2079 results about "Digestion" patented technology

The invention discloses noodles with a blood sugar control function, which comprise the following components in parts by weight: 150-170 parts of triticale flour, 10-30 parts of cyperus esculentus powder, table salt and water, and 4-10 parts of dietary fibers, 0.5 to 1 part of anthocyanin; 0.03 to 0.12 part of mineral substances and 0.2 to 0.5 part of vitamin B. The traditional Chinese medicine composition has the effects of improving digestion and metabolism, delaying senescence, strengthening body functions, assisting in controlling blood sugar, enhancing satiety and assisting weight management.

The invention discloses a feed regulation and control method and system for beef cattle breeding, and relates to the technical field of feed regulation and control, and the method comprises the steps: carrying out grouping management according to individual differences of beef cattle, and collecting feed component data, growth stage data and climate environment data of beef cattle breeding in each group in real time; on the basis of the feeding and defecation amount of the beef cattle, the nutrient substance digestion and metabolism capacity of the beef cattle is evaluated, a dynamic feeding model driven by multi-modal data is constructed, and a feeding mode and an optimal feed ratio are matched; the optimal feed proportion is converted into a control instruction, and equipment is driven to execute feed blending and feeding; beef cattle growth condition data are monitored in real time, and the feed ratio is optimized according to actual deviation feedback. According to the method, the cattle in different physiological states are finely distinguished, multi-dimensional data such as environmental parameters and metabolic capability evaluation are combined, a dynamic feeding model is constructed, the feed conversion efficiency and the stability of growth performance are remarkably improved, and healthy growth of the beef cattle is guaranteed through effective feeding management.

The invention relates to selenium-rich health-care rice dumplings. The selenium-rich health-care rice dumplings are prepared from the following raw materials of selenium-rich glutinous rice, rose petals, haw tree parasitism, plum tree parasitism, radix rehmanniae, dendrobium candidum, vegetable oil, pork, mung beans, ground cinnamon and table salt. The selenium-rich glutinous rice is used as a main raw material, so that selenium elements in human bodies are complemented, and collective antioxidation is strengthened; besides, the glutinous rice and the mung beans are soaked in a traditional Chinese medicine extracting solution, and medical components in traditional Chinese medicines are absorbed, so that the selenium-rich health-care rice dumplings have the efficacies of clearing heat, promoting salivation, relieving restlessness, resolving stagnation, reducing blood lipid, promoting digestion and enhancing the immunity of organisms.

The invention relates to the technical field of hippocampus extract, in particular to a hippocampus-sourced neuroprotection and anti-oxidative stress polypeptide and a preparation method thereof.The amino acid sequence of the polypeptide is shown as SEQ ID No.1. The preparation method comprises the following steps that 1, 500 g of fresh hippocampus is weighed, surface silt is removed, freeze-drying is conducted at the temperature of-60 DEG C, then the hippocampus is smashed through a smashing machine and sieved through a 20-mesh sieve, and the hippocampus extract is obtained; dialyzing with distilled water for 24 hours, and freeze-drying to obtain hippocampus powder; (2) weighing 200g of hippocampus powder, adding 1000ml of 95% ethanol, extracting for three times, removing fat-soluble substances, and extracting and freeze-drying precipitates by using a 1 mol / L NaCl solution under the condition of 4 DEG C in combination with ultrasonic assistance to obtain crude hippocampus protein; (3) the hippocampus crude protein is taken, the hippocampus polypeptide is prepared through an ultrasonic-assisted bionic digestion method, and the hippocampus polypeptide has the advantages of being specific in molecular structure, clear in action mechanism, stable in gastrointestinal tracts, capable of protecting nerves, resistant to oxidative stress and the like.

