36 results about "Tricin" patented technology

The invention discloses a novel fried wheat essence, comprising 2-acetylthiophene, furanone, 2,3-pentanedione, 3-methyl-2-cyclohexenyl-1-one, 2,3,5,6-tetramethylpyrazine, 5-methyl-6,7-dihydrocyclopentylpyrazine, 2-acetylpyrazine, tricin, furfuryl thioacetate, biradical disulfide and propylene glycol. The invention not only has fried wheat fragrance and but also can be used in the coarse grain beverage after baking, in particular to wheat smell milk beverage. Meanwhile, the invention can better enhance the mouthfeel and cover the bilgy odour and musty taste of legume coarse grain in base materials.

The invention relates to a preparation method of tricin. The method comprises the following steps of: crushing lucerne serving as a raw material; adding the crushed lucerne into an extraction kettle; collecting a tricin extract by performing hypercritical CO2 extraction; dissolving with ethanol; adding polyamide resin for sample stirring; vaporizing a solvent; loading on a column; washing impurities away with water; eluting with acid alcohol; collecting an eluent; concentrating to a small volume; standing for crystallizing; and filtering crystals out and recrystallizing with ethyl acetate to obtain a tricin product. The method has the advantages of low energy consumption, short preparation period and high product purity.

The invention relates to a full alfalfa peptide nutriment and a preparation method of the full alfalfa peptide nutriment. The full alfalfa peptide nutriment provided by the invention contains 3 percent to 90 percent of a mixed active peptide of oligopeptide, short peptide and polypeptide, and further contains linoleic acid, linolenic acid, oleic acid, carotene, VB1, VB2, VB12, VC, VK, VA, nicotinic acid, calcium, phosphorus, iron, potassium, magnesium, sodium, zinc, selenium, manganese, tricin, medicagol, glucose and water; the full alfalfa peptide nutriment is prepared by the following steps: crushing alfalfa into powder and adding water to prepare paste; grinding the paste and carrying out ultrahigh-pressure homogenization to enable the material fineness to reach 700 meshes to 800 meshes; carrying out pulse type steam impacting under high pressure and high temperature; adding amylase and lipase, and standing and carrying out constant-temperature biochemical treatment; adjusting the pH (Potential of Hydrogen) value to be 6 to 8; adding neutral proteinase and homogenizing in an ultrahigh-pressure homogenization machine; standing and carrying out biochemical treatment again; finally, killing enzyme and sterilizing, and separating out a full alfalfa peptide raw solution, so as to prepare the full alfalfa peptide nutriment.

The invention belongs to the technical field of biology, and discloses a method for extracting tricin from alfalfa. The method is characterized in comprising the steps that: (1) alfalfa is crushed; 5-8 time amount of 60-80% ethanol is added for carrying out reflux extraction 2-3 times; an obtained extraction liquid is concentrated until no alcohol is left; the extraction liquid is absorbed by using polyamide resin column; an ethanol solution is used in gradient elution; thin-layer detection is carried out; high-concentration fraction is collected and concentrated; ethyl acetate is added for extracting; and ethyl acetate is recovered, such that a crude product is obtained; (2) n-hexane, ethyl acetate, methanol, and water are mixed; an upper-phase is used for filling a high-speed countercurrent chromatographic column; a main machine is rotated, and a lower-phase is pumped in as a mobile phase; the crude product dissolved by the mobile phase is fed by using a feeding valve, and is subjected to UV detector online monitoring; a target component is collected; obtained fractions are combined; and the mixture is subjected to reduced-pressure drying, such that high-purity tricin is obtained. The method provided by the invention has the advantages of short-period, simple operation, large preparation amount, high yield, and the like. The method is suitable for preparations of high-purity tricin.

The invention relates to a preparation method, preparation and application of botanical tricin. The preparation method of the tricin comprises the following steps of: performing ultrasonic extraction on plant materials by aqueous or non-aqueous organic reagents used as solvents; filtering extract, performing reduced pressure distillation and recycling solvents to obtain total extract; performing chromatographic separation; combining identical components; and performing purification treatment to obtain fine tricin. The obtained tricin has high purity, and the content of the tricin can reach above 98 percent. The method has the advantages of simplicity, feasibility, short extraction time, low cost, high yield and low energy consumption and is suitable for industrial production. The obtained tricin can be prepared into various preparation formulations by a pharmaceutical method. Screening experiments of antitumor bio-activities prove that the tricin has significant curative effect on resisting tumors and can be applied to the preparation of antitumor medicaments or medicament compounds.

