CN110467684A - A kind of method of cation macroreticular resin purification Blackfungus polyhexose - Google Patents

A kind of method of cation macroreticular resin purification Blackfungus polyhexose Download PDF

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Publication number
CN110467684A
CN110467684A CN201810445945.2A CN201810445945A CN110467684A CN 110467684 A CN110467684 A CN 110467684A CN 201810445945 A CN201810445945 A CN 201810445945A CN 110467684 A CN110467684 A CN 110467684A
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many candies
thick many
resin
water
black fungus
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赵鑫
夏冰
周芳
宋子悦
李珊
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Northeast Forestry University
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Northeast Forestry University
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0003General processes for their isolation or fractionation, e.g. purification or extraction from biomass

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Sustainable Development (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

The invention discloses a kind of methods of cationic macroreticular resin purification black fungus Thick many candies, belong to field of biotechnology.This method includes the following steps: the pretreatment of A. raw material;B. hot water extraction prepares Thick many candies;C. 732 resin cation of macroreticular resin is handled;D. dialysis removes small molecule;E. vacuum freeze drying;It is prepared into the black fungus Thick many candies of purification.This method can remove most of albumen and small molecular weight impurity, be suitble to industrialized production Blackfungus polyhexose.

Description

A kind of method of cation macroreticular resin purification Blackfungus polyhexose
Technical field
The invention belongs to field of biotechnology, are specifically related to a kind of slightly more using 732 resin cations purification black fungus The method of sugar.
Background technique
Black fungus [Auricularia auricular (L.ex Hook) Underw] also known as wood fungus, tree chicken, black dish, are us The medicinal and edible fungus of state's preciousness, belongs to agaric system Mycophyta Basidiomycetes.Main product is lucky in Heilongjiang Province's Xing'anling mountains The ground such as woods Changbai Mountain.Studies have shown that Blackfungus polyhexose is one of most effective active constituent in black fungus, there is enhancing body to exempt from The biological functions such as epidemic disease power, anti-oxidant, anti-aging, anti-cancer, anticancer, it has also become one of hot fields studied both at home and abroad.But mesh The preceding research isolated and purified to Blackfungus polyhexose is incomplete.
Due to the complicated composition of polysaccharide, the molecular size of polysaccharide crude extract is not exactly the same, and the black wood after extraction Contain a certain amount of albumen, pigment and small-molecule substance in ear Thick many candies, influences the further research of the chemical structure of polysaccharide, because This is it is necessary to further isolate and purify Thick many candies, but the conventional method for removing the protein in Thick many candies is with Sevage method Main, the organic solvent that this method uses is toxic, may will affect the bioactivity of polysaccharide, being also not suitable for will be pure by this method The Thick many candies changed are used to prepare food or drug.
Macroreticular resin has macropore stereoscopic three-dimensional reticular structure and a biggish specific surface area, internal hole it is not only more but also Greatly, activated centre is more, and ion diffusion velocity is very fast, and ion-exchange speed is also fast, therefore has good exchange adsorption activity.Closely It is widely used in the purification of the active constituent of natural products over year, certain macroreticular resins have been used up the research of the deproteinized in polysaccharide In, achieve good effect.732 cationic macroreticular resin, has skeleton identical with macroporous adsorbent used by this law Structure, after macroporous adsorbent synthesis, obtained strong acidic ion resin after being re-introduced into chemical functional group can be with hydrogen The various cations that ion exchange is encountered, therefore can better adsorbed proteins and polysaccharide.But under different conditions, egg White matter is different with the adsorption effect of polysaccharide, can utilize this property, separating polyose and protein.
