76 results about "Beta d glucan" patented technology

The invention provides a process for preparing various nutritional ingredients from oats, and relates to the technical field of deep processing of oats. The process comprises the following steps: crushing and sieving oats to obtain oat bran; the method comprises the following steps: extracting oat bran through a supercritical extraction technology to obtain pretreated oat bran and an extract, and carrying out gradient membrane treatment and membrane ultrafiltration on the extract to obtain oat oil; extracting the pretreated oat bran through continuous sectional extraction equipment; after first-stage protein extraction, second-stage dextran extraction, third-stage immobilized enzymolysis and fourth-stage filler decoloration, the materials enter a system balance tank, and membrane separation and concentration are performed to obtain the oat beta-dextran. According to the invention, various nutrient substances such as oat beta-glucan, oat protein, oat oil and the like can be extracted at the same time, the defects in the prior art are overcome, the automation degree is high, and energy conservation and emission reduction are realized.

The invention belongs to the technical field of biology, and particularly relates to an alpha-glucosidase inhibitory peptide and application thereof. According to the invention, oat bran is used as a raw material to extract protein, the oat active peptide is prepared by a biological enzymolysis method, the alpha-glucosidase inhibitory peptide RELGGFF is analyzed and screened by utilizing bioinformatics, and the IC50 value of the alpha-glucosidase inhibitory peptide RELGGFF to alpha-glucosidase reaches 531.90 + / -5.23 [mu] g / mL. The invention further explores the inhibition effect of the combination of the alpha-glucosidase inhibitory peptide RELGGFF and oat beta-glucan on the activity of alpha-glucosidase, and applies the alpha-glucosidase inhibitory peptide RELGGFF and oat beta-glucan to the preparation of products for inhibiting the activity of alpha-glucosidase, or to the preparation of products for reducing blood sugar, or to the preparation of products for treating diabetes.

The invention relates to a barrier repair composition for activating cell energy and application thereof, the composition comprises the following components: nicotinamide, a wheat germ extract, oat beta-glucan and a golden camellia flower extract, the four components synergistically form a full-link barrier repair system of energy supply (nicotinamide)-autophagy cleaning (wheat germ extract)-structure strengthening (beta-glucan)-oxidation defense (camellia nitidissima extract), the limitation that a traditional skin care product singly supplements lipid or resists oxidation is broken through, lipid dynamic balance is rebuilt from the root of cell metabolism, and the skin care product has the advantages that the skin care effect is good; and certain skin smoothing and anti-aging effects are achieved.

The invention relates to beta-1, 4-glucanase and application thereof, and belongs to the technical field of biology. A novel beta-1, 4-glucanase is screened and identified in Pleurotus tuber-regium, and the beta-1, 4-glucanase has wide substrate specificity, can specifically hydrolyze beta-glucan (such as sodium carboxymethyl cellulose) containing beta-1, 4 glucosidic bonds, and can hydrolyze beta-glucan (such as sodium carboxymethyl cellulose) containing beta-1, 3-1, 4-glucanase) containing beta-1, 3-1, 4-glucanase. The beta-1, 4-glucanase disclosed by the invention can be used for preparing beta-glucan (such as barley beta-glucan and oat beta-glucan) containing beta-1, 3-1, 4 glucosidic bonds, so that the beta-1, 4-glucanase disclosed by the invention has good enzyme activity on the beta-glucan containing the beta-1, 4 glucosidic bonds and the beta-glucan containing the beta-1, 3-1, 4 glucosidic bonds. Besides, the enzyme activity of the beta-1, 4-glucanase disclosed by the invention can be kept at 70% or above under the condition that the pH value is 4.0-7.0, the enzyme activity of the beta-1, 4-glucanase can be kept at 88% or above under the temperature of 40 DEG C, and the beta-1, 4-glucanase has good stability.

