Multiple PCR reaction kit and detecting process thereof

The technology of a reaction reagent and a kit is applied in the multiple PCR reaction kit for detecting cow foot rot and its detection field. The effect of high value, broad market application prospect and advanced production technology

Inactive Publication Date: 2006-11-15
吕占军 +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In China, the inspection of foot rot is initially diagnosed through clinical symptoms and pathological changes, but it is difficult to distinguish hoofitis, interdigital dermatitis, and sole ulcer
In foreign countries, ELISA and PCR detection methods have been used in the detection of foot rot. ELISA test has high specificity, but its sensitivity is very low, so it is not easy to popularize
The PCR method has the advantages of rapidity, accuracy, specificity, etc., but it is only designed and applied for the single pathogenic bacteria of B.

Method used

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  • Multiple PCR reaction kit and detecting process thereof

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Embodiment Construction

[0047] (1) Collection of disease materials

[0048] Collect disease material: Trim the diseased hoof with scissors, collect part of the bad tissue from the wet and open part of the hoof wall or under the separated sole, and scrape the disease material of the lesion with a 2.5mm×152mm wooden sterile cotton swab or scalpel. Take care to avoid contamination of the sample with blood. The disease material was inserted into the transport medium.

[0049] Transport medium: 0.4g agar, 0.05g cysteine, 0.02g methylene blue, 0.4g disodium hydrogen phosphate, 1g beef extract, add water to 100ml, adjust the pH value to 7.2, heat at 1210°C for 15min, put it into a test tube for later use.

[0050] (2) Inoculate the disease material to increase the number of bacteria

[0051] Preparation of medium: 4g hoof powder, 0.5g beef extract, 1g peptone, 0.5g NaCl, 0.1g yeast extract, 2g agar, add water to 100ml, adjust pH to 7.2-7.4, heat at 121°C for 15min.

[0052] The collected samples were ino...

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Abstract

The invention discloses a PCR diagnostic reagent box for detecting the milk cattle foot rot. It has the advantage of quick, high sensibility, strong speciality and low cost.

Description

technical field [0001] The invention relates to the field of biotechnology, in particular to a multiple PCR reaction kit for detecting cow foot rot and a detection method thereof. Background technique [0002] Foot rot is one of the main diseases that endanger the dairy industry. It is mainly an infectious disease caused by a variety of pathogenic bacteria concurrently infected with each other. Its incidence is relatively high, accounting for about 30% of foot and foot diseases. Foot rot occurs in dairy farms all over the country. If the disease is severe, the cows will lie down on the ground, the milk production will decrease, and the elimination rate will increase, which will bring great economic losses to the dairy industry. [0003] In China, the examination of foot rot is initially diagnosed through clinical symptoms and pathological changes, but it is difficult to distinguish hoofitis, interdigital dermatitis, and sole ulcer. The detection of foot rot in foreign count...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C12Q1/68
Inventor 吕占军李林
Owner 吕占军
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