CN110663803A - Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach - Google Patents

Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach Download PDF

Info

Publication number
CN110663803A
CN110663803A CN201911057038.1A CN201911057038A CN110663803A CN 110663803 A CN110663803 A CN 110663803A CN 201911057038 A CN201911057038 A CN 201911057038A CN 110663803 A CN110663803 A CN 110663803A
Authority
CN
China
Prior art keywords
euphausia superba
polypeptide
spleen
biological product
superba oil
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201911057038.1A
Other languages
Chinese (zh)
Inventor
付鹏磊
朱晶晶
鲍宏刚
孔元萍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201911057038.1A priority Critical patent/CN110663803A/en
Publication of CN110663803A publication Critical patent/CN110663803A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23JPROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS
    • A23J1/00Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites
    • A23J1/001Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites from waste materials, e.g. kitchen waste
    • A23J1/002Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites from waste materials, e.g. kitchen waste from animal waste materials
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23JPROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS
    • A23J1/00Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites
    • A23J1/04Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites from fish or other sea animals
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23JPROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS
    • A23J3/00Working-up of proteins for foodstuffs
    • A23J3/04Animal proteins
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23JPROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS
    • A23J3/00Working-up of proteins for foodstuffs
    • A23J3/30Working-up of proteins for foodstuffs by hydrolysis
    • A23J3/32Working-up of proteins for foodstuffs by hydrolysis using chemical agents
    • A23J3/34Working-up of proteins for foodstuffs by hydrolysis using chemical agents using enzymes
    • A23J3/341Working-up of proteins for foodstuffs by hydrolysis using chemical agents using enzymes of animal proteins
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L33/00Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/10Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
    • A23L33/17Amino acids, peptides or proteins
    • A23L33/18Peptides; Protein hydrolysates
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00Medicinal preparations containing peptides
    • A61K38/01Hydrolysed proteins; Derivatives thereof
    • A61K38/012Hydrolysed proteins; Derivatives thereof from animals
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00Drugs for disorders of the alimentary tract or the digestive system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P39/00General protective or antinoxious agents
    • A61P39/06Free radical scavengers or antioxidants
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

Abstract

The invention discloses a euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach and a preparation process thereof, and belongs to the technical field of marine organisms. The euphausia superba polypeptide biological product with remarkable spleen tonifying and stomach invigorating health care effects is developed by taking euphausia superba oil processing leftovers as raw materials and integrating the modern bioseparation technology, the biological enzymolysis technology and the mixed bacteria microbial fermentation technology, wherein the mixed bacteria aerobic fermentation strain mainly comprises aspergillus niger, bacillus subtilis and bacillus cereus. The obtained antarctic krill polypeptide has strong health care effects of benefiting spleen and invigorating stomach, and the extract can be subjected to concentration, adsorption drying, alcohol precipitation or resin purification and other treatments according to application ways, so that the efficient utilization in the fields of health care, food, medicine and the like is met. The process is simple and efficient, the obtained product has strong oxidation resistance, strong spleen-tonifying and stomach-invigorating health care effects, strong product stability and low production cost, and is easy for industrial mass production.

