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CN1161368C - Production method of phycocolloid oligosaccharide - Google Patents

Production method of phycocolloid oligosaccharide Download PDF

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Publication number
CN1161368C
CN1161368C CNB011079525A CN01107952A CN1161368C CN 1161368 C CN1161368 C CN 1161368C CN B011079525 A CNB011079525 A CN B011079525A CN 01107952 A CN01107952 A CN 01107952A CN 1161368 C CN1161368 C CN 1161368C
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CN
China
Prior art keywords
oligosaccharides
algin
manufacture method
oligosaccharide
oxidizing agent
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.)
Expired - Fee Related
Application number
CNB011079525A
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Chinese (zh)
Other versions
CN1380342A (en
Inventor
管华诗
李桂玲
于广利
陈娥功
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.)
Qingdao Haidahai Sugar Biotechnology Co Ltd
Original Assignee
Ocean University of Oingdao
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 Ocean University of Oingdao filed Critical Ocean University of Oingdao
Priority to CNB011079525A priority Critical patent/CN1161368C/en
Publication of CN1380342A publication Critical patent/CN1380342A/en
Application granted granted Critical
Publication of CN1161368C publication Critical patent/CN1161368C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

一种褐藻胶寡糖的制造方法,包括将褐藻胶分解成寡糖,并分离不同聚合度的寡糖,其特征是所述的分解为在氧化剂存在下的酸水解。所述的氧化剂为过氧化氢或次氯酸钠,其用量为褐藻酸钾水溶液的1-10%。所述的分离采用Bio-Gel-P6或Superdex30柱进行分离。本发明使用的氧化剂和酸的价格低廉,便于大规模生产,并且生产的速度快。A method for producing algin oligosaccharides, comprising decomposing algin into oligosaccharides and separating oligosaccharides with different degrees of polymerization, characterized in that the decomposition is acid hydrolysis in the presence of an oxidizing agent. The oxidizing agent is hydrogen peroxide or sodium hypochlorite, and its consumption is 1-10% of the potassium alginate aqueous solution. The separation is carried out with Bio-Gel-P6 or Superdex30 column. The oxidizing agent and acid used in the invention are cheap, convenient for large-scale production, and the production speed is fast.

Description

A kind of manufacture method of algin oligosaccharide
The present invention relates to a kind of manufacture method of algin oligosaccharide.
Algin is nontoxic, has obtained widespread use in food and medicine, but because the high molecular algin is not easy to be absorbed by human consumption, as reduces its molecular weight and obtain corresponding oligosaccharides, just can greatly improve its bioavailability, gives full play to its biological action.Preparation and application facet at algin oligosaccharide, there is a Japanese Patent (patent No. JP05304974) to disclose a kind of method that adopts the algin enzyme to prepare algin oligosaccharide, earlier 20 ℃ of pre-down algin degradation bacteria of cultivating, cultivated 24 hours down at 25 ℃ again, therefrom extract the algin enzyme again, following at 40 ℃ then with this enzymic hydrolysis Potassium polyalginate, obtain oligosaccharide mixture, adopt the Dowex50w ion exchange resin treatment to neutralize with calcium hydroxide, and with obtaining the oligosaccharides calcium salt after the separation of BioGel P-GDG column chromatography.This patent is applied to the oligosaccharides calcium salt to bring high blood pressure down.But it is long to be equipped with the required enzymolysis time of algin oligosaccharide (24 hours) with this legal system, agents useful for same price height, thereby be difficult for commercialization.
The purpose of this invention is to provide the method that a kind of oxidizing acid hydrolysis prepares algin oligosaccharide, but with its mass production algin oligosaccharide, can remedy the above-mentioned deficiency of prior art.
A kind of manufacture method of algin oligosaccharide comprises algin is hydrolyzed into oligosaccharides, and separates the oligosaccharides of different polymerization degree, it is characterized in that the described acid hydrolysis that is hydrolyzed in the presence of oxygenant.
The oxygenant that the present invention uses is cheap with acid, is convenient to scale operation, and the speed of producing is fast.
Below by embodiment the present invention is described.
It is 3 the aqueous solution that oligomeric Potassium polyalginate (molecular-weight average 10000) is made into concentration expressed in percentage by weight, be that the hydrochloric acid of 2mol/L is adjusted to pH4 with concentration then, add oxygenant and carry out oxidation, making its concentration expressed in percentage by weight is 2, in autoclave, be hydrolyzed 3 hours at 105 ℃, the cooling back is adjusted to pH7 with potassium hydroxide, behind 0.45 μ m membrane filtration, rotary evaporation concentrates, adopt polyacrylamide gel P6 (Bio-Gel-P6) or dextran to separate with agarose cross linked gel 30 (Superdex30) post, carry out wash-out with 0.1mol/L (pH7) phosphoric acid buffer, obtain the oligosaccharides that the polymerization degree is 2-12, after sephadex G 10 (Superdex G10) desalination, lyophilize obtains white powder and is oligosaccharides product of the present invention.This oligosaccharides has mannuronic acid oligosaccharide (being called for short M) and guluronic acid oligosaccharides (being called for short G), and the part by weight of the two is 2/1 to 3/1.Oxygenant is hydrogen peroxide or inferior hydracid sodium, and its consumption is the 1%-10% (by weight) of alginate aqueous solution.Hydrolysis is carried out in autoclave in the present embodiment, and temperature is 100-120 ℃, and the time is 2-4 hour.

