67results about How to "Good fermentation properties" patented technology

Thermoplastic bicomponent binder fiber can be combined with other media, fibers and other filtration components to form a thermally bonded filtration media. The filtration media can be used in filter units, such as breather caps. Such filter units can be placed in the stream of a mobile fluid and can remove a particulate and / or fluid mist load from the mobile stream. The unique combination of media fiber, bicomponent binder fiber and other filtration additives and components provide a filtration media having unique properties in filtration applications.

The invention relates to a strain used as hametz of microorganism, belonging to technical field of processing agricultural microorganism and food, which comprises the strain and the compound hametz ofplant lactocin as well as the application. The invention is characterized in that: the microzyme-Custer bouquet yeast strain can obtain by separating and filtering, which is suitable for fermenting the rice steamed sponge cake; the yeast strain is preserved in Chinese typical culturing and preserving centre and the preserved number is CCTCC NO: M207150. The microorganism compound hametz can be made by the ZSM-001 Custer bouquet yeast strain and AS1.510 plant lactocin (Lactobacillus plantarum), and can be used in rice fermented products, such as rice steamed sponge cakes. The invention has theadvantages of good fermenting performance and easy commercial process, and the products made by the invention have a typical sweet and sour perfume.

An azo compound represented by the following Formula (1) or a salt thereof, and an ink composition comprising the same(wherein, each of R1, R2, R5, R6 and R7 independently represents a hydrogen atom, a carboxyl group, a sulfo group and the like, each of R3 and R4 independently represents a hydrogen atom, a sulfo group, a nitro group, a (C1 to C4) alkyl group (which may be substituted by a hydroxyl group or a (C1 to C4) alkoxy group), a (C1 to C4) alkoxy group (which may be substituted by a hydroxyl group, a (C1 to C4) alkoxy group, a sulfo group or a carboxyl group) and the like, and n represents 0 or 1, respectively).

[Problems] A compound of a black ink which has such excellent fastnesses of a recorded article as light fastness, ozone gas fastness and moisture fastness, excellent solubility, and storage stability as a recording liquid, when used for inkjet recording and writing tools, and an ink composition comprising the same are provided.[Method for solving the problems] An azo compound represented by the following Formula (1) or a salt thereof, and an ink composition comprising the same(wherein, each of R1, R2, R5, R6 and R7 independently represents a hydrogen atom, a carboxyl group, a sulfo group and the like, each of R3 and R4 independently represents a hydrogen atom, a sulfo group, a nitro group, a (C1 to C4) alkyl group (which may be substituted by a hydroxyl group or a (C1 to C4) alkoxy group), a (C1 to C4) alkoxy group (which may be substituted by a hydroxyl group, a (C1 to C4) alkoxy group, a sulfo group or a carboxyl group) and the like, and n represents 0 or 1, respectively).

The invention relates to preparation and application of aspergillus niger used for phosphate degrading, potassium degrading and cellulose degradation and a microbial agent of the aspergillus niger. The CS-1strain has the ability to degrade phosphorus and potassium and degrade cellulose efficiently; the CS-strain 1 can play a role in phosphate degrading, potassium degrading and cellulose degradation when the roots of wheat, cucumber, apple and other crops are stable; the microbial agent prepared from the strain can significantly promote the growth of the crops, can be applied to the productionof microbial fertilizers. The aspergillus niger has important significance in effectively reducing the use amount of chemical fertilizers, enhancing the soil fertility, increasing the crop yield and promoting the direct return of straw to the field.

The invention discloses staphylococcus epidermidis and an application thereof in production of a fermented meat product. The invention also provides a starter prepared from the staphylococcus epidermidis and an application thereof in meat product fermentation. The meat product fermented by the staphylococcus epidermidis disclosed by the invention has good flavor, and the product has stable quality without peculiar smell while the chromophoric effect is good.

