Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

37results about How to "Reduce malondialdehyde (MDA) content" patented technology

Bicyclol-based derivative, preparation and applications thereof

The present invention belongs to the field of medicinal chemistry, and particularly relates to a bicyclol-based derivative and a pharmaceutically acceptable salt thereof, a preparation method of the bicyclol-based derivative, and applications of the bicyclol-based derivative in preparation of drugs for prevention and / or treatment of liver diseases and the like. The formula I is defined in the specification.
Owner:INST OF MATERIA MEDICA AN INST OF THE CHINESE ACAD OF MEDICAL SCI

Medicine composition with anti-oxidation and senescence prevention function and preparation method thereof

The invention discloses a pharmaceutical composition with antioxidanting and aging-delaying function and preparation method thereof. The pharmaceutical composition is made from rhodiola rosea, tocopherol and grape seed extract (proanthocyanidins content >=95%) according to a certain weight proportion; and it can be made into any common oral taken preparation form. The traditional Chinese medicine composition in the invention achieves the functions of antioxidanting and aging-delaying.
Owner:BEIJING INCREASEPHARM CORP LTD

Medicine composition with anti-oxidation and senescence prevention function and preparation method thereof

The invention discloses a pharmaceutical composition with antioxidanting and aging-delaying function and preparation method thereof. The pharmaceutical composition is made from grape seed extract (proanthocyanidins content >=95%), raspberry and sea-buckthorn according to a certain weight proportion; and it can be made into any common oral taken preparation form. The pharmaceutical composition in the invention achieves the functions of antioxidanting and aging-delaying.
Owner:BEIJING INCREASEPHARM CORP LTD

Pharmaceutical composition with functions for resisting oxidation and delaying consenescence and preparation method thereof

The invention discloses a pharmaceutical composition with functions of oxidation resistance and senility delaying, and a preparation method thereof. The pharmaceutical composition is prepared from ginseng, radix-polygoni multiflori and a grape seed extract according to certain weight proportion. The pharmaceutical composition can be prepared into any common orally-administered formulation. The traditional Chinese medicine composition has efficacies of oxidation resistance and senility delaying.
Owner:BEIJING INCREASEPHARM CORP LTD

Leonurus artemisia extract, application thereof to fish feed, fish feed and preparation method of fish feed

The invention discloses a leonurus artemisia extract, an application thereof to a fish feed, the fish feed and a preparation method of the fish feed. The problems that effective components of an existing leonurus artemisia extract for a fish feed additive are not definite, the extraction rate is not high, and the growth promotion effect of the existing leonurus artemisia extract in high-density breeding of freshwater fish is inapparent and needs to be further increased according to the action mechanism are solved. The leonurus artemisia extract is applied to a fish feed for the high-density breeding of the freshwater fish to be used as a growth promoting agent, so that the activity of lipases and amylases in intestinal tracts can be improved. The optimal addition quantity of the leonurus artemisia extract is 0.35-0.4%. The leonurus artemisia extract has the advantages of being good in leonurus artemisia extraction effects, good in growth promotion effects on fish during the high-density breeding of the freshwater fish and the like.
Owner:NEIJIANG NORMAL UNIV

Compound feed additive for enhancing broiler chicken immunity

The invention provides a compound feed additive for enhancing broiler chicken immunity. The compound feed additive is prepared by 28-50 parts of rhodiola glucoside, 15-27 parts of hydrochloric acid berbamine, 9-22 parts of pueraria root extract, 7-20 parts of schisanhenol and 6-16 parts of eupolyphaga powder. The compound feed additive can effectively promote growth of broiler chicken immune organs, obviously improve the level of immune globulin IgG in serum, the lymphocyte transformation rate and the leukocyte phagocytic ability, increase the number of T-lymphocytes and enhance the body liquid and the cellular immune function of broiler chickens, and therefore the incidence rate of diseases and the use frequency of antibiotic and other medicine are reduced, and direct economic and social benefits are achieved.
Owner:ANHUI SCI & TECH UNIV

Medicine composition with anti-oxidation and senescence prevention function and preparation method thereof

InactiveCN101450088AAntioxidant activity hasIncrease GSH contentOrganic active ingredientsAntinoxious agentsVitamin CMedicine
The invention discloses a pharmaceutical composition having oxidation resisting and senescence preventing function and preparing method thereof. The pharmaceutical composition is made from vitamin C, vitamin E and sallow thorn leaves according to a certain weight proportion; and it can be made into any common oral taken preparation form. The pharmaceutical composition of the invention achieves oxidation resisting and senescence preventing function.
Owner:BEIJING INCREASEPHARM CORP LTD