The invention belongs to the technical field of medicines and health-care products, and particularly relates to compound prebiotics with an intestinal tract improving function as well as a preparation method and application of the compound prebiotics. The compound prebiotics with the function of improving the intestinal tract, disclosed by the invention, are prepared from the following components in parts by mass: 2 to 5 parts of polydextrose, 1 to 2 parts of erythritol, 8 to 10 parts of oat beta-glucan, 4 to 6 parts of stachyose, 12 to 15 parts of beta-galactomannan oligosaccharide, 20 to 30 parts of isomaltooligosacharide and 2 to 4 parts of a multifunctional additive. The multifunctional additive comprises fructo-oligosaccharide, red wine polyphenol and fatty acid. The compound prebiotics provided by the invention not only can promote the growth and reproduction of probiotics, improve the micro-ecological balance in intestinal tracts, improve the immunity of the intestinal tracts and improve the functions of the intestinal tracts, but also can prevent diarrhea.

The invention provides an enzymolysis method of oat milk for promoting proliferation of lactobacillus plantarum and bifidobacterium. According to the invention, through the synergistic effect of in-situ enzymolysis of oat endogenous protease and glucanase and enzymolysis of free enzyme, on the basis, through enzymolysis of proper protease, the obtained oat milk contains oat polypeptide and oat beta-glucan with proper molecular weights, and has remarkable activity of promoting proliferation of lactobacillus plantarum and bifidobacterium.

The present invention belongs to the technical field of food additives, and specifically discloses a high-purity naked oat β-glucan and a preparation method and application thereof. The high-purity naked oat β-glucan is extracted by enzyme-assisted water extraction and alcohol precipitation, and the extract has the function of maintaining moisture stability in cereal products and improving water holding capacity. The high-purity naked oat β-glucan extraction of the present invention is obtained by pretreatment, hot water extraction, enzyme-assisted removal of starch and protein, freeze drying to obtain crude polysaccharides, and crude polysaccharide purification; the example of making cereal bread proves that the high-purity naked oat β-glucan can significantly improve the water holding capacity of cereal products and prolong their shelf life, and can be used in bread, biscuits, and meal replacements to achieve its high-value application.

The invention discloses a preparation method and application of micromolecular oat beta-glucan, and the preparation method comprises the following steps: inoculating lactobacillus into a fermentation substrate composed of oat bran and water, and carrying out fermentation culture and sterilization to obtain the micromolecular oat beta-glucan, wherein the lactobacillus is composed of lactobacillus helveticus and lactobacillus plantarum, and the viable count ratio of the lactobacillus helveticus to the lactobacillus plantarum is 1: (0.5-2). The lactobacillus fermentation is utilized to improve the utilization rate of the oat bran and reduce the loss of active ingredients, so that the preparation method has the advantages of low cost, low energy consumption, environmental friendliness and the like, and can be directly used as an additive for preparing facial masks, essence or toner; the prepared product is superior to a product prepared by a traditional method in the aspects of DPPH free radical scavenging capacity, total antioxidant capacity, cytotoxicity, total sugar content, anti-inflammatory performance, molecular weight and the like, and has a good market application prospect.

The invention discloses a composition for reversing skin cell aging and application thereof, and relates to the technical field of cosmetics. The invention provides a composition. The composition comprises a component A and a component B, the component A comprises a camellia nitidissima extract, a camellia yunnanensis flower extract and a catechu extract; and the component B is oat beta-glucan. When the camellia nitidissima extract, the camellia yunnanensis flower extract and the catechu extract cooperate with the oat beta-glucan, small-molecule terpenoids and the like in the extracts can be used as natural penetration enhancers to form molecular channels with the oat beta-glucan; meanwhile, the components are synergistic, so that the removal of senescent cells can be enhanced, the cell regeneration is further enhanced, the cutin is effectively removed, the skin is brightened, and the mild anti-aging and brightening effects on the sensitive skin are achieved.

The invention discloses a special ergothioneine-containing skin repair hydrogel for pets and a preparation method of the special ergothioneine-containing skin repair hydrogel, and belongs to the technical field of pet skin care hydrogels. The invention relates to a skin care product which comprises the following components in parts by weight: 1.6-3.8 parts of a functional active component consisting of ergothioneine, quaternized chitosan and oat beta-glucan, 0.15-0.35 part of a cross-linking agent, 5-10 parts of 1, 3-propylene glycol, 5-10 parts of glycerol, 0.2-0.5 part of a preservative and the balance of water, totaling 100 parts. Through precise compatibility of functional active components and synergistic construction of the ionic cross-linked gel matrix, systematic integration of three effects of oxidation resistance, bacteria resistance and healing promotion is achieved, and the technical problems that an existing pet skin care product is single in function, insufficient in synergy and limited in repairing effect are solved.