The easy to operate of isolating protein is gone using ion-exchange-resin process, required equipment is simple, and it is at low cost, shorten production week Phase, treating capacity is big, and does not have the problem of organic reagent remains, is suitable for large-scale industrial production.And it can not only be removed Protein also has certain effect for decoloration.
The patent of related Blackfungus polyhexose preparation aspect has, patent 1: the extracting method (application publication number of Auricularia polysaccharide It CN106589156A is exactly) using Sevage method deproteinized;A kind of patent 2: preparation method (application publication number of Auricularia polysaccharide CN107177007A it is) being used cooperatively using a variety of enzymes, the hypolipidemic activity of polysaccharide is improved, for whether removing protein not It refers to.
Summary of the invention
The object of the present invention is to provide a kind of techniques for refining black fungus Thick many candies, and core of the invention technology is: application Cation exch ange adsorption resin replaces traditional Sevage method, and scale industrialization is suitble to prepare black fungus Thick many candies.
The technical solution adopted by the invention is as follows:
Black fungus Thick many candies are refined using 732 resin cations, include the following steps: the pretreatment of A. raw material;B. hot water extraction Prepare Thick many candies;C. 732 resin cation of macroreticular resin is handled;D. dialysis removes small molecule;E. vacuum freeze drying;It is prepared into The black fungus Thick many candies of purification.
Mentioned-above method, Preferable scheme is that, the pretreatment of step A. raw material refers to, takes dry black fungus heat Bubble sends out 2-4h, takes the black fungus after being soaked to be placed in juice extractor, the water that 1:1.5-3 is added smashes raw material.
Mentioned-above method, Preferable scheme is that, step B. hot water extraction prepares Thick many candies and refers to, by the original after smashing Water is added by solid-to-liquid ratio 1:80-100 in material, and the pH of water is 8-10, and 4h, 4 layers of filtered through gauze, by filter residue are extracted in 90 DEG C of water-baths Extraction 2 times is repeated, merges each filtrate, is centrifuged 20min under the conditions of 4000rpm/min, obtain the extraction of black fungus Thick many candies Liquid.
Mentioned-above method, Preferable scheme is that, the processing of 732 resin cation of step C. macroreticular resin refers to, black wood The extracting solution of ear Thick many candies is added in the resin chromatography column of pretreated 732 resin cation, high according to the diameter of amount of resin Than for 1:15-25, flow control is 5-7 in 1-2.5mL/min, extracting solution pH, extracting solution solubility is 0.2-0.5mg/mL, is extracted Liquid dosage is the condition of 20mL, collects efflux.The pretreatment of resin is referred to, 732 cation exchange resins use first Distilled water is swollen, and is taken its amount to be approximately equal to twice of resin volume processed, resin is placed in distilled water after stirring evenly and is carried out Natural subsidence, inclines the floating material in supernatant after a period of time, then adds the water mixing of certain volume, is repeated several times .It goes after water plus 4h is impregnated in 4 times of amount 1mol/L hydrochloric acid stirrings, after draining acid solution, distilled water is washed till weakly acidic pH repeatedly.Again plus 4 4h is impregnated in the 1mol/L sodium hydroxide stirring of amount again, after draining lye, after distilled water is washed till weakly acidic pH repeatedly, and measured with 4 times 4h is impregnated in the stirring of 1mol/L hydrochloric acid.Finally neutrality is washed to distillation.
Mentioned-above method, Preferable scheme is that, step D. dialysis removes small molecule and refers to, by bag filter in boiling water 10min is boiled, is packed into polysaccharide solution, and by both sides rope tying, first with tap water dialysis 48h, is then dialysed with distilled water 24h。
