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Staphylococcus saprophyticus strain and application thereof in preparation of stinky mandarin fish flavored material

A technology for saprophytic staphylococcus and stinky mandarin fish, which is applied in the field of food processing, can solve the problem of high cost and achieve the effect of saving production cost

Active Publication Date: 2020-07-14
INST AGRO PROD PROCESSING ANHUI ACADEMY AGRI SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0003] Aiming at the above-mentioned deficiencies in the prior art, the present invention provides a strain of Staphylococcus saprophyticus and its application in the preparation of stinky mandarin fish flavor material, the purpose is to solve the problem of excessive cost caused by utilizing mandarin fish to prepare stinky mandarin fish flavor material in the prior art. high technical issues

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  • Staphylococcus saprophyticus strain and application thereof in preparation of stinky mandarin fish flavored material
  • Staphylococcus saprophyticus strain and application thereof in preparation of stinky mandarin fish flavored material
  • Staphylococcus saprophyticus strain and application thereof in preparation of stinky mandarin fish flavored material

Examples

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Effect test

Embodiment 1

[0023] This example provides a strain of Staphylococcus saprophyticus (classification name: Staphylococcus saprophyticus), which was isolated from mandarin fish muscle and was preserved in Guangdong Microbial Culture Collection Center on July 1, 2019 (preservation unit address: Xianlie Middle Road, Guangzhou City, Guangdong Province 5th Floor, Building 59, No. 100 Compound), and the preservation number is GDMCC 60709.

[0024] Apply above-mentioned Staphylococcus saprophyticus to prepare stinky mandarin fish flavoring, the steps are as follows:

[0025] (1) Pretreatment: Take fresh freshwater fish meat, grind the meat with a meat grinder, add water according to the meat-to-water ratio of 1:1, stir evenly, filter 4 times with 4 layers of gauze to remove endogenous enzymes and endogenous bacteria , to obtain the processed fish flesh one.

[0026] (2) Fermented fish meat: put the pretreated fish meat into a fermenter, add 2% sterilized salt water at a ratio of 1:5 to meat and sa...

Embodiment 2

[0031] This example provides a strain of Staphylococcus saprophyticus, which was isolated from the muscle of mandarin fish, and was preserved in the Guangdong Provincial Microbial Culture Collection Center on July 1, 2019, with a preservation number of GDMCC 60709.

[0032] Apply above-mentioned Staphylococcus saprophyticus to prepare stinky mandarin fish flavoring, the steps are as follows:

[0033] (1) Pretreatment: take fresh freshwater fish meat, grind the meat with a meat grinder, add water according to the meat-to-water ratio of 1:2, stir evenly, filter 3 times with 6 layers of gauze to remove endogenous enzymes and endogenous bacteria , to obtain the processed fish flesh one.

[0034] (2) Fermented fish meat: put the pretreated fish meat into a fermenter, add 4% sterilized salt water according to the ratio of meat to salt water, add Staphylococcus saprophytic bacteria powder, and inoculum 4%. Stir well. Anaerobic fermentation is adopted, the fermentation temperature i...

Embodiment 3

[0039] This example provides a strain of Staphylococcus saprophyticus, which was isolated from the muscle of mandarin fish, and was preserved in the Guangdong Provincial Microbial Culture Collection Center on July 1, 2019, with a preservation number of GDMCC 60709.

[0040] Apply above-mentioned Staphylococcus saprophyticus to prepare stinky mandarin fish flavoring, the steps are as follows:

[0041] (1) Pretreatment: Take fresh freshwater fish meat, grind the meat with a meat grinder, add water according to the meat-to-water ratio of 1:5, stir evenly, filter twice with 8 layers of gauze to remove endogenous enzymes and endogenous bacteria , to obtain the processed fish flesh one.

[0042] (2) Fermented fish meat: Put the pretreated fish meat into a fermenter, add 6% sterilized salt water according to the ratio of meat to salt water, add Staphylococcus saprophytic bacteria powder, and inoculum 6%. Stir well. Anaerobic fermentation is adopted, the fermentation temperature is ...

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Abstract

The invention belongs to the technical field of food processing, and in particular relates to a staphylococcus saprophyticus strain and an application thereof in preparation of a stinky mandarin fishflavored material. The invention provides the staphylococcus saprophyticus strain MF B8 with a preservation number of GDMCC 60709, and the strain is separated from muscle of mandarin fish. The Staphylococcus saprophyticus has capability of producing extracellular protease and lipase and can hydrolyze fish meat, hydrolyze protein and decompose fat to generate a Maillard reaction substrate, and thenthe base material with unique flavor of stinky mandarin fish can be prepared by a Maillard reaction. Preparation cost is saved, and the base material is widely applied to the field of food additives.

Description

technical field [0001] The invention belongs to the technical field of food processing, and in particular relates to a strain of staphylococcus saprophyticus and its application in preparing stinky mandarin fish flavoring. Background technique [0002] Stinky mandarin fish is a famous Anhui cuisine. This dish smells stinky but tastes delicious. Compared with beef, chicken, goose, etc., it has a unique flavor. Because mandarin fish belongs to famous and precious fish, if mandarin fish is used as raw material to prepare flavor substances, the price will be very expensive. Therefore, it is very necessary to find a method for preparing the smelly mandarin fish flavor material by conventional freshwater fish as raw material. Contents of the invention [0003] For above-mentioned deficiencies in the prior art, the present invention provides a strain of Staphylococcus saprophyticus and its application in the preparation of stinky mandarin fish flavor material, purpose is to solv...

Claims

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Application Information

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IPC IPC(8): C12N1/20A23L27/24A23L27/21A23L27/00A23L27/10A23L27/40C12R1/44
CPCA23L27/24A23L27/215A23L27/00A23L27/10A23L27/40C12R2001/44C12N1/205
Inventor 谢宁宁黄晶晶周迎芹鄢嫣殷俊峰张福生杨明柳
Owner INST AGRO PROD PROCESSING ANHUI ACADEMY AGRI SCI