223 results about "Cinnamaldehyde" patented technology

The invention discloses a zinc-bromine flow battery multifunctional negative electrode electrolyte and a preparation method thereof, and belongs to the technical field of electrochemical energy storage, and the method comprises the following steps: uniformly stirring and mixing a solvent, deionized water and a cosolvent, adding an electrolyte, stirring until the electrolyte is completely dissolved, then adding a supporting electrolyte and a negative electrode additive, stirring until the supporting electrolyte and the negative electrode additive are completely dissolved, and obtaining the zinc-bromine flow battery multifunctional negative electrode electrolyte. The multifunctional negative electrode electrolyte of the zinc-bromine flow battery is obtained; the negative electrode cosolvent is dimethylformamide; and the negative electrode additive is at least one of saponin and cinnamyl aldehyde. Saponin molecules are adsorbed on the surface of the zinc electrode, and electronegative carboxyl groups of the saponin molecules form an electrostatic repulsion net in an electric double layer, so that zinc ions are forced to be uniformly dispersed, local ion concentration hot spots are eliminated, and dendritic crystal nucleation is inhibited from the source. In cinnamyl aldehyde, the strong electronegativity of oxygen atoms and the electronegativity of aldehyde oxygen are far higher than those of hydrogen, so that electrons are strongly attracted, adjacent carbon atoms are positively charged, polar adsorption sites are formed, the hydrogen evolution reaction is effectively inhibited, and the stability and the cycle life of the battery are greatly improved.

The invention discloses cinnamyl aldehyde at nano calcium carbonate / chitosan hydrogel. The hydrogel comprises a hydrogel matrix formed by cross-linking nano calcium carbonate and chitosan, and cinnamyl aldehyde loaded on the hydrogel matrix. The hydrogel system which is loaded with traditional Chinese medicine components and intelligently controls effective release of the traditional Chinese medicine components is prepared by utilizing the mutual adsorption effect of cinnamyl aldehyde and nano calcium carbonate. The hydrogel has excellent antibacterial activity and a function of accelerating wound healing, and the effect of the hydrogel is obviously superior to that of common calcium carbonate / chitosan hydrogel. A new direction is provided for application of the cinnamyl aldehyde and nano calcium carbonate / chitosan nano system, and a new strategy is provided for designing advanced functional materials modified by traditional Chinese medicine ingredients.

The invention belongs to the technical field of food packaging and fresh-keeping materials, and discloses an ethylene adsorption and pH / pectinase double-response intelligent antibacterial composite film as well as a preparation method and application thereof. The composite film comprises a base film and a functional carrier distributed in the base film, the functional carrier is a material ZIF-8-cinnamyl aldehyde-pectin capable of adsorbing ethylene and responding to pH and pectin, and the base film comprises a film-forming polymer and a natural antibacterial agent. According to the composite film, efficient adsorption of ethylene released in the storage period of fruits and vegetables is achieved through a porous structure of ZIF-8, meanwhile, a synergistic effect is formed by an acid environment naturally generated in the fruit and vegetable ripening and rotting process and pectinase, and intelligent slow release of cinnamyl aldehyde loaded on ZIF-8 is accurately triggered; cinnamyl aldehyde can form a double-channel intelligent antibacterial system with the natural antibacterial property of chitosan in a film base material and the metal ion antibacterial property of ZIF-8, maturation and aging of typical respiratory climacteric fruits and vegetables can be remarkably delayed, and the antibacterial film has extremely high industrial application potential.

The present application relates to the technical field of bacteriostatic impregnated paper preparation, and discloses a bacteriostatic impregnated paper and a preparation method thereof, wherein a melamine impregnated paper substrate is impregnated with an impregnating solution; a rate regulating coating is coated on the surface of the substrate, so that the release rate of the bacteriostatic component is regulated according to the change of environmental pH value; wherein the surface of the rate regulating coating is further coated with a nano-silver particle layer, and the components of the impregnating solution include the following raw materials in percentage by weight: tea tree oil 0.5-2%, cinnamaldehyde 1-3%, lemon essential oil 0.5-1%, ethanol 70-80% and water; the present application provides a multi-layer protection mechanism, which can not only effectively kill various bacteria and fungi, but also prolong the duration of the bacteriostatic effect; the presence of the nano-silver particle layer enhances the long-term bacteriostatic effect, and even after long-term use, the high-efficiency antibacterial performance can be maintained; the introduction of the pH-sensitive polymer coating enables the release rate of the bacteriostatic component to be automatically regulated according to the change of environmental pH value.