Description

Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach
Technical Field
The invention relates to a euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach and a preparation process thereof, in particular to a euphausia superba polypeptide biological product with high oxidation resistance prepared by synergistic fermentation of microorganisms, belonging to the technical field of marine organisms.
Background
Antarctic continents are the only uncontaminated continents on the earth, and the world that has been praised as "clean and clear" is the last piece of "clean soil" on the earth. The ocean around the Antarctic continent is called a rich and clean "marine ranch", and the ocean is filled with living organisms, where there are seaweeds, corals, starfishes and sponges, and there are many small organisms called krill, which is food on which numerous fishes, seabirds, seals, penguins and whales in Antarctic continent live, and plays an important role in the south ocean food chain. Antarctic krill is the fourth largest resource in areas following grains, petroleum, coal. The storage amount of the antarctic krill is quite remarkable, and the nutritional value is extremely high. It is the highest protein-containing organism found today, with a protein content of more than fifty percent, and also contains a great abundance of amino acids and vitamin A essential for human tissues.
At present, Antarctic krill is mainly applied to medicine and food by Antarctic krill oil. Antarctic krill oil is extracted by a patent ultralow temperature extraction method, is natural health food given to human beings by nature, and has the effect that other foods cannot be replaced. The krill oil is clinically proved to have the advantages of ultra-strong blood fat reduction, blood sugar reduction, blood pressure reduction, nutrition passing through a blood brain barrier and activation of brain cells and nerves, and prevention and treatment of cerebrovascular diseases; simultaneously, preventing and treating coronary atherosclerosis and coronary heart disease, and preventing cardiovascular diseases such as myocardial infarction, stent, bypass, secondary recurrence and the like; in addition, the antarctic krill oil can also have multiple effects of resisting bacteria and diminishing inflammation, preventing the occurrence and development of cancers, delaying fatigue, regulating endocrine and the like. With the application and popularization of the Antarctic krill oil, the processing industry develops rapidly, a large amount of Antarctic krill oil processing leftovers are generated, the composition of the leftovers is mainly protein, and therefore the mutual utilization of the resources of the Antarctic krill oil processing leftovers becomes a technical problem to be solved urgently in the field.
In the prior art, the preparation methods of antarctic krill polypeptides are relatively few, and mainly include an enzymatic hydrolysis method, for example, patent 201810373432.5 discloses a method for degrading defatted antarctic krill powder by a combinatorial enzymatic method to recover polypeptide intermediate products and prepare N-acetylglucosamine; firstly, pretreatment of the degreased antarctic krill powder is carried out, and polypeptides in the degreased antarctic krill powder are recovered through pretreatment of alkaline protease, so that raw materials are fully utilized, and the relative content of chitin in the degreased antarctic krill powder is improved. Compared with the documents, the complex enzymatic hydrolysis method is mostly adopted for the preparation of the antarctic krill polypeptide, the key technology for resource utilization of the processing leftovers of the antarctic krill oil by the fermentation of complex microorganisms and the application thereof are lacked, and especially the research for improving the nutrition of the antarctic krill polypeptide becomes the key bottleneck for restricting the industrial development.
Disclosure of Invention
In order to overcome the defects of the prior art and meet the requirements of efficient extraction of antarctic krill polypeptides and application of health-care effects of tonifying spleen and invigorating stomach, the invention provides a biological product of antarctic krill oil polypeptides capable of tonifying spleen and invigorating stomach, integrates a modern bioseparation technology, a biological enzymolysis technology and a mixed microbial fermentation technology, develops and develops the antarctic krill polypeptide biological product with remarkable effects of tonifying spleen and invigorating stomach, meets the application requirements of the fields of health care, medical treatment, food and the like on the antarctic krill polypeptides, and is simple and efficient in process, strong in oxidation resistance and health-care effects of tonifying spleen and invigorating stomach, low in production cost and easy for industrial scale production.
The invention realizes the technical effects through the following technical scheme:
a Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach is characterized by comprising the following steps:
(1) dissolving: crushing the leftovers of the euphausia superba oil processing, adding water and stirring until the leftovers are completely dissolved;
(2) enzymolysis: adding compound protease with the mass ratio of 2-3% of the tailings of the Antarctic krill oil processing after dissolving, and performing enzymolysis for 4-8 hours at the temperature of 40-60 ℃;