The invention belongs to the technical field of drugs, food and health products, and discloses synergistic anti-tumor polyphenol composition and application. The polyphenol composition is the composition of two or more of tricin, quercetin, luteolin and p-coumaric acid, preferably, the composition of tricin and quercetin, the composition of tricin and luteolin, or the composition of p-coumaric acid and luteolin. The composition has obvious synergistic effect of resisting tumor cell proliferation, the effect is better than that of an independently used polyphenol compound, the dose of a drug can be reduced, and drug resistance of tumor cells is reduced. The polyphenol composition is used for preparing anti-tumor drugs, food, health products and functional food additives.

The invention discloses a cynanchum chinense extract and a preparation method thereof. The preparation method comprises the following steps: (1) selecting overground part stem leaves of calamus plant medicine, extracting with water or an ethanol-water mixed solvent, and concentrating and filtering an extracting solution; and (2) absorbing the extracting solution with macroporous resin or polyamide, carrying out gradient elution with the ethanol-water mixed solvent, collecting eluted parts of corresponding target products, and concentrating and drying the eluted parts to obtain the cynanchum chinense extract. The cynanchum chinense extract comprises more than 30mg / g of Tricin-7-O-Beta-D-glucuronide, and at least two components of tricin, kaempferol-3-O-Beta-D- glucopyranoside, apigenin and kaempferol. Plant resources of the preparation method disclosed by the invention can be recycled. The preparation method disclosed by the invention has the advantages of economic and reasonable process route, high efficiency, low energy consumption, convenience in recovering and recycling the solvent, and easiness in realizing the industrial production. The cynanchum chinense extract has the anti-inflammatory action, and can be applied in anti-inflammatory medicine.

The invention relates to a pedicularis longiflora Rudolph.var.tubiformis formula granule, a preparation method and a detection method thereof. The formula granule is composed of pedicularis longifloraRudolph.var.tubiformis dry paste powder, silicon dioxide and sodium lauryl sulfate. The formula granule is prepared by performing digestion, spray drying and pelletizing on a single drug of the pedicularis longiflora Rudolph.var.tubiformis, and is convenient for a physician to carry out treatment based on syndrome differentiation and add and reduce according to syndromes; the detection method ofthe pedicularis longiflora Rudolph.var.tubiformis formula granule comprises performing thin layer chromatography identification by using a reference crude herb of the pedicularis longiflora Rudolph.var.tubiformis and a reference substance of luteolin, measuring the content of the main component luteolin by using high performance liquid chromatography, and detecting the content of tricin by using ultraviolet-visible spectrophotometry with the reference substance of the tricin as control; the detection method can reflect the quality of the pedicularis longiflora Rudolph.var.tubiformis formula granule comprehensively, guarantees complete reservation and stable content of the active ingredients of the pedicularis longiflora Rudolph.var.tubiformis formula granule, and makes the detection methodof the medicine quality more scientific and complete, and the medicine quality is better controlled.

The present invention relates to a method of preparing an enzyme-treated Zizania latifolia Turcz. extract and a composition prepared therefrom, and the enzyme-treated Zizania latifolia Turcz. extract prepared by the above method contains a high content of tricin, and thus it can be usefully used as a cosmetic composition or a health functional food composition for whitening, wrinkle improvement, anti-inflammatory, anti-allergy and moisturizing.

The invention belongs to the technical field of medicines, particularly relates to the technical field of skin light injury medicaments, and discloses application of tricin in preparation of an external medicine for preventing and / or treating skin light injury. The invention also discloses an external preparation for preventing and / or treating skin light injury, which is characterized in that the external preparation at least comprises tricin and can also comprise medically acceptable auxiliary materials. According to the embodiment of the invention, experimental results show that the tricin can improve the proliferative activity of fibroblasts, inhibit the expression of MMP-1 and MMP-3, reduce the degradation of an extracellular matrix, obviously relieve the skin light injury symptom, can be used for preparing an external medicine for intervening skin light injury, and has a wide clinical application prospect.

