88 results about "Hydrolyzed protein" patented technology

The invention discloses a preparation method of a crocodile hydrolyzed protein zinc skin care product, and relates to the technical field of skin care. The method comprises the following steps: step a, pretreating raw materials: taking fresh crocodile meat and bones, cleaning, mechanically crushing until the particle size is less than 5mm, and adding water according to the ratio of 1: (3-5) to prepare homogenate; step b, performing three-step enzymolysis, namely performing enzymolysis by adopting alkaline protease, flavourzyme and zinc chelating enzyme in sequence; according to the constructed technology of three-step enzymolysis and three-stage membrane separation, accurate preparation of crocodile protein zinc is achieved, and the zinc chelating rate is increased to 90% or above through the gradient effect of alkaline protease, flavourzyme and zinc chelating enzyme and directional release of zinc binding sites and is remarkably higher than that of a traditional single-enzyme hydrolysis technology; meanwhile, a combined purification technology of a ceramic membrane, an ultrafiltration membrane and a nanofiltration membrane is adopted to replace chemical precipitation and organic solvent extraction, so that the completeness of active ingredients is reserved, the risk of environmental pollution is reduced, and the method conforms to the green manufacturing trend of food industry.

The invention discloses paenibacillus sp. H31, which is preserved in the China Center for Type Culture Collection (CCTCC), the preservation number is CCTCC NO: M 20252669, and the preservation date is November 24, 2025. The invention further discloses a preparation method of the paenibacillus sp. The paenibacillus H31 disclosed by the invention not only has broad-spectrum disease-resistant activity on pathogenic fungi of various plants, but also has a remarkable growth-promoting effect on pepper, so that the paenibacillus H31 can be widely applied to prevention and treatment of agricultural diseases and insect pests, and sustainable development of green agricultural production is promoted. In addition, the paenibacillus H31 also has the effects of hydrolyzing proteinase and cellulose and decomposing ferritin, so that the paenibacillus H31 also can be applied to the scenes of industrial production and the like.

The invention discloses a polypeptide with a whitening effect and a preparation method and application thereof.The polypeptide is obtained from hydrolyzed protein of babylonia areolata, the amino acid sequence of the polypeptide is cysteine-arginine-proline-threonine-cysteine-serine-arginine-leucine-alanine-cysteine, and the amino acid sequence of the polypeptide is cysteine-arginine-proline-threonine-cysteine-serine-arginine-leucine-alanine. The compound can obviously inhibit the generation of melanin in cells and the activity of tyrosinase in vitro, has the characteristics of low toxicity, low irritation, good stability, safety and high efficiency, and can be applied to whitening cosmetics.

The invention discloses weight-reducing and blood-sugar-reducing meal replacement powder for increasing satiety and a preparation method thereof, and belongs to the technical field of meal replacement powder. Comprising resistant starch, bio-enzyme modified whey protein concentrate, bio-enzyme modified soybean protein isolate, bio-enzyme modified white kidney bean hydrolyzed protein, oat fiber powder, nano emulsion milk powder, mogroside, chitosan, inulin, konjac powder, pumpkin seed powder, a cactus extract, a griffonia simplicifolia seed extract and a Chinese waxgourd peel extract. Through the synergistic effect of multiple components and multiple processes, the obvious effects of satiety, weight loss and blood sugar reduction are achieved. 5-hydroxytryptophan in the griffonia seed extract can regulate satiety center and delay hunger sensation; dietary fibers such as the resistant starch and the inulin absorb water and swell in intestinal tracts to form high-viscosity gel, so that the satiety is further enhanced, and the eating frequency and the eating amount are reduced. A low-calorie and high-protein formula is combined with components such as tartronic acid in the Chinese waxgourd peel extract and the cactus extract, so that fat catabolism is accelerated, and fat synthesis is inhibited.