The invention discloses high-purity oat beta-glucan frozen dough as well as a preparation method and application thereof, and belongs to the technical field of food processing and freezing. The preparation method comprises the following steps: mixing medium gluten wheat flour and self-made oat beta-glucan according to a specific ratio, kneading, fermenting, quickly freezing, freezing and storing, and the like, so as to prepare the frozen dough. The self-made oat beta-glucan is added, so that the anti-freezing performance, gluten network stability and yeast activity protection capability of frozen dough are remarkably improved, and meanwhile, the nutritional characteristics and sensory quality of the finished steamed buns are improved. The method solves the problems that existing frozen dough is insufficient in freezing resistance and poor in long-term freezing storage stability, and has high application value and market prospects.

The invention relates to an acne-removing composition and application thereof. The acne-removing composition is prepared from a sweet osmanthus extract, zinc pyrrolidone carboxylate, coated salicylic acid, quaternary ammonium salt-73, 0-cymene-5-ol, oat beta-glucan, nicotinamide and an oat kernel extract. Starting from acne formation factors, various active components are reasonably compounded, the obtained composition is fresh and oil-free, acne formation can be inhibited from multiple aspects of oil control, anti-inflammation, bacteriostasis, pore dredging and the like, the purpose of comprehensive acne removal is achieved, the acne removal effect is outstanding, and the composition has the advantages of being stable and free of color change after being added into a product and has a good application prospect. And a subject can have a pleasant sensory experience in use.

The invention relates to the technical field of microorganisms, and discloses a bacterial strain for improving children allergy and relieving inflammation and application thereof.A BB1000 bacterial strain is compounded with a soluble dietary fiber mixture, an inulin enzymolysis product, oat beta-glucan and tremella polysaccharide according to a determined proportion, a compound polysaccharide composition is prepared through freeze-drying, and a powder product suitable for children to take is prepared. According to the composition, through the synergistic effect of polysaccharide components, a composite gel network is formed in the intestinal tract to protect a BB1000 strain, diversified prebiotics are provided to support strain colonization, and mucous membrane layer repair, barrier function enhancement and immunoregulation are achieved at the same time.

The invention discloses modified chickpea starch and a preparation method and application thereof, and belongs to the technical field of food processing.The modified chickpea starch is obtained by adding oat beta glucan into chickpea starch, then conducting pretreatment on the chickpea starch, conducting extrusion treatment on the chickpea starch through a double-screw extruder, and cooling, drying and smashing an extruded sample; wherein the addition amount of the oat beta glucan is 3 to 15 percent; the temperature of the extrusion treatment is 80-120 DEG C. The chickpea starch is subjected to compound modification by adopting a twin-screw extrusion technology in cooperation with oat beta glucan, and a starch semi-crystalline layer is deeply destroyed to realize deep regulation and control of a multi-scale structure; meanwhile, the oat beta glucan and the starch form a hydrogen bond network, so that the problem of excessive modification of chemical modification is avoided, and the thermal stability, the shear resistance and the aging resistance of the starch are remarkably improved; no chemical reagent participates in the whole process, no chemical residue risk exists, and the method has the advantages of continuous production, large treatment capacity, low energy consumption and the like.

The invention provides a freeze-drying composition capable of improving skin feeling as well as a preparation method and application of the freeze-drying composition. The freeze-drying composition comprises hydrolyzed collagen, sodium polyacrylate, sodium alginate and functional components, the functional component comprises any one or a combination of at least two of madecassoside, pentapeptide-48 or oat beta-glucan. The hydrolyzed collagen, the sodium polyacrylate and the sodium alginate in the freeze-dried composition disclosed by the invention are synergistically matched, so that the stability of a product and the use skin feeling of the product can be improved, and the activity of functional components is improved.