The invention discloses a device for extracting quinoa flavonoids, which comprises a soaking tank, a water filter cylinder, a conveyor belt, an extraction tank, a conveying component and a crushing component, a supporting leg is arranged under the soaking tank, and a first feeding port is arranged above the soaking tank. There is a first outlet below the soaking tank, the height of the water filter cylinder is less than the height of the supporting legs, the water filter cylinder is located directly below the first discharge outlet, the conveyor belt is arranged between the water filter cylinder and the extraction tank, and the middle and upper part of the water filter cylinder is set There is a filter net, the transmission component is set in the water filter cylinder, the transmission component is located above the filter net, the side wall of the water filter cylinder is provided with a second discharge port, the second discharge port is located at the middle and lower part of one side of the transmission component, and the water filter cylinder corresponds to the outlet A protective door is hinged at the position of the material opening, and a transmission plate is provided on the outer wall of the water filter tube, the transmission plate is located below the discharge opening, and the other end of the transmission plate is located on the conveyor belt. The invention relates to the technical field of agricultural product processing, in particular to a quinoa flavonoid extraction device which can integrate quinoa soaking, crushing and flavonoid extraction.

The invention discloses a method for simultaneously extracting tricin, eoixol and vanillic acid from imperata cylindrical by subcritical water, comprising the following steps: crushing an imperata cylindrical sample to obtain imperata cylindrical powder of 20-90 meshes; putting deionized water and the imperata cylindrical powder into a subcritical water extraction apparatus and extracting for 30-90 min so as to obtain an extracting solution; adding ethanol into the extracting solution to obtain mixed liquor, and centrifuging to obtain a supernatant and sediment; and carrying out reduced pressure distillation on the supernatant to obtain tricin, eoixol and vanillic acid products. The extraction solvent subcritical water is a typical green solvent, is nontoxic and harmless, and is low-cost and environment friendly. The active components tricin, eoixol and vanillic acid extracted from imperata cylindrical by the use of subcritical water have few impurity, are nontoxic and pollution-free, have no residue, and are low-cost and environment friendly. According to the method for simultaneously extracting tricin, eoixol and vanillic acid from imperata cylindrical by subcritical water, extraction efficiency is high, and other impurity components are easy to separate.

The invention discloses a glossy ganoderma chewable tablet for nourishing yin and tonifying the kidney. The glossy ganoderma chewable tablet comprises the following components in parts by weight: 2-8 parts of glossy ganoderma, 1-3 parts of yam, 4-16 parts of rhizoma smilacis glabrae, 1-3 parts of jujube date, 0.01-0.05 part of beta-cyclodextrine, 0.001-0.003 part of tricin, 12-16 parts of starch, 4-8 parts of soybean protein powder, 1-3 parts of microcrystalline cellulose, 0.3-0.7 part of apple cellulose, 0.01-0.03 part of vitamin C, 0.01-0.03 part of xylitol, 0.01-0.03 part of sorbitol and 0.02-0.04 part of magnesium stearate. The glossy ganoderma chewable tablet has the effects of nourishing yin and tonifying the kidney as well as invigorating qi and enriching blood, and is suitable for insomnia and pure in mouth feel.

The invention discloses a method for extracting tricin from corn bracts. The method includes the steps that the corn bracts are subjected to normal temperature extraction with water, and extraction residues are obtained; an ethanol solution with the volume fraction of 80% to 90% is used for conducting reflux extraction on the extraction residues, an acid medium is added to the ethanol solution, an obtained extracting solution is subjected to vacuum concentration, and concentrate is obtained; the concentrate is diluted with water, the pH value is adjusted to 7.8 to 8.2, and supernatant is taken after solid-liquid separation; macroreticular resin column chromatography is conducted on the supernatant, and corn bract extract containing tricin is obtained. Normal temperature extraction is firstly conducted with water during alcohol extraction, and therefore protein, polysaccharide and other impurities can be removed in advance. The acid medium is added to the ethanol solution used for reflux extraction, and therefore the extraction efficiency of low-polarity tricin can be effectively improved. The pH value of the concentrate diluent is adjusted to 7.8 to 8.2, at the moment, chlorophyll, protein, polysaccharide and other impurities in the concentrate diluent quickly settle in the weak base environment, and the extraction period of tricin is greatly shortened.

The invention discloses an application of wheat flavone-5-O-glucoside in regulating and controlling the resistance of plants to weeds. The invention provides any one of the following applications of wheat flavone-5-O-glucoside: regulating and controlling plant allelopathy; regulating and controlling the weed resistance of plants; and inhibiting the weed growth. Experiments prove that the wheat flavone-5-O-glucoside can regulate the allelopathy of plants and can be used for inhibiting the growth of weeds. The wheat flavone-5-O-glucoside has important significance for exploring the plant allelopathy of the flavonoid compounds and developing environment-friendly green pesticides.

