Mycoplasma anseris in-vitro liquid culture medium and preparation method thereof

A technology of mycoplasma goosebumps and culture medium, applied in the field of culture medium, can solve the problems of false negatives, low titer of viable bacteria, poor reproductive ability, etc., and achieve the effects of high bacterial content, increased titer of viable bacteria, and shortened growth time

Pending Publication Date: 2016-06-01
LANZHOU INST OF VETERINARY SCI CHINESE ACAD OF AGRI SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, goose mycoplasma disease, duck plague and goose blight are listed as the three major diseases infected by goose flocks in my country. Compared with mycoplasma gallisepticum ( Mycoplasma gallispeticum ) and Mycoplasma synovium ( Mycoplasmasymoviae ), the research on the isolation, diagnosis and prevention and control measures of Mycoplasma geese in my country is still in its infancy. At present, the artificial culture medium used to isolate Mycoplasma geese is generally improved from

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  • Mycoplasma anseris in-vitro liquid culture medium and preparation method thereof
  • Mycoplasma anseris in-vitro liquid culture medium and preparation method thereof
  • Mycoplasma anseris in-vitro liquid culture medium and preparation method thereof

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preparation example Construction

[0036] The preparation method of medium A is:

[0037] First, the components that can be autoclaved: Mycoplasma broth base (Frey) 18-23g / L, 680-720mL deionized water, glucose 4-6g / L, sodium pyruvate 1.5-3g / L, 1% Phenol red 3-4mL / L, 10% thallium acetate solution 2-3.2mL / L, mix thoroughly, adjust the pH value to 7.8 with 20% NaOH, autoclave at 121°C for 15 minutes; cool to 50-55°C , add components that cannot be autoclaved: inactivated horse serum 150-180mL / L, yeast extract 40-55mL / L, sterilized penicillin 80-1 million units / L, sterilized L-cysteine Niacin hydrochloride aqueous solution 0.1-0.2g / L, sterilized nicotinamide adenine dinucleotide aqueous solution 0.1-0.2g / L; finally fine-tune the pH value to 7.7-7.8 under sterile conditions.

[0038] The preparation method of medium B is:

[0039] First, components that can be autoclaved: Mycoplasma broth base (Frey) 18-23g / L, 700-740mL deionized water, sodium pyruvate 1-2g / L, 1% phenol red 1-1.5mL / L, 10% thallium acetate soluti...

Embodiment 1

[0042] The Mycoplasma geese in vitro culture medium of the present invention is composed of a culture medium (medium A) for decomposing glucose and a medium (medium B) for decomposing arginine, and the specific formula is as follows:

[0043] The formula (500mL) of the medium A of the present invention is: 10.5g of mycoplasma broth base (Frey), 355mL of deionized water, 2.5g of glucose, 1g of sodium pyruvate, 1.5mL of 1% phenol red, and 10% of thallium acetate Solution 1.3mL, inactivated horse serum 75mL, yeast extract 22.5mL, penicillin 400,000 units, L-cysteine ​​hydrochloride 0.1g, nicotinamide adenine dinucleotide 0.1g.

[0044] The formula (500mL) of medium B of the present invention is: mycoplasma broth base (Frey) 10.5g, deionized water 365mL, sodium pyruvate 0.5g, 1% phenol red 0.5mL, 10% thallium acetate solution 1.3mL , inactivated horse serum 75mL, yeast extract 22.5mL, penicillin 400,000 units, L-arginine hydrochloride 5g.

[0045] The preparation method of 500mL ...

Embodiment 2

[0052] The Mycoplasma geese in vitro culture medium of the present invention is composed of a culture medium (medium A) for decomposing glucose and a medium (medium B) for decomposing arginine, and the specific formula is as follows:

[0053] The formula (1000ml) of medium A of the present invention is: mycoplasma broth base 18g, glucose 4g, sodium pyruvate 3g, 1% phenol red 3mL, 10% thallium acetate solution 3.2mL, inactivated horse serum 180mL, Yeast extract 40mL, penicillin 1 million units, L-cysteine ​​hydrochloride 0.1g, nicotinamide adenine dinucleotide 0.2g, the rest is deionized water.

[0054] The formula (1000ml) of medium B of the present invention is: mycoplasma broth base 18g, sodium pyruvate 1g, 1% phenol red 1.5mL, 10% thallium acetate solution 3.2mL, inactivated horse serum 180mL, yeast extract Liquid 40mL, penicillin 1 million units, L-arginine hydrochloride 12g, the rest is deionized water.

[0055] The rest of this embodiment is the same as Embodiment 1.

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Abstract

The invention provides a mycoplasma anseris in-vitro liquid culture medium. The mycoplasma anseris in-vitro liquid culture medium consists of a culture medium A and a culture medium B, wherein the culture medium A is a mycoplasma culture medium for breakdown of glucose; the culture medium B is a mycoplasma culture medium for breakdown of arginine; the culture medium S comprises the following ingredients: mycoplasma broth base, deionized water, glucose, sodium pyruvate, 1% phenol red, a 10% thallium acetate solution, inactivated horse serum, a yeast extract, penicillin, an L-cysteine hydrochloride aqueous solution and a nicotinamide adenine dinucleotide nad aqueous solution; the culture medium B comprises the following ingredients: mycoplasma broth base, deionized water, sodium pyruvate, 1% phenol red, a 10% thallium acetate solution, inactivated horse serum, a yeast extract, penicillin and an L-arginine monohydrochloride aqueous solution. By adoption of the mycoplasma anseris in-vitro liquid culture medium, growth can be realized only after 24 h, and the tilter after 48-h growth can be 10<3> CCU/mL. The mycoplasma anseris in-vitro liquid culture medium is suitable for isolated culture and diagnosis of mycoplasma anseris.

Description

technical field [0001] The invention belongs to the technical field of culture medium, and in particular relates to an in vitro liquid culture medium for Mycoplasma swanensis. Background technique [0002] Mycoplasma geese ( Mycoplasma anseris ) is a pathogen that causes goose respiratory diseases, inflammation of the penis and cloaca, decreased egg production, infertile eggs and increased dead embryos. It was first detected by Kosovac and Djurisic from a goose suffering from salpingitis, then isolated by Palya from the genitals of a male goose in Hungary in 1971, and later named sp.1220 strain (Stipkovits, 1978, 1984 , 1986, 2012). Epidemiological surveys showed that Germany, Poland, Czechoslovakia, the Soviet Union, the United Kingdom and other countries have successively isolated Mycoplasma geese from inflamed male goose genitals and cloaca. my country is the main goose breeding base in the world, and goose meat production accounts for 93% of the global total. Epidemi...

Claims

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Application Information

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IPC IPC(8): C12N1/20C12R1/35
CPCC12N1/20
Inventor 宫晓炜刘永生郑福英陈启伟储岳峰
Owner LANZHOU INST OF VETERINARY SCI CHINESE ACAD OF AGRI SCI
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