CN106858588A - The preparation method and applications of schlempe alkali in fermented food - Google Patents

The preparation method and applications of schlempe alkali in fermented food Download PDF

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Publication number
CN106858588A
CN106858588A CN201710036295.1A CN201710036295A CN106858588A CN 106858588 A CN106858588 A CN 106858588A CN 201710036295 A CN201710036295 A CN 201710036295A CN 106858588 A CN106858588 A CN 106858588A
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schlempe
alkali
supernatant
fermented food
preparation
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CN106858588B (en
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崔春
朱西平
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South China University of Technology SCUT
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South China University of Technology SCUT
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    • 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

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Abstract

The invention discloses the preparation method of schlempe alkali in fermented food and application.The method comprises the following steps:(1)Aspergillus oryzae is inoculated with after soy-bean whey is heat-treated or aspergillus niger is cultivated, obtain whey nutrient solution;(2)The whey nutrient solution that will be obtained is hydrolyzed after mixing with saline solution, obtains hydrolyzate, centrifugation, goes precipitation, obtains hydrolyzing supernatant;(3)Hydrolysis supernatant is extracted with absolute ethyl alcohol, the chilled centrifuge refrigerated centrifuge of extract obtains supernatant, stood, precipitation is crystallized and removes crystallization;(4)Supernatant after removal crystallization is concentrated, vacuum freeze drying obtains schlempe alkali., using the micro-organisms schlempe alkali for allowing to use in wholefood composition and food industry, without fine chemical product, non-secondary pollution, and reaction condition are gentle, and energy consumption is low, and security is good for the inventive method.Obtained schlempe alkali can be used to prepare bioactivator or local flavor conditioning agent or be applied to prepare compound essence or spices.