(3) aerobic fermentation: adding a compound microbial agent with the mass ratio of 2-3% of the enzymolysis liquid into the enzymolysis liquid after enzymolysis, and performing aerobic fermentation for 6-12 h at the temperature of 28-35 ℃;
(4) anaerobic fermentation: after the aerobic fermentation is finished, 1-2% of bifidobacterium bifidum powder is added, and anaerobic fermentation is carried out for 8-16 h at the temperature of 28-35 ℃;
(5) and (3) filtering: performing coarse filtration to remove fermentation thalli;
(6) enzyme deactivation: inactivating enzyme at 100 deg.C for 10 min;
(7) centrifuging: and (4) performing centrifugal separation at the speed of 10000r/min to obtain a supernatant, namely the antarctic krill polypeptide extracting solution.
The optimal water adding proportion in the step (1) is the tailings of the euphausia superba oil processing: water =1: 8.
Preferably, pachymaran with the mass ratio of 2-3% of the Antarctic krill oil processing leftovers is added in the Antarctic krill oil processing leftovers dissolving process.
The compound protease in the step (2) is the combination of papain and neutral protease, and the mass ratio of the compound protease to the neutral protease is 2: 1.
The compound microbial agent in the step (3) is a mixed microbial agent of aspergillus niger, bacillus subtilis and bacillus cereus, and the mass ratio of the compound microbial agent to the bacillus cereus is 2:3: 1.
The ventilation rate is 0.1-0.2 m when the aerobic fermentation process in the step (3) is carried out in a fermentation tank3/m3And min, and controlling the stirring speed to be 300-600 r/min.
The preparation method of the aspergillus niger seed liquid comprises the following steps: culturing for 24h at 35-40 deg.C in potato culture medium under aseptic condition to obtain Aspergillus niger seed liquid with effective viable count not less than 109cfu/mL。
The preparation method of the bacillus subtilis and bacillus cereus seed liquid comprises the following steps: culturing for 24h at 28-32 ℃ by adopting an LB culture medium under the aseptic condition,preparing liquid bacillus subtilis and bacillus cereus seed liquid, wherein the effective viable count of the seed liquid is required to be more than or equal to 109cfu/mL。
The obtained antarctic krill polypeptide has strong oxidation resistance and health care effects of benefiting the spleen and invigorating the stomach, and the extract can be subjected to concentration, adsorption drying, alcohol precipitation or resin purification and other treatments according to application ways, so that the efficient utilization in the fields of health care, food, medicine and the like is met.
The invention provides a euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach, which has the following remarkable advantages compared with the prior art:
(1) the processing leftover of the euphausia superba oil is used as a raw material, and the modern biological separation technology, the biological enzymolysis technology and the mixed microbial fermentation technology are integrated, so that the oxidation resistance of the processing leftover of the euphausia superba oil is obviously improved; more importantly, according to the creative discovery of the application, the spleen-tonifying and stomach-invigorating health-care effects of the antarctic krill polypeptides prepared by the enzymolysis and fermentation method can be remarkably improved by adding pachymaran in a certain proportion into the protein solution of the tailings generated in the processing of the antarctic krill oil, the analysis reason may be that the complex chemical reaction between the pachymaran and the antarctic krill polypeptides plays a role in improving the spleen-tonifying and stomach-invigorating effects, and the pachymaran can promote the fermentation effect of microorganisms, so that the oxidation resistance of the product is further improved;
(2) this application utilizes good oxygen fungus (aspergillus niger, bacillus subtilis, bacillus cereus) to ferment antarctic krill oil processing leftover bits and pieces jointly and draws antarctic krill polypeptide, and the synergism between the make full use of microorganism promotes the extraction rate and the external antioxidant capacity of antarctic krill polypeptide, wherein: aspergillus niger can generate various enzymes for degrading cell walls in the fermentation process, so that more functional active substances such as polypeptide and the like are released from the cell walls, and the in-vitro antioxidant capacity of the euphausia superba polypeptide is improved; the bacillus subtilis can kill pathogenic bacteria in fermentation liquor in the high-temperature fermentation process, has strong capabilities of producing amylase, protease and the like, and can degrade macromolecular starch and protein substances into microorganisms for utilization; although the addition of the bacillus cereus has little influence on the extraction rate of the polypeptide, the spleen-tonifying and stomach-invigorating health-care effects of the product are obviously improved;