Five-element liver-tonifying decomposed porridge and preparation method thereof

The present invention discloses five-element liver-tonifying decomposed porridge. The five-element liver-tonifying decomposed porridge is prepared by mixing and fermenting a fermentation extract and solid fermentation materials, and then mixing the materials with seasoning materials; the fermentation extract is prepared from the following raw materials: sedum aizoon, celery roots, dried tangerineor orange peels, radish seeds, manyflower solomonseal rhizome, white radish roots, stachys geobombycis, lotus leaves, Chinese wolfberry fruits, glossy privet fruits, mulberry leaves, Chinese cabbages,charred eucommia bark, licorice, fructus momordicae, bananas, apples, honey, rice wine koji, water and corn; the solid fermentation materials are composed of the following raw materials: Chinese yams, haws, sea buckthorn, barley, rice, wheat in Jianghuai region, peas and yeasts; and the seasoning materials are prepared from the following raw materials: soybeans and Chinese yams. The present invention also discloses a preparation method of the five-element liver-tonifying decomposed porridge. The five-element liver-tonifying decomposed porridge is prepared by low-temperature fermentation extraction and decomposition, contains various trace elements required by human body, is convenient for human body to absorb and utilize, and has functions of nourishing liver and protecting liver.
Owner:河南中立生物科技有限公司

Medicine composition capable of delaying female aging and preparation method thereof

The invention discloses a medicament composition with anti-oxidation and aging-delaying function and a preparation method of the same. The medicament composition is prepared from grape seed extract (content of proanthocyanidins is not less than 95%), isoflavones and rhodiola rosea according to certain weight proportion, and can be prepared into any common oral administration dosage form. The medicament composition of the present invention has anti-oxidation and aging-delaying efficacy.
Owner:BEIJING INCREASEPHARM CORP LTD

Whitening and freckle removing skin care product containing chaenomeles lagenaria stem cell extract and preparation method

The invention discloses a whitening and freckle removing skin care product containing a chaenomeles lagenaria stem cell extract. The skin care product is prepared from the following ingredients in percentage by weight: 0.1% to 5% of chaenomeles lagenaria stem cell extract, 0.5% to 6% of lemon extract, 0.5% to 8% of radix angelicae sinensis extract and 0.8 to 6% of radix platycodonis extract. The skin care product can be used for activating cells, clearing free radicals, preventing the generation of chloasma and malar rash, eliminating skin melanin, reducing and removing acne and enabling skinto be pure white, beautiful and active; chaenomeles lagenaria adopting stem cells have good compatibility to human bodies, are more prone to human body absorption, have a good promotion action on growth of skin cells and can be used for accelerating metabolism of the cells and enhancing vitality of the skin cells; meanwhile, the lemon extract, the radix angelicae sinensis extract and the radix platycodonis extract with the effects of whitening, activating skin, promoting metabolism and enhancing the vitality of the skin cells are added and generate a synergistic action with the chaenomeles lagenaria stem cell extract, so that the skin quality can be obviously improved, the propagation capability of the skin is improved, and the whitening and freckle removing effects are obvious.
Owner:GUANGZHOU SALIAI STEMCELL SCI & TECH CO LTD

Medicine for treating lipopolysaccharide/D-aminogalactose induced liver injury

The invention discloses a medicine for treating lipopolysaccharide / D-aminogalactose (LPS / GalN) induced liver injury. The medicine for treating lipopolysaccharide / D-aminogalactose (LPS / GalN) induced liver injury is forsythiaside A. The forsythiaside A is capable of alleviating liver pathological injury induced by lipopolysaccharide / D-aminogalactose (LPS / GalN), reducing content of malonaldehyde (MDA) and serum ALT (Alanine Aminotransferase) and AST (Aspartate Amino Transferase) levels. In addition, the forsythiaside A is capable of inhibiting NF-chiB activation, serum TNF-alpha and liver TNF-alpha levels caused by LPS / GalN. In addition, the forsythiaside A is capable of increasing expression of Nrf2 and haem oxygenase 1. Results show that the protection function of the forsythiaside A on LPS / GalN induced liver injury is achieved by activating Nrf2 and inhibiting NF-chiB activation.
Owner:THE SECOND HOSPITAL AFFILIATED TO WENZHOU MEDICAL COLLEGE

