159results about How to "Maintain physiological activity" patented technology

Non-naturally occurring lytic peptides which contain a phenylalanine residue and one or more alanine, valine and lysine residues, and optionally contain chemically masked cysteine or serine residues possess an amphipathic structure which allows them to promote cell lysis in certain pathologic organisms, and particularly in prokaryotes. Peptides having a beta-pleated sheet secondary structure and lacking cysteine residues form one embodiment of these lytic peptides.

The invention provides a preparation method of an okra wine, comprising the steps of slurrying, sugar degree adjustment, alcoholic fermentation and filtering. The preparation method is characterized in that after the slurrying step and before the sugar degree adjustment step, an enzymolysis step is included. The preparation method provided by the invention is low in production cost and high in conversion rate, and about 2 tons of beverage-type okra low-alcohol healthcare wine can be produced from 1 ton of raw materials, and has an alcoholic strength of 10.0-12.0%; the physiological activities of the multiple active ingredients of abundant vitamins, mineral substances, flavone, polysaccharides and the like in okra tender pods are kept; and the okra wine is a novel low-alcohol healthcare wine integrating the functions of nutrition, healthcare, dietary therapy and the like, and has a quality guarantee period of 18 months at normal temperature.

The invention discloses a kernel-shell structural nanofiber membrane, a preparation method thereof and an application; the preparation method includes steps of (1), preparation of spinning; dissolving sodium alginate, polyoxyethylene and poloxamer F127 in distilled water, stirring evenly and acquiring shell layer spinning solution; mixing the chitosan nanoparticle solution loaded with active matters with polyving akohol solution evenly, and acquiring the kernel layer spinning solution; (2), coaxial electrostatic spinning: respectively injecting the shell layer spinning fluid and kernel layer spinning fluid in a static spinning device containing a coaxial needle, performing the coaxial electrostatic spinning under room temperature, performing solvent evaporation in the spinning process, and acquiring the kernel-shell structural nanofiber membrane loaded with the nanoparticle. The preparation method is simple in operation and gentle in reaction condition and can well control the slow release of the active matter; moreover, the prepared colon targeting controlled release system has obvious colon targeting property, thereby improving the utilization degree of the active matter. The colon targeting controlled release system can be applied to functional food domain.

The invention relates to a technique for fermentation production of fruit vinegar basic solution and fruit vinegar beverage thereof by utilizing orange peel residue. The technique comprises the following steps of crushing raw materials, carrying out enzymolysis, regulating sugar degree, and carrying out alcohol fermentation and acetic fermentation, wherein the enzymolysis step is specifically as follows: adding composite enzyme with mass percentage of 0.01-0.1% to the crushed orange peel residue, and carrying out enzymolysis at 20-35 DEG C for 2-4h, and the composite enzyme consists of French raman pectinase and Hesibi cellulose based on the mass ratio of 5:1. Through the orange fruit vinegar basic solution and production technique of fruit vinegar beverage, disclosed by the invention, the production cost is low, the production efficiency is high, the transformation rate of the orange peel residue is high, about 6 tons of orange fruit vinegar basic solution can be produced by taking 1 ton of crushed orange peel residue as a raw material, and the content of acetic acid is as high as 4.88%; and simultaneously, the produced fruit vinegar beverage is a novel beverage integrating functions of nutrition, health protection, food therapy and the like, and the shelf life of the fruit vinegar beverage is as long as 12 months at normal temperature.

The invention discloses a preparation method for extracting, separating and purifying hydroxysafflor yellow A from a Chinese medicinal material safflower at high yield and purity. The method comprises the following steps of: performing ultrasonic water extraction on the safflower medicinal material, separating by using HZ801 macroporous adsorption resin, performing LH-20 sephadex chromatographic separation, performing ultrafiltration, and performing freeze drying. The content of the prepared hydroxysafflor yellow A dry powder is 99.8 percent, and the yield of the hydroxysafflor yellow A is 62.7 percent.

