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Ultra-sensitive C reactive protein detection kit and using method thereof

A technology for detection kits and reactive proteins, which is applied in biological testing, analysis by chemical reaction of materials, measurement devices, etc. The effect of promoting application, improving detection speed and improving specificity

Active Publication Date: 2018-04-13
NANTONG EGENS BIOTECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

This patented technical effect describes various methods for detecting biological materials called CRP (cyclic acid polymerizing proteins). These techniques include combining certain reactants together into a single unit, allowing them to combine different components within their own liquid phase while maintaining convectivity during analysis. By doing these operations faster than traditional analyte extraction processes like centrifuges, there'll be no longer any chance of contamining other parts when testing small amounts of body fluid such as saliva. Additionally, the presence of free radical compounds generated through decomposition of hemoglobin may affect accurate measurement due to reduced fluorescent intensity caused by unreacted albumen molecules. Overall, these technologies improve the quality control and reliability of diagnostic tests made up of CRP/C-RNPs.

Problems solved by technology

This patented technical problem addressed in this patents relates to finding ways to accurately determine whether certain substances like proteins called CRP may cause harm during medical procedures due to their ability to bind specifically to cell membranes involved in various physiopathological processes including inflammatoleisis caused by bacteria invading damaged areas. Current methods require complicated sample preparations involving multiple steps before analysis takes place, making them time-consuming and expensive.

Method used

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  • Ultra-sensitive C reactive protein detection kit and using method thereof

Examples

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Embodiment 1

[0054] Example 1 Preparation of Enzyme Conjugate

[0055] 1. Weigh 3mg of Traut's reagent, and prepare a solution with a concentration of 1.376mg / mL with 100mmol / L triethanolamine buffer solution (pH=8.5±0.05); weigh 0.5mg of hypersensitive C-reactive protein-labeled antibody, and use 100mmol / L triethanolamine buffer solution (pH=8.5 ± 0.05) is prepared into a solution with a concentration of 2mg / mL, and to it, adding a concentration of 1.376mg / mL of Traut's solution, hypersensitive C-reactive protein-labeled antibody and Traut The molar ratio of 's reagent is 1:15, mix immediately, and react at room temperature for 15 minutes. Add the glycine solution of 1mmol / L, the amount of substance of glycine is 10 of the amount of 4-(N-maleimidomethyl) cyclohexane-1-carboxylic acid sulfosuccinimide ester sodium salt substance times, mix immediately, and react at room temperature for 10 minutes. Desalted and replaced with 100 mmol / L triethanolamine cross-linking buffer (pH=7.3±0.05). ...

Embodiment 2

[0060] Example 2 Preparation of Enzyme Conjugate

[0061] 1. Weigh 3mg of Traut's reagent, and prepare a solution with a concentration of 1.3mg / mL with 100mmol / L triethanolamine buffer (pH=8.5±0.05); weigh 0.5mg of hypersensitive C-reactive protein-labeled antibody, and use 100mmol / L triethanolamine buffer solution (pH=8.5 ± 0.05) was prepared into a solution with a concentration of 5mg / mL, and to it was added a concentration of 1.3mg / mL Traut's solution, the hypersensitive C-reactive protein-labeled antibody and Traut The molar ratio of 's reagent is 1:10, mix immediately, and react at room temperature for 12 minutes. Add the glycine solution of 1mmol / L, the amount of substance of glycine is 20% of the amount of 4-(N-maleimidomethyl) cyclohexane-1-carboxylic acid sulfosuccinimide ester sodium salt substance times, mix immediately, and react at room temperature for 12 minutes. Desalted and replaced with 100 mmol / L triethanolamine cross-linking buffer (pH=7.3±0.05).

[0062]...

Embodiment 3

[0066] Example 3 Preparation of Enzyme Conjugate

[0067] 1. Weigh 3mg of Traut's reagent, and prepare a solution with a concentration of 1.5mg / mL with 100mmol / L triethanolamine buffer solution (pH=8.5±0.05); weigh 0.5mg of hypersensitive C-reactive protein-labeled antibody, and use 100mmol / L triethanolamine buffer solution (pH=8.5 ± 0.05) was prepared into a solution with a concentration of 2.5mg / mL, and to it was added a concentration of 1.5mg / mL Traut's solution, the hypersensitive C-reactive protein-labeled antibody and The molar ratio of Traut's reagent was 1:15, mixed immediately, and reacted at room temperature for 18 minutes. Add the glycine solution of 1mmol / L, the amount of substance of glycine is 15% of the amount of 4-(N-maleimidomethyl) cyclohexane-1-carboxylic acid sulfosuccinimide ester sodium salt substance times, mix immediately, and react at room temperature for 10 minutes. Desalted and replaced with 100 mmol / L triethanolamine cross-linking buffer (pH=7.3±0.0...

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Abstract

The invention belongs to the field of in vitro diagnosis kits, and particularly relates to an ultra-sensitive C reactive protein detection kit and a using method thereof. The ultra-sensitive C reactive protein detection kit comprises a calibration product, a reagent R1, enzyme conjugate working liquid R2, magnetic bead conjugate working liquid M, cleaning liquid and a chemical luminous substrate,wherein the reagent R2 contains a pyridine ingredient, and can rapidly eliminate hemocytes in whole blood; and possibility that hemocytes swallow magnetic beads is avoided effectively. By the providedultra-sensitive C reactive protein detection kit, a chemiluminescence technology is combined to immunomagnetic particles, a reaction system which is close to a homogeneous phase is provided, a one-step-method reaction mode is adopted, thus, detection sensitivity and precision are greatly improved, carboxyl magnetic beads are used as a solid carrier, target substances are rapidly and effectively combined to the magnetic beads by homogeneity of the sizes and the shapes of the solid carrier, by spherical structures of the magnetic beads, a non-specific conjugate which is related to irregularly-shaped particles can further be eliminated, and the specificity of a kit product is improved.

Description

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Claims

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Application Information

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Owner NANTONG EGENS BIOTECH
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