CN104305191A - Preparation method of polypeptide oral solution - Google Patents

Preparation method of polypeptide oral solution Download PDF

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Publication number
CN104305191A
CN104305191A CN201410570000.5A CN201410570000A CN104305191A CN 104305191 A CN104305191 A CN 104305191A CN 201410570000 A CN201410570000 A CN 201410570000A CN 104305191 A CN104305191 A CN 104305191A
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CN
China
Prior art keywords
preparation
oral solution
polypeptide oral
polypeptide
hydrolyzate
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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.)
Pending
Application number
CN201410570000.5A
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Chinese (zh)
Inventor
李勇
刘文斌
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XI'AN YINGPU BIOLOGICAL TECHNOLOGY Co Ltd
Original Assignee
XI'AN YINGPU BIOLOGICAL TECHNOLOGY Co Ltd
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Filing date
Publication date
Application filed by XI'AN YINGPU BIOLOGICAL TECHNOLOGY Co Ltd filed Critical XI'AN YINGPU BIOLOGICAL TECHNOLOGY Co Ltd
Priority to CN201410570000.5A priority Critical patent/CN104305191A/en
Publication of CN104305191A publication Critical patent/CN104305191A/en
Pending legal-status Critical Current

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Classifications

    • 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 relates to a preparation method of a polypeptide oral solution, belonging to the field of a preparation method of a nutritional food, especially a nutritional oral solution. The preparation method of the polypeptide oral solution comprises the following steps: scraping off fat and hairs attached on a donkey skin; washing and cutting the donkey skin into small blocks; mincing by a mincing machine; finely milling for two times by a colloid mill (at a ratio of materials to water of 1 to 5; adding distilled water and putting into a constant-temperature water bath device to be heated and keeping a constant temperature; adjusting the pH to be the optimal pH of protease; adding the protease and hydrolyzing; after hydrolyzing, boiling for 5 minutes for enzyme deactivation; after cooling, centrifuging and separating for 15 minutes at the speed of 8000rpm; taking liquid supernatant and adjusting the pH of hydrolyzed liquid to 4.5 by citric acid; standing for 30 minutes and filtering; then adjusting the pH to 6.0 by using sodium bicarbonate; and adding beta-cyclodextrine, citric acid liquid and protein sugar into the hydrolyzed liquid to remove a bitter taste and odor to obtain the polypeptide oral solution. According to the polypeptide oral solution, the content of low-molecular peptides is more than or equal to 1.3% and the product is clarified and transparent, has no sediment and has a good taste. An animal test is carried out to observe the effects of enriching blood, strengthening bones and promoting calcium absorption of the donkey skin polypeptide oral solution, and the test result shows that the polypeptide oral solution has no remarkable difference when being compared with donkey-hide gelatin (P is more than 0.05), and has obvious effects on peripheral hemogram of white rats suffering from anemia.