Description

The preparation method and applications of schlempe alkali in fermented food
Technical field
The present invention relates to the preparing technical field of schlempe alkali, and in particular in fermented food the preparation method of schlempe alkali and its Using.
Background technology
Schlempe alkali is a kind of compound of hyperfluorescence yellow, is a kind of indole alkaloid derivative with light bitter taste.The change Compound has various physiologically actives, with NF-kappa B Inflammatory Pathways are suppressed, with Anti-HIV-1 Active, active anticancer, resists and swells Tumor activity, anti-neuroinflamation activity (Dong-Cheol Kim, et al.Anti-neuro inflammatory activities of indole alkaloids from kanjang(Korean fermented soy source)in lipopolysaccharide-induced BV2microglial cells[J].Food chemistry,2016;Bao- ning,Su.Bioactive constituents of the seeds of Brucea javanica[J].Plant Med, 2002.)。
Schlempe alkali first time in 1936 finds from sake, later repeatedly by scientist from rice vinegar, soy sauce, high plant It is isolated in thing and fungi, and prove that the compound has Anti-HIV-1 Active, antitumor activity.Yao Lei et al. (Yao Lei, Xu Good hero, Xue Chenhua waits bacteriostatic activity and its metabolite research [J] tropical and subtropical plant journal of Acremonium fungies 2012,20(2):192-196.) find that schlempe alkali has stronger inhibitory action to staphylococcus aureus;(Zhao such as Zhao Xuejiao Snow is tender, Wang Haifeng, Zhao Danqi, waits the separation of Radix Angelicae Sinensis chemical compositions with identification [J] Shenyang Pharmaceutical Universities journals .2013,30 (3):Schlempe alkali 182-185.) is isolated and purified out from Radix Angelicae Sinensis;(Wang Hongping, Cao Fang, Yang Xiuwei wait polygonum capitatum ground to Wang Hong equalitys Chemical constitution study [J] Chinese herbal medicines .2013,44 (1) of upper part:Schlempe alkali 24-30.) is isolated from polygonum capitatum;Dong Ze (Dong Zejun, Wang Fei, Wang Ruirui wait Anti-HIV-1 Active composition [J] Chinese herbal medicine in Suillus granulatus (L. Ex Franch.) Ktze fructifications for army et al. .2007,8(3):337-339.) find that schlempe alkali has the activity of anti-HIV-1, but it is weaker to the toxicity of C8166 cells, CC50 is 87.86 μ g/mL, and the EC50 that plasomidum suppression is formed to HIV-1 induction C8166 cells is 7.27 μ g/mL, therapeutic index (TI values) is 12.09;(Li Dongmei, Wu Xin, Ji Xincen wait plant endogenesis epiphytes Alternaria to Li Dongmei etc. Research [J] Chinese Pharmaceutical Journals .2014,49 (6) of tenuissima SY-P-07 secondary metabolites:464-468.) from Fungi Alternaria tenuissima SY-P-07 have also isolated this compound.
Research mainly carries out separation identification to the compound both at home and abroad at present, additionally, to the microbial fermentation of the compound Preparation method is not reported.
The content of the invention
The invention provides the preparation method of schlempe alkali in fermented food and application.The method utilizes aspergillus oryzae or aspergillus niger Prepared by fermentation, using natural medium and food strain, security is good, and the schlempe alkali for obtaining has good biological activity and sauce Fragrant savoury.
The inventive method is achieved through the following technical solutions.
The preparation method of schlempe alkali, comprises the following steps in fermented food:
(1) soy-bean whey is mixed with water, is inoculated with aspergillus oryzae after heating or aspergillus niger is cultivated, obtain whey culture Liquid;
(2) the whey nutrient solution that will be obtained is hydrolyzed after mixing with saline solution, obtains hydrolyzate, centrifugation, goes precipitation, obtains To hydrolysis supernatant;
(3) hydrolysis supernatant is extracted with absolute ethyl alcohol, refrigerated centrifuge obtains supernatant, is stood, separate out crystallization simultaneously Removal crystallization;
(4) supernatant after removal crystallization is concentrated, vacuum freeze drying obtains the schlempe alkali.
Further, in step (1), the soy-bean whey is 1 with the mass ratio of water:2~3.
Further, in step (1), the heating is 10~15min of heating at 100 DEG C.
Further, in step (1), the culture is 40~48h of shaking table culture at 28~32 DEG C.
Further, in step (1), the inoculum concentration of the aspergillus oryzae or aspergillus niger for soy-bean whey weight 0.02%~ 0.06%.
Further, in step (2), the mass concentration of the saline solution is 10~25%.
Further, in step (2), the Daqu is 1 with the weight ratio of saline solution:2~5.
Further, in step (2), the temperature of the hydrolysis is 20~30 DEG C, and the time of hydrolysis is 30~60d.
Further, in step (2), the rotating speed of the centrifugation is 1500rpm~8000rpm, and the time is 3~20min.
Further, in step (3), the hydrolysis supernatant is 1 with the volume ratio of absolute ethyl alcohol:6~9.
Further, in step (3), the number of times of the extraction is 1~3 time, preferably 3 times.
Further, in step (3), the temperature of the refrigerated centrifuge is 4 DEG C, and rotating speed is 4500rpm~8000rpm, when Between be 2min~5min.
Further, in step (3), the time of the standing is 7~14 days.
Further, in step (4), it is described concentration be concentrated into volume be removal crystallization after supernatant volume 1/4 ~1/2.
