CN102217699B - Preparation method of squid skin protein active peptide - Google Patents

Preparation method of squid skin protein active peptide Download PDF

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Publication number
CN102217699B
CN102217699B CN2010101542729A CN201010154272A CN102217699B CN 102217699 B CN102217699 B CN 102217699B CN 2010101542729 A CN2010101542729 A CN 2010101542729A CN 201010154272 A CN201010154272 A CN 201010154272A CN 102217699 B CN102217699 B CN 102217699B
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skin
active peptide
squid skin
fish
squid
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CN102217699A (en
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方旭波
陈小娥
余辉
陈静
谢宁宁
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Jiangsu Yanzong Industry Investment Development Co ltd
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Zhejiang Ocean University ZJOU
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Abstract

The invention discloses a preparation method of a squid skin protein active peptide, which comprises the following steps: cleaning squid skin, cutting into blocks, adding NaOH water solution, soaking for 2-8 days for decolorization and further washing with water till the pH is neutral; adding CaOH2 solution, soaking for 2-4 days for color fixation, further washing with the water till the pH is neutral; processing for 0.5-1.5 hours in the water with the neutral pH at the temperature of 55-75 DEG C for filtration, removing insoluble proteins and extracting for getting squid skin protein solution; and finally performing high-pressure processing on the solution for 30-120 minutes at the temperature of 110-121 DEG C for getting the squid skin protein active peptide. The squid skin is processed by the dual-alkali process, the decolorization is firstly performed and then the color fixation is performed; the high-pressure processing method is used for processing squid skin proteins for preparing the biological active peptide, the preparation process is simple, the cost is low and the applicability is strong; and the prepared active peptide has the effects of oxidation prevention, senility resistance, liver protection, enhancement of immunity and the like.