(3) according to the invention, bifidobacterium bifidum is adopted for anaerobic fermentation, so that the stability of the euphausia superba polypeptide is improved, test results show that the temperature and the time have little influence on the oxidation resistance of the protein hydrolysis peptide of the euphausia superba oil processing leftovers within the range of 20-80 ℃, the oxidation resistance begins to be reduced along with the increase of the temperature and the time when the temperature exceeds 100 ℃, and the stability is higher than the technical level reported at present.
Detailed Description
In the present application, the activation method of Aspergillus niger and Bacillus subtilis and Bacillus cereus is as follows:
(1) the preparation method of the aspergillus niger seed liquid comprises the following steps: culturing for 24h at 35-40 deg.C in potato culture medium under aseptic condition to obtain Aspergillus niger seed liquid with effective viable count not less than 109cfu/mL;
(2) The preparation method of the bacillus subtilis and bacillus cereus seed liquid comprises the following steps: under the aseptic condition, LB culture medium is adopted to culture for 24 hours under the condition of 28-32 ℃ to prepare liquid bacillus subtilis and bacillus cereus seed liquid, and the effective viable count of the seed liquid is required to be more than or equal to 109cfu/mL。
Example 1
A Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach comprises the following specific process steps:
(1) dissolving: crushing the leftovers of the euphausia superba oil processing, adding water and stirring until the leftovers are completely dissolved; the water adding proportion is the processing leftovers of the euphausia superba oil: water =1: 8;
(2) enzymolysis: adding compound protease with the mass ratio of 3% of the Antarctic krill oil processing leftovers into the dissolved mixture, and performing enzymolysis for 6 hours at the temperature of 40-60 ℃; the compound protease is the combination of papain and neutral protease, and the mass ratio of the compound protease to the neutral protease is 2: 1;
(3) aerobic fermentation: adding a compound microbial agent with the mass ratio of 2% of the enzymolysis liquid into the enzymolysis liquid after enzymolysis, and carrying out aerobic fermentation for 12h at the temperature of 28-35 ℃; the compound microbial agent is black kojiThe mixed microbial inoculum of the mildew, the bacillus subtilis and the bacillus cereus comprises 2:3:1 by mass; the ventilation rate is 0.1-0.2 m when the aerobic fermentation process is carried out in a fermentation tank3/m3Min, controlling the stirring speed to be 300-600 r/min;
(4) anaerobic fermentation: after the aerobic fermentation is finished, 2% bifidobacterium bifidum powder is added, and anaerobic fermentation is carried out for 8 hours at the temperature of 28-35 ℃;
(5) and (3) filtering: performing coarse filtration to remove fermentation thalli;
(6) enzyme deactivation: inactivating enzyme at 100 deg.C for 10 min;
(7) centrifuging: and (4) performing centrifugal separation at the speed of 10000r/min to obtain a supernatant, namely the antarctic krill polypeptide extracting solution.
Example 2
A Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach comprises the following specific process steps:
(1) dissolving: crushing the leftovers of the euphausia superba oil processing, adding water, stirring until the leftovers are completely dissolved, and adding pachyman with the mass ratio of 2% of the leftovers of the euphausia superba oil processing; the water adding proportion is the processing leftovers of the euphausia superba oil: water =1: 8;
(2) enzymolysis: adding compound protease with the mass ratio of 3% of the Antarctic krill oil processing leftovers into the dissolved mixture, and performing enzymolysis for 6 hours at the temperature of 40-60 ℃; the compound protease is the combination of papain and neutral protease, and the mass ratio of the compound protease to the neutral protease is 2: 1;
(3) aerobic fermentation: adding a compound microbial agent with the mass ratio of 2% of the enzymolysis liquid into the enzymolysis liquid after enzymolysis, and carrying out aerobic fermentation for 12h at the temperature of 28-35 ℃; the composite microbial agent is a mixed microbial agent of aspergillus niger, bacillus subtilis and bacillus cereus, and the mass ratio of the composite microbial agent to the bacillus cereus is 2:3: 1; the ventilation rate is 0.1-0.2 m when the aerobic fermentation process is carried out in a fermentation tank3/m3Min, controlling the stirring speed to be 300-600 r/min;
(4) anaerobic fermentation: after the aerobic fermentation is finished, 2% bifidobacterium bifidum powder is added, and anaerobic fermentation is carried out for 8 hours at the temperature of 28-35 ℃;
(5) and (3) filtering: performing coarse filtration to remove fermentation thalli;
(6) enzyme deactivation: inactivating enzyme at 100 deg.C for 10 min;
(7) centrifuging: and (4) performing centrifugal separation at the speed of 10000r/min to obtain a supernatant, namely the antarctic krill polypeptide extracting solution.
Example 3
A Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach comprises the following specific process steps:
(1) dissolving: crushing the leftovers of the euphausia superba oil processing, adding water, stirring until the leftovers are completely dissolved, and adding pachyman with the mass ratio of 3% of the leftovers of the euphausia superba oil processing; the water adding proportion is the processing leftovers of the euphausia superba oil: water =1: 8;