Schlempe alkali obtained in preparation method described in any of the above-described is applied to prepare bioactivator or local flavor conditioning agent, The local flavor conditioning agent of preparation is used to strengthen and improve soy sauce or the savoury of sauce.
Schlempe alkali obtained in preparation method described in any of the above-described is applied to prepare compound essence or spices.
Compared with prior art, the invention has the advantages that:
The inventive method using the micro-organisms schlempe alkali for allowing to use in wholefood composition and food industry, without essence Refinement chemical product, non-secondary pollution, and reaction condition is gentle, energy consumption is low, and security is good.
Brief description of the drawings
Fig. 1 is the liquid phase figure of schlempe alkali prepared by embodiment 1;
Fig. 2 is the first mass spectrometric figure of schlempe alkali prepared by embodiment 1;
Fig. 3 is the second order mses figure of schlempe alkali prepared by embodiment 1;
Fig. 4 is the second order mses figure of schlempe alkali mark product.
Specific embodiment
Specific implementation of the invention is described further with reference to embodiments, but implementation of the invention and protection domain Not limited to this.
Embodiment 1
(1) soy-bean whey is mixed with 3 times of water, 100 DEG C of heating 15min meet the meter Qu of 0.02% kind of soy-bean whey weight It is mould to carry out 28 DEG C of shaking table culture 40h, obtain whey nutrient solution;
(2) it is 10% (w/w) saline solution with weight 1 by whey nutrient solution and concentration:2 mixing, 20 DEG C of hydrolysis 30d, obtain water Solution liquid;
(3) hydrolyzate 8000rpm is centrifuged 3min, removal precipitation obtains hydrolysis supernatant;
(4) supernatant will be hydrolyzed with absolute ethyl alcohol with 1:6 ratio is extracted, and is extracted 3 times, refrigerated centrifuge (4 DEG C, 8000rpm, 3min), obtain supernatant;
(5) supernatant is placed 7 days, there is crystallization to separate out, removal crystallization;
(6) by supernatant concentration, concentration volume is a quarter of supernatant, and vacuum freeze drying dries sample for schlempe Alkali, is a kind of compound of hyperfluorescence yellow.
Dry liquid phase figure, first mass spectrometric figure and second order mses figure such as Fig. 1-3 for being obtained through gas chromatography-mass spectrography of sample It is shown, understand that the sample that dries for obtaining is turned out to be with reference to the second order mses figure (such as Fig. 4) of Fig. 1~3 and schlempe alkali standard items:
1-[5-(Hydroxymethyl)-2-furanyl]-9H-pyrido[3,4-b]indole-3-carboxylic Acid, its structural formula is as follows:
Through sense organ appraise, the schlempe alkali for obtaining has light bitter taste.
The schlempe alkali for obtaining has and suppresses body inflammatory path, improves immunity of organisms, and being added in flavouring to promote The savoury of flavouring.
Embodiment 2
(1) soy-bean whey is mixed with 2 times of water, 100 DEG C of heating 15min are inoculated with the black of 0.03% kind of soy-bean whey weight Aspergillus carries out 32 DEG C of shaking table culture 48h, obtains whey nutrient solution;
(2) it is 18% (w/w) saline solution with 1 by whey nutrient solution and concentration:3 mixing, 25 DEG C of hydrolysis 40d, obtain hydrolyzate;
(3) hydrolyzate 8000rpm is centrifuged 3min, removal precipitation obtains hydrolysis supernatant;
(4) supernatant will be hydrolyzed with absolute ethyl alcohol with 1:8 ratio is extracted, and is extracted 3 times, refrigerated centrifuge (4 DEG C, 8000rpm, 3min), obtain supernatant;
(5) supernatant is placed 10 days, there is crystallization to separate out, place to go crystallization;
(6) by supernatant concentration, concentration volume is 1/3rd of supernatant, vacuum freeze drying, dries sample for schlempe Alkali, is a kind of compound with natural hyperfluorescence yellow.
Through sense organ appraise, the schlempe alkali for obtaining has light bitter taste.
The schlempe alkali for obtaining can improve local flavor in being added to flavouring.
Embodiment 3
(1) soy-bean whey is mixed with 2.5 times of water, 100 DEG C of heating 12min, 0.06% kind of inoculation soy-bean whey weight Aspergillus oryzae carries out 28-32 DEG C of shaking table culture 44h, obtains whey nutrient solution;
(2) it is 19% (w/w) saline solution with 1 by whey nutrient solution and concentration:4 mixing, 25 DEG C of hydrolysis 50d, obtain hydrolyzate;
(3) hydrolyzate 8000rpm is centrifuged 5min, removal precipitation obtains hydrolysis supernatant;
(4) supernatant will be hydrolyzed with absolute ethyl alcohol with 1:9 ratio is extracted, and is extracted 3 times, refrigerated centrifuge (4 DEG C, 8000rpm, 3min), obtain supernatant;
(5) supernatant is placed 12 days, there is crystallization to separate out, place to go crystallization;
(6) by supernatant concentration, concentration volume is a quarter of supernatant, and vacuum freeze drying dries sample for schlempe Alkali, is a kind of compound of hyperfluorescence yellow.
Can be obtained through sensory evaluation, the schlempe alkali for obtaining has light bitter taste.
The schlempe alkali for obtaining has various physiologically actives such as anticancer, and being added in food can improve flavouring savoury.