The invention relates to probiotic lactobacillus rhamnosus fermented milk and a preparation method thereof. The probiotic lactobacillus rhamnosus fermented milk comprises the following raw materials in percentage by mass: 0.8%-9% of sweet sugar, 0.8%-2.0% of whey protein powder, 0.10%-0.20% of lactobacillus rhamnosus grx10 inoculation fluid and 0.125%-1% of streptococcus thermophilus inoculation fluid and the balance of raw milk based on 100% of the raw material components. According to the probiotic lactobacillus rhamnosus fermented milk, a fermented milk formula of the lactobacillus rhamnosus grx10 is optimized, a fermentation process matched with the formula is screened out, a fermented milk product with stable quality and good mouth feel is obtained on the premise of not adding food additives such as a stabilizer and the like, the viable count of lactobacillus rhamnosus of the fermented milk product reaches the health care requirement, the fermented milk product lays a good foundation for large-scale fermentation production and widespread use of the lactobacillus rhamnosus grx10.

The invention discloses probiotic powder with an anti-oxidation function and a preparation method thereof. The probiotic powder with the anti-oxidation function is prepared from lactobacillus kefir KL22 and lactobacillus plantarum N3117; and oligosaccharides, marine polysaccharides and maltodextrin are utilized as compound components so as to carry out processing and preparation. The prepared probiotic powder has very good hydroxyl free radical (HO.) scavenging capability, superoxide anion free radical (O2-.) scavenging capability and 1,1-diphenyl-picryl hydrazinyl free radical scavenging capability.

The invention provides a cellulose-degradation fungus, preparation of an inoculum and an application thereof. According to the invention, a strain is obtained from Mount Taishan woodland humus soil by artificial enrichment and screening; the strain is identified as penicillium oxalicum, which is named as penicillium oxalicum C2; the strain has good cellulose degradation capability, and high cellulose-production activity; after shake flask fermentation for 3 days, the filter paper cellulose activity is up to 132.26 U / mL; When used in silkworm excrement compost, the conidium inoculums prepared from the penicillium oxalicum C2 can increase the compost temperature, prolong the high temperature stage, facilitate water content reduction, promote organic matter decomposition and the increase of total nitrogen relative content, decrease the C / N ratio, raise the seed germination index, accelerate the composting process, improve decomposition efficiency and fertilizer quality; the preparation method of the inoculums is simple in process, low in cost, and suitable for industrial production.

The invention relates to a method for quickly and efficiently constructing good S yeast strain. On the basis of determining the optimal acting time of EMS (methyl methane sulfonate) on amphiploid cells of S yeast (namely, Saccharomycesrouxii used in soya sauce enterprises), S yeast amphiploid of non-conventional yeast strains is subjected to random mutagenesis by using EMS to generate an S yeast genetic diversity strain library, and genome rearrangement is generated among the strains in the library through multiple sexual recombination of efficient spore generation, spore purification, full integration and salt-resistant screening so as to construct S yeast recombinant strain with good fermentation performance. The salt resistance of the recombinant strain constructed by the method is obviously improved, the fermentation period is shortened by 10 days, the generated flavor substances are obviously improved compared with wild strains, and an important flavor substance 4-EG is also generated; and the good strain can generate thick and ester-flavor soya sauce flavor in high salt liquid state fermentation, has better physicochemical standard, and is provided for the industrial production of soya sauce.

The invention discloses a method for raising S-adenosyl-L-methionine production level by saccharomyces cerevisiae metabolic engineering. By means of saccharomyces cerevisiae gene knockout, an S-adenosylmethionine decarboxylase coding gene SPE2 on a chromosome of saccharomyces cerevisiae is subjected to mutation inactivation to obtain SPE2 mutant strains. Compared with an original saccharomyces cerevisiae strain, the mutant strains have the advantages of high SAM (S-adenosyl-L-methionine) accumulation capability and evident improvement of SAM yield. Particularly, on the basis that the saccharomyces cerevisiae mutant strains are obtained after knockout of a glycogen branching enzyme gene GLC3, knockout of the gene SPE2 is further carried out, or knockout of the gene SPE2 is carried out before knockout of the gene GLC3, yield of ademetionine produced with the saccharomyces cerevisiae strains is evidently increased to be higher than 55.1%.