The invention discloses a preparation method for tricin. The preparation method specifically comprises the following steps that (1) bamboo leaves are dried, crushed and sieved and are put into an extraction vessel; (2) a solvent is added into the materials obtained in the step (1), reflux extraction is carried out for several times, extraction is carried out by using petroleum ether, and concentration is carried out to reach a proper amount; (3) protein in a concentrated solution obtained in the step (2) is adsorbed and removed by using macroporous resin; (4) decoloration treatment is carriedout on a concentrated solution obtained in the step (3), and elution treatment is carried out by using an eluent; and (5) crystallization and purification treatment is carried out on liquid obtained in the step (4). The preparation method for the tricin has the advantages that, the content of the tricin is high, the extraction is convenient, the environment is protected, and in addition, the costis lowered; and meanwhile, the method is simple, convenient, rapid, high in separation efficiency and capable of achieving a good effect.

The invention discloses a quinoa flavone extraction device, which comprises a soaking tank, a water filtering cylinder, a conveying belt, an extraction tank, a conveying assembly and a smashing assembly, supporting legs are arranged below the soaking tank, a first feeding port is formed in the upper portion of the soaking tank, a first discharging port is formed in the lower portion of the soakingtank, and the height of the water filtering cylinder is smaller than that of the supporting legs; the water filtering cylinder is arranged right under the first discharging port, the conveying belt is arranged between the water filtering cylinder and the extraction tank, a filter screen is arranged at the middle upper part of the water filtering cylinder, the conveying assembly is arranged in thewater filtering cylinder and located above the filter screen, a second discharging port is formed in the side wall of the water filtering cylinder, and the second discharging port is located at the middle lower part of one side of the conveying assembly; a protective door is hinged to the position, corresponding to the discharging port, of the water filtering cylinder, a conveying plate is arranged on the outer side wall of the water filtering cylinder and located below the discharging port, and the other end of the conveying plate is arranged on the conveying belt. The invention relates to the technical field of agricultural product processing, in particular to a quinoa flavone extraction device capable of integrating quinoa soaking, crushing and flavone extraction.

The invention belongs to the field of food processing, and relates to instant fruit and vegetable powder rich in flavonoid compounds and a preparation method thereof. The instant fruit and vegetable powder comprises the following components (by weight): 10-35 parts of mixed water chestnut powder; 15-30 parts of mulberry powder, 15-25 parts of orange peel powder, 5-15 parts of hawthorn powder, 5-15parts of sophora japonica powder, 10-20 parts of microencapsulated pueraria flavone powder, 5-15 parts of microencapsulated buckwheat flavone powder, 10-25 parts of grape powder, 5-15 parts of blueberry powder, 10-30 parts of propolis freeze-dried powder, 0.1-1 part of a compound sweetening agent and 5-15 parts of a compound acidulant. The flavonoid content of the instant fruit and vegetable powder is as high as 17%, and the instant fruit and vegetable powder has various physiological activities of lowering lipid, resisting thrombus, resisting oxidation and the like.

The invention relates to the biotechnology field, and discloses an application of nilaparvata lugens NLSP7 as a target in prevention of control of nilaparvata lugens. The invention discloses the application of the nilaparvata lugens NLSP7 as the target in prevention and control of the nilaparvata lugens for the first time. By silencing the NLSP7 gene, trophic behavior and food intake of the nilaparvata lugens can be influenced, thereby allowing the nilaparvata lugens to generate a food refusal effect, and thus achieving the purpose of prevention and control of nilaparvata lugens. The invention discloses the application of the nilaparvata lugens NLSP7 as the target in increasing tricin content in rice for the first time. The tricin content in the rice (especially rice with high tricin content) can be increased by silencing the NLSP7 gene.

The invention belongs to the field of medicines, and discloses application of wheat flavone in preparation of antitumor drugs, and tumors include lung cancer, glioma and pancreatic cancer. The wheat flavone provided by the invention has the effects of inhibiting a PRKCA / SPHK / S1P signal channel and an anti-apoptosis signal channel, and can effectively and obviously inhibit the growth of various tumors, especially KRAS lung cancer mutant tumor cells. The wheat flavone can also be used as a KRAS mutation inhibitor, a PRKCA inhibitor or an S1P regulator to regulate cell growth and apoptosis processes.

