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Detection method of biomolecules and inhibitor molecules

A biomolecule and detection method technology, applied in the field of analysis and detection, can solve the problems of affecting detection sensitivity, cumbersome operation steps, waste of resources and costs, etc., and achieve the effects of avoiding the interference of background factors, simple and convenient operation, and simple demand.

Pending Publication Date: 2021-10-26
SHANDONG ANALYSIS & TEST CENT
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  • Abstract
  • Description
  • Claims
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AI Technical Summary

Problems solved by technology

[0005] For the biomolecular detection methods commonly used in the prior art, the operation steps are cumbersome, and professionals need to be trained to operate related equipment, the detection time is long and the efficiency is low, resulting in waste of resources and increased costs. At the same time, there are environmental background factors such as substrates that affect the detection sensitivity. Problem, in one or some embodiments of the present disclosure, a detection method of biomolecules is provided, comprising the following steps: mixing the analyte with a viscous solution (such as polymer solution, hydrogel, etc.) to form a mixed solution, and placing At one end of the indicator test strip, different amounts of target substances cause different degrees of hydrolysis of the components of the viscous solution, so the content of the water released by the decomposition of the viscous solution or hydrogel is different, resulting in different distances on the pH test strip. Move, realize the detection of the target detection object through the length of the moving distance

Method used

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  • Detection method of biomolecules and inhibitor molecules
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  • Detection method of biomolecules and inhibitor molecules

Examples

Experimental program
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Effect test

Embodiment 1

[0066] This embodiment provides a method for detecting the concentration of trypsin in serum, using gelatin as the hydrogel matrix, based on figure 1 The detection device and principle shown have successfully realized the detection of trypsin. The specific operation steps are as follows:

[0067] Step 1. Optimal selection of gelatin concentration:

[0068] Use phosphate buffered saline solution (10mmol PBS) to prepare gelatin solutions with different mass concentrations (such as 1wt%, 2wt%, 3wt%, 4wt%, 5wt%, etc.), after fully dissolving at 37°C, take 30μL and drop them into the hydrophobic On the base plate, observe whether the droplet can turn into a gel after 5 minutes at room temperature (20°C), and select the corresponding hydrogel concentration when the droplet turns into a gel state as the optimal concentration, and determine the hydrogel concentration here The optimum use concentration is 5wt%, such as figure 2 As shown, the detection concentration of hydrogel used...

Embodiment 2

[0080] This example provides a hyaluronidase detection method, which is based on the same device and principle as in Example 1. The detection substance is replaced by hyaluronidase, and the hydrogel is replaced by hyaluronic acid hydrogel, which can realize the detection of hyaluronidase. Mass acidase detection.

Embodiment 3

[0082] This embodiment provides a detection method of DNA shearing enzyme, which is based on the same device and principle as in Example 1, and the detection object is replaced by DNA shearing enzyme, etc., and the hydrogel is replaced by DNA hydrogel, which can realize the detection of DNA shearing enzyme. Dicer detection.

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Abstract

The invention belongs to the technical field of analysis and detection, and particularly provides a detection method of biomolecules and inhibitor molecules. The detection method of biomolecules and inhibitor molecules comprises the following steps: mixing an object to be detected with a viscous solution or hydrogel to form a mixed solution, placing the mixed solution at one end of an indicating test strip, and enabling different quantities of target detection objects to cause different hydrolysis degrees of the viscous solution or the hydrogel, so that the contents of water released by the viscous solution or the hydrogel through decomposition are different, the pH sensor can move on the pH test strip at different distances, and the target detection object can be detected according to the length of the moving distance. The problems that a common biomolecule detection method in the prior art is tedious in operation steps, needs to train professionals to operate related equipment, is long in detection time and low in efficiency, causes resource waste and cost increase, and influences the detection sensitivity due to environment background factors such as matrixes exist are solved.

Description

technical field [0001] The disclosure belongs to the technical field of analysis and detection, and specifically provides a detection method for biomolecules and inhibitor molecules. Background technique [0002] The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art. [0003] As markers, some biomolecules can be objectively measured and used as evaluation indicators to judge normal biological processes, pathological processes or post-response responses, and are also important early warning indicators when organisms are damaged or diseased. For this reason, experimenters often need to perform biomolecular detection when exploring pathology or other biological research. [0004] At present, the commonly used detection methods mainly include enzyme-linked immunoassay, chemiluminescence immunoassay and electrochemical analysis. Usually, these methods have high selectivity and specificity, but ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N21/80G01N21/84
CPCG01N21/80G01N21/84
Inventor 胡琼政平建涛赵冰璐
Owner SHANDONG ANALYSIS & TEST CENT
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