The invention discloses a milk-based solid beverage and a preparation method thereof, and relates to the technical field of solid beverages. The invention discloses a preparation method of a milk-based solid beverage, which comprises the following steps: blending raw materials according to a formula ratio to obtain the milk-based solid beverage, the milk-based solid beverage contains 1-7wt% of a calcium supplement; the calcium supplement is obtained by carrying out covalent cross-linking on carboxymethylated beta-glucan and sodium alginate and then carrying out calcium chelation treatment; plant polysaccharide oat beta-glucan is used as a raw material, the oat beta-glucan is subjected to carboxymethylation treatment and then is covalently cross-linked with carboxymethyl sodium alginate to construct a three-dimensional network, the high efficiency and stability of the product are ensured, finally calcium ions are chelated, and the calcium supplement of the solid beverage is prepared. The prepared calcium supplement is high in calcium content and easy to absorb by intestines and stomach.

The invention belongs to the field of food processing, and particularly discloses a method for continuously extracting oat beta-glucan and oat starch from naked oat and application of the method, the oat beta-glucan and the oat starch are simultaneously obtained from naked oat raw materials, the production cost is effectively reduced, the utilization rate of resources is increased, and the waste of the resources is reduced; according to the method, toxic and harmful drugs are not used during extraction, so that food safety is guaranteed, and the environment is protected. Experiments prove that the yield of the oat beta-glucan extracted by the method is 40%, and the yield of the oat starch extracted by the method is 0.5%. The oat beta-glucan and the oat starch not only have common nutrition of food, but also have special functional characteristics, for example, the oat beta-glucan has the functional characteristics of reducing blood sugar, reducing blood fat, regulating immunity, benefiting gastrointestinal health and the like, and the oat starch is fine and can be widely applied to the fields of food and medicine. Therefore, the method disclosed by the invention is energy-saving and efficient, and has a wide application prospect in the aspect of preparation of oat products.

The invention discloses a plant polysaccharide composite film-forming agent as well as a preparation method and application thereof, and belongs to the technical field of natural film-forming agents. The film-forming agent disclosed by the invention is prepared from the following components in parts by weight: 30 to 45 parts of garlic polysaccharide, 10 to 20 parts of oat beta-glucan, 5 to 15 parts of collagen, 3 to 10 parts of sericin and 40 to 45 parts of glycerol, and the prepared composite film-forming agent has the antibacterial property of polysaccharide, the long-chain polymer structure of protein and the hydrophobicity of lipid substances; a thin film with certain gas barrier property and moisture barrier property can be formed, the strength and the adhesion property of the composite film are enhanced, and the composite film can be applied to facial masks, medical use or fresh keeping.

The invention provides a preparation method for promoting transdermal absorption of an externally-applied medicine, an externally-applied medicine composition and application of the externally-applied medicine composition, and the composition comprises multiple traditional Chinese medicine raw materials such as cortex lycii radicis, radix cyathulae and radix astragali and further comprises oat beta-glucan, laurocapram and the like. The radix astragali is processed by a specific honey roasting process, and the Chinese fevervine herb extract is extracted by supercritical CO2. The preparation method comprises the following steps: extracting and concentrating part of medicinal materials to obtain extract, grinding the rest of medicinal materials into powder, adding the powder into the extract, mixing, preparing oat beta-glucan and lecithin into a nano-emulsion, dropwise adding the nano-emulsion into the mixture, adding laurocapram through gradient heating, stirring, and finally adding pearl powder to prepare an external application dosage form. According to the pharmaceutical composition, aiming at complex pathogenesis such as neuropathy, vasculopathy and infection of the diabetic foot, multiple medicinal materials synergistically play a role, drug absorption and utilization are effectively promoted, and the pharmaceutical composition has the effects of clearing heat and cooling blood, tonifying kidney and reducing blood sugar, activating blood and stimulating menstrual flow, dispersing blood stasis and stopping bleeding, promoting ulcer healing, controlling infection, relieving pain, improving neurological functions and the like, and has a wide application prospect. The medicine is suitable for treating diabetic foot through external application.

This invention provides a composition for soothing dry, itchy, and red skin in infants and children, and its application. The composition comprises 1-8% plant oil, 5-12% moisturizer, and 0.1-0.5% soothing ingredients. The plant oil contains ≥1% shea butter. Through the synergistic effect of the compound plant oil, moisturizer, and soothing ingredients, and with oat β-glucan modified by acetylation, the permeability and skin affinity are improved. The preparation employs a segmented emulsification and homogenization process, controlling the oil droplet size to 0.2-0.4 μm, and low-temperature compounding preserves the active ingredients. This composition achieves multiple benefits, including rapid soothing of dryness, itching, and redness, repair of the skin barrier structure, and balance of the skin microecology. Experimental verification shows that this composition has a significant inhibitory effect on inflammatory factors, is gentle and non-irritating, and can provide comprehensive protection for the delicate skin of infants and children.