(2) enzymolysis: adding compound protease with the mass ratio of 3% of the Antarctic krill oil processing leftovers into the dissolved mixture, and performing enzymolysis for 6 hours at the temperature of 40-60 ℃; the compound protease is the combination of papain and neutral protease, and the mass ratio of the compound protease to the neutral protease is 2: 1;
(3) aerobic fermentation: adding a compound microbial agent with the mass ratio of 2% of the enzymolysis liquid into the enzymolysis liquid after enzymolysis, and carrying out aerobic fermentation for 12h at the temperature of 28-35 ℃; the composite microbial agent is a mixed microbial agent of aspergillus niger, bacillus subtilis and bacillus cereus, and the mass ratio of the composite microbial agent to the bacillus cereus is 2:3: 1; the ventilation rate is 0.1-0.2 m when the aerobic fermentation process is carried out in a fermentation tank3/m3Min, controlling the stirring speed to be 300-600 r/min;
(4) anaerobic fermentation: after the aerobic fermentation is finished, 2% bifidobacterium bifidum powder is added, and anaerobic fermentation is carried out for 8 hours at the temperature of 28-35 ℃;
(5) and (3) filtering: performing coarse filtration to remove fermentation thalli;
(6) enzyme deactivation: inactivating enzyme at 100 deg.C for 10 min;
(7) centrifuging: and (4) performing centrifugal separation at the speed of 10000r/min to obtain a supernatant, namely the antarctic krill polypeptide extracting solution.
Example 4 Effect of different Process conditions on antioxidant Capacity of Euphausia superba polypeptide extract
The antioxidant capacity of the euphausia superba polypeptide extract in the examples and the comparative examples is determined, wherein the OH free radical clearance is determined according to the method described in food chemical test of Shore-XiuZhi et al; ABTS free radical clearance and DPPH free radical clearance are measured by referring to the method in the method of 'influence of reaction time on oxidation resistance results evaluated by DPPH method and ABTS method' of Linlian bamboo and the like; the results of the measurement were as follows:
in the above test, the aerobic fermentation in the control 1 test group did not contain Bacillus cereus, and the rest of the experiment was the same as that in example 2. Test results show that the euphausia superba polypeptide extracting solution has remarkable antioxidant capacity, pachyman can well improve the antioxidant capacity of health products, and bacillus cereus does not have remarkable influence on the antioxidant capacity of the products.
Example 5 Effect of different Process conditions on stomach invigorating efficacy of a Marine health product for invigorating stomach
1. Test of Effect on digestive function of rat stomach
The test method comprises the following steps: selecting 40 healthy rats, and randomly dividing the rats into 6 groups according to sex and weight, wherein each group comprises 10 rats with half of male rats and half of female rats. The dosages of the medicines in the groups are prepared into 12mL, and the rat is subjected to intragastric administration (ig) once a day for 3 days according to the weight of 1.2mL/100 g. After the last ig, the rats were fasted (without water deprivation) for 24 h. Rats were anesthetized with ether, the abdominal cavity was cut, the pylorus was ligated, and the incision was closed with 1 duodenal taps. Taking out the stomach by the fold line after 3h, cutting along the large bend, pouring out the stomach contents, collecting in a graduated centrifuge tube, centrifuging at 1500r/min for 15min, and recording the stomach liquid amount. Measuring total gastric acid by a titration method, and measuring pepsin by a Mett method; control 1 the aerobic fermentation in the test group did not contain Bacillus cereus, as in example 2; control 2 the aerobic fermentation in the test group contained only bacillus cereus, as in example 2; control 3 the test group did not contain aerobic fermentation process, as in example 2.
2. Influence on intestinal motor function of mice
The test method comprises the following steps: selecting 40 healthy mice with the weight of 18-22 g, and randomly dividing the mice into 5 groups according to sex, wherein each group comprises 10 mice and each half of the mice; the above medicines are prepared into equal volume of 40mL, and each group of mice weighs 0.2mL/10g ig2 times (interval of 4 h). 1h after the last ig, according to the weight of ig charcoal powder liquid (5g charcoal powder and 1.5g shuttle methyl cellulose/100 mL), 30min after ig, taking off the cervical vertebra of the mouse, cutting off the abdominal cavity, taking out the small intestine, measuring the propelling distance of the charcoal powder and the total length of the small intestine, calculating the propelling percentage of the charcoal powder, and the test results are shown in the following table:
Figure DEST_PATH_IMAGE006
the experimental results show that the product has good spleen-tonifying and stomach-invigorating health care effects, and the addition of pachyman obviously improves the spleen-tonifying and stomach-invigorating health care effects of the product. The synergistic effect between the bacillus cereus and other microorganisms is more than the technical effect of '1 +1> 2'.
The above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention as set forth in the appended claims.