Description

The preparation method of polypeptide oral liquor
Technical field
The present invention relates to a kind of preparation method of polypeptide oral liquor, belong to nutriment especially nutrition oral administration and preparation method thereof field.
Background technology
Modern biology experiment proves, polypeptide and protein are compared with amino acid has more advantages: the absorptivity of polypeptide in enteron aisle is best, and some low peptides are as faster than the amino acid of same composition in the infiltration rate of dipeptides, tripeptides; Polypeptide has low antigen, promotes lipid-metabolism, reduces cholesterol, promotes mineral absorption, the physiological function such as hypotensive, anti-oxidant; Some polypeptide have strengthening immunity of organism, promote the effect of human metabolism; Polypeptide has good acid, heat endurance, water-soluble, and viscosity is blunt with change in concentration.The research of current polypeptide products mainly concentrates on casein and hydrolyzed soy aspect, is that the polypeptide products of development of raw materials is less with Animal Skin.Wherein, containing more polypeptide in donkey-hide gelatin product, it can promote the generation of red blood cell and hemoglobin in blood, effects such as having enriching blood, stop blooding, be nourshing Yin and drynsessmoistening prescription.Often there are some problems in this product, as long in the block donkey-hide gelatin infusion time in edible process, is easily charred phenomenon; Ass glue oral liquid is also charred taste with certain, and thickness, mouthfeel are poor, and these problems all seriously constrain the further exploitation of donkey-hide gelatin product.Utilize donkey hide develop a kind of mouthfeel good, be of high nutritive value, the polypeptide oral liquor product of instant has certain economic and social profit.
Summary of the invention
The present invention aim to provide a kind of utilize donkey hide develop a kind of mouthfeel good, be of high nutritive value, the polypeptide oral liquor product of instant.
The preparation method of described polypeptide oral liquor, comprises the following steps:
By fat, hair scraping that donkey hide adheres to, be cut into small pieces after cleaning, rub with meat grinder, with colloid mill fine grinding twice (material: water=1:5), adding distil water puts heating on thermostatical water bath and constant temperature, and adjusts PH all the time at the optimal pH of protease, adds protease hydrolytic.After hydrolysis, boil 5min go out enzyme live, cooling after 8000rpm centrifugation 15min, get supernatant.With the PH of citric acid adjustment hydrolyzate to 4.5, filter after static 30 minutes, then adjust PH to 6.0 with sodium acid carbonate, then in hydrolyzate, add cycloheptaamylose and citric acid solution, protein sugar carry out removing bitter taste and fishy smell, obtain polypeptide oral liquor.
Preferably, protease hydrolytic of the present invention is A.S1398 neutral proteinase, and the optimal pH of protease is PH7.0, hydrolysis temperature 45 DEG C, time 1.0h, concentration of substrate 9.0%, enzyme dosage 7000U/g.
Preferred, the addition of cycloheptaamylose of the present invention is 0.2% of hydrolyzate, and the addition of citric acid solution is 0.05% of hydrolyzate, the addition of protein sugar is 0.5% of hydrolyzate.
Preferred further, donkey hide of the present invention boils 5 minutes with carrot, light-coloured vinegar, white wine before hydrolysis simultaneously.
Low molecular peptide content >=1.3% in polypeptide oral liquor of the present invention, product clear, nothing precipitation, mouthfeel are better.By animal experiment, observe donkey hide polypeptide oral liquor enriching blood, strengthening bone and promote the effect in calcium uptake, contrast aobvious marked difference (P>0.05) with donkey-hide gelatin, have obvious effect to anaemia big white mouse surrounding hemogram.
Detailed description of the invention
Embodiment one:
By fat, hair scraping that donkey hide adheres to, be cut into small pieces after cleaning, rub with meat grinder, take donkey hide 900g, with colloid mill fine grinding twice (material: water=1:5), after boiling 5 minutes with carrot, light-coloured vinegar, white wine, adding distil water to 10L(concentration is 9% simultaneously), put on thermostatical water bath and be heated to 45 DEG C and constant temperature.The configuration NaOH of 1mol/L and the hydrochloric acid solution of 1mol/L, with PH automatic regulator adjustment PH all the time at PH7.0, add A.S1398 neutral proteinase, use consumption is 7000U/g, hydrolysis 1h after boil 5min go out enzyme live, cooling after 8000rpm centrifugation 15min, get supernatant.First adjust the PH of hydrolyzate to 4.5 with citric acid, filter after static 30 minutes, then adjust PH to 6.0 with sodium acid carbonate, namely adopt isoelectric point sedimentation by the soluble protein removing in hydrolyzate.The cycloheptaamylose of last interpolation 0.2% in hydrolyzate and the citric acid solution of 0.05%, the protein sugar of 0.5% eliminate bitter taste and the fishy smell of hydrolyzate, obtain polypeptide oral liquor 10L.
Low molecular peptide content >=1.3% in polypeptide oral liquor of the present invention, product clear, nothing precipitation, mouthfeel are better.By animal experiment, observe donkey hide polypeptide oral liquor enriching blood, strengthening bone and promote the effect in calcium uptake, contrast aobvious marked difference (P>0.05) with donkey-hide gelatin, have obvious effect to anaemia big white mouse surrounding hemogram.

Claims (4)

1. the preparation method of polypeptide oral liquor, comprises the following steps:
By fat, hair scraping that donkey hide adheres to, be cut into small pieces after cleaning, rub with meat grinder, with colloid mill fine grinding twice (material: water=1:5), adding distil water puts heating on thermostatical water bath and constant temperature, and adjusts PH all the time at the optimal pH of protease, adds protease hydrolytic;
After hydrolysis, boil 5min go out enzyme live, cooling after 8000rpm centrifugation 15min, get supernatant;
With the PH of citric acid adjustment hydrolyzate to 4.5, filter after static 30 minutes, then adjust PH to 6.0 with sodium acid carbonate, then in hydrolyzate, add cycloheptaamylose and citric acid solution, protein sugar carry out removing bitter taste and fishy smell, obtain polypeptide oral liquor.
2. the preparation method of polypeptide oral liquor as claimed in claim 1, it is characterized in that described hydrolysising protease is A.S1398 neutral proteinase, the optimal pH of protease is PH7.0, hydrolysis temperature 45 DEG C, time 1.0h, concentration of substrate 9.0%, enzyme dosage 7000U/g.
3. the preparation method of polypeptide oral liquor as claimed in claim 1 or 2, is characterized in that the addition of described cycloheptaamylose is 0.2% of hydrolyzate, the addition of citric acid solution is 0.05% of hydrolyzate, the addition of protein sugar is 0.5% of hydrolyzate.
4. the preparation method of polypeptide oral liquor as claimed in claim 1 or 2, is characterized in that described donkey hide boils 5 minutes 2 with carrot, light-coloured vinegar, white wine before hydrolysis simultaneously.
CN201410570000.5A 2014-10-23 2014-10-23 Preparation method of polypeptide oral solution Pending CN104305191A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410570000.5A CN104305191A (en) 2014-10-23 2014-10-23 Preparation method of polypeptide oral solution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410570000.5A CN104305191A (en) 2014-10-23 2014-10-23 Preparation method of polypeptide oral solution

Publications (1)

Publication Number Publication Date
CN104305191A true CN104305191A (en) 2015-01-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410570000.5A Pending CN104305191A (en) 2014-10-23 2014-10-23 Preparation method of polypeptide oral solution

Country Status (1)

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CN (1) CN104305191A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109329776A (en) * 2018-10-08 2019-02-15 天津农学院 A kind of shortening liquid meat and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109329776A (en) * 2018-10-08 2019-02-15 天津农学院 A kind of shortening liquid meat and preparation method thereof

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