Mentioned-above method, Preferable scheme is that, step E. vacuum freeze drying refers to, the solution after dialysis is poured into Surface plate, pre-freeze for 24 hours, is then placed in vacuum freeze-drying machine and is freeze-dried in refrigerator, and the black fungus refined is thick Polysaccharide.
The invention discloses a kind of preparation process for refining black fungus Thick many candies, preparation process is as follows: 1, the pre- place of raw material Reason;2, hot water extraction prepares Thick many candies;3,732 resin cation of macroreticular resin is handled;4, dialysis removes small molecule;5, vacuum is cold It is lyophilized dry.The most of protein of removing is finally obtained using the technique and pigment, the black fungus Thick many candies of small molecular weight impurity obtain Higher polysaccharide retention rate, albumen removal efficiency.
Specific embodiment
Technical solution of the present invention is described in detail below with reference to embodiment, but the scope of protection is not limited by this.
Embodiment 1 refines black fungus Thick many candies using 732 resin cations, includes the following steps:
A. it the pretreatment of raw material: takes dry black fungus to be soaked 2h with hot water, takes the black fungus after being soaked to be placed in juice extractor, add The water for entering 1:1.5 smashes raw material.
B. hot water extraction prepares Thick many candies: water is added by solid-to-liquid ratio 1:80 in the raw material after smashing, the pH of water is 8,90 4h is extracted in DEG C water-bath, filter residue is repeated extraction 2 times, merges each filtrate, in 4000rpm/min item by 4 layers of filtered through gauze It is centrifuged 20min under part, obtains the extracting solution of black fungus Thick many candies.
C. 732 resin cation of macroreticular resin is handled: the extracting solutions of black fungus Thick many candies be added pretreated 732 sun from In the resin chromatography column of subtree rouge, compare according to the diameter height of amount of resin for 1:15, flow control is in 1mL/min, extracting solution pH 5, extracting solution solubility is 0.2mg/mL, and extracting solution dosage is the condition of 20mL, collects efflux.
D. dialysis removes small molecule: bag filter being boiled 10min in boiling water, is packed into polysaccharide solution, and both sides are restricted Then sub- tying is dialysed for 24 hours first with tap water dialysis 48h with distilled water.
E. vacuum freeze drying: the solution after dialysis is poured into surface plate, pre-freeze for 24 hours, is then placed in vacuum in refrigerator The black fungus Thick many candies for being freeze-dried, and being refined in freeze dryer.
Embodiment 2 refines black fungus Thick many candies using 732 resin cations, includes the following steps:
A. it the pretreatment of raw material: takes dry black fungus to be soaked 4h with hot water, takes the black fungus after being soaked to be placed in juice extractor, add The water for entering 1:3 smashes raw material.
B. hot water extraction prepares Thick many candies: water is added by solid-to-liquid ratio 1:100 in the raw material after smashing, the pH of water is 10, In 4h is extracted in 90 DEG C of water-baths, filter residue is repeated extraction 2 times, merges each filtrate, in 4000rpm/min by 4 layers of filtered through gauze Under the conditions of be centrifuged 20min, obtain the extracting solution of black fungus Thick many candies.
C. 732 resin cation of macroreticular resin is handled: the extracting solutions of black fungus Thick many candies be added pretreated 732 sun from In the resin chromatography column of subtree rouge, compare according to the diameter height of amount of resin for 1:25, flow control is in 2.5mL/min, extracting solution pH It is 7, extracting solution solubility is 0.5mg/mL, and extracting solution dosage is the condition of 20mL, collects efflux.
D. dialysis removes small molecule: bag filter being boiled 10min in boiling water, is packed into polysaccharide solution, and both sides are restricted Then sub- tying is dialysed for 24 hours first with tap water dialysis 48h with distilled water.
E. vacuum freeze drying: the solution after dialysis is poured into surface plate, pre-freeze for 24 hours, is then placed in vacuum in refrigerator The black fungus Thick many candies for being freeze-dried, and being refined in freeze dryer.