The invention relates to a method for inoculating stock spawn of edible fungi. The method comprises the steps: stock culture compost manufacturing; inoculating; culturing; compounding; loading; sterilizing; inoculating; culturing; sterile water manufacturing; conducting sterilization for 30 min at 121 DEG C by a pulverizer, after asepsis is guaranteed and the temperature is lowered to indoor temperature, taking out the compost from a stock spawn bacteria culturing bottle, wherein the stock spawn overgrows the compost, mixing the compost with the sterile water, grinding the mixture in the pulverizer, and mixing the sterile water with the compost overgrown by hyphae, wherein the proportion of the sterile water and the compost is one L sterile water is mixed with 50-100 g compost; filtrating the ground bacteria culture, taking a filtered bacterium solution, and diluting the bacterium solution by 80-100 times for production inoculation. By grinding the compost containing the stock spawn, the hyphae are segmented, the growing points of the edible fungi are greatly enlarged, the propagation expansion multiple is increased greatly, and the production cost is reduced. The sterile water is added in the grinding process, so that the grinding is more sufficient, the growing points of the edible fungi are further increased; the sterile water can serve as a great carrier of the stock spawn of the edible fungi, the physiological activity of the stock spawn of the edible fungi is guaranteed before culturing, and the fruiting rate of cultivated species is improved.

The invention provides a composite biological deodorizing system and method for processing large amount high density stink. The system includes a deodorizing tower and a circulation liquid pool. A gas distribution layer, a circulation liquid collection tank, a biological washing layer, a biological trickling filter layer, a biological filter layer and a chimney are arranged in order from bottom to top in the deodorizing tower. The biological washing layer and the biological trickling filter layer are provided with nozzles and corresponding biological filling materials. The biological filter layer is provided with the corresponding biological filling materials and biological flora is inoculated. Stink ingredients let in the deodorizing tower are degraded and purified by the circulation liquid in the circulation liquid pool through a shower pipeline, and then the circulation liquid flows back to the circulation liquid pool for treatment. In this way, by circulation use, the high density exhaust gas with various kinds of stink mixed can be processed; simultaneously a deodorizing program is simplified, the operation cost of the devices is reduced, and the efficiency for purifying exhaust gas is improved.

The invention discloses a selenoglucomannan preparing method, combining the selenium with glucomannan on a certain condition to achieve the purpose of producing selenium-containing selenoglucomannan. It oxidizes the selenium into Se6+ ion water solution by oxidant; takes the Se6+ ion water solution and adds in alcohol and hydrochloric acid, to make the alcohol content in the solution at 5%-10% and hydrochloric acid content at 1% about; adds glucomannan in a seleno-reaction liquor to make seleno reaction; adds in alcohol to deposit selenoglucomannan; separates and dehydrates selenoglucomannan deposit, and then dries to make it at once.

The invention relates to an ecological repairing method of sandy coast coastal protection forest, in particular to a repairing method of ecotome sandy coast coastal protection forest afforestation. Specially, embankment afforestation is carried out by clay loam near the costal road of a protection forest ecotome sandy coast or sand tidal flat facing the sea so as to improve the physical and chemical properties of sandy soil, inhibit salt, retain water, preserve fertilizer and perform the action of protection. The invention uses a clay loam embankment method to raise jejune, fertilize-leaking and water-leaking sandy soil on the sandy coast line as well as sandy coast at two wings of ocean roads into embankment-type forest land; the clay loam physical property and moisture content condition of an embankment wood pad layer can satisfy the fertility requirements of water, fertilizer, gas and heat for plant growth; and compared with other soil textures, the forest land has higher field water-holding capacity as well as moisture and fertilizer retention capability, and effectively holds the physiological activity of various organic matters and active enzymes in soil so as to ensure qualified afforestation survival rate and conservation rate.