The present invention discloses a preparation method of antioxidant sturgeon protein peptides, comprising the following steps: S1, extraction of crude sturgeon skin protein solution; S2, extraction of crude sturgeon swim bladder protein; S3, extraction of crude sturgeon meat protein solution; S4, mixed enzymatic hydrolysis; S5, subjecting the obtained enzymatic hydrolysis product to enzyme inactivation treatment first to obtain an enzymatic hydrolysis solution, and then sequentially ultrafiltering and vacuum drying the enzymatic hydrolysis solution to obtain antioxidant sturgeon protein peptides. The present invention mixes the proteins extracted from different parts of sturgeon in a specific ratio, and then performs enzymatic hydrolysis. The neutral protease and papain added can act synergistically to more comprehensively hydrolyze proteins, generating small peptides with specific functions. At the same time, glutathione added during enzymatic hydrolysis can protect the sulfhydryl groups of the enzyme and maintain the enzyme activity, so that the finally obtained sturgeon protein peptides have good antioxidant properties.

The invention discloses a transcription factor OfMYB187 for regulating synthesis of beta-ionone of a sweet osmanthus fragrance component, an interaction protein OfCLpP of the transcription factor OfMYB187 as well as coding genes and application of the transcription factor OfMYB187 and the interaction protein OfCLpP, and belongs to the field of plant molecular biology. The amino acid sequence of the transcription factor OfMYB187 provided by the invention is as shown in SEQ ID NO. 2, and the amino acid sequence of the interaction protein OfCLpP of the transcription factor OfMYB187 is as shown in SEQ ID NO. 4. According to the application disclosed by the invention, a carrier constructed by promoters of OfMYB187, OfCLpP and OfCCD4 is jointly injected into a Ben's tobacco leaf, firefly and renilla determination is carried out, and a result shows that the OfMYB187 has an inhibition effect on a synthetase gene OfCCD4 of beta-ionone, but after interaction of the OfMYB187 and the OfCLpP, the OfMYB187 protein can be hydrolyzed, and the inhibition effect of the OfMYB187 protein on the OfCCD4 is relieved. The gene provided by the invention can directly or indirectly regulate and control the content of beta-ionone in osmanthus fragrans fragrance, and has a good application prospect.

A dry stable probiotic composition is provided. The composition comprises one or more viable probiotic microorganisms, one or more hydrolyzed proteins, one or more disaccharides, one or more oligosaccharides, and one or more polysaccharides, but not trehalose. The composition has viability of at least 1×1010 CFU / g, and a viability loss of less than 1 log unit / g after one month at a temperature of 40° C. and a relative humidity of 33%. Also provided are methods for preparing the dry stable probiotic composition.

The invention relates to a functional drinking water preparation method based on a pH response type microcapsule slow release system, and belongs to the technical field of drinking water processing. The functional drinking water is prepared from the following materials: 50-65 parts of base water, 3-6 parts of hydrolyzed protein peptide melt, 5-12 parts of transparent gel, 5-10 parts of a mixture of vitamin C and acerola cherry powder, 1-3 parts of a zinc lactate aqueous solution and 6-12 parts of nicotinic acid microcapsule liquid. By adding natural plant extracts and trace elements and supplementing by oral administration, the health-care beverage can endogenously improve physical quality, promote blood circulation, increase the oxidation resistance of the body of a drinker, and contribute to improving the body vitality and enhancing the immunity; the functional drinking water prepared by the invention is suitable for long-term storage, inhibits the growth of microorganisms, and maximally retains the biological activity of the microorganisms.

The invention relates to a preparation method and application of a high-activity SOD enzyme compound raw material. The preparation method of the high-activity SOD enzyme compound raw material comprises the following steps: (1) adding SOD enzyme into a zinc glycinate solution, and carrying out ultrasonic treatment; (2) collecting the reaction solution, and performing dialysis and / or ultrafiltration to obtain filtrate; (3) adjusting the pH value of the filtrate, adding a hydrolyzed protein zinc solution into the filtrate, and fully stirring to obtain a mixed solution; (4) adding a sodium carbonate and / or sodium bicarbonate buffer solution into the mixed solution, and adjusting the pH value; and (5) performing ultrafiltration concentration and freeze-drying to obtain the SOD enzyme compound raw material. According to the preparation method, high activity of SOD can be kept in the preparation and storage processes of the cosmetics, so that the anti-aging effect and the whitening effect of the SOD applied to the cosmetics are enhanced.