Embodiment 3 refines black fungus Thick many candies using 732 resin cations, includes the following steps:
A. it the pretreatment of raw material: takes dry black fungus to be soaked 4h with hot water, takes the black fungus after being soaked to be placed in juice extractor, add The water for entering 1:1.5 smashes raw material.
B. hot water extraction prepares Thick many candies: water is added by solid-to-liquid ratio 1:90 in the raw material after smashing, the pH of water is 10,90 4h is extracted in DEG C water-bath, filter residue is repeated extraction 2 times, merges each filtrate, in 4000rpm/min item by 4 layers of filtered through gauze It is centrifuged 20min under part, obtains the extracting solution of black fungus Thick many candies.
C. 732 resin cation of macroreticular resin is handled: the extracting solutions of black fungus Thick many candies be added pretreated 732 sun from In the resin chromatography column of subtree rouge, compare according to the diameter height of amount of resin for 1:20, flow control is in 1mL/min, extracting solution pH 6, extracting solution solubility is 0.4mg/mL, and extracting solution dosage is the condition of 20mL, collects efflux.
D. dialysis removes small molecule: bag filter being boiled 10min in boiling water, is packed into polysaccharide solution, and both sides are restricted Then sub- tying is dialysed for 24 hours first with tap water dialysis 48h with distilled water.
E. vacuum freeze drying: the solution after dialysis is poured into surface plate, pre-freeze for 24 hours, is then placed in vacuum in refrigerator The black fungus Thick many candies for being freeze-dried, and being refined in freeze dryer.
Embodiment 4 refines black fungus Thick many candies using 732 resin cations, includes the following steps:
A. it the pretreatment of raw material: takes dry black fungus to be soaked 2h with hot water, takes the black fungus after being soaked to be placed in juice extractor, add The water for entering 1:3 smashes raw material.
B. hot water extraction prepares Thick many candies: water is added by solid-to-liquid ratio 1:80 in the raw material after smashing, the pH of water is 10,90 4h is extracted in DEG C water-bath, filter residue is repeated extraction 2 times, merges each filtrate, in 4000rpm/min item by 4 layers of filtered through gauze It is centrifuged 20min under part, obtains the extracting solution of black fungus Thick many candies.
C. 732 resin cation of macroreticular resin is handled: the extracting solutions of black fungus Thick many candies be added pretreated 732 sun from In the resin chromatography column of subtree rouge, compare according to the diameter height of amount of resin for 1:20, flow control is in 2.5mL/min, extracting solution pH It is 6, extracting solution solubility is 0.4mg/mL, and extracting solution dosage is the condition of 20mL, collects efflux.
D. dialysis removes small molecule: bag filter being boiled 10min in boiling water, is packed into polysaccharide solution, and both sides are restricted Then sub- tying is dialysed for 24 hours first with tap water dialysis 48h with distilled water.
E. vacuum freeze drying: the solution after dialysis is poured into surface plate, pre-freeze for 24 hours, is then placed in vacuum in refrigerator The black fungus Thick many candies for being freeze-dried, and being refined in freeze dryer.
The measurement of 3 gained Blackfungus polyhexose content of test example experimental example and protein content and removal of protein rate and The calculating of polysaccharide retention rate.
Determination of polysaccharide uses phend-sulphuric acid, and protein content determination uses dying method with coomassie brilliant blue.
Removal of protein rate %=(C0-C)/C0× 100%, C0 is the original concentration of protein in extracting solution in formula, and C is Cross the concentration of protein in efflux after column.
Polysaccharide retention rate %=C/C0× 100%, C0 is the original concentration of polysaccharide in extracting solution in formula, and C was to flow after column Out in liquid polysaccharide concentration.
The method that the present invention refines Blackfungus polyhexose using 732 resin cations, compared with the polysaccharide solution before processing Compared with removal of protein rate is 90%, and polysaccharide retention rate is 69%.