The invention relates to fusarium venanii with high protein conversion rate and application of the fusarium venanii to improvement of hypha protein satiety, and belongs to the field of genetic engineering technology and food biotechnology. The fusarium venenatum FCPD disclosed by the invention is preserved in the China Center for Type Culture Collection on December 6, 2024, and the preservation number of the fusarium venenatum FCPD is CCTCC (China Center for Type Culture Collection) NO: M 20242752. The glucose consumption of a substrate for producing mycelia with the same dry weight by the fusarium venanii is reduced by 40-60% compared with that of a wild type, the protein conversion rate is improved by 70-80%, the grease content is improved by 90-110%, the gastric semi-emptying time of in-vitro simulated digestion is prolonged by 10-30%, and the quality of fusarium venanii mycelium protein is remarkably improved. Genetic engineering modification work can be further developed, and fusarium strains with high substrate conversion rate, high grease content and high satiety potential can be cultivated.

The invention provides water-in-oil type emulsion gel loaded with probiotics and a preparation method of the water-in-oil type emulsion gel, and belongs to the technical field of probiotic products, the water-in-oil type emulsion gel loaded with the probiotics comprises a water phase and an oil phase, and the internal water phase is composed of gel and probiotic suspension; and the external oil phase consists of edible oil, a lipophilic emulsifier and at least one oil gelator. According to the water-in-oil emulsion gel, the stability of entrapped probiotics can be remarkably improved, meanwhile, the activity of the entrapped probiotics in the processing, storage and digestion processes is improved, particularly, the normal-temperature storage time is prolonged by 3 months, and a scientific basis is provided for normal-temperature food development.

The invention discloses a microbial compound feed additive, which is prepared from the following ingredients in parts by weight: 35 to 45 parts of traditional Chinese medicine residues, 25 to 35 parts of soybean meal, 15 to 25 parts of bran, 8 to 12 parts of corn flour, 0.3 to 0.7 part of selenium-enriched yeast, 8 to 12 parts of aspergillus niger spore powder, 10 to 15 parts of bacillus subtilis, 6 to 9 parts of lactobacillus plantarum and 5 to 8 parts of candida utilis. The invention relates to the technical field of feed additives, through the synergistic effect of the aspergillus niger, the bacillus subtilis, the lactobacillus plantarum and the candida utilis, the aspergillus niger can generate various enzymes, and decomposition of raw materials and release of nutritional ingredients are facilitated; the bacillus subtilis can enhance the immunity of livestock and poultry and inhibit the growth of harmful bacteria; lactobacillus plantarum can regulate intestinal microecological balance and promote digestion and absorption; candida utilis is rich in protein and vitamins and provides nutrition for livestock and poultry, the four components cooperate with each other, the function limitation of a single strain is broken through, and the health level and production performance of livestock and poultry are comprehensively improved.

The invention discloses a citron and cichorium intybus composite solid beverage, and relates to the technical field of solid beverages, and the solid beverage comprises the following components: 20-30 parts of a citron extract, 50-70 parts of a cichorium intybus extract, 5-10 parts of erythritol, 1-2 parts of vitamin C, 1-2 parts of probiotic powder, 1-2 parts of citric acid, and 1-2 parts of ginger powder. According to the citron and cichorium intybus composite solid beverage, the cichorium intybus extract in the citron and cichorium intybus composite solid beverage is rich in dietary fibers and can help to improve intestinal health and promote digestion, citron and cichorium intybus contain rich antioxidant components and are beneficial to neutralizing free radicals and slowing down the aging process, and the components in the beverage can help to improve energy and promote digestion. The physical and mental states are improved.

The invention belongs to the technical field of microorganisms, and particularly relates to lactobacillus paracasei ZY and application thereof, and the preservation number of the lactobacillus paracasei ZY is CGMCC (China General Microbiological Culture Collection Center) No.30303. The invention provides the lactobacillus paracasei ZY capable of regulating the iron balance of intestinal tracts, and the lactobacillus paracasei ZY also can promote the growth of saccharomyces cerevisiae. The animal feed prepared from the lactobacillus paracasei ZY can regulate the iron absorption of intestinal tracts according to the iron content in blood, promote the intestinal tracts to autonomously regulate the iron balance, and effectively solve the problem of iron balance imbalance in large-scale production; a fermented product prepared from the lactobacillus paracasei ZY is good in palatability, digestion is promoted, and the immunity of the organism is enhanced.