The present invention relates to an azo compound represented by the following formula (1)(wherein, each of R1 and R2 independently represents a hydrogen atom, a halogen atom, a cyano group, a carboxyl group, a sulfo group, a sulfamoyl group or the like, each of m and n independently represents 0 or 1, X represents a sulfo group, B represents a substituted p-phenylene group or a substituted p-naphthylene group (these may be substituted by a group selected from the group consisting of a sulfo group, a sulfo C1 to C4 alkoxy group, a C1 to C4 alkyl group and the like), and C represents a substituted phenyl group or a naphthyl group)or a salt thereof, an ink composition containing it, especially a black ink composition. Said pentakis-azo compound is excellent in solubility to medium whose main component is water and suitable for an water-soluble composition (ink composition and the like) for inkjet recording and writing tools; recorded articles recorded using said composition are excellent in fastnesses such as light fastness and ozone gas fastness; bronzing is not generated on the recorded images; and its recording liquids are good in storage stability.

The invention discloses lactic acid bacteria starter culture, probiotics drinking yogurt prepared by the aid of the lactic acid bacteria starter culture and a method for preparing the probiotics drinking yogurt. The lactic acid bacteria starter culture comprises lactic acid bacteria inoculation liquid including, by weight, 8-26 parts of lactobacillus rhamnosus grx10 inoculation liquid, 0.9-1.8 parts of bifidobacterium lactis inoculation liquid and 0.5-1.5 parts of streptococcus thermophilus inoculation liquid. The content of lactobacillus rhamnosus grx10 in the lactobacillus rhamnosus grx10 inoculation liquid ranges from 100 U / t to 200 U / t; the content of bifidobacterium lactis in the bifidobacterium lactis inoculation liquid ranges from 60 U / t to 120 U / t; the content of streptococcus thermophilus in the streptococcus thermophilus inoculation liquid ranges from 30 U / t to 60 U / t. The lactic acid bacteria starter culture, the probiotics drinking yogurt and the method have the advantagesthat various components in the lactic acid bacteria starter culture are reasonable in usage, and probiotic effects of the lactobacillus rhamnosus grx10 can be stimulated by the bifidobacterium lactisand the streptococcus thermophilus to a great extent; the probiotics drinking yogurt is excellent in quality and suitable to be drunk and has excellent flavor.

The invention relates to the technical field of screening of microbial strains, and in particular to a screening method of an avilamycin high-producing strain. The method comprises the following steps: preparing streptomyces viridocbromogene protoplast; inducing mutation of the protoplast by virtue of an ARTR system; implementing preliminary screening in accordance with morphological characteristics and colony bacteriostatic biological value of the induced strain; and then, implementing shaking flask secondary screening by taking avilamycin bacteriostatic value and avilamycin A component content as indexes; and the strain, obtained from screening, has the advantages of being high in fermenting stability and high in avilamycin yield, and being high in content of effective components. According to the screening method provided by the invention, cost of preparing related products is reduced, and an excellent potential of industrial application is shown.

The invention relates to a salt-tolerant antagonistic bacterium M4-1 as well as preparation and application of a bactericide of the salt-tolerant antagonistic bacterium M4-1. The salt-tolerant antagonistic bacterium M4-1 is preserved in the general microbiological center of the China Microbiological Culture Collection Committee, and the preservation number is CGMCC No. 15774; the salt tolerance ofa bacterial strain is relatively high, the bacterial strain can stably colonize in the saline alkali soil, can survive in a liquid water-soluble fertilizer and a solid water-soluble fertilizer, and keeps a higher survival rate; the antibacterial spectrum of the bacterial strain is relatively wide, the bactericide prepared by using the bacterial strain has a better effect on preventing and controlling the root rot diseases of crops like wheat, corn, vegetables and fruit trees and other soil borne diseases; the fermentation property of the bacterial strain is excellent, the preparation processof the bactericide is simple, the cost is low, and the bactericide is favorable for industrial production and transportation.