Claims (6)

1. refining black fungus Thick many candies using 732 resin cations, include the following steps: the pretreatment of A. raw material;B. hot water soaks Obtain through refining standby Thick many candies;C. 732 resin cation of macroreticular resin is handled;D. dialysis removes small molecule;E. vacuum freeze drying;Preparation The black fungus Thick many candies that must be refined.
2. according to the method described in claim 1, it is characterized in that, the pretreatment of step A. raw material refers to, takes dry black fungus It is soaked 2-4h with hot water, takes the black fungus after being soaked to be placed in juice extractor, the water that 1:1.5-3 is added smashes raw material.
3. according to the method described in claim 1, it is characterized in that, step B. hot water extraction prepares Thick many candies and refers to, after smashing Raw material water is added by solid-to-liquid ratio 1:80-100, the pH of water is 8-10,4h is extracted in 90 DEG C of water-baths, 4 layers of filtered through gauze will Filter residue repeats extraction 2 times, merges each filtrate, is centrifuged 20min under the conditions of 4000rpm/min, obtains black fungus Thick many candies Extracting solution.
4. according to the method described in claim 1, it is characterized in that, 732 resin cation of step C. macroreticular resin processing refers to, it is black The extracting solution of agaric Thick many candies is added in the resin chromatography column of pretreated 732 resin cation, according to the diameter of amount of resin Height is than being 1:15-25, and flow control is 5-7 in 1-2.5mL/min, extracting solution pH, and extracting solution solubility is 0.2-0.5mg/mL, mentions Taking liquid dosage is the condition of 20mL, collects efflux.
5. according to the method described in claim 1, it is characterized in that, step D. dialysis remove small molecule refer to, bag filter is being boiled 10min is boiled in water, is packed into polysaccharide solution, and by both sides rope tying, first with tap water dialysis 48h, then uses distilled water Dialysis is for 24 hours.
6. according to the method described in claim 1, it is characterized in that, step E. vacuum freeze drying refers to, by the solution after dialysis Pour into surface plate, in refrigerator pre-freeze for 24 hours, the black wood for being then placed in vacuum freeze-drying machine and being freeze-dried, and refined Ear Thick many candies.
CN201810445945.2A 2018-05-11 2018-05-11 A kind of method of cation macroreticular resin purification Blackfungus polyhexose Pending CN110467684A (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63226293A (en) * 1987-03-17 1988-09-20 Takasago Corp Production of polysaccharide of auricularia auricula
US20030225001A1 (en) * 2002-06-04 2003-12-04 Chan Sun Sun Preparation of an auricularia auricula polysaccharide and its use in mammals
CN101514234A (en) * 2009-03-09 2009-08-26 王振宇 Blackfungus polyhexose extraction method
CN101812137A (en) * 2009-12-28 2010-08-25 大兴安岭科丽尔生物工程有限责任公司 Method for enriching agaric polysaccharide in purified black agaric by using macroporous absorption resin
CN102585032A (en) * 2012-03-09 2012-07-18 武汉大学 Water-soluble polysaccharide extracted from black fungus and preparation method thereof
CN104031159A (en) * 2014-06-25 2014-09-10 陈文灵 Method for refining inonotus obliquus crude polysaccharide by use of 732 cationic resin

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63226293A (en) * 1987-03-17 1988-09-20 Takasago Corp Production of polysaccharide of auricularia auricula
US20030225001A1 (en) * 2002-06-04 2003-12-04 Chan Sun Sun Preparation of an auricularia auricula polysaccharide and its use in mammals
CN101514234A (en) * 2009-03-09 2009-08-26 王振宇 Blackfungus polyhexose extraction method
CN101812137A (en) * 2009-12-28 2010-08-25 大兴安岭科丽尔生物工程有限责任公司 Method for enriching agaric polysaccharide in purified black agaric by using macroporous absorption resin
CN102585032A (en) * 2012-03-09 2012-07-18 武汉大学 Water-soluble polysaccharide extracted from black fungus and preparation method thereof
CN104031159A (en) * 2014-06-25 2014-09-10 陈文灵 Method for refining inonotus obliquus crude polysaccharide by use of 732 cationic resin

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
XIN ZHAO等: ""Optimization of ultrasonic wave extraction technology of Polysaeeharides from aurieularia aurieula by response surface methodology and molecular weight distributions"", 《ADVANCED MATERIALS RESEARCH》 *
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赵鑫: ""黑木耳分级多糖抗氧化活性及其相关生理功能研究"", 《万方数据知识服务平台》 *

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