A method of treating exocrine pancreatic insufficiency includes administering to an individual in need thereof (e.g., an individual with cystic fibrosis) an effective amount of an enteral composition having a total protein consisting essentially of hydrolyzed protein and a total fat containing monoacylglycerols (MAG) that are at least about 30 wt. % of the total fat, and the total fat optionally further contains medium chain triglycerides (MCT) and / or fatty acids. In one particular non-limiting embodiment, about 60 wt. % of the total fat is from MCT and about 40 wt. % of the total fat is from MAG; in another particular non-limiting embodiment, the total fat is MAG with free fatty acids (esterified and / or bound) without MCT; and in yet another particular non-limiting embodiment, the total fat is MAG alone without MCT.

A stable dry composition is provided. This composition comprises one or more viable microorganisms, at least 50% by weight of one or more hydrolyzed proteins, and less than 10% by weight of one or more sugars selected from the group consisting of monosaccharides, disaccharides, and combinations thereof, each weight percentage based on the total weight of the dry composition. Preferably, the composition contains no monosaccharides or disaccharides. The composition may further comprise one or more oligosaccharides, one or more polysaccharides, one or more carboxylic acid salts, or a combination thereof. The composition may have a viability of at least 1 x 10¹⁰ CFU / g and a loss of viability of less than 1 log unit / g after 84 days at 40°C and 33% relative humidity. Methods for preparing the stable dry composition are also provided.

The invention relates to the technical field of daily chemicals, and discloses a silicone oil-free shampoo composition containing polyquaternium-51 and a preparation method thereof, the composition comprises a mild surfactant, an ion gradient builder, the polyquaternium-51 and low molecular weight hydrolyzed protein which are specifically combined. The core of the bulking technology is that the preparation method comprises the following steps: preparing a core premix from polyquaternium-51 and a specific synergistic component in advance, blending the core premix into a main water phase containing an ion gradient building agent at a controlled rate, and finally adjusting the pH value to 5.0-6.0. According to the method, an inside and outside synergistic fluffy repairing system is constructed, so that ordered deposition of active matters on the surface of the hair and effective filling of the inside of the hair are ensured. The prepared composition is high in stability, can endow hair with an instant, lasting and non-dry fluffy effect, remarkably improves carding smoothness and natural gloss, and is suitable for fine, soft and collapsed hair so as to realize long-acting fluffy effect after cleaning.

To provide a hair shampoo composition that has excellent foaming, can easily wash even wavy hair, and gives good hair manageability.SOLUTION: Provided is a hair shampoo composition that contains components (A) polypeptide-type surfactant expressed by general formula (1) and (B) saccharide, where saccharide of the component (B) may be sugar alcohol, polypeptide which is a basic structure of polypeptide-type surfactant of the component (A) may be hydrolyzed protein, and a content mass ratio [(A) / (B)] of the component (A) for the component (B) may be 0.06 to 20. Also provided is a hair shampoo composition containing components (A) polypeptide-type surfactant and (C) α-olefin sulfonate.SELECTED DRAWING: None

The invention relates to the field of A61K8 / 00, in particular to a composition for promoting rapid growth of hair and application of the composition. By adopting the specific amino acid composition, the physiological active component, the plant source glucoside, the protein hydrolysate, the diguanide tetraphosphate and the anti-inflammatory agent, through the synergistic effect of all the active raw materials, the provided composition for promoting rapid growth of hair is added to prepare hair washing and hair care products, and the hair washing and hair care products are applied to people with alopecia to use or treat the alopecia. Hair stem cell stimulation and rapid hair follicle regeneration are effectively induced, scalp aging is prevented, the treatment effect is remarkable, and no obvious side effect exists.

The invention relates to a probiotic composite product helpful for inhibiting the activity of angiotensin and a preparation method thereof. The probiotic composite product contains lactobacillus plantarum CW006 and radix puerariae powder. Different from the prior art, the lactobacillus plantarum CWO06 added in the formula of the technical scheme can hydrolyze protein through extracellular protease, reduce conversion from angiotensin I to angiotensin II and reduce hydrolysis inactivation of bradykinin, so that the effect of reducing blood pressure is achieved. The radix puerariae powder serving as an active ingredient is rich in isoflavone substances, has an inhibiting effect on a renin-angiotensin system (RAS), and has an effect of assisting in lowering blood pressure.