The invention discloses a preparation method of a high-toughness transparent plastic cup, and belongs to the technical field of plastic preparation, and the preparation method comprises the following steps: 1, preparing a modified elastomer toughening agent from 16.4-21.9% of an isosorbide-based plasticizer, 2.2-2.6% of polydimethylsiloxane, 1.5-2.2% of citric acid and the balance of polycaprolactone; 2, preparing a cinnamyl aldehyde bamboo pulp antibacterial reinforcing agent from 4.8 to 8.2 percent of cinnamyl aldehyde, 22 to 36 percent of bamboo pulp, 7.5 to 10.6 percent of bio-based 1, 3-propylene glycol (PO3G) and the balance of water; 3, weighing the cinnamyl aldehyde bamboo pulp antibacterial reinforcing agent, the modified elastomer toughening agent and polylactic acid to prepare high-toughness polylactic acid; and 4, preparing the high-toughness transparent plastic cup from the high-toughness polylactic acid. The high-toughness transparent plastic cup is prepared by compounding the modified elastomer flexibilizer, the cinnamyl aldehyde bamboo pulp antibacterial enhancer and the polylactic acid, and has the advantages of high strength, excellent toughness, good staphylococcus aureus inhibition effect, biodegradability and the like.

The invention relates to the technical field of high polymer materials, in particular to a degradable PHA tableware material and a preparation method thereof. The degradable PHA tableware material overcomes the problem that the degradable PHA tableware material is poor in mechanical property and antibacterial property. The preparation method comprises the following steps: drying polyhydroxyalkanoate, poly (butylene succinate), acetylated lignin, nano-zinc oxide, chitosan oligosaccharide and hexagonal boron nitride, carrying out melt extrusion on the dried materials, maleic anhydride grafted PHA, acetyl tributyl citrate and cinnamyl aldehyde in a double-screw extruder, carrying out injection molding, and carrying out plasma treatment activation. Polyurethane antibacterial slurry containing silver-loaded zeolite is sprayed, the tableware material with the body-surface synergistic enhancement function is finally obtained, and the impact strength, rigidity and antibacterial rate of the material are improved.

The invention relates to the technical field of pharmaceutical analysis, in particular to a thin-layer chromatography identification method of vitality-preserving decoction and a preparation thereof. Comprising the following steps: S1, extracting a sample to be detected by using diethyl ether, and preparing a test solution; s2, preparing a cinnamaldehyde reference substance solution and a 6-gingerol reference substance solution; the method further comprises at least one of the steps S3 and S4; s3, dripping the test solution and the cinnamaldehyde reference solution on the same thin-layer plate, developing with a first developing solvent, and identifying the cinnamon; the first developing solvent comprises petroleum ether and ethyl acetate in a volume ratio of (15-20): 3; s4, dripping the test solution and the 6-gingerol reference substance solution on the same thin-layer plate, developing with a second developing solvent, and identifying the ginger; the second developing solvent is prepared from petroleum ether, trichloromethane and ethyl acetate according to the volume ratio of (2-4): (1-2): (1-3). The method is good in overall separation effect, clear in spots, good in specificity and durability, and capable of identifying the medicine flavors of cinnamon and ginger in the vitality-preserving decoction and the preparation thereof.

The present application relates to a kind of pharmaceutical composition for treating type 2 diabetes and its application.The pharmaceutical composition includes icariin, hydroxymethyl coumarin and cinnamaldehyde, by three-component synergistic effect, simultaneously act on insulin resistance, pancreatic beta cell apoptosis and systemic metabolic inflammation three type 2 diabetes core pathological links, auxiliary reduce serum lipid level, and reduce drug-related liver injury risk, good safety.Animal experiment results show that three-drug combination group can effectively reduce blood sugar (decrease about 50%), significantly improve islet structure atrophy, restore hepatocyte index arrangement, reduce glomerular hypertrophy, significantly reduce serum TG and CHOL level (P<0.05) and inflammatory factor IL-6 and TNF-alpha level (P<0.05), and avoid the hepatotoxicity risk (ALT / AST restores to close to normal level) of hydroxymethyl coumarin.The present application is composed of three kinds of natural monomers with clear structure, and has clear components and controllable quality, which provides a more optimal comprehensive treatment strategy for the treatment of type 2 diabetes and its complications.