Description

A kind of preparation method of squid skin protein active peptide
Technical field
The present invention relates to squid skin albumen deep processed product, a kind of preparation method of squid skin protein active peptide is provided, belong to practical protein Preparation technical field.
Background technology
Squid belongs to mollusk siphonopods aquatic/marine animals; Angle the development of industry along with China's ocean squid; Squid becomes the main aquatic products processing raw material of China, it is reported, the year processing capacity of China squid is about 30~400,000 tons; The squid skin that wherein produces accounts for 8~13% of processing capacity, and in the squid skin dry weight Protein content up to 70~80%.Most of factories adopt buries the method processing squid skin that abandons, and has caused the waste of squid protein resource and the pollution of environment.Therefore, the protein in the exploitation squid skin is to increase squid economic value added and one of effective way that reduces environmental pollution.
In the squid skin development and use, the decolouring of fish-skin is a difficult problem.Like the patent No. 200710013140.2, be squid skin to be cleaned the back use the NaOH solution soaking, be dipped to neutrality with dilute acid soln again; Collagen is got in extracting in hot water; Enzymolysis, the enzyme that goes out make collagen active peptide again, and it is to adopt the method for alkali soak to decolour; Adopt enzyme process to prepare active peptide, but preparation cost is higher.The present invention adopts two alkaline process to handle, and decolouring back fixation has well solved this problem earlier.Handle squid skin with the decolouring of NaOH solution earlier, utilize Ca (OH) then 2Solution is residual chromoprotein in the fish-skin fixedly, extracts squid skin albumen afterwards.In addition, when utilizing protein resource to prepare biologically active peptide, mainly be to prepare through chemical method or biological enzyme protein degradation, it is safe that wherein biological enzyme produces active peptide, can under the condition of gentleness, react, and enzymolysis process is easy to control, is widely used.But general commercially available protein enzyme price is all expensive, when adopting enzyme process to prepare active peptide, has increased the development cost of protein resource greatly, makes its range of application receive many restrictions.The present invention adopts the high-pressure water heating extraction process to handle squid skin albumen, prepares biologically active peptide.Adopt this method to reduce development cost effectively, help extensive popularization.
Summary of the invention
Technical problem to be solved by this invention is the preparation method that a kind of squid skin protein active peptide is provided to prior art, and preparation technology is simple, cost is low, application is strong.
The technical scheme that the present invention is taked for the above-mentioned primary technical problem of solution is: a kind of preparation method of squid skin protein active peptide; It is characterized in that may further comprise the steps: squid skin is cleaned be cut into bulk; Adopting the NaOH solution of 0.01~0.045mol/L is decolorizer; Mass ratio by fish-skin and decolorizer is 10%~25%, immersion 2~8d (my god); Fish-skin is through washing to pH neutrality, and adopting concentration is the Ca (OH) of 0.1%~0.4% (quality) 2Solution is color-fixing agent, and fixing residual chromoprotein in the fish-skin is 10%~25% by the mass ratio of fish-skin and color-fixing agent; Soak 2~4d (day), the fish-skin that will pass through after the previous processed is washed to pH neutrality, employing pH neutral water is the protein extraction agent; Mass ratio by fish-skin and water is 10%~25%, 55~75 ℃ handle 0.5~1.5h (hour) afterwards, filter; Remove insoluble protein; Extraction obtains the fish-skin protein liquid, and this liquid is handled 30~120min in 110-121 ℃ of high-pressure water heating, has both got the squid skin protein active peptide.
As improvement, in the said decolorization, whenever change liquid once at a distance from 12~24h.
As improvement, in the said fixation process, whenever change liquid once at a distance from 12~24h.
Compared with prior art, the invention has the advantages that: the present invention adopts two alkaline process to handle squid skins, decolouring back fixation earlier, not only good decolorizing effect but also fixing residual chromoprotein in the fish-skin; Adopt high-pressure water heating to handle the squid skin protein Preparation and go out biologically active peptide, preparation technology is simple, cost is low, application is strong; Effects such as that the active peptide that makes has is anti-oxidant, anti-ageing, protection liver, enhance immunity power.
Description of drawings
Fig. 1 is preparation technology's flow chart of the present invention.
The specific embodiment
Below in conjunction with embodiment the present invention is described in further detail.
Embodiment 1
1, gets 1KG squid skin raw material: clean, drain, be cut into bulk.
2, decolouring is handled: add the NaOH solution of 4KG 0.045mol/L, soak 2d, whenever change liquid once at a distance from 12h.
3, washing neutralization: clean to pH extremely neutral repeatedly with clear water.
4, fixation treatment: adding 4KG mass concentration is 0.4% Ca (OH) 2Solution is color-fixing agent, and fixedly residual chromoprotein in the fish-skin soaks 2d, whenever changes liquid once at a distance from 12h.
5, washing neutralization: clean to pH extremely neutral repeatedly with clear water.
6, extract albumen: adopting the pH neutral water is the protein extraction agent, adds 4KG water, handles 0.5h at 75 ℃.
7, filter: remove by filter insoluble protein, obtain the fish-skin protein liquid.
8, HIGH PRESSURE TREATMENT: the protein liquid after will filtering, in 121 ℃, high-pressure water heating is handled 30min, promptly gets the squid skin protein active peptide.
Embodiment 2
1, gets 1KG squid skin raw material: clean, drain, be cut into bulk.
2, decolouring is handled: the NaOH solution that adds 10KG 0.01mol/L is decolorizer, soaks 8d, whenever changes liquid once at a distance from 24h.
3, washing neutralization: clean to pH extremely neutral repeatedly with clear water.
4, fixation treatment: adding 10KG mass concentration is 0.1% Ca (OH) 2Solution is color-fixing agent, and fixedly residual chromoprotein in the fish-skin soaks 4d, whenever changes liquid once at a distance from 24h.
5, washing neutralization: clean to pH extremely neutral repeatedly with clear water.
6, extract albumen: adopting the pH neutral water is the protein extraction agent, adds 10KG water, handles 1.5h at 55 ℃.
7, filter: remove by filter insoluble protein.
8, HIGH PRESSURE TREATMENT: the protein liquid after will filtering, in 110 ℃, HIGH PRESSURE TREATMENT 120min promptly gets the squid skin protein active peptide.
HIGH PRESSURE TREATMENT as referred to herein is because adopt the overheated hot water greater than 100 ℃, certainly will make its steam pressure greater than the atmospheric meaning of routine, and the temperature and pressure relation is confirmed according to thermodynamic principles.