The invention relates to the technical field of food, and particularly discloses a compound prebiotics embedded probiotic microcapsule and a preparation method and application thereof.The green tea leaves serve as main raw materials, water extraction is conducted on the green tea leaves, meanwhile, ultrasonic-assisted treatment is adopted, active ingredients in the green tea leaves can be more effectively released, the extraction time is shortened, and the content of probiotics in the green tea leaves is increased; the extraction rate of active ingredients in the green tea leaves is improved; then, lactobacillus acidophilus is adopted to ferment the extract liquid, so that the green tea fermentation liquid contains more antioxidant active ingredients, combined polyphenol in the extract liquid can release micromolecular polyphenol in the fermentation process, the content of substances such as flavone and polyphenol in the green tea fermentation liquid is increased, and the antioxidant activity is further improved; and then the modified dietary fiber is used as a main wall material of the microcapsule to embed the green tea fermentation liquor and the probiotics, so that the stability of active substances and the probiotics in the green tea fermentation liquor is improved, and the green tea fermentation liquor can play a role in protection and slow release in the simulated digestion process.

A soil sample digestion device, including a base, a driving mechanism, a first disk, a heating mechanism, a digestion vessel, a second disk and two liquid adding mechanisms. The driving mechanism and the first disk are mounted on the base. The heating mechanism and the digestion vessel are mounted on the first disk. The heating mechanism is configured to heat a solution in the digestion vessel. The second disk is mounted on the driving mechanism, and is configured to be driven by the driving mechanism to ascend and descend, or rotate relative to the first disk. The two liquid adding mechanisms are mounted on the second disk, and are configured for liquid addition to the digestion vessel.

The invention discloses a feed for improving earthworm breeding yield and a preparation method thereof, and belongs to the technical field of earthworm breeding, the feed comprises the following components: 30-50 parts of fermented livestock and poultry manure, 20-30 parts of crop straw, 10-20 parts of soybean curb residue, 10-15 parts of corn flour, 5-10 parts of wheat bran, 3-5 parts of bone meal, 2-4 parts of shell powder, 0.5-1 part of a microbial agent, 1-2 parts of brown sugar, and a proper amount of water. The fermented livestock and poultry manure is rich in various mineral elements and organic nutrients such as nitrogen, phosphorus and potassium, and is an important source of nutrients required by earthworm growth; the crop straws are rich in cellulose and can promote intestinal peristalsis of the earthworms and help digestion; the soybean curb residues, the corn flour and the wheat bran are rich in nutritional ingredients such as protein and carbohydrate, and sufficient energy is provided for the earthworms; the bone meal and the shell powder contain a large amount of mineral substances such as calcium and phosphorus, so that the development of bones and bodies of the earthworms is facilitated; the microbial agent can regulate microbial flora in the feed and promote the absorption and utilization of the earthworms to nutrient substances.

The invention relates to the technical field of microwave digestion instruments, in particular to a microwave digestion instrument with a pressure relief mechanism, which comprises a digestion instrument cabinet body, a digestion tank, an exhaust bracket disc, a pressure relief purifier, a ventilator, a power conversion tool and a disc gear, the peculiar smell can be timely absorbed by the L-shaped flat pipe after being exhausted from the digestion tank, so that the situation that the peculiar smell is diffused to pollute the microwave heating chamber is avoided, and compared with the traditional technology that the peculiar smell can be blown away without space dead angles by large-area ventilation in the microwave heating chamber, the positioning type peculiar smell absorption mode disclosed by the invention is lower in energy consumption and capable of rapidly exhausting the peculiar smell; a row of tanks filled with a purifying agent are used for absorbing and treating peculiar smell airflow, the peculiar smell airflow passes through one tank, the internal purifying agent is gradually saturated and loses efficacy when absorbing and treating peculiar smell, and before the efficacy loses efficacy, a path of the conveyed peculiar smell airflow is automatically replaced, and a new tank is selected for injection, which is equivalent to timely replacement of purifying liquid.