Claims (4)

1, a kind of manufacture method of algin oligosaccharide comprises algin is hydrolyzed into oligosaccharides, and separates the oligosaccharides of different polymerization degree, it is characterized in that the described acid hydrolysis that is hydrolyzed in the presence of oxygenant.
2, manufacture method as claimed in claim 1, its feature is hydrogen peroxide or clorox with regard to described oxygenant, consumption is the 1%-10% of alginate aqueous solution weight.
3, manufacture method as claimed in claim 1 is characterized in that described separation adopts polyacrylamide gel P6 or dextran to separate with agarose cross linked gel 30 posts.
4, manufacture method as claimed in claim 1 is characterized in that described hydrolysis carries out in autoclave, temperature is 100-120 ℃, and the time is 2-4 hour.
CNB011079525A 2001-04-07 2001-04-07 Production method of phycocolloid oligosaccharide Expired - Fee Related CN1161368C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB011079525A CN1161368C (en) 2001-04-07 2001-04-07 Production method of phycocolloid oligosaccharide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB011079525A CN1161368C (en) 2001-04-07 2001-04-07 Production method of phycocolloid oligosaccharide

Publications (2)

Publication Number Publication Date
CN1380342A CN1380342A (en) 2002-11-20
CN1161368C true CN1161368C (en) 2004-08-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB011079525A Expired - Fee Related CN1161368C (en) 2001-04-07 2001-04-07 Production method of phycocolloid oligosaccharide

Country Status (1)

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CN (1) CN1161368C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1562050A (en) 2004-03-24 2005-01-12 中国海洋大学 Use of oligose alginate in anti-dementia and anti-diabetes
CN100372542C (en) * 2004-04-16 2008-03-05 中国海洋大学 Application of algin oligosaccharides as prebiotics
CN1321139C (en) * 2004-11-22 2007-06-13 青岛明月海藻集团有限公司 Production process of algin oligose
CN1920002B (en) * 2005-08-22 2011-06-08 中国海洋大学 Novel vibrionaceae vibrio bacterial strain and application thereof
CN101037456B (en) * 2007-04-24 2010-05-26 宁波大学 Preparation method of algin oligosaccharide
CN101889027B (en) * 2007-12-29 2013-05-01 于传兴 Alginic acid with low molecular weight, its salts, uses, preparative methods, pharmaceutical compositions and foods
CN102391317A (en) * 2011-08-05 2012-03-28 宁夏万胜生物工程有限公司 Method for separating alginate-derived oligosaccharides from alginate-derived oligosaccharide fermentation liquor

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Patentee before: Qingdao Ocean University of China Holdings Limited

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Denomination of invention: Production method of phycocolloid oligosaccharide

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