Claims (3)

1. the preparation method of a squid skin protein active peptide; It is characterized in that may further comprise the steps: squid skin is cleaned be cut into bulk; Adopting the NaOH solution of 0.01~0.045mol/L is decolorizer, is 10%~25% by the mass ratio of fish-skin and decolorizer, immersion 2~8d; Fish-skin is through washing to pH neutrality, and adopting concentration is that Ca (OH) 2 solution of 0.1%~0.4% (quality) are color-fixing agent, fixedly residual chromoprotein in the fish-skin; Mass ratio by fish-skin and color-fixing agent is 10%~25%, soaks 2~4d, and the fish-skin that will pass through after the previous processed is washed to pH neutrality; Adopting the pH neutral water is the protein extraction agent, is 10%~25% by the mass ratio of fish-skin and water, after 55~75 ℃ of processing 0.5~1.5h; Filter, remove insoluble protein, extract and obtain the fish-skin protein liquid; This liquid in 110-121 ℃ of HIGH PRESSURE TREATMENT 30~120min, is promptly got the squid skin protein active peptide.
2. preparation method according to claim 1 is characterized in that in the said decolorization, whenever changes liquid once at a distance from 12~24h.
3. preparation method according to claim 1 is characterized in that in the said fixation process, whenever changes liquid once at a distance from 12~24h.
CN2010101542729A 2010-04-19 2010-04-19 Preparation method of squid skin protein active peptide Active CN102217699B (en)

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Publication number Priority date Publication date Assignee Title
CN103947818B (en) * 2014-04-22 2016-01-20 钦州市山海生物科技有限公司 A kind of preparation method of squid active peptide
CN105325670A (en) * 2015-09-11 2016-02-17 舟山福氏食品科技有限公司 Processing method for preparing biological enzymatic hydrolysis protein from squid leftovers
CN105925649B (en) * 2016-05-31 2020-01-07 舟山赛莱特海洋科技有限公司 Preparation method of low-molecular-weight degreased squid protein functional active peptide
CN106962940A (en) * 2017-02-13 2017-07-21 浙江海洋大学 A kind of preparation method of compound squid protein oral liquor
CN111329030A (en) * 2020-04-09 2020-06-26 集美大学 Method for producing seafood seasoning by using eel processing by-product

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101003827A (en) * 2007-01-09 2007-07-25 中国海洋大学 Method for preparing bioactive peptide of collagen from squid skin, and application
CN101343653A (en) * 2008-08-22 2009-01-14 中国海洋大学 Preparation method for holothurian collagen active peptide and application thereof
CN101407834A (en) * 2008-11-05 2009-04-15 泰祥集团技术开发有限公司 Method for preparing collagen peptide by using cod skin
CN101607982A (en) * 2008-06-19 2009-12-23 陈栋梁 A kind of fish skin collagen peptide of Pear Power effect and preparation technology thereof and purposes
CN101628938A (en) * 2009-08-12 2010-01-20 江苏省海洋资源开发研究院 Extraction technology of macromolecular collagen protein

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101003827A (en) * 2007-01-09 2007-07-25 中国海洋大学 Method for preparing bioactive peptide of collagen from squid skin, and application
CN101607982A (en) * 2008-06-19 2009-12-23 陈栋梁 A kind of fish skin collagen peptide of Pear Power effect and preparation technology thereof and purposes
CN101343653A (en) * 2008-08-22 2009-01-14 中国海洋大学 Preparation method for holothurian collagen active peptide and application thereof
CN101407834A (en) * 2008-11-05 2009-04-15 泰祥集团技术开发有限公司 Method for preparing collagen peptide by using cod skin
CN101628938A (en) * 2009-08-12 2010-01-20 江苏省海洋资源开发研究院 Extraction technology of macromolecular collagen protein

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Inventor after: He Pengfei

Inventor before: Fang Xubo

Inventor before: Chen Xiaoe

Inventor before: Yu Hui

Inventor before: Chen Jing

Inventor before: Xie Ningning

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Address after: 100070 Liu Zhuangzi, Beijing, Fengtai District, building 14, A115, 119

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Address before: 316004 College of food and pharmacy, Zhejiang Ocean University, Zhoushan, Zhejiang, China

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