparin plasma(n=5) 88-107% 94%

        線性

        The linearity of the kit was assayed by testing samples spiked with appropriate concentration of GROb 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) 95-104% 79-92% 82-95% 86-97%
        EDTA plasma(n=5) 85-92% 89-103% 97-105% 91-99%
        Heparin plasma(n=5) 88-102% 86-92% 81-93% 89-104%
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