The invention provides a spleen and stomach conditioning factor lactobacillus reuteri obtained by fermenting poria cocos powder. The strain has good acid resistance, cholate resistance and antibacterial ability. The invention further provides a probiotic preparation which has an obvious effect on improving the spleen and the stomach. In addition, the invention also provides a composite preparation composition containing Lactobacillus reuteri, and the composition effectively promotes normal peristalsis and digestion and absorption functions of gastrointestinal tracts by regulating the secretion level of gastrointestinal hormones, enhances the immunity of the organism, protects intestinal mucosa barriers, comprehensively improves the symptoms of weakness of the spleen and the stomach, and improves the overall health level.

The invention provides a whey protein deep hydrolysate with low sensitization and an allergy relieving effect as well as a preparation method and application of the whey protein deep hydrolysate. According to the method, the alkaline protease, the neutral protease and the glutamyltransferase are sequentially used for carrying out first enzymolysis, second enzymolysis and third enzymolysis on the whey protein raw material, and the whey protein hydrolysate which is low in molecular weight, good in taste, good in digestion and absorption performance, low in sensitization and capable of effectively relieving allergic reaction of the organism is obtained.

The invention discloses a composite microbial preparation for treating obesity of pet dogs and application of the composite microbial preparation, and belongs to the technical field of microbial preparations. The compound microbial preparation is prepared by fermenting lactobacillus acidophilus L100 and lactobacillus reuteri GBW1146, and the preservation number of the lactobacillus reuteri GBW1146 is CGMCC (China General Microbiological Culture Collection Center) No. 34455. The compound microbial preparation is prepared by fermenting lactobacillus acidophilus L100 and lactobacillus reuteri GBW1146. The compound microbial preparation can remarkably reduce digestion and absorption of intestinal tracts of dogs on fat and reduce triglyceride and cholesterol levels in blood, so that the average food intake and average calorie consumption of the dogs are reduced, and finally the effect of reducing obesity of the pets is achieved. The compound microbial preparation provided by the invention enhances the competitiveness of the pet feed additive and series products thereof in China in the international market, and has a wide application prospect.

The invention provides an intratumoral bacterium detection and analysis method based on circular DNA enrichment sequencing and related model construction, and belongs to the field of molecular biology. The intratumoral bacterium detection method provided by the invention comprises the following steps: extracting total DNA of cancer tissue or para-carcinoma tissue, carrying out linear digestion, purifying a linear digestion product, and enriching to obtain circular DNA; the method comprises the following steps: amplifying circular DNA, and breaking a DNA amplification product to 300-500bp; purifying DNA fragments, constructing a library, and sequencing; and performing genome comparison according to a sequencing result to obtain information of the intracellular bacteria. According to the method, complete bacterial genome and plasmid genome information can be captured, and the detection sensitivity of the intracellular bacteria and the richness of the bacterial genome information are improved. The invention further provides an intratumoral bacterium analysis method which can be used for screening generic cancer bacterial markers, and provides a cancer risk assessment machine learning model based on the intratumoral bacterium, so that the clinical application possibility of the intratumoral bacterium is improved.

The invention relates to the technical field of microorganisms, in particular to bifidobacterium bifidum BGLP1 capable of regulating sugar digestion and producing GLP-1 at high yield and application of the bifidobacterium bifidum BGLP1. The preservation number of the bifidobacterium bifidum BGLP1 is CGMCC (China General Microbiological Culture Collection Center) No.35718, and the bifidobacterium bifidum BGLP1 can be used for preparing the feed additive. The strain has the capability of inhibiting alpha-glucosidase and alpha-amylase; sTC-1 cells are stimulated to secrete GLP-1, and the blood glucose reducing pathway capacity of the intestinal tract is activated; the activity of pancreatic lipase is obviously inhibited, and the dietary fat absorption capability can be effectively reduced; redundant cane sugar is converted into exopolysaccharide, so that the probiotic function capability is improved; the capability of converting white fat into brown fat is promoted; macrophages are activated, and the body immune function is improved. In addition, the bifidobacterium bifidum BGLP1 also has relatively strong intestinal colonization ability, has good tolerance in artificial gastric juice and artificial intestinal juice, and can smoothly reach the intestinal tract of a human body.