The application discloses high-elasticity high-gluten low-GI non-fried instant noodles and a preparation method thereof, and contains the following basic raw material components in parts by weight: high-gluten wheat flour 60-75 parts, gluten powder 5-10 parts, resistant starch 10-20 parts, soybean protein powder 3-8 parts, konjac powder 1-3 parts, oat beta-glucan 2-5 parts, sodium alginate 0.5-1.5 parts, and composite phosphate 0.1-0.3 parts. The non-fried instant noodles satisfy the conditions of GI value ≤55, elastic modulus ≥1.8 MPa, shear strength ≥450 g, boiling water rehydration time <4 min, and fat content ≤3%. The raw materials such as high-gluten wheat flour, gluten powder and resistant starch are combined in a specific ratio, and processes such as segmented curing, steam gelatinization and combined drying are combined, so that the effects of low GI value, high-elasticity high-gluten and low fat content are achieved, and the problems of poor rehydration, insufficient gluten and soft taste of traditional non-fried instant noodles are solved.

The invention discloses a preparation method of high-viscosity oat beta-glucan. The method comprises the following steps: adding deionized water and an acid reagent into oat bran, emulsifying at high temperature, stirring and extracting at high temperature, adding deionized water, continuously extracting at high temperature, passing reaction liquid through a butterfly centrifuge, separating clear liquid and precipitate, passing centrifugal clear liquid through a ceramic membrane, concentrating, separating a trapped phase and a permeated phase, adding deionized water into the trapped phase, and concentrating for the second time; and maintaining high-temperature spray drying of the secondarily concentrated trapped phase to obtain the high-viscosity oat beta-glucan. According to the invention, enzyme preparations and organic solvents are not used, the production process is simple, and industrial large-scale production is easy to realize; meanwhile, the purity of the product produced by the method is more than or equal to 80%, and the net extraction rate of the oat beta-glucan is more than or equal to 85%.

This invention belongs to the field of biotechnology, specifically relating to an α-glucosidase inhibitory peptide and its applications. The invention uses oat bran as raw material to extract protein, prepares oat bioactive peptides through enzymatic hydrolysis, and uses bioinformatics analysis to screen for the α-glucosidase inhibitory peptide RELGGFF, which exhibits an IC50 value of 531.90±5.23 μg / mL against α-glucosidase. Furthermore, the inhibitory effect of the combined use of the α-glucosidase inhibitory peptide RELGGFF and oat β-glucan on α-glucosidase activity is investigated, and its application can be explored in the preparation of products that inhibit α-glucosidase activity, in the preparation of hypoglycemic products, or in the preparation of products for treating diabetes.

This invention relates to a non-invasive aesthetic medicine repair and enhancement composition and its application. The composition comprises the following components: oat beta-glucan, oat kernel extract, holy basil leaf extract, hops extract, and Brazil nut seed extract, wherein the weight ratio of oat beta-glucan, oat kernel extract, holy basil leaf extract, hops extract, and Brazil nut seed extract is (0.11-3):(0.1-2):(1-5):(0.1-1):(0.2-2). Through a multi-dimensional synergistic mechanism, the composition of this invention strengthens the skin barrier and increases tolerance before surgery, and repairs and enhances postoperative effects to prevent pigmentation and acne, achieving a closed-loop management of the entire cycle of non-invasive aesthetic medicine: "preoperative defense - postoperative repair - effect maintenance."

The invention discloses a chitosan dietary fiber compound and a preparation method thereof, and belongs to the field of microcapsules, and the method comprises the following steps: mixing chitosan and oat beta-glucan to form mixed powder, adding the mixed powder into a sodium alginate solution, mixing to obtain a suspension, dropwise adding the suspension into a calcium chloride solution to form gel beads, and drying to obtain the chitosan dietary fiber compound. And enteric gelatin is used for coating. Sodium alginate and calcium chloride are utilized to form gel beads which serve as carriers of chitosan and dietary fibers, the gel beads are insoluble under the acidic condition, chitosan and dietary fibers are protected from being released in the stomach, and chitosan and dietary fibers are gradually released only when enteric gelatin is dissolved in the intestinal tract and the gel beads are released. The oat beta-glucan has relatively high viscosity and can enhance the stability of the gel beads, carboxyl in the sodium alginate and calcium ions are subjected to ionic crosslinking to form a stable three-dimensional network structure, and the chitosan and the oat beta-glucan are wrapped in the three-dimensional network structure, so that the gel beads have excellent stability.

