Apolipoprotein E determination kit and preparation method thereof

By adding EDTA2Na and mannitol to the apolipoprotein E assay kit and optimizing the amount of PEG6000, the issues of kit opening stability and blank absorbance were resolved, achieving higher stability and lower absorbance, thus ensuring the accuracy and speed of the assay results.

CN120908455APending Publication Date: 2025-11-07JIANGSU MAIYUAN BIOTECHNOLOGY CO LTD
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Patent Information

Application Number
CN202510937098.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-07-08
Publication Date
2025-11-07

AI Technical Summary

Technical Problem

Existing apolipoprotein E assay kits have shortcomings in terms of opening stability and blank absorbance, resulting in inaccurate and unstable measurement results.

Method used

The stability of the reagents and the reaction rate were improved by adding stabilizers EDTA2Na and mannitol to the kit, optimizing the amount of polymeric accelerator PEG6000, adjusting the ratio of reaction promoters and surfactants, and optimizing the preparation process.

Benefits of technology

The reagent kit has improved opening stability and reduced blank absorbance, ensuring the accuracy and speed of the measurement results. All performance indicators are superior to industry standards.

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Abstract

The invention provides an apolipoprotein E determination kit and a preparation method thereof, the apolipoprotein E determination kit comprises a reagent 1, a reagent 2 and a calibrator / quality control product, the reagent 1 comprises the following components: a PIPES buffer solution, an ionic electrolyte, a polymer accelerator, a reaction accelerator, a surfactant, a stabilizer and a preservative; and the reagent 2 comprises the following components: an anti-ApoE antibody solution, a PIPES buffer solution, glycerol, an ionic electrolyte, a polymer accelerator, a reaction accelerator, a surfactant, a stabilizer and a preservative. The kit is optimized by adding EDTA2Na and mannitol, so that the opening test is more stable. And the preparation process of the reagent 2 and the PEG 6000 sample adding amount are adjusted. The kit is quick in reaction, high in accuracy and lower in blank absorbance.
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