The invention discloses a molecular marker linked with yellow peel of bitter gourd and application of the molecular marker. It is found through analysis that mutation of a base G at the 199th site of SEQ ID NO.1 into A is a reason for formation of bitter gourd yellow peel. A specific primer is designed aiming at the mutation site, a bitter gourd genome is amplified by utilizing the primer, a PCR amplification product is subjected to incision enzyme XhoI enzyme digestion, and the bitter gourd variety with yellow peel can be identified according to the size of an enzyme digestion product. The method can accurately identify the peel color in the early growth stage of the bitter gourd, improves the breeding efficiency of the yellow peel variety of the bitter gourd, and has the advantages of high accuracy, simplicity and convenience in operation and the like.

The invention relates to the technical field of food nutrition and health care and biological medicines, in particular to application of beta-1, 3 / alpha-1, 3-glucan in preparation of medicines for treating and / or preventing obesity and / or body weight super-severe illness and digestion-aiding health food. According to the experimental results, high-glucose and high-fat rats are continuously fed in the stomach for 8 weeks, and the food intake can be effectively reduced and the body weight can be reduced through preventive administration; the conclusion that beta-1, 3 / alpha-1, 3-glucan has the digestion-aiding health-care food function can be obtained according to the requirements of'health-care food function inspection and evaluation method (2023 edition) by combining the research results that beta-1, 3 / alpha-1, 3-glucan has the stimulation effect on small intestine peristalsis, promotes the growth of intestinal beneficial bacteria and regulates intestinal health in the existing research. The invention provides a new direction for preparing the medicine for treating and / or preventing obesity and / or body weight super-severe illness and health-care food beneficial to digestion.

Provided is an anaerobic digestion process monitoring system that predicts the amount of biogas generation with high accuracy even when the activity of anaerobic microorganisms in a digestion tank changes. The present invention is provided with: a first sensor (4) for measuring the amount of organic waste fed into a digestion tank (2) and outputting load data as the measurement result; a second sensor (5) for measuring the property of the fermentation broth inside the digestion tank (2) and outputting fermentation broth property data as the measurement result; a preprocessing unit (12) that uses the first estimation model to obtain estimated activity index data indicating the degree of activity of the anaerobic microorganisms from the load data and the fermentation broth property data; and a gas generation amount prediction unit (13) that uses the second estimation model to obtain a biogas generation amount predicted value from the load data, the fermentation broth property data, and the estimated activity index data.

The invention relates to the technical field of microbial fermentation feeds, in particular to a method for producing a protein feed through solid-state fermentation of distiller's grains based on Trichoderma harzianum pretreatment. According to the method, the vinasse is pretreated by the crude enzyme prepared from trichoderma harzianum, and the formula and fermentation conditions of an enzyme production culture medium are optimized, so that the filter paper enzyme activity of cellulase is remarkably improved. By adding the surfactant into a fermentation system and optimizing the variety of the surfactant, the yield of the fermented monosaccharide is improved, and the problem of musty taste in a traditional fermented product is solved while the degradation efficiency of lignocellulose is improved. Furthermore, a synchronous saccharification and fermentation process is adopted, vinasse is fermented through compounded saccharomycetes and crude enzyme liquid, the trichoderma harzianum fermented protein feed is prepared and obtained, digestion and absorption of animals are easier, lactic acid fermentation is conducted on the trichoderma harzianum fermented protein feed again through lactobacillus fermentum, the flavor of the feed is improved, the bitter taste of the feed is reduced, and the sour taste is improved. The method realizes efficient utilization of vinasse resources.