The present invention relates to a dispersant for a suspending agent-based aqueous medium agrochemical formulation wherein the formulation comprises at least one dispersant which is a hydrolyzed plant protein having a molecular weight of at least 5,000 Da; and at least one agrochemical active agent. Preferably, the hydrolyzed protein is derived from potato, wheat or chickpea protein. The hydrolyzed protein may be chemically modified with a functional group selected from silicone or alkenyl succinic anhydride. The hydrolyzed protein may be cross-linked with an optionally alkoxylated di-or tri-glycidyl ether. The invention also relates to a method for providing dispersion in the agrochemical formulation with the hydrolyzed protein and a method for treating a crop plant with the formulation. Concentrates suitable for forming the formulations are also provided.

The present application relates to the technical field of pet food, and discloses pet food with tear mark removing function and a preparation method thereof, the preparation method comprising: replacing part of the water used for decocting with mulberry extract solution to decoct chrysanthemum, cassia seed, medlar and dandelion; performing low-temperature concentration on the obtained decocting liquid after rough filtration, removing tannin precipitate through fine filtration, and performing concentration again to prepare a high-purity concentrated solution; respectively performing shallow enzymolysis and deep enzymolysis on duck liver with food-grade alkaline protease, and compounding the two kinds of enzymolysis products to prepare a compounded duck liver hydrolyzed protein solution; fully mixing the compounded duck liver hydrolyzed protein solution with fresh minced duck meat, then adding the high-purity concentrated solution and mixing uniformly, and performing molding and freeze-drying treatment to obtain a finished product. The present application solves the problems that it is difficult to simultaneously remove astringent substances and retain functional active ingredients, and that the functional ingredients are unevenly distributed due to phase separation when the plant concentrated solution is mixed with fresh minced meat, and obtains pet food with uniform distribution of functional active ingredients and good palatability for pets.

The present invention relates to a method for detecting allergens in hydrolyzed milk powder by electrophoresis combined with liquid phase mass spectrometry analysis. The electrophoresis results presented by the detection method can firstly visually observe the distribution range of protein components and molecular weight in the milk powder sample, and preliminarily judge the residual allergens; then the milk powder sample is pre-treated, and the peptide segment after hydrolysis with a confidence interval of 80% or more is selected by LC-MS / MS full scan analysis, and it is compared with the antigenic epitopes of each allergen in cow's milk, and then the allergenic residual situation of the hydrolyzed milk powder is inferred. The hydrolyzed milk powder allergen detection method of the present invention has the advantages of high accuracy, high sensitivity, good stability, high throughput, etc., and can provide a theoretical basis and technical support for the detection of allergens in low-allergenic formula milk powder.

The invention provides a soda water beverage added with nattokinase and a preparation method and application thereof, the soda water beverage added with nattokinase has a pH value of 7.8-8.2 and a carbonation degree of 0.8-1.2 g / L, and contains nattokinase, and the activity of the nattokinase is greater than or equal to 10,000 FU / L. The soda water beverage added with the nattokinase is applied to preparation of products for regulating PCSK9 activity, reducing the low density lipoprotein cholesterol LDL-C level in blood or preventing / assisting in managing obesity and related metabolic syndromes. The product is a beverage, a health food or a dietary supplement. The nattokinase can be used for specifically hydrolyzing the Ser153-Gly154 site of the PCSK9 protein, and the Ser153-Gly154 site of the PCSK9 protein can be specifically hydrolyzed. According to the beverage, the activity of nattokinase is protected by optimizing pH and a carbonation system, the intestinal absorption rate of the nattokinase is improved, and the function of PCSK9 is inhibited in a targeted manner so as to regulate blood lipid metabolism. Compared with an existing oral enzyme preparation, the oral enzyme preparation has high efficiency, stability and consumption convenience, and an innovative diet intervention scheme is provided for obesity and related metabolic diseases.