Claims (9)

1. in fermented food schlempe alkali preparation method, it is characterised in that comprise the following steps:
(1)Soy-bean whey is mixed with water, aspergillus oryzae is inoculated with after heating or aspergillus niger is cultivated, obtain whey culture Liquid;
(2)The whey nutrient solution that will be obtained is hydrolyzed after mixing with saline solution, obtains hydrolyzate, centrifugation, goes precipitation, obtains water Solution supernatant;
(3)Hydrolysis supernatant is extracted with absolute ethyl alcohol, refrigerated centrifuge obtains supernatant, stood, precipitation is crystallized and removed Crystallization;
(4)Supernatant after removal crystallization is concentrated, vacuum freeze drying obtains the schlempe alkali.
2. in fermented food according to claim 1 schlempe alkali preparation method, it is characterised in that step(1)In, it is described Soy-bean whey is 1 with the mass ratio of water:2~3;The heating is 10 ~ 15min of heating at 100 DEG C.
3. in fermented food according to claim 1 schlempe alkali preparation method, it is characterised in that step(1)In, it is described Culture is 40 ~ 48h of shaking table culture at 28 ~ 32 DEG C;The inoculum concentration of the aspergillus oryzae or aspergillus niger is soy-bean whey weight 0.02%~0.06%.
4. in fermented food according to claim 1 schlempe alkali preparation method, it is characterised in that step(2)In, it is described The mass concentration of saline solution is 10 ~ 25%;The whey nutrient solution is 1 with the weight ratio of saline solution:2~5;The temperature of the hydrolysis It it is 20 ~ 30 DEG C, the time of hydrolysis is 30 ~ 60d.
5. in fermented food according to claim 1 schlempe alkali preparation method, it is characterised in that step(2)In, it is described The rotating speed of centrifugation is 1500rpm~8000rpm, and the time is 3 ~ 20min.
6. in fermented food according to claim 1 schlempe alkali preparation method, it is characterised in that step(3)In, it is described Hydrolysis supernatant is 1 with the volume ratio of absolute ethyl alcohol:6~9;The number of times of the extraction is 1 ~ 3 time.
7. in fermented food according to claim 1 schlempe alkali preparation method, it is characterised in that step(3)In, it is described The temperature of refrigerated centrifuge is 4 DEG C, and rotating speed is 4500 rpm ~ 8000 rpm, and the time is 2 min ~ 5min;The time of the standing is 7 ~ 14 days.
8. in fermented food according to claim 1 schlempe alkali preparation method, it is characterised in that step(4)In, it is described Concentration be concentrated into volume be removal crystallization after supernatant volume 1/4 ~ 1/2.
9. schlempe alkali obtained in preparation method described in any one of claim 1 ~ 8 is applied to prepare bioactivator or local flavor is adjusted Section agent, it is characterised in that the local flavor conditioning agent of preparation is used to strengthen and improve soy sauce or the savoury of sauce.
CN201710036295.1A 2017-01-18 2017-01-18 Preparation method and application of vinasseine in fermented food Active CN106858588B (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101831470A (en) * 2010-04-26 2010-09-15 华南理工大学 Preparation method and application of dihydrobicyclolactone
US20160186168A1 (en) * 2013-08-02 2016-06-30 Enevolv, Inc. Processes and host cells for genome, pathway, and biomolecular engineering

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101831470A (en) * 2010-04-26 2010-09-15 华南理工大学 Preparation method and application of dihydrobicyclolactone
US20160186168A1 (en) * 2013-08-02 2016-06-30 Enevolv, Inc. Processes and host cells for genome, pathway, and biomolecular engineering

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
姚磊等: "《热带亚热带植物学报》", 15 March 2012 *

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