The invention discloses a method for increasing S-adenosyl-L-methionine yield by saccharomyces cerevisiae genetic engineering. The method includes: replacing a GLC3 (glycogen branching enzyme gene) allelic gene on a chromosome of a saccharomyces cerevisiae strain with a G418 resistance gene according to a gene replacement method, and using a spore isolation method for obtaining a haploid with the gene GLC3 replaced only, so that a homozygote with gene GLC3 mutated is obtained. According to fermentation in 10L and 500L fermentation tanks, yields of ademetionine produced with mutant strains reach 7.93g / L and 8.35g / L and are increased by 15.1% and 24.7% respectively as compared with that of ademetionine produced with original strains.

The invention belongs to the technical field of table vinegar production, and provides a method for co-fermenting red date and coix seed vinegar with high gamma-aminobutyric acid content through combination of monascus, lactic acid bacteria and spore bacteria. The method comprises steps as follows: mixing germinated coix seeds, coix seed bran, enzymatically decomposed red date juice and L-sodium glutamate, and carrying out alcohol fermentation by mixed bacteria of monascus with high yield of GABA, saccharomycetes and lactic acid bacteria; after the fermentation is finished, supplementing sugar, red date juice, L-sodium glutamate, lactic acid bacteria, spore bacteria and acetobacter pasteurianus, and carrying out aerobic acetic acid and lactic acid fermentation; and after the fermentation is finished, adding lactic acid bacteria for anaerobic secondary lactic acid fermentation. The red date and coix seed vinegar with high gamma-aminobutyric acid content is prepared through raw material optimization, strain optimization proportioning, multiple times of fermentation enrichment, ageing, blending, sterilization and filling. In a final product, the content of non-volatile acid is larger than or equal to 2.0 g / 100 mL, the content of flavone is larger than or equal to 120 mg / 100 mL, the content of GABA is larger than or equal to 280.0 mg / 100 mL, the content of Monacolin K is larger than or equal to 120 mg / 100 mL, and the effects of resisting oxidation, lowering cholesterol and lowering blood pressure are achieved.

Materials are provided that potentiate an immuno-stimulating activity of materials such as lactic acid bacteria. Such materials contribute to reducing the use of immuno-stimulating materials. It also contributes to shortening the time taken to select lactic acid bacteria that have a strong immuno-stimulating activity and preferred fermentation characteristics. For the purposes, fucoidan or a product obtained by acid hydrolyzing fucoidan (or oligosaccharides derived from it) is used in combination with an immuno-stimulating material. This combination synergistically potentiates the immunomodulatory activities or immuno-stimulating activities of the ingredients.

The invention discloses saccharomyces cerevisiae with low fusel yield and high ester yield and application of the saccharomyces cerevisiae in fermented food production, and belongs to the technical field of fermentation engineering and biology. The invention provides an industrial production safety strain saccharomyces cerevisiae jiangnanan 2 # which is excellent in stress resistance, good in fermentation performance, different in fermentation performance and capable of meeting the requirements of low fusel yield and high ester yield of different alcoholic beverages and fermented food, the content of urea and ethyl carbamate in yellow rice wine produced through fermentation of the strain is lower than the limit specification in the yellow rice wine, and organic acid, amino acid and other physicochemical indexes all meet the national standard requirements of yellow wine.The saccharomyces cerevisiae provided by the invention can significantly improve the flavor of the yellow wine, meet the industrial production requirements of high-comfort and high-safety high-quality yellow wine, significantly improve the flavor of the yellow wine, meet the industrial production requirements of high-comfort and high-quality yellow wine, and have good application prospects. And meanwhile, the safety and the quality can be improved when the method is applied to other fermented foods.

The invention provides an anti-bacteriophage lactobacillus plantarum strain and application thereof in fermented soybean milk, and belongs to the technical field of microorganisms. The preservation number of the anti-bacteriophage lactobacillus plantarum strain IMAU10120-1 is CGMCC No. 18692. The strain has the characteristic of high cholate resistance, the survival rate of the strain in small intestines can be increased, and meanwhile, the strain has relatively good tolerance to gastrointestinal fluid. Meanwhile, the strain has excellent fermentation characteristics. According to the application of the anti-bacteriophage lactobacillus plantarum strain IMAU10120-1 in fermented soybean milk, the prepared fermented soybean milk has the characteristics of relatively high fermentation speed and good sensory characteristics, and has stable storage characteristics and texture, so that the strain is a good potential fermented soybean milk leavening agent.

The invention relates to the technical field of food processing, in particular to a yeast strain for food fermentation, a leavening agent and application of the yeast strain or the leavening agent. Pichia guilliermondi Y10 has the preservation number of CCTCC NO:m 2015809 and is preserved in the CCTCC. The leavening agent comprises Pichia guilliermondi Y10 and lactic acid bacteria. The leavening agent is applied to making of rice milk beverages, rice steamed sponge cakes, rice wine and rice flour. The strain can be used as a high-quality special leavening agent and can make microorganisms with main fermentation effect in a product serve as an advantageous strain, fermentation is strengthened, fermentation time is short, fermentation characteristics are good, and the product is stable in quality and excellent in flavor.

The invention discloses a wheat aleurone layer content (namely wheat aleurone layer powder) cooked product and application thereof. The wheat aleurone layer content cooked product is a powder product which has a moisture content of less than 8% and is obtained by cooking a wheat aleurone layer content, the average granularity of the wheat aleurone layer content cooked product is less than 75 microns, and every 100g of the wheat aleurone layer content cooked product contains not lower than 35g of dietary fiber, not lower than 130mg of alkylresorcinol, not lower than 800mg of phosphorus and not lower than 18g of pentosan. The wheat aleurone layer content cooked product is formed through the steps of screening of the wheat aleurone layer content, full-automatic quantitative feeding, stir-frying, automatic discharging, quick cooling, metal detection, sterilization packing and the like. The wheat aleurone layer content cooked product can be used as a fluid beverage additive, puffed food, a health-care dietary fiber product, a functional health-care product or a nutritional health-care product rich in wheat physiological active ingredient with high nutritional value.

The invention provides an application of creatine pyruvate as a feed additive for promoting rumen fermentation of heat stress beef cattle, and belongs to the field of feed additives. The proper use amount of creatine pyruvate used as a feed additive for promoting rumen fermentation of heat stress beef cattle is 20-60g / d.head, resource waste is caused by the too high addition amount, and the effectcannot be achieved due to the too low addition amount. As a feed additive for promoting rumen fermentation of heat stress beef cattle, creatine pyruvate can provide energy and a nitrogen source for rumen microbial fermentation at the same time, can effectively adjust the stress hormone level of the heat stress beef cattle, and can improve the oxidation resistance and rumen fermentation traits ofthe beef cattle to relieve the heat stress of the beef cattle.

The invention discloses a Chinese herbal medicine microorganism fermentation preparation, as well as a preparation method and using method thereof. The Chinese herbal medicine microorganism fermentation preparation solves the technical problem that when antibiotics are used as medicines or feed additives, defects of having drug residues, having drug-resistant strains, damaging normal flora of animal intestinal tracts, and the like exist. The Chinese herbal medicine microorganism fermentation preparation for beasts and birds is characterized by being prepared from four raw materials: traditional Chinese medicines, culture media, a bacterium solution and an auxiliary material, wherein the traditional Chinese medicines comprise the following components in parts by weight: 5.0-15 parts of astragalus membranaceus, and 1.0-10 parts of angelica sinensis; the culture media comprise the following components in parts by weight: 2.5-17.5 parts of glucose, 2.5-17.5 parts of peptone, 0.35-2.25 parts of yeast powder, 0.15-1.25 parts of dipotassium phosphate, 0.015-0.125 part of magnesium sulfate, 0.0035-0.0225 part of manganese sulfate, 0.8-5.5 parts of calcium carbonate, and 0.45-2.75 parts of sodium chloride; the bacterium solution comprises the following component in parts by volume, 3.0-10 parts of a bacterium solution of enterococcus faecalis; the auxiliary material comprises 5.0-20 parts of bran. The Chinese herbal medicine microorganism fermentation agent disclosed by the invention is green and healthy, has no toxic or side effects, and is safe and effective.