A method of making a beverage includes adding one or more other ingredients to hydrolyzed protein to form the beverage, which is clear, shelf-stable, and high protein and has a neutral pH and an energy content of at least about 100 kcal per 240 ml of the beverage. Optionally the hydrolyzed protein is obtained by subjecting protein to a protease. In some embodiments, the high protein is at least about 15 g or at least about 20 g of protein / 100 kcal, and in some embodiments the energy content is at least about 150 kcal / 240 ml or at least about 200 kcal / 240 ml. Other aspects are directed to the resultant beverage, a method of producing a high protein beverage containing hydrolyzed protein, a method of increasing transparency in a high protein beverage containing hydrolyzed protein, and a method of providing nutrition to an individual.

A method of making a beverage includes adding one or more other ingredients to hydrolyzed protein to form the beverage, which is clear, shelf-stable, and high protein and has a neutral pH and an energy content of at least about 100 kcal per 240 ml of the beverage. Optionally the hydrolyzed protein is obtained by subjecting protein to a protease. In some embodiments, the high protein is at least about 15 g or at least about 20 g of protein / 100 kcal, and in some embodiments the energy content is at least about 150 kcal / 240 ml or at least about 200 kcal / 240 ml. Other aspects are directed to the resultant beverage, a method of producing a high protein beverage containing hydrolyzed protein, a method of increasing transparency in a high protein beverage containing hydrolyzed protein, and a method of providing nutrition to an individual.

A composition comprising carbon fibers and hydrolyzed protein, wherein, when calculated relative to the total amount of hydrolyzed protein and carbon fibers, the carbon fibers are present in an amount of 85.0000 to 99.9995% by weight, and the hydrolyzed protein is present in an amount of 0.0005 to 15.0000% by weight, and the composition further comprises a curable resin or prepolymer component having at least one ethylenically unsaturated polymerizable group and water in an amount ranging from 0.0 to 10.0% by weight when calculated relative to the total weight of the composition.

The present invention addresses the problem of providing an albumen hydrolysate that has emulsifiability, emulsion stability and heat coagulability. An albumen hydrolysate obtained by hydrolysis of albumen with a protease, wherein the dry weight of a precipitate formed by adding nine times the amount of 0.4 M trichloroacetic acid (TCA) to the albumen hydrolysate is 60% or more relative to the dry weight of albumen treated in the same manner.

The invention belongs to the technical field of preparation of peptides, and particularly relates to a spirulina peptide, a preparation method, a product and application. The invention provides a spirulina peptide. The spirulina peptide comprises a first algae peptide, a second algae peptide, a third algae peptide, a fourth algae peptide and a fifth algae peptide. According to the preparation method of the spirulina peptide provided by the technical scheme, the neutral protease can preliminarily decompose protein in spirulina, the binding structure of the protein and polysaccharide is destroyed, and macromolecular protein is decomposed into medium-sized peptide fragments. Alkaline protease can deeply hydrolyze protein to generate the antiviral pneumonia active peptide with biological activity. And the papain can accurately regulate and control the molecular weight of the peptide fragment, so that the generated peptide fragment has relatively high water solubility and emulsifying activity, and the antiviral effect is high. Results of embodiments show that the spirulina peptide provided by the invention has the efficacy of resisting viral pneumonia.

The present invention relates to the use of a nutritional composition, more particularly to the use of a nutritional composition in the manufacture of a product for improving intestinal colic and / or abdominal distension, wherein the nutritional composition comprises partially hydrolyzed protein and docosahexaenoic acid (DHA). The partially hydrolyzed protein and the docosahexaenoic acid, when used in combination, are capable of synergistically improving intestinal colic and / or abdominal distension.

The application belongs to the field of gypsum building material water reducing agent, and discloses a modified plant hydrolyzed protein water reducing agent, a preparation method and application, the water reducing agent comprises a substance with a structure shown in formula I, wherein a=20-25, b=15-20, x=30-40, y=40-45, and z=5-10.The modified plant hydrolyzed protein water reducing agent has the advantages of small mixing amount, high water reducing rate, small loss of gypsum strength, certain retarding effect, strong adaptability to gypsum-based materials, reduced application of other retarding materials, and reduced cost of gypsum-based additives.