The invention belongs to the technical field of pharmaceutical compositions, and particularly relates to a composition helpful for relaxing bowel and application thereof. The composition comprises fructo-oligosaccharide and curcumin, and can also comprise galactooligosaccharide and oat beta-glucan. The composition disclosed by the invention can achieve the effect of improving constipation, integrates functionality and nutrition, and has a wide application prospect in the aspect of improving the constipation function.

The invention relates to the technical field of cosmetics, and discloses a composition with an anti-aging function and a preparation method thereof.The composition with the anti-aging function is prepared from deionized water, a natural plant extracting solution, natural essential oil, an anti-aging component, an antibacterial moisturizing component, an emulsifying agent and a thickening agent. The anti-aging component is prepared by enabling oat beta glucan to react with arginine and then performing self-assembly with palmitoyl pentapeptide-4 with negative electricity under the action of electrostatic adsorption, and the antibacterial moisturizing component is prepared by enabling inulin to react with plant organic acid. The prepared composition has excellent anti-aging and antibacterial moisturizing effects, can be prepared into essence, and can delay skin aging, stimulate collagen generation, improve the skin state, lock moisture, deeply moisturize the skin, enhance skin barrier, inhibit bacteria and make the skin not prone to redness.

The present application relates to the technical field of health products, and discloses an anti-wrinkle repair composition based on elastin peptides, a preparation method and application thereof, the anti-wrinkle repair composition comprising the following components in parts by weight: 5-40 parts of elastin peptides, 5-30 parts of type I collagen peptides, 5-30 parts of type III collagen peptides, 1-5 parts of oat beta-glucan, 0.1-3 parts of hazel mushroom extract and 0.1-3 parts of bamboo yellow extract. The anti-wrinkle repair composition based on elastin peptides, the preparation method and the application thereof can inhibit the enzyme activity of MMP-1, reduce the destructive power of MMP-1 on collagen, thereby preventing the generation of wrinkles and achieving the purpose of anti-wrinkle and wrinkle removal.

The invention belongs to the technical field of cosmetics, discloses an anti-allergy repairing composition and application thereof, aims to solve the problems that sensitive skin barriers are damaged and demands are diversified, and overcomes the defects that existing components are single and the effect is limited. The composition comprises a core active component and an auxiliary component, wherein the core active component is composed of oat beta-glucan, a linear aspartame extract, a fermented rhus chinensis extract and a fermented artemisia capillaris extract, and the auxiliary component is composed of a humectant, an emulsifier and the like. The composition is prepared through specific steps. Through the synergistic effect of the four core components, the composition has the effects of resisting allergy, relieving, moisturizing, resisting oxidation and repairing the skin barrier, and the bioavailability of the active components is improved. The composition is free of preservatives in the formula, low in irritation, suitable for various sensitive skins, capable of being used for preparing various cosmetics such as emulsion, face cream and essence, simple in preparation process and easy for industrial production.

This invention discloses a method for preparing a composite gel, its product, and its application in the preparation of drugs for treating dry socket. Carboxymethyl chitosan and oat β-glucan are weighed and dissolved in deionized water, heated until completely dissolved, yielding carboxymethyl chitosan aqueous solution and oat β-glucan aqueous solution, respectively. Carbomer is weighed and placed in deionized water, allowed to swell at room temperature, yielding a carbomer aqueous solution. While stirring, carboxymethyl chitosan aqueous solution is added to the carbomer aqueous solution to adjust the pH to neutral. Then, oat β-glucan aqueous solution is added and mixed thoroughly to obtain the composite gel. The composite gel promotes the healing of dry socket, achieving rapid elimination of inflammation and accelerated wound and bone healing, providing a faster, more effective, and safer solution for the clinical prevention and treatment of dry socket.