The invention discloses a method for the slow release of a bioactive polypeptide and the application thereof. The method comprises the steps that tie molecules sensitive to a plasma environment are used for connecting the bioactive polypeptide with a seralbumin binding polypeptide to form a fusion polypeptide and transfer the fusion polypeptide into a host; the plasma proteinase of the host or the subalkaline pH catalytic pyrolysis tie molecules of the blood release the bioactive polypeptide contained therein, thus serving the purpose of prolonging the cyclic half-life of the bioactive polypeptide inside the human body. The method for the slow release of the bioactive polypeptide can be used for preparing polypeptide medicaments that resist human 2-type diabetes, human osteoporosis and cancer. The method for the slow release of the bioactive polypeptide not only prolongs the cyclic half-life of the bioactive polypeptide inside the human body, but also keeps the biological activity of the bioactive polypeptide. In addition, the adoption of the fusion polypeptide leads to stronger pharmacodynamic property than the individual adoption of the bioactive polypeptide.

The invention discloses a hibiscus esculentus brewed wine and a brewing method thereof, and relates to a wine preparation technology. The method mainly comprises the following steps: 1) picking and cleaning; 2) homogenizing; 3) performing enzymolysis; 4) sugaring; 5) compounding juice; 6) homogenizing and deaerating; 7) sterilizing; 8) inoculating and fermenting; 9) filtering, removing impurities and sterilizing; and the like. The brewed wine is prepared by respectively homogenizing hibiscus esculentus flowers and hibiscus esculentus fruits and then mixing and fermenting, and the fermentation method is that activated apergillus oryzae and rhizopus oligosporus compound strain is inoculated firstly to carry out culture fermentation, and then activated Angel yeast is inoculated to carry out fermentation. The hibiscus esculentus brewed wine prepared by the invention is rich in nutrition, unique in flavor, soft in taste and good in health care effect.

The invention provides a highly clear and instant psidiumguajava tea and a preparation process, wherein the tea is produced by mainly adopting fresh or dried young fruit psidiumguajava as a raw material, and has characteristics of convenient production and taking, high safety and no toxic-side effect. According to the present invention, the fresh or dried young fruit psidiumguajava is mainly adopted as the raw material, and cleaning, grinding, ultrasonic enhanced solvent extraction, concentration, purity removing, membrane separation and enrichment, paste forming, spray drying and granulation are performed to obtain the instant psidiumguajava tea; compared with the previous psidiumguajava tea product, the product of the present invention and the preparation process thereof have the following characteristics that: the psidiumguajava fruit, especially the young fruit discarded in the production process is adopted as the raw material to change waste into treasure and obtain the instant psidiumguajava tea product; the psidiumguajava young fruit water extract has a good clinical blood sugar lowering effect, and the preparation process has characteristics of high product yield, low preparation cost, more flavor substance maintaining, and the like; and the highly clear and instant psidiumguajava tea has characteristics of convenient taking, high nutrition and high active ingredient content.

The invention provides a spinal column dynamic connection rod, comprising an upper connection part, a lower connection part and an elastic piece, wherein the upper connection part and the lower connection part are connected with each other via the elastic piece. The spinal column dynamic connection rod is characterized in that: the upper connection part, the lower connection part and the elastic piece are integrally formed; the elastic piece is provided with an elastic hole; and an elastic groove is formed on an external periphery of the elastic piece. The spinal column dynamic connection rodprovided by the invention can realize stability of the spinal column and keep the normal physiological movement of the spinal column with a simple structure.