The invention provides infant rapid brewing rice flour based on enzymolysis and superfine water grinding and a preparation method thereof, and belongs to the technical field of food processing. Rice is subjected to raw material differential temperature pretreatment and multi-stage hydration pulping, and a stable three-dimensional microscopic network structure with starch particles as filler and soluble protein and colloid as a continuous phase is constructed; then, food-grade lactic acid bacteria pre-fermentation is combined with sequential action of various enzymes, and starch and protein are subjected to mild directional hydrolysis under the condition of simulating dynamic pH of gastrointestinal tract digestion, so that the nutritional and digestible infant healthy rice flour is prepared, and the problems that the rice flour is easy to agglomerate, non-uniform in dispersion and low in nutritional value during brewing are solved. The digestion and absorption efficiency of macromolecular nutrient components such as starch and protein is relatively low, and the nutrition and flavor of the product mainly depend on exogenous addition, so that the naturalness and functionality are insufficient. The rice flour disclosed by the invention has excellent reconstituability and nutrient absorption rate, and is suitable for being used as a healthy nutritional complementary food for infants of 6-36 months.

The invention provides a water-blocking microcapsule, a fish oil composite hair beautifying ointment and a preparation method, and relates to the technical field of animal health products. The water-blocking microcapsule is a solid particle formed by a core material and a wall material coating the core material; the core material is fish oil emulsion subjected to bile salt emulsification treatment; the wall material sequentially comprises an inner-layer wall material and an outer-layer wall material from inside to outside; the inner-layer wall material is a wall material formed by solidifying alginate; and the outer-layer wall material is a water-blocking wall material which is arranged outside the inner-layer wall material and is made of nanocrystalline cellulose. The water-blocking microcapsule provided by the invention realizes multiple beneficial effects of efficient digestion and absorption of fish oil, improvement of palatability, enhancement of oxidation resistance and stability, fixed-point release of intestinal tracts and the like, provides an innovative technical scheme for development of animal health products, and has wide application prospects and market values.

The invention provides an agricultural soil heavy metal rapid detection method, and belongs to the technical field of heavy metal detection.The method comprises the steps that a sample is pretreated, a soil sample is air-dried and then ground, and the ground soil sample is sieved through a 100-mesh sieve; digesting graphite, weighing a sample, adding aqua regia, and digesting in a graphite digestion instrument; iCP-MS detection parameter optimization is carried out, and optimal working parameters of an instrument are determined; quantitative analysis is performed, and a standard curve is drawn; result analysis: calculating the content of heavy metal elements in the soil according to a calculation formula; high-flux detection of mercury and arsenic pollution is realized through combination of an integrated pretreatment process and an instrument, a corrosion-resistant centrifugal tube is taken as an integrated reaction container, a dynamic digestion system of a graphite digestion instrument is combined, and the addition amount and extraction time of aqua regia are optimized, so that the reagent consumption is remarkably reduced on the premise of ensuring full-amount extraction of a target object, and the detection efficiency is improved. Meanwhile, the pollution risk and element loss caused by sample transfer in a traditional method are eliminated.

The invention relates to the technical field of fermentation equipment, in particular to compound probiotic food capable of improving digestion and probiotic fermentation equipment, which comprises a fermentation tank for raw material fermentation of the compound probiotic food capable of improving digestion, a plurality of supporting legs are mounted at the bottom of the fermentation tank, a storage frame is inserted into the surfaces of the supporting legs and is used for accommodating additives, and the fermentation tank is used for fermentation of raw materials of the compound probiotic food capable of improving digestion. A rod body of the supporting leg is sleeved with a lantern ring, a buckle plate is inserted into the inner ring surface of the lantern ring, one side of the buckle plate is inserted into the surface of the material storage frame, a pump body is embedded into the top end of the supporting leg, the pump body extracts an additive in the material storage frame and injects the additive into the fermentation tank, a vertical rod is inserted into the bottom end of the fermentation tank, and a rod body of the vertical rod is sleeved with a spiral heating pipe; the device has the beneficial effects that the stable installation of the fermentation tank is ensured through the matching of the inverted T-shaped cylindrical structure supporting leg, the connecting ring and the connecting screw rod I; the pump body is communicated with the storage frame through the insertion pipe head and the extension pipe, so that uncovering-free additive feeding is realized, and the external pollution risk is reduced.