The utility model discloses an enzymolysis tank for protein hydrolysate, and relates to the technical field of enzymolysis tanks, in particular to an enzymolysis tank for protein hydrolysate, which comprises an enzymolysis tank body, a tank cover capable of forming a closed space with the enzymolysis tank body is arranged on the enzymolysis tank body, and a discharge hole is arranged at the bottom of the enzymolysis tank body. A discharging hole is formed in the enzymolysis tank body, a valve is installed on the discharging hole, a rotating rod is detachably assembled in the enzymolysis tank body, a spiral stirring plate is fixedly connected to the outer side of the rotating rod, a plurality of water conveying pipelines are arranged in the rotating rod, and a water outlet is formed in the stirring plate in a penetrating mode. According to the enzymolysis tank for hydrolyzed protein, under the driving of a servo motor, a stirring plate and a rotating rod can rotate, raw materials in the enzymolysis tank body are stirred, stirring is more uniform under the action of a spiral structure of the stirring plate, and during cleaning, a water pump in a water tank is directly started, and cleaning can be conducted.

The invention discloses a low-corrosion foam fire extinguishing agent and a preparation method thereof. The fire extinguishing agent comprises the following raw materials: a protein hydrolysate concentrated solution, a fluorocarbon surfactant FS-50, a hydrocarbon surfactant alkyl polyglucoside APG0810, cobalt acetate, a cosolvent, an antifreeze agent, a composite corrosion inhibitor and water. The raw materials comprise, by mass, 45 to 50% of a protein hydrolysate concentrate, 3 to 3.5% of a fluorocarbon surfactant FS-50, 2.5 to 3% of a hydrocarbon surfactant alkyl polyglucoside APG0810, 2.5 to 3.5% of cobalt acetate, 1.5 to 2.5% of a cosolvent, 4 to 6% of an antifreeze agent, and 1.5 to 2.5% of a composite corrosion inhibitor; the compound corrosion inhibitor is a mixture of sodium gluconate, potassium sorbate and benzotriazole according to the mass ratio of 7: 6: 8. According to the composite corrosion inhibitor, the corrosion inhibition effect is improved, a protective film is formed on the metal surface, and corrosion of a foam extinguishing agent to metal is effectively reduced.

The invention discloses weight-losing meal replacement powder capable of increasing satiety and a preparation method of the weight-losing meal replacement powder, and belongs to the technical field of meal replacement powder. Comprising resistant starch, bio-enzyme modified whey protein concentrate, bio-enzyme modified soybean protein isolate, bio-enzyme modified white kidney bean hydrolyzed protein, oat fiber powder, nano emulsion milk powder, mogroside, chitosan oligosaccharide, inulin, konjac powder, pear cactus concentrated powder, chia seed extract, wax gourd peel concentrated powder, edible essence and a nutrition enhancer. Through the synergistic effect of multiple components and multiple processes, the remarkable satiety and weight loss effects are achieved. Dietary fibers such as the resistant starch and the inulin absorb water and swell in intestinal tracts to form high-viscosity gel, so that the satiety is further enhanced, and the eating frequency and the eating amount are reduced. A low-calorie and high-protein formula is combined with components such as tartronic acid in the Chinese waxgourd peel concentrated powder and the opuntia ficus-indica concentrated powder, so that fat catabolism is accelerated, and fat synthesis is inhibited.

The preparation method comprises the following steps: mixing fresh shiitake mushrooms, celery, perilla leaves, white mushrooms and wheatgrass according to a specific mass ratio, carrying out cleaning, steam fixation and crushing pretreatment, inhibiting enzyme activity and retaining flavor substances; by adopting staged enzymolysis and utilizing the synergistic effect of glutaminase and flavourzyme, protein is efficiently hydrolyzed to generate flavor peptide; according to the method, the plant-derived flavor peptide is used as a raw material, ultrasonic-assisted extraction, targeted membrane separation, directional flavor modification and spray drying processes are combined, various parameters are accurately controlled, mass transfer is enhanced, impurities are removed, flavor is modified, and powder characteristics are optimized, so that the finally prepared plant-derived flavor peptide is high in quality, and a high-quality raw material is provided for salt reduction and seasoning of foods.