The invention discloses a traditional Chinese medicine for curing infertility, which is made by raw materials with following proportion: such as angelica sinensis 4 parts, peony root 4 parts, ligusticum chuanxiong 4 parts, prepared radix rehmanniae 4 parts, poria 4 parts, alisma orientale 4 parts, cortex moutan 3 parts, Chinese yam 4 parts, cornus 4 parts, cyperus tuber 4 parts, atractylodes 4 parts, amomum fruit 3 parts, wolfberry fruit 4 parts, cuscuta semen 4 parts, raspberry 4 parts, ligustrum lucidum 4 parts, mulberry 4 parts, plantago seed 4 parts, leonurus 4 parts, himalaya teasel 4 parts, eucommia ulmoides 4 parts, polygonum multiflorum 4 parts, radix linderae 3 parts, cistanche herba 2 parts, fenugreek 2 parts, semen litchi 3 parts, ginseng 2 parts, curculigoside 2 parts, morinda root 2 parts, donkey hide gelatin 2 parts, loranthus parasiticus 4 parts, Chinese mugwort leaf 2 parts, corydalis tuber4 parts, vladimiria souliei 3 parts and milkwort 3 parts. The raw materials of invention have the functions of enriching blood, activating blood and producing blood, invigorating spleen and regulating stomach, regulating vital energy and regulating middle warmer, invigorating middel warmer and replenishing vital energy, regulating and relieving pain, moistening vital energy and blood and regulating liver, spleen and renal. The invention makes medicaments into pills according to conventional pharmaceutical method, which are carried and taken in convenience, and the curative effect is up to 96%.

The present invention is to provide sustained-release microcapsules which contains high amount of a drug, suppresses initial release and shows stable release, and the production method of which comprises adding a physiologically active substance to biodegradable polymer in an organic solvent containing a fat and oil (in particular, vitamin E) and dispersing and emulsifying the mixture.

The invention belongs to the field of an oligosaccharide preparation method, and particularly relates to a method for preparing chitosan oligosaccharide by adopting cellulase spray-drying. The methodfor preparing the cellulase spray-drying comprises the following steps: dissolving a chitosan in an acetic acid-sodium acetate buffering solution, preparing a chitosan solution, adding a cellulase solution into the chitosan solution to perform enzymolysis, after the enzymolysis, dialyzing filtrate by adopting a dialysis method, concentrating a dialysis solution, and spray-drying. The method for preparing the chitosan oligosaccharide by adopting the cellulase spray-drying is mild in condition, simple, rapid, short in preparation time, low in price of cellulase, easy in obtaining the cellulase and low in production cost, and the prepared chitosan oligosaccharide is uniform in molecular weight distribution and uniform and consistent in color.

The present invention discloses a Chicory tea with health-care functions of removing heat from the liver and cholagogue, appetizing and tonifying spleen, depressurization, reducing lipid and reducing blood glucose, belonging to a health drink field. The product is prepared from Chicory taken as a main raw material, and three materials with health-care functions, namely Chinese wolfberry, oat and buckwheat through a series of technologies such as screening, washing, low-temperature drying, slicing, baking, mechanical crushing, cell wall breaking, gamma electromagnetic cold sterilization and the like. The drink has the pharmacological activity of synchronously regulating blood fat, blood sugar and blood uric acid, namely improving human endocrine disorders, can effectively improve bacterial colony distribution in human bodies at the same time, and has the effects of regulating intestinal and gastric functions, dispelling the effects of alcohol, cutting grease, relaxing bowl, reducing pathogenic fire, moistening dryness, slimming, protecting skin, strengthening tendons and bones, strengthening the immunity of the human bodies and the like; the drink has good effects of preventing diseases such as hypertension, hyperlipidemia, high cholesterol, obesity, diabetes, cardiovascular and cerebrovascular diseases and the like; and the drink is multi-functional substitutional tea which is natural and health-care, and environment-friendly and nuisanceless, and has comprehensive nutrition.

The invention discloses water-soluble quercetin nanometer particles and a preparation method thereof. The preparation method comprises the following steps: firstly, enabling wheat protein to be uniformly dispersed in deionized water, performing heating, adjusting the pH value, adding trypsin, performing enzymolysis, performing enzyme deactivation, and performing dialysis so as to obtain wheat protein zymolyte; then, selecting an organic solvent for compounding quercetin mother liquid; enabling the wheat protein hydrolyzate to dissolve in a PBS solution; dropwise adding the quercetin mother liquid in the wheat protein hydrolyzate solution, and performing centrifugation so as to obtain a wheat protein hydrolyzate-quercetin nanometer particle solution; and performing freeze-drying so as to obtain the water-soluble quercetin nanometer particles. According to the water-soluble quercetin nanometer particles and the preparation method thereof disclosed by the invention, the water-soluble quercetin nanometer particles are prepared through the non-covalence interaction between the wheat protein hydrolysate and quercetin. The water-soluble quercetin nanometer particle products are good in solubility, small in particle diameter, high in load rate and stable in chemical stability and colloid stability, the processing stability of the quercetin is greatly improved, and the water-soluble quercetin nanometer particles can be applied as food ingredients.