The invention discloses emblic leafflower fruit polysaccharide with sugar-controlling and lipid-lowering activity as well as a preparation method and application of the emblic leafflower fruit polysaccharide. The polysaccharide is prepared by taking fresh phyllanthus emblica pulp as a raw material through hot water extraction, yeast fermentation, desorption after XAD-16 macroporous resin adsorption, alcohol precipitation, ultrafiltration and DEAE-52 cellulose column purification. The low-molecular-weight gulcomannan is separated from phyllanthus emblica for the first time, and monosaccharide composition of the gulcomannan mainly comprises glucose, mannose and galactose and contains trace rhamnose and xylose. The polysaccharide has sugar-controlling and lipid-lowering active action targets in the whole digestive tract (the upper digestive tract: glycolipid digestion and absorption enzymes alpha-amylase, alpha-glucosidase and pancreatic lipase inhibitory activity, starch hydrolysis delay, bile acid adsorption capacity and cholesterol micelle dissolution inhibition capacity; in the lower digestive tract, the multiplication promoting capacity of glycolipid metabolism-related probiotics) shows extremely high biological activity, and can be applied to food and health care products.

The invention discloses modified biogas residue-based hydrothermal carbon, a preparation method thereof and a dry digestion method for kitchen waste, and belongs to the technical field of waste organic matter recycling. The preparation method comprises the following steps: soaking biogas residues in a phosphoric acid solution to obtain pretreated biogas residues; mixing the pretreated biogas residues, transition metal salt, biochar loaded with vitamin B12 and water with the mass being 8-15 times that of the pretreated biogas residues, and performing hydrothermal reaction for 1-4 hours under the conditions that the temperature is 180-250 DEG C and the pressure is 1.5-4 MPa to obtain a hydrothermal product; and activating the hydrothermal product for 1-2 hours under the protective atmosphere of 300-400 DEG C to obtain the modified biogas residue-based hydrothermal carbon. The surface Fe-Cu composite oxide sequentially catalyzes and oxidizes H2S into elemental sulfur and sulfate ions, the vitamin B12-loaded biochar can promote MA directional proliferation, the sulfate ions can competitively inhibit SRB substrate uptake, the quantity ratio of MA to SRB is increased, and the methane production efficiency is effectively improved.

The invention discloses a strain of lactobacillus fermentum LF-HF25 obtained by screening sour cucumber, which is preserved in the China Center for Type Culture Collection, the preservation number is CCTCC No.M20241566, the classification name is the lactobacillus fermentum LF-HF25, the preservation date is July 15, 2024, and the preservation address is Wuhan University, China. The lactobacillus fermentum LF-HF25 has the advantages that the preservation number is CCTCC No.M20241566, the classification name is the lactobacillus fermentum LF-HF25, the preservation date is July 15, 2024, and the preservation address is Wuhan University, China. The lactobacillus mucilaginosus LF-HF25 or the metabiotic microbial inoculum prepared from the lactobacillus mucilaginosus LF-HF25 has the functions of dispelling the effects of alcohol, protecting the liver, promoting digestion and nourishing the stomach, also has the effect of improving sleep, and has a wide application prospect.

The invention relates to brevibacillus parabrevis and application thereof in tissue isolation, and belongs to the technical field of biology. The brevibacillus parabrevis JN-6 disclosed by the invention is preserved in the China General Microbiological Culture Collection Center (CGMCC), the preservation address is No.3, No.1 yard, Beichen West Road, Chaoyang District, Beijing, the preservation number is CGMCC NO.29951, and the preservation date is March 7, 2024. The brevibacillus parabrevis JN-6 disclosed by the invention has the advantages that the preservation number is CGMCC NO.29951; the brevibacillus parabrevis provided by the invention has collagen degradation capability, and the produced collagenase can be used for adipose tissue separation and is further cultured into adipose-derived stem cells. When the produced collagenase is used for digestion and separation, the number of obtained cells can be 6.17 * 10 < 6 > / mL, the adipose-derived stem cells can be effectively differentiated, and the method has a good application prospect.