This invention discloses a quantitative detection kit for arginine peptidase, a qualitative detection kit for arginine peptidase, and their usage methods. The quantitative detection kit utilizes the specific substrate Nα-benzoyl-DL-arginine-4-ylbenzamide hydrochloride, which can be hydrolyzed by arginine peptidase to 4-ylbenzamide. 4-ylbenzamide has a maximum absorption peak at 405 nm, and the specific arginine peptidase activity can be rapidly detected at room temperature using spectrophotometry. The qualitative kit utilizes the specific substrate Nα-benzoyl-DL-arginine-β-naphthamide hydrochloride, which can be hydrolyzed by arginine peptidase to p-β-naphthamide. β-naphthamide combines with 4-(dimethylamino)cinnamaldehyde to form a compound that is visible to the naked eye as a pink color. The disulfide bond cleaving agent cuts the mucus disulfide bonds, exposing bacterial enzyme sites, and the synergistic effect of the enzyme activator enhances the reaction rate of arginine peptidase hydrolysis of the substrate, significantly improving the detection sensitivity of arginine peptidase in tongue coating samples.

The application belongs to the technical field of antibacterial medicine, and particularly relates to a cinnamaldehyde-modified polypyridine ruthenium complex for inhibiting hemolysis, a preparation method and application thereof. The cinnamaldehyde-modified polypyridine ruthenium complex has a structure as shown in formula I. 1 , formula I 2 or formula I 3 The cinnamaldehyde-modified polypyridine ruthenium complex can effectively reduce the hemolysis of red blood cells caused by toxins released by Staphylococcus aureus, and the ruthenium complex does not induce the drug resistance of bacteria, and can significantly increase the sensitivity of Staphylococcus aureus to aminoglycoside antibiotics.

The invention discloses a cinnamyl aldehyde derivative-based 1-hydroxy-1-sodium sulfonate structural compound as well as a preparation method and application thereof, and belongs to the technical field of preparation of agricultural chemicals. The structural general formula of the compound is shown as a formula (I). The preparation method of the compound comprises the following steps: dropwise adding a homogeneous phase B system consisting of sodium hydrogen sulfite, a quaternary phosphonium salt phase transfer catalyst and water into a homogeneous phase A system consisting of a compound shown in a formula (II) and an organic solvent, and carrying out nucleophilic addition reaction to obtain the compound shown in the formula (I). The preparation method is simple, reaction conditions are mild, and the obtained compound is good in environmental compatibility, has high biological activity on soil pathogens (bacteria, fungi, root-knot nematode and the like), can be widely applied to prevention and treatment of soil-borne diseases, and provides material guarantee for safe production of crops.

The invention provides a micro-nano porous multi-principal element alloy material, a preparation method thereof and application of the micro-nano porous multi-principal element alloy material in electro-catalysis cinnamyl aldehyde hydrogenation. The preparation method of the micro-nano porous multi-principal element alloy material comprises the following steps: uniformly mixing three or more than four element raw materials of Co, Cr, Fe, Ni and Cu, and carrying out smelting, suction casting, cutting and annealing to obtain an alloy sheet; carrying out vacuum tube sealing on the alloy sheet and zinc particles, and carrying out a heating reaction to obtain a zincized principal element alloy; carrying out a metal Zn removal reaction in an argon-hydrogen mixed gas atmosphere to obtain a porous multi-principal-element alloy; and the porous multi-principal-element alloy is subjected to cyclic voltammetry treatment in a mixed solution of isopropanol and an acetic acid buffer solution, and the micro-nano porous multi-principal-element alloy material is obtained through washing and drying. The method is easy and convenient to operate, the production period is greatly shortened, and batch production capacity is achieved. The prepared porous multi-principal element alloy material shows excellent catalytic activity and stability in electro-catalysis cinnamyl aldehyde hydrogenation.