The invention discloses a compound Cynanchum chinense extract and a preparation method thereof. The preparation method comprises the steps of: (1) according to a compound Cynanchum chinense formula, selecting corresponding mass of Cynanchum chinense and Cleome gynandra seeds (in a mass ratio of 10:3-10:30), using water or an ethanol-water mixed solvent to perform extraction and concentration; using macroporous resin to adsorb the obtained compound Cynanchum chinense extracted solution, then conducting washing, and performing elution with a 40-95% ethanol-water mixed solvent, concentrating and drying the eluent, thus obtaining the extract. The compound Cynanchum chinense extract contains not less than 20mg / g of tricin-7-O-glucuronide, also contains not less than 2.0mg / g of apigenin. The preparation process route of the compound Cynanchum chinense extract is economical and reasonable, high in efficiency, and is easy to realize industrialized production.

The invention discloses a method for simultaneously extracting tricin, eoixol and vanillic acid from imperata cylindrical by subcritical water, comprising the following steps: crushing an imperata cylindrical sample to obtain imperata cylindrical powder of 20-90 meshes; putting deionized water and the imperata cylindrical powder into a subcritical water extraction apparatus and extracting for 30-90 min so as to obtain an extracting solution; adding ethanol into the extracting solution to obtain mixed liquor, and centrifuging to obtain a supernatant and sediment; and carrying out reduced pressure distillation on the supernatant to obtain tricin, eoixol and vanillic acid products. The extraction solvent subcritical water is a typical green solvent, is nontoxic and harmless, and is low-cost and environment friendly. The active components tricin, eoixol and vanillic acid extracted from imperata cylindrical by the use of subcritical water have few impurity, are nontoxic and pollution-free, have no residue, and are low-cost and environment friendly. According to the method for simultaneously extracting tricin, eoixol and vanillic acid from imperata cylindrical by subcritical water, extraction efficiency is high, and other impurity components are easy to separate.

The invention provides alfalfa tea. The alfalfa tea comprises the following components: 80% of alfalfa leaves, 15% of white sugar, and 5% of jasmine flowers. The product has high nutrition value, andefficacies for cleaning spleen and stomach, benefiting large and small intestine, and discharging cystolith; alfafa contains abundant vitamin K, the content of the component is high and is higher thanthe content of other vegetables, and other vitamin C and B are abundant; Medicago sativa contains saponins, lucernol, sativol, daidzein, tricin, citrulline, beta-methyl-glucoside, protein, sugar andthe like; Medicago polymorpha contains carotene which is an essential element for human body; the product has sweet and light taste, slightly cold property, and can clear stomach heat, and the producthas effects of diuresis, dampness elimination, immunity improvement, and supplement of human body nutrition.

The invention discloses an anti-allergic medical pressure-sensitive adhesive and a preparation process thereof. The pressure-sensitive adhesive is prepared from the following raw materials: polyisobutene, isodecyl acrylate, acrylate-hydroxy ester, glycidyl methacrylate, alpha-cyanoacrylate, dithiothreitol, buckwheat-flavonoids, Tween 80, pyrithione zinc, L-serine benzyl ester, hydrogenated butadiene-acrylonitrile rubber, mandelic acid, menthol, peach gum, hydroxypropyl-beta-cyclodextrin, vitamin E, an initiator and plasticiser. The medical pressure-sensitive adhesive prepared by the invention presents a higher moisture-vapor transmission rate and moderate viscosity, can be used for repeatedly removing a label for more than 5 times, is flexible to use, has good compatibility with the skin, and has no stimulation to the skin and no allergic phenomenon, the experience effect of a patient is better, and the applied range is wide.

The invention discloses a quinoa flavone extraction and purification process. The process comprises the following steps of: (1) raw material pretreatment; (2) solvent extraction; and (3) purification.The invention belongs to the technical field of flavone extraction and purification, and particularly provides the quinoa flavone extraction and purification process. Through pretreatment of solventextraction, most lipid substances are removed; ultrasonic cavitation is added in reflux extraction, so that liquid generates a resonance phenomenon to cause cell wall rupture, the solvent penetrationis increased, and flavone components are dissolved out at a high speed, so that the extraction rate is increased; 15% sodium chloride is added into a crude extract, so that soluble proteins can be separated out; and purification is carried out through silica gel, so that the process is safe, high in extraction rate, non-toxic, pollution-free and better in separation effect.