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        乙酰肉毒堿(ALCAR)酶聯(lián)免疫吸附檢測試劑盒
        ELK8184
        規(guī)格: 價(jià)格:
        48T ¥2240.00
        96T ¥3200.00

        Overview 文獻(xiàn)

        Product name: ALCAR(Acetylcarnitine) ELISA Kit
        Reactivity: General
        Alternative Names: Acetyl-L-carnitine
        Assay Type: Competitive Inhibition
        Sensitivity: 25.2 ng/mL
        Standard: 5000 ng/mL
        Detection Range: 78.13-5000 ng/mL
        Sample Type: serum, plasma and other biological fluids
        Assay Length: 2h
        Research Area: Metabolic pathway;Neuro science;Nutrition metabolism;
        Test principle: This assay employs the competitive inhibition enzyme immunoassay technique. The microtiter plate provided in this kit has been pre-coated with ALCAR protein. Standards or samples are added to the appropriate microtiter plate wells then with a biotin-conjugated antibody specific to ALCAR. Next, Avidin conjugated to Horseradish Peroxidase (HRP) is added to each microplate well and incubated. After TMB substrate solution is added. 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 ALCAR in the samples is then determined by comparing the OD of the samples to the standard curve.

        標(biāo)準(zhǔn)曲線

        Concentration (ng/mL) OD Corrected OD
        5000.00 0.191
        2500.00 0.367
        1250.00 0.615
        625.00 0.833
        312.50 1.275
        156.25 1.501
        78.13 1.793
        0.00 2.057

        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 ALCAR and the recovery rates were calculated by comparing the measured value to the expected amount of ALCAR in samples.
        Matrix Recovery range Average
        serum(n=5) 78-96% 87%
        EDTA plasma(n=5) 87-95% 91%
        Heparin plasma(n=5) 96-107% 88%

        線性

        The linearity of the kit was assayed by testing samples spiked with appropriate concentration of ALCAR 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) 78-92% 79-93% 91-103% 89-97%
        EDTA plasma(n=5) 85-101% 87-103% 84-92% 78-90%
        Heparin plasma(n=5) 93-102% 93-105% 82-101% 91-103%
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