The present invention provides a biodegradable chitosan-polylipoic acid composite film, a preparation method, and applications, belonging to the technical field of food preservation materials. The chitosan-polylipoic acid composite film is obtained by electrospinning an emulsion containing a chitosan-polylipoic acid complex, a plasticizer, a spinning aid, and cinnamaldehyde. The chitosan-polylipoic acid composite film is biodegradable, has a uniform and controllable structure, and is multifunctional. It has a high encapsulation efficiency, a tight coordination, good antibacterial and antioxidant activity, excellent mechanical properties and gas barrier properties, and can control the release of cinnamaldehyde by responding to changes in pH and humidity in the environment. It has good application prospects in the field of fruit and vegetable preservation.

The invention discloses a cinnamyl aldehyde microcapsule packaging bag and application thereof, and belongs to the technical field of food packaging and corrosion prevention. According to the invention, the essential oil microcapsules containing cinnamyl aldehyde are packaged by non-woven fabric packaging so as to ensure the normal volatilization and antibacterial and antiseptic effects of the product; through further vacuum packaging, the cinnamyl aldehyde-containing microcapsules are packaged to create a closed and oxygen-free environment, so that the essential oil is prevented from freely volatilizing and being oxidized by air; and finally, the sealing property of the cinnamyl aldehyde-containing microcapsule and the use convenience of the product are further ensured through the self-sealing bag packaging. According to the packaging bag, safe storage of the volatile preservative containing microcapsules can be achieved, and the packaging bag has the effects of being convenient to use, achieving slow-release bacteriostasis and enhancing food preservation.

The invention discloses a salmonella virulent bacteriophage vBSalPNW15 and application thereof, the bacteriophage is separated from farm sewage, belongs to a long-tail bacteriophage family, has a regular icosahedron head and a long-tail structure, and keeps stable under the conditions that the pH is 4-13 and the temperature is 40-60 DEG C. Genomic analysis shows that the kit does not contain virulence genes and drug-resistant genes and is good in safety. The bacteriophage and cinnamyl aldehyde are combined to be used for preventing and treating salmonella infection, both the bacteriophage and cinnamyl aldehyde show a remarkable synergistic bacteriostatic effect (FICI = 0.5) in vitro and in vivo, and the bacteriophage and cinnamyl aldehyde can effectively inhibit growth of multi-drug-resistant salmonella, remove biological membranes, relieve tissue pathological damage and remarkably improve the survival rate of chicks. The invention provides a safe and efficient antibiotic replacement scheme for preventing and treating salmonella infection, and is suitable for the fields of livestock and poultry breeding and food safety.

The invention belongs to the technical field of biology, and particularly relates to regulation and control of cinnamyl aldehyde on hyperuricemia related gene promoter region G quadruplex. According to the application disclosed by the invention, firstly, the capacity of cinnamyl aldehyde for regulating and controlling a G quadruplex in a hyperuricemia related gene promoter region is explored by utilizing circular dichroism, and the influence of cinnamyl aldehyde on regulation and control of a nucleic acid structure is further evaluated by utilizing a fluorospectro photometer, so that support is provided for a molecular mechanism of cinnamyl aldehyde for relieving hyperuricemia on a gene level. In conclusion, the invention discloses a brand new mechanism that cinnamyl aldehyde regulates and controls uric acid metabolism related genes through a targeted G quadruplex structure, a precise action target and a potential drug development direction are provided for treatment of hyperuricemia, and meanwhile, an established small molecule and G quadruplex interaction verification method provides technical reference for similar research.

The present application discloses a plasma cutting protection fluid and its preparation method, application, and use method. The plasma cutting protection fluid comprises the following components, by mass: 10-20 parts of a water-soluble resin, 0.3-1 parts of a UV absorber, 20-30 parts of an organic solvent, 0.5-1 parts of a corrosion inhibitor, 2-4 parts of an auxiliary agent, and 30-50 parts of ultrapure water. (E)-2-styryl-1H-phenanthro[9,10-d]imidazole is synthesized using 1,10-o-phenanthroline-5,6-diketone and cinnamaldehyde as raw materials. (E)-2-styryl-1H-phenanthro[9,10-d]imidazole is added to the plasma cutting fluid formula as a small molecule corrosion inhibitor. The prepared protection fluid, after spraying into a film, can form a uniform and complete coverage of the wafer and the surface bumps or grooves without corroding the metal on the wafer surface.