The present invention discloses a vacuum freeze drying method of wild cordyceps sinensis, which pertains to the field of medicinal materials processing. The preparation steps are that: collection of fresh cordyceps sinensis arrow preparation of color protecting reagent arrow color protection arrow prefreezing arrow vacuum freeze drying arrow final product of the cordyceps sinensis arrow packaging and preservation. Cordyceps sinensis dried by adopting the invention can maintain the original physical activity to the maximum, thus enabling a variety of natural functional elements contained in the cordyceps sinensis to be protected to the maximum during the drying process, which can not only maintain the natural shape unchanged basically, but can also improve the organoleptic quality, thereby solving the technical barriers of the poor organoleptic indicators and difficult preservation of the functional elements of the cordyceps sinensis after drying. The product obtained has stable quality and safety, which realizes the value increase of the cordyceps sinensis and has huge economic benefits and market development prospects.

The invention provides a geothermal heating sewage treatment system for an artificial horizontal subsurface flow wetland. At least two groups of circulating geothermal heating assemblies are distributed in an insulation wetland bed; two sides of the insulation wetland bed are respectively connected with a buried porous water distribution assembly and a porous outflow assembly; thermal insulation stone slabs are paved on the bottom and the periphery of the insulation wetland bed; packing is arranged on the thermal insulation stone slab at the bottom of the insulation wetland bed; cold-resistant wetland plants are planted in the packing. Low-grade heat energy is extracted to supply to the artificial wetland bed to maintain relatively high temperature in winter by using abundant geothermal resources under the condition of consuming less high-grade energy, and the geothermal heating sewage treatment system has an excellent heat preservation effect, so as to improve the physiological activity of matrix microorganisms and plants, thereby improving the sewage purification effect of the artificial wetland in a cold state in winter. The geothermal heating sewage treatment system is simple in structure, and low in construction and maintenance costs, does not need complicated management and staff nursing, can be widely applied to purification treatment of sanitary sewage, aquaculture sewage and non-point source pollution water in a cold region in winter, and has a broad development prospect.

An environment-friendly, multi-functional, ecological and organic fertilizer comprises the following ingredients in percentage by weight: 80-85% of grass carbon with humic acid content above 30%, 12-17% of nutritional type natural mineral powder and nursing type natural mineral powder, 2-5% of nutrient synergist, and 1-2% of water-retaining agent. The manufacturing method comprises the following particular technology steps: (1) curing the grass carbon; (2) mixing the materials and pelletizing; (3) drying and cooling. The fertilizer has the advantages of water retaining, fertilizer retaining, being natural and safe, regulation and buffering, production increasing, efficiency increasing, resilience, disease resistance, wide application range, and the like.

The invention aims to overcome the defects in the prior art and provides a device for stretching elastic tissue under a simulated physiological condition. The device comprises a lower fixed piece and an upper fixed piece, wherein the lower fixed piece is connected with the table surface of a stretching machine and is provided with a lower clamping piece; the upper fixed piece is connected with a hoisting piece of the stretching machine and is provided with an upper clamping piece; a water bath cavity for accommodating normal saline is formed between a sealing sleeve arranged on the lower fixed piece and the lower clamping piece; and the upper fixed piece is provided with a liquid nitrogen container which is provided with a piston and surrounds the upper clamping piece. The invention also provides a method for simulating the physiological condition in vitro and stretching the elastic tissue. The method comprises the steps of extracting the tissue, performing embedding processing, loading the samples, simulating the physiological condition, stretching and the like. By the device and the method provided by the invention, the small elastic tissue can be stretched under the simulated physiological condition in vitro.