Method for prolonging shelf lives of straw mushrooms

The invention belongs to the technical field of food preservation, and especially relates to a method for prolonging shelf lives of straw mushrooms. The method for prolonging the shelf lives of the straw mushrooms comprises the following steps: (1), selecting straw mushrooms which are similar in sizes, free of split caps and free of obvious damages from the straw mushrooms harvested in the same batches; (2), soaking the selected straw mushrooms in a sodium dehydroacetate solution for 40-50 seconds, and thoroughly draining the soaked straw mushrooms; (3), packing the thoroughly drained straw mushrooms by using a film; (4), performing irradiation on the packaged straw mushrooms; and (5), storing the irradiated straw mushrooms at a temperature of 12-20 DEG C and a humidity of 55%. The method for prolonging the shelf lives of the straw mushrooms is capable of effectively prolonging the shelf lives of the straw mushrooms by about 7 days, and is non-toxic and safe.
Owner:JIANGSU ACAD OF AGRI SCI

Acne removing and whitening skincare product and preparation method thereof

The invention discloses an acne removing and whitening skincare product and a preparation method thereof. The acne removing and whitening skincare product is prepared from the following components inpercentage by weight: 1 to 10 percent of a fructus chaenomelis extract, 2 to 8 percent of a flos lonicerae japonicae extract and 3 to 8 percent of tea tree oil. According to the acne removing and whitening skincare product and the preparation method thereof, the fructus chaenomelis extract is adopted, and active ingredients of fructus chaenomelis can be utilized to activate cells, remove free radicals, eliminate melanin of skin and reduce and remove acnes to make the skin white, beautiful and active; in addition, the flos lonicerae japonicae extract with the effects of whitening, rejuvenating,metabolism improvement, anti-inflammation, acne removing and the like is added and the tea tree oil are added to synergistically act with the fructus chaenomelis extract to achieve the synergistic effects of whitening and acne removing; under the synergistic effects of a plurality of traditional medicinal extracts, the product has the effects of obviously improving the skin, effectively removingacnes and acne marks and protecting the skin, and the effects are obviously better than those achieved by separate addition of one or more plant extracts.
Owner:GUANGZHOU SALIAI STEMCELL SCI & TECH CO LTD

Skincare product for whitening skin and resisting senility and preparation method of same

The invention discloses a skincare product for whitening skin and resisting senility, which includes, by weight, 5-15 parts of pawpaw stem cell extract, 5-20 parts of peony extract, and 3-20 parts ofblueberry extract. In the invention, the pawpaw stem cell has excellent compatibility with human body and is easy to absorb by human body, so that the skincare product has excellent promotion effect to growth of skin cells, can accelerate metabolism of the cells, and enhance activity of skin cells; in addition, the blueberry extract liquid and peony extract liquid, which have effects of whiteningand activating skin and reducing oxygen free radicals, have synergistic effect with the pawpaw stem cell extract, so that the skincare product has synergistic effect of whitening skin and resisting senility. With cooperation of the traditional Chinese medicine extracts, the product can significantly improve skin texture and increase elasticity of skin, thus achieving the effect of whitening skin and resisting senility. The product can delay the aging progress of skin, wherein the effect is significantly higher than that of single addition of one or two components in the formula.
Owner:GUANGZHOU SALIAI STEMCELL SCI & TECH CO LTD

Preparation method of pig serum protein antioxidant peptide by adopting microbial fermentation and product thereof

The invention discloses a preparation method of pig serum protein antioxidant peptide by adopting microbial fermentation and a product thereof. The preparation method comprises steps of: (1) carrying out micro-filtering on pig serum protein; (2) inoculating the filtered pig serum protein with bacillus subtilis bacterial suspension and carrying out fermentation; and (3) decentralizing fermentation liquor, collecting liquid supernatant, and carrying out concentrating, freezing and drying to obtain the finished product. The pig serum protein antioxidant peptide prepared by the method has higher antioxidation activity, capability of eliminating free radical and better antioxidation effect both in vitro and in vivo. The preparation method is simple for operation, and is safe and reliable compared with the method of synthesizing antioxidant; and the preparation method is applicable to industrial production and can greatly enhance the utilization rate of pig serum protein resource and raise the comprehