25 results about "Lactic acid producing bacteria" patented technology

The invention belongs to the technical field of agricultural waste resource utilization, and particularly relates to a method for efficiently synthesizing medium-chain fatty acid through dry-wet coupling anaerobic fermentation. The invention provides a method for efficiently synthesizing medium-chain fatty acid through dry-wet coupling anaerobic fermentation, which comprises the following steps: spatially isolating hydrolytic acidification microorganisms and carbon chain extension microorganisms through partition of a fermentation device, innovatively adopting chitosan and tannic acid as an adhesive, and immobilizing hydrolytic acidification bacteria and lactic acid producing bacteria on agricultural wastes. Efficient hydrolytic acidification of agricultural wastes is realized, lactic acid and acetic acid are directionally produced, and a high-quality substrate is provided for a carbon chain extension stage. And in addition, the medium-chain fatty acid is synthesized by innovatively spraying the biogas slurry containing potassium ferrate and spraying the acidified product generated in the hydrolytic acidification area to the carbon chain extension area, and meanwhile, the potassium ferrate promotes interspecific electron transfer of the system, so that the carbon chain extension reaction is further enhanced, the fermentation time is shortened, and the medium-chain fatty acid is efficiently synthesized.

The invention belongs to the technical field of microorganisms, and relates to a high-yield lactic acid bacteria strain and application thereof. According to the lactobacillus paracasei ST-16 disclosed by the invention, the lactobacillus paracasei ST-16 with high acid yield is screened out from a sour soup sample, the lactobacillus paracasei ST-16 is used as a strain for fermentation culture to prepare the microbial inoculum, and the microbial inoculum has relatively strong lactic acid production capacity and high safety, can be used as a fermentation microbial inoculum for improving the flavor and taste of sour soup, fruit and vegetable beverages and the like, and has great application value in food application. According to the lactobacillus paracasei and the preparation method thereof provided by the invention, the production process is simple, the production efficiency is high, industrial mass production can be realized, and the lactobacillus paracasei has good economic and social effects.

The invention concerns the specific combination of non-digestible saccharides and lactic acid producing bacteria that was found to be especially suitable for young children, facilitating the most favorable development of the microbiota from an infant-like to an adult-like type taking into account the composition as well as the metabolic activity, and on top of that, advantageously enabling a high level of intestinal butyrate formation.

Provided are a method for constructing a lactic acid-producing strain, a lactic acid-producing strain and use thereof. The method for constructing lactic acid-producing strains is characterized by genetically engineering a starting strain to increase lactic acid production, wherein the engineering includes: 1) introducing a lactic acid synthesis pathway; 2) optimizing the lactic acid synthesis pathway; and 3) inhibiting by-product synthesis pathways.

The present invention discloses a novel fructose utilizing lactic acid producing bacteria Bacillus coagulans FF-7 (MTCC 25235) and its isolation and characterization method. The present invention also discloses the biological applications / therapeutic uses of fructose utilizing lactic acid producing bacteria in increasing utilization of fructose from food and in managing diseases associated with high fructose intake.

A foodstuff, for example a soft vegan cheese, comprising a fungus and an oil. Preferably, the foodstuff has a hardness of 1000-10000g or 2000-5000g. Preferably, the food comprises mycoprotein from filamentous fungus from the species Fusarium venenatum. Preferably, the oil is a vegetable oil with a melting point of a 20-40°C, preferably, coconut oil. Preferably, the food includes at least 2-15wt% fungus and 20-40wt% oil and / or 35-60wt% water and / or 4-20wt% starches. Preferably, the cheese is a soft vegan cheese with 4-15wt% of a starch with less than 10% amylose. Preferably, the food includes a starch with at least 10wt% of amylopectin and / or less than 1wt% amylose. Preferably, the foodstuff includes less than 0.1wt% hydrocolloids, less than 0.5 wt% of non-starch-based carbohydrate polymers, less than 0.5 wt% sucrose, less than 0.5 wt% lactic acid; and / or less than 0.5 wt% of lactic acid producing bacteria. A process for making the foodstuff is also claimed.

The invention concerns the specific combination of non-digestible saccharides and lactic acid producing bacteria that was found to be especially suitable for young children, facilitating the most favorable development of the microbiota from an infant-like to an adult-like type taking into account the composition as well as the metabolic activity, on top of that, enabling a high level of butyrate formation, resulting in anti-inflammatory effects and improved gut barrier function.

The invention discloses a method for recovering filamentous bacterial expansion of moderately halophilic aerobic granular sludge, and belongs to the technical field of high-salinity wastewater treatment. The method aims at the problem of sludge bulking caused by the fact that filamentous bacteria and lactic acid producing bacteria Halolacbacillus sp. Grow synergistically in a high-salt environment, and the Halolacbacillus sp. Secretes lactic acid to induce overgrowth of the filamentous bacteria, and the rapid proliferation of fungi is promoted by controllably reducing the salinity of a system. Fungus hyphae extend in the particles to form an oxygen conveying channel, the anaerobic area is improved, the living space of the Halolabacillussp. Is compressed, and lactic acid supply of filamentous bacteria is cut off to inhibit growth of the filamentous bacteria. In this way, the structure of the moderately halophilic aerobic granular sludge with filamentous bacterial expansion can be recovered and strengthened in a short time. The method is a non-toxic, low-cost, simple-to-operate, safe, efficient, stable and reliable regulation and control mode.

The invention concerns the specific combination of non-digestible saccharides and lactic acid producing bacteria that was found to be especially suitable for young children, facilitating the most favorable development of the microbiota from an infant-like to an adult-like type taking into account the composition as well as the metabolic activity, on top of that, enabling a high level of butyrate formation, resulting in anti-inflammatory effects and improved gut barrier function.

A method for producing a lactic acid bacteria fermentation food product is characterized in that when a lactic acid bacteria fermentation food product is produced by inoculating and culturing the lactic acid bacteria in a medium containing milk or a dairy product as the main component, a lipase degradation product of an oil or fat is added to the medium containing milk or a dairy product as the main component before culturing the lactic acid bacteria, or to a fermented liquid during or after culturing.

The utility model discloses a fermentation device for producing lactobacillus fermented vegetable protein beverage, which comprises a barrel, a feed inlet is arranged on the rear side of the top end of the barrel, a driving mechanism is mounted in the middle of the top end of the barrel, and a plurality of groups of annular heating pipes are mounted on the barrel at equal intervals. And rotating rods are rotationally connected to the left side and the right side of the interior of the barrel correspondingly. The rotating rods, the screw rod and the driving mechanism are matched for use, during reaction, the output end of the driving motor drives the rotating shaft to rotate, so that a group of fourth bevel gears and two groups of third bevel gears rotate synchronously, the screw rod and two groups of rotating rods are driven to rotate synchronously, and the stirring rods stir fermentation liquor; a movable plate and a scraping plate synchronously move up and down and also have a certain stirring effect, and after the reaction is finished, water and a cleaning agent are added into the barrel, and a driving motor is started, so that the scraping plate can clean the inner wall of the barrel, and the requirements of workers are met.

The invention provides a lactic acid type denitrification carbon source for kitchen waste biotransformation and a preparation method and application thereof, and belongs to the technical field of sewage treatment. According to the preparation method provided by the invention, the kitchen waste is taken as a substrate, indigenous flora and exogenous lactic acid bacteria are combined to realize directional lactic acid biotransformation, and the sewage denitrification external liquid carbon source is prepared. The method has the beneficial effects that (1) the problem of low COD / TN (Chemical Oxygen Demand / Total Nitrogen) in the sewage denitrification process is solved, and the treatment cost of per ton of water of a sewage treatment plant is reduced while the kitchen waste is efficiently recycled; (2) stable and efficient directional lactic acid bioconversion of the kitchen waste is realized, and a single high-quality liquid denitrification carbon source with stable components is obtained; and (3) the negative influence of grease and the like on anaerobic fermentation is effectively reduced, the directional biotransformation effect of the kitchen waste is enhanced, different resource recovery treatment modes are adopted for different components, the utilization efficiency is improved, and full-amount recycling of the kitchen waste is realized.

The invention concerns the specific combination of non-digestible saccharides and lactic acid producing bacteria that was found to be especially suitable for young children, facilitating the most favorable development of the microbiota from an solely breast fed infant-like to an adult-like type taking into account the composition as well as the metabolic activity, on top of that, enabling a high level of butyrate formation, resulting in anti-inflammatory effects and improved gut barrier function.

The purpose of the present invention is to provide a novel means capable of increasing the butyrate concentration in the intestines. The present invention provides a composition containing lactic acid–producing bacteria and butyrate-producing bacteria of the Anaerostipes genus.

The invention discloses a feed additive for preventing and treating ruminant rumen acidosis and application thereof, and belongs to the technical field of feed additives for livestock, and the feed additive is based on the theory of'spleen tonifying and heat clearing 'of traditional Chinese medicine and follows the principle of'monarch, minister, assistant and guide'. Monarch drugs such as radix astragali and radix codonopsis tonify qi and invigorate the spleen to consolidate the root, ministerial drugs such as rhizoma atractylodis, fructus crataegi and pericarpium citri reticulatae eliminate dampness and remove food retention to reduce phlegm, adjuvant drugs such as rhizoma coptidis, cortex phellodendri and gypsum are creatively introduced to clear heat, eliminate dampness, purge fire and remove toxin, and finally liquorice serves as a conductant drug to harmonize all the drugs. Compared with the prior art, the rumen micro-ecological balance and pH stability can be rapidly recovered and maintained for a long time from multiple ways of enhancing the digestion function, inhibiting lactic acid producing bacteria, promoting lactic acid utilizing bacteria and the like. The additive is completely prepared from natural Chinese herbal medicines, is safe, free of residues and good in palatability, has nutrition and health care functions, is simple in preparation process, is suitable for ruminants such as dairy cows and beef cattle, and provides an effective solution for green and healthy breeding.

The invention concerns the specific combination of non-digestible saccharides and lactic acid producing bacteria that was found to be especially suitable for young children, facilitating the most favorable development of the microbiota from an solely breast fed infant-like to an adult-like type taking into account the composition as well as the metabolic activity, on top of that, enabling a high level of butyrate formation, resulting in anti-inflammatory effects and improved gut barrier function.

The invention relates to the use of a probiotic composition comprising a lactic acid producing bacterial strain, a conditioned medium or microvesicles from the lactic acid producing bacterial strain in treatment or prevention of hyposecretinemia. The lactic acid producing bacterial strain, the conditioned medium and / or the microvesicles is or are capable of inducing release, and optionally production, of secretin locally in a gastrointestinal tract of a subject suffering from hyposecretinemia or having a risk of suffering from hyposecretinemia. The invention also relates to screening of lactic acid producing bacterial strains suitable in treatment or prevention of hyposecretinemia. Secretin

The present invention relates to the unexpected discovery of a new strain of yeast, dubbed GY7B, which is related to, but genetically and phenotypically distinct from, Lachancea thermotolerans. The invention provides methods of brewing sour beer using GY7B, wherein the methods do not require use of lactic acid or lactic acid producing bacteria.

The invention concerns the specific combination of non-digestible saccharides and lactic acid producing bacteria that was found to be especially suitable for young children, facilitating the most favorable development of the microbiota from an infant-like to an adult-like type taking into account the composition as well as the metabolic activity, on top of that, enabling a high level of butyrate formation, resulting in anti-inflammatory effects and improved gut barrier function.

The invention concerns the specific combination of non-digestible saccharides and lactic acid producing bacteria that was found to be especially suitable for young children, facilitating the most favorable development of the microbiota from an infant-like to an adult-like type taking into account the composition as well as the metabolic activity, and on top of that, advantageously enabling a high level of intestinal butyrate formation.

The invention concerns the specific combination of non-digestible saccharides and lactic acid producing bacteria that was found to be especially suitable for young children, facilitating the most favorable development of the microbiota from an infant-like to an adult-like type taking into account the composition as well as the metabolic activity, and on top of that, advantageously enabling a high level of intestinal butyrate formation.

The invention relates to the field of breeding, and particularly discloses a high-yield lactic acid bacteria selenium-rich egg breeding device and method.The high-yield lactic acid bacteria selenium-rich egg breeding device comprises a supporting platform, a supporting net for supporting laying hens is arranged on the supporting platform, a feeding box for feeding fodder is arranged on the supporting net, and a supporting frame is arranged on the supporting platform; a plurality of feed funnels are arranged on the supporting frame, a stirring assembly is arranged on the supporting frame, and the feed funnels are communicated with the stirring assembly through pipelines. Two selection modes of a continuous feeding coarse mixing mode and an intermittent feeding fine mixing mode can be formed, and automatic control of the release amount of different feeds can be realized, so that the function of automatic matching of the feeds such as selenium salt and lactic acid bacteria powder is realized, laying hens can lay eggs with the optimal nutrition proportion, the nutritional value of the eggs is improved, and the laying hens can be fed with the feed. The egg quality is improved, and the breeding burden of farmers is reduced, so that the economic benefits of the farmers are increased, and the market competitiveness is improved.

The invention concerns the specific combination of non-digestible saccharides and lactic acid producing bacteria that was found to be especially suitable for young children, facilitating the most favorable development of the microbiota from an infant-like to an adult-like type taking into account the composition as well as the metabolic activity, on top of that, enabling a high level of butyrate formation, resulting in anti-inflammatory effects and improved gut barrier function.

The invention belongs to the technical field of functional food, and particularly relates to a composite dietary medicinal and edible solid beverage and application thereof.The composite dietary medicinal and edible solid beverage is prepared from 13-32 parts of winter bamboo shoot extract powder, 18-42 parts of seedless pitaya powder, 18-32 parts of banana powder, 8-17 parts of papaya powder, 2.5-9 parts of astragalus membranaceus powder, 0.5-4 parts of ginseng powder and 0.4-3 parts of dendrobium nobile powder. The compound solid beverage disclosed by the invention is prepared from the winter bamboo shoot extract powder, the seedless pitaya powder, the banana powder, the papaya powder, the astragalus membranaceus powder, the ginseng powder, the dendrobium nobile stem powder, the hawthorn powder, the mulberry powder and the sea-buckthorn powder, so that the pH value of a microbial fermentation solution in the intestinal tract of a human body can be reduced, lactic acid producing bacteria including Weissella are increased, and the content of lactic acid is increased; the abundance of Lactobacillus mucilaginosus, Pediococcus and Lactococcus lactis is improved, so that the intestinal health is maintained.

The invention relates to a strain of efficient lactic acid-producing bacteria, which is classified and named as Enterococcus faecium, with a Latin name of Enterococcus faecium and a biological collection number of CGMCC No. 22226, and its application in producing lactic acid from kitchen waste. The efficient lactic acid bacteria of the invention are applied to producing lactic acid from kitchen waste, which has the beneficial effects of short fermentation time, high lactic acid production rate, high lactic acid conversion rate of fermentable sugar, high lactic acid accumulation concentration, less byproducts, less carbon dioxide emissions, and the like.