The invention provides a preparation process of (2E)-(3-hydroxy-4-methoxyl) cinnamyl aldehyde. The preparation process comprises the following steps: (1) adding 3-hydroxy-4-methoxyl benzaldehyde into an alkaline aqueous solution, and dissolving the 3-hydroxy-4-methoxyl benzaldehyde for later use; (2) introducing the solution obtained in the step (1) into a first inlet of a continuous flow reactor, wherein the flow velocity is 150.0-220mL / min; a vinyl acetate or acetaldehyde solution is introduced into a second inlet of the continuous flow reactor, the flow velocity is 10-30 mL / min, the retention time of the reaction solution in the continuous flow reactor is 5-10 min, and the reaction temperature is 50-100 DEG C; (3) adding reaction liquid of the continuous flow reactor into a reaction kettle for quenching under stirring; (4) after reaction quenching, filtering and collecting a precipitated solid crude product; (5) refluxing the obtained crude product in methanol, cooling, filtering and collecting the separated solid; and drying in vacuum until the weight is constant to obtain the (2E)-(3-hydroxy-4-methoxyl) cinnamyl aldehyde. According to the process, generation of dark impurities is avoided, the appearance quality and yield of the product are improved, continuous flow reaction is adopted, amplification is easy, and the amplification effect is avoided.

The invention discloses low-melting-point copolyester and a preparation method thereof, and belongs to the technical field of hot-melt polyester. The low-melting-point copolyester prepared by the invention comprises the following raw material components in parts by mass: 90-97 parts of a low-melting-point copolyester base material and 3-10 parts of a toughening agent, wherein the low-melting-point copolyester is obtained by melt polycondensation of terephthalic acid, 1, 4-butanediol, a flame-retardant monomer and lactic acid; the flame-retardant monomer is obtained by reacting amino acid diethyl ester with cinnamyl aldehyde and then reacting with 9, 10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide; the toughening agent is obtained by copolymerizing glycidyl methacrylate, potassium 3-sulfopropyl methacrylate, hydroxyethyl methylacrylate and glyceryl trihydroxypropyl ether triacrylate; the low-melting-point copolyester prepared by the invention is low in melting point, good in flame retardance and excellent in mechanical property.

The invention provides a composite antibiotic-replacing microcapsule preparation as well as a preparation method and application thereof. The composite antibiotic-replacing microcapsule preparation comprises a core material as well as an inner-layer wall material and an outer-layer wall material which are sequentially coated outside the core material, wherein the core material comprises a Chinese herbal medicine extract, plant essential oil and probiotics, the Chinese herbal medicine extract comprises forsythin, astragalus polysaccharide and atractylenolide III, the plant essential oil comprises origanum oil and cinnamyl aldehyde, and the probiotics comprise bacillus subtilis; the inner-layer wall material is prepared by crosslinking sodium alginate and calcium chloride, and the outer-layer wall material comprises chitosan. The traditional Chinese medicine composition has the characteristics of synergistic interaction, high stability and good intestinal tract targeting property, and can improve the resistance replacement effect.

The present invention provides a method for preparing a multifunctional polylactic acid active packaging composite film, the preparation method comprising: (1) enclosing cinnamaldehyde in a hydrophobic cavity of hydroxypropyl-β-cyclodextrin, and then cross-linking with cellulose citrate and anthocyanidin; (2) using a pure polylactic acid film as a substrate, compounding the cross-linking system obtained in (1) with polylactic acid by electrospinning; and (3) reacting tannic acid with the composite film prepared in (2) through a host-guest interaction to obtain a multifunctional polylactic acid active packaging composite film. The composite packaging film has multiple functions such as antibacterial properties, antioxidant properties, and intelligent color development, and has improved tensile strength, thereby effectively improving the functions of the polylactic acid film.