Claims (10)

1. A Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach is characterized by comprising the following steps:
dissolving: crushing the leftovers of the euphausia superba oil processing, adding water and stirring until the leftovers are completely dissolved;
enzymolysis: adding compound protease with the mass ratio of 2-3% of the tailings of the Antarctic krill oil processing after dissolving, and performing enzymolysis for 4-8 hours at the temperature of 40-60 ℃;
aerobic fermentation: adding a compound microbial agent with the mass ratio of 2-3% of the enzymolysis liquid into the enzymolysis liquid after enzymolysis, and performing aerobic fermentation for 6-12 h at the temperature of 28-35 ℃;
anaerobic fermentation: after the aerobic fermentation is finished, 1-2% of bifidobacterium bifidum powder is added, and anaerobic fermentation is carried out for 8-16 h at the temperature of 28-35 ℃;
and (3) filtering: performing coarse filtration to remove fermentation thalli;
enzyme deactivation: inactivating enzyme at 100 deg.C for 10 min;
centrifuging: and (4) performing centrifugal separation at the speed of 10000r/min to obtain a supernatant, namely the antarctic krill polypeptide extracting solution.
2. The Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach according to claim 1, wherein the optimal water adding ratio in the step (1) is the euphausia superba oil processing leftover: water =1: 8.
3. The biological product of euphausia superba oil polypeptide capable of benefiting spleen and strengthening stomach as claimed in claim 1, wherein pachyman is added to the euphausia superba oil processing leftover in an amount of 2-3% in the process of dissolving the euphausia superba oil processing leftover.
4. The Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach according to claim 1, wherein the compound protease in step (2) is a combination of papain and neutral protease at a mass ratio of 2: 1.
5. The Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach according to claim 1, characterized in that the compound microbial agent in step (3) is a mixed microbial agent of Aspergillus niger, Bacillus subtilis and Bacillus cereus, and the mass ratio of the compound microbial agent to the Bacillus cereus is 2:3: 1.
6. The Euphausia superba oil polypeptide biological product capable of tonifying spleen and invigorating stomach according to claim 1, wherein the ventilation rate of the aerobic fermentation process in step (3) is 0.1-0.2 m when the aerobic fermentation process is performed in a fermentation tank3/m3And min, and controlling the stirring speed to be 300-600 r/min.
7. The euphausia superba oil capable of benefiting spleen and strengthening stomach according to claim 1The polypeptide biological product is characterized in that the preparation method of the Aspergillus niger seed liquid comprises the following steps: culturing for 24h at 35-40 deg.C in potato culture medium under aseptic condition to obtain Aspergillus niger seed liquid with effective viable count not less than 109cfu/mL。
8. The Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach according to claim 1, wherein the preparation method of the seed liquid of Bacillus subtilis and Bacillus cereus comprises the following steps: under the aseptic condition, LB culture medium is adopted to culture for 24 hours under the condition of 28-32 ℃ to prepare liquid bacillus subtilis and bacillus cereus seed liquid, and the effective viable count of the seed liquid is required to be more than or equal to 109cfu/mL。
9. Euphausia superba polypeptide produced by the process of claims 1-8.
10. The Euphausia superba polypeptide of claim 9, for use in health care, food, or medicine.
CN201911057038.1A 2019-11-01 2019-11-01 Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach Withdrawn CN110663803A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911057038.1A CN110663803A (en) 2019-11-01 2019-11-01 Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911057038.1A CN110663803A (en) 2019-11-01 2019-11-01 Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach

Publications (1)

Publication Number Publication Date
CN110663803A true CN110663803A (en) 2020-01-10

Family

ID=69085656

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911057038.1A Withdrawn CN110663803A (en) 2019-11-01 2019-11-01 Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach

Country Status (1)

Country Link
CN (1) CN110663803A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111588037A (en) * 2020-05-26 2020-08-28 青岛浩大生物科技工程有限责任公司 Euphausia superba oil phospholipid oral liquid with high EPA/DPA (eicosapentaenoic acid/docosahexaenoic acid)
CN112168950A (en) * 2020-10-15 2021-01-05 青岛嘉智生物技术有限公司 Repairing agent for repairing pig intestinal tract
CN112369493A (en) * 2020-10-28 2021-02-19 付鹏磊 Method for improving antioxidant capacity by resource utilization of dried scallop

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111588037A (en) * 2020-05-26 2020-08-28 青岛浩大生物科技工程有限责任公司 Euphausia superba oil phospholipid oral liquid with high EPA/DPA (eicosapentaenoic acid/docosahexaenoic acid)
CN112168950A (en) * 2020-10-15 2021-01-05 青岛嘉智生物技术有限公司 Repairing agent for repairing pig intestinal tract
CN112168950B (en) * 2020-10-15 2022-08-02 青岛嘉智生物技术有限公司 Repairing agent for repairing pig intestinal tract
CN112369493A (en) * 2020-10-28 2021-02-19 付鹏磊 Method for improving antioxidant capacity by resource utilization of dried scallop

Similar Documents

Publication Publication Date Title
Kandra et al. Efficient use of shrimp waste: present and future trends
AU2004276123B2 (en) Fermentation and culture method, fermented plant extract, fermented plant extract powder and composition containing the fermented plant extract
CN110663803A (en) Euphausia superba oil polypeptide biological product capable of benefiting spleen and invigorating stomach
JP5249817B2 (en) Immunostimulated fermented food from fructan-containing food
Ploydee et al. Production of high viscosity chitosan from biologically purified chitin isolated by microbial fermentation and deproteinization
CN110574930A (en) novel process for high-value utilization of euphausia superba
CN110495611A (en) A kind of technique improving sea cucumber nutritional health effect
CN107488598B (en) Burdock-based cordyceps militaris mycelium and preparation method thereof
Tan et al. Potential economic value of chitin and its derivatives as major biomaterials of seafood waste, with particular reference to southeast asia
CN102586378A (en) Method for extracting substances from fermented shrimp head shells
WO2014194707A1 (en) Calculus enzyme and preparation method therefor
CN109288042A (en) A kind of method and application using probiotics fermention kelp preparation malignant tumour medical food raw material
CN110656151A (en) Method for improving kidney-tonifying and yang-strengthening effects of sea cucumber
CN114617190A (en) Functional feed protein prepared from euphausia superba and method thereof
CN106036852A (en) Method for preparing probiotic fermented functional healthcare food with arctium lappa
CN112375799A (en) Method for improving oxidation resistance of abalone biological product
CN111466569A (en) Euphausia superba oil edible nutriment
JP2021019524A (en) Method for producing fermentation broth containing short-chain fatty acids
CN113957109B (en) Industrial green production process of polystictus glycopeptide
JP2019129721A (en) Method for producing seaweed-derived lactic acid fermentation solution
CN111607460A (en) Preparation method of nutritional and fishy smell-free euphausia superba oil
CN106360744B (en) suaeda salsa dietary fiber meal replacement powder and preparation method thereof
CN112369493A (en) Method for improving antioxidant capacity by resource utilization of dried scallop
CN111588037A (en) Euphausia superba oil phospholipid oral liquid with high EPA/DPA (eicosapentaenoic acid/docosahexaenoic acid)
JP2005263722A (en) Method for producing functional raw material from brewing by-product, and functional raw material yielded thereby

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication

Application publication date: 20200110

WW01 Invention patent application withdrawn after publication