The present invention discloses a Lactobacillus brevis strain, a culture method and uses thereof, and the Lactobacillus brevis strain is a Lactobacillus brevis PL6-1 which is separated from pickled radish, has gram positive and catalase negative, is in the shape of a short rod, and contains heat-resistant glutamate decarboxylase. Meanwhile, a Chinese cabbage extracting solution culture medium forimproving the fermentation performance of the strain and a method for producing gamma-aminobutyric acid are developed on the basis of the strain. The Chinese cabbage extracting solution culture mediumis prepared from the following components in parts by weight: 20 to 35 parts of Chinese cabbage extracting solution, 2 to 6 parts of glucose, 0.2 to 4.5 parts of yeast extracting solution and 0.3 to2.2 parts of metal salt. According to the culture medium, the production cost of gamma-aminobutyric acid can be greatly reduced, and meanwhile the yield and conversion rate of gamma-aminobutyric acidare remarkably increased.

The invention relates to the technical field of microorganisms, and especially relates to a lactococcus lactis with the depression improving effect, and application thereof. The lactococcus lactis is named as Lactococcus lactis WHH2078, the strain is preserved in the China General Microbiological Culture Collection Center on February 25, 2021, and the preservation number of the strain is CGMCC NO.21831. The Lactococcus lactis WHH2078 disclosed by the invention has good adhesion characteristics, acid and cholate resistance and an intestinal barrier protection function, can be used for remarkably reducing the level of corticosterone in serum and relieving depression / anxiety-like behaviors by callback of in-vivo depression-related nerve factors, and has a remarkable depression improving effect; and the fermentation characteristic is excellent, and the strain can be applied to fermented milk and can also be applied to drugs, health care products or food for preventing and / or treating depression.

The invention relates to a method for extracting a streptomyces antibacterial product, and belongs to the technical field of biology. Streptomyces sp S24 is activated and fermented; the fermentation solution is sterilized, centrifuged, absorbed by macroporous absorption resin AB-8 and desorbed by 75 to 85 percent acetone; and a solvent is reclaimed from the desorption solution, and the desorptionsolution is evaporated and dried to obtain an antibacterial product extract. Experiments prove that the antibacterial product has broad-spectrum antibacterial activity for main mildewing fungi such as aspergillus flavus, aspergillus niger, aspergillus ochraceus and aspergillus fumigatus in food and feed and human pathogenic fungi such as aspergillus flavus and aspergillus fumigatus. Because the antibacterial product provided by the invention has obvious inhibiting effect on various food and geed mildewing fungi and human pathogenic fungi, the antibacterial product shows efficient broad-spectrum properties; and the method for extracting the antibacterial product is simple and convenient, has low cost, and has high practical application value and broad market prospect on the aspects of foodpreservative, feed additive and medicaments.

The invention discloses an antagonistic bacterium capable of increasing the pH value of acid soil and preparation and application of a microbial agent of the antagonistic bacterium. The antagonistic bacterium is bacillus amyloliquefaciens and is preserved in the China General Microbiological Culture Collection Center, and the preservation number is CGMCC NO. 18619. The antagonistic bacterium has astrong antagonistic effect on pathogenic fungi such as fusarium oxysporum, bipolaris sorokiniana, fusarium graminearum, colletotrichum gloeosporioides, alternaria alternata and botryosphaeria dothidea, can be stably colonized at rhizosphere of plants such as wheat, corn, pepper and poplar, and can remarkably increase the pH value of the acid soil and promote crop growth. The microbial agent prepared from the antagonistic bacterium can be applied to improvement of growth of plants such as wheat, corn, pepper and poplar in the acid soil and prevention and control of fungal diseases, and has effects of increasing the pH value of the acid soil, preventing diseases and promoting growth; and the preparation process of the microbial agent is simple, the fermentation period is short, the cost islow, and industrial production and transportation are facilitated.