The invention relates to the technical field of fabric weaving, and discloses a functional spandex fabric which is formed by weaving spandex fibers on a machine after twisting, twist setting, warping and drafting. Wherein the spandex fiber is prepared by fully mixing a high-barrier polyvinyl alcohol modified polyurethane emulsion and a functional compound to form a spinning solution and then carrying out wet spinning; the high-barrier polyurethane emulsion is a polyurethane emulsion with organic fluorine in the structure; the functional compound is a compound with hindered amine groups and cinnamyl Schiff base in the structure. The high-barrier polyvinyl alcohol is prepared to enhance the hydrophobic antifouling performance of the spandex fabric, so that the fabric is not prone to being contaminated by oil stains, the purpose of easy cleaning is achieved, the light fastness and antibacterial performance of the fabric are improved by preparing the functional compound, the fabric is prevented from yellowing due to long-time illumination and physiological activities of bacteria, and the fabric has a good anti-fouling effect. The service life of the fabric is greatly prolonged.

The present invention discloses a metal oxide-modified Pt / SiC catalyst, its preparation method, and application. The effects of different metal oxides and their contents on the catalyst activity are explored. By modifying the catalyst with metal oxides, the basic sites on the catalyst are increased, allowing Pt nanoparticles to be stabilized and highly dispersed on the SiC surface. Furthermore, the oxide modification enhances surface hydrogen overflow, increasing the active hydrogen concentration on the carrier surface and enabling selective hydrogenation of cinnamaldehyde at low Pt loading. Using oxide-modified SiC as a carrier allows for highly selective hydrogenation of cinnamaldehyde under mild conditions.

The invention relates to a preparation method of an animal anti-diarrhea feed additive containing delinted moxa powder and essential oil. The preparation method of the animal anti-diarrhea feed additive containing the delinted moxa powder and the essential oil comprises the following steps: mixing essential oil components thymol and cinnamyl aldehyde, and stirring at 35-65 DEG C until the essential oil components are dissolved to obtain an essential oil solution; the preparation method comprises the following steps: mixing antioxidants BHA and PG, citric acid and ethanol, and stirring until dissolving to obtain an ethanol solution; mixing the ethanol solution with stone powder, and drying to remove ethanol to obtain a solid mixture; mixing the solid mixture with the essential oil solution, adding delinted moxa powder, and stirring uniformly; according to the preparation method of the animal anti-diarrhea feed additive containing the delinted moxa powder and the essential oil, stable combination of the essential oil and the delinted moxa powder is achieved, the diarrhea morbidity and mortality are remarkably reduced in animal experiments, and the effect is better than that of independent use of the essential oil.

The invention discloses a method for detecting cinnamaldehyde and magnolin in a medicine and application of the method, and belongs to the technical field of detection.The detection method adopts liquid chromatography, and the chromatographic conditions are as follows: a chromatographic column is an octadecylsilane chemically bonded silica chromatographic column; a gradient elution procedure is adopted, and the gradient elution procedure is as follows: the volume fraction of a mobile phase A is 32% and 20-30 min in 0-20 min, the volume fraction of the mobile phase A is 32%-45% and 30-35 min, the volume fraction of the mobile phase A is 45% and 35-40 min, and the volume fraction of the mobile phase A is 45-32%; the mobile phase A is acetonitrile, and the mobile phase B is a triethylamine solution. The method can be used for measuring the content of cinnamaldehyde and magnolin at the same time, has good specificity and stability, and can be used for quality control of drugs.

The present application belongs to the technical field of livestock feed additives, and discloses a compound plant extract additive for resisting and promoting growth of feed and a preparation method thereof. The additive is composed of not less than 40% of the compound plant extract and not less than 5% of the compound essential oil. The plant extract is selected from the group consisting of Rhizoma Coptidis, Radix Aucklandiae, Radix Scrophulariae, roasted foxtail millet, leaves of Alchornea trewioides, moxa licorice and Amomum kravanh as raw materials; the essential oil part includes cinnamaldehyde, cassia oil, cinnamon oil, thymol and oregano oil to form a synergistic antibacterial aromatic system. The starch-arabic gum protein composite wall material is used for microencapsulation to realize slow release and adapt to the feed granulation condition. The bitterness and irritating odor are covered by the flavoring technology to improve the animal feed intake and palatability. The additive has multiple functions of resisting and preventing diarrhea, enhancing immunity, promoting growth and improving meat quality, is natural in origin, free of antibiotics, and has no residue and no drug resistance, and is suitable for long-term feeding.

This invention relates to the field of feed additive technology, specifically to a Bacillus subtilis composition for improving animal intestinal health and its preparation method. It comprises the following raw materials: Bacillus subtilis engineered bacterial powder, cinnamaldehyde microcapsules, proanthocyanidins B2, selenium-enriched yeast culture, glycoterpenes, trehalose, and a carrier. The core of this invention lies in using Bacillus subtilis EhrBS-9 (CGMCC No. 24947) as the strain, constructing a dual-function engineered bacterium with tolerance and transformation through gradient cinnamaldehyde domestication and cad gene integration. This, combined with the intestinal-targeted delivery of cinnamaldehyde microcapsules, barrier strengthening of proanthocyanidins B2, and the construction of a multidimensional anti-stress network of selenium-enriched yeast, glycoterpenes, and trehalose, forms a synergistic mechanism of gut microbiota regulation, immune enhancement, and stress buffering. This addresses the industry pain point of insufficient synergistic effects of existing feed additives in terms of high-efficiency antibacterial activity, safe immune regulation, root-cause anti-stress, and ecological safety.

The invention discloses a preparation method of a medicinal and edible plant composition with a synergistic hypoglycemic effect, and relates to the technical field of preparation of medicinal and edible health products. The method comprises the following steps: step a, crushing jerusalem artichoke, bitter gourd and Chinese waxgourd peel according to a mass ratio of 1: (0.5-2): (0.5-1.5) until the particle size is 0.2-0.5 mm, performing cold soaking at 4-10 DEG C for 48-72 hours, and performing filtering to obtain a water-soluble component filtrate; step b, adding cellulase (the enzyme activity is greater than or equal to 10000 U / g) which accounts for 0.1-0.3% of the mass of the raw materials into the residues in the step a; according to the method, multi-process combined extraction is carried out, specifically, heat-sensitive components such as momordica saponins are reserved through cold extraction (4-10 DEG C), fat-soluble components are extracted through supercritical extraction, cell membranes are damaged through high-temperature transduction to release cinnamyl aldehyde, the synanthrin decomposition rate reaches 75% through the enzymolysis technology, the quercetin conversion rate is larger than or equal to 90%, and the quercetin content is larger than or equal to 30% through the enzymolysis technology. According to the invention, four mechanisms, namely alpha-glycosidase inhibition, insulin sensitization, oxidation resistance and GLUT4 transport promotion, are used for synergistically reducing blood glucose, the blood glucose reducing effect is remarkable, the absorption rate of fat-soluble components is increased by 2 times by the nano-emulsion, and the in-vivo half-life period of the balsam pear saponin is prolonged to 6.5 hours by the lipidosome.

The invention discloses a multi-core green active microcapsule oil-displacing agent and a preparation method and application thereof, the preparation method comprises the following steps: adding myristic acid and cinnamyl aldehyde into absolute ethyl alcohol, stirring at room temperature until the myristic acid and the cinnamyl aldehyde are dissolved to obtain a composite core material solution, and standing for later use; adding sodium alginate into deionized water, stirring at 30-60 DEG C until no floccules exist to obtain a wall material solution, and standing for later use; mixing the composite core material solution with the wall material solution, adding lauryl sodium sulfate, stirring at 75-85 DEG C for 1-3 hours to form a composite electrostatic spraying solution, and standing for later use; performing electrostatic spraying on the composite electrostatic spraying solution to prepare primary microcapsules, curing with a calcium chloride solution, washing with water, and freeze-drying to obtain the microcapsule oil-displacing agent. The microcapsule has a multi-core structure, is high in load rate, is matched with a targeted release characteristic, can enhance the residual oil stripping efficiency and the crude oil recovery efficiency when being used in the field of oil displacement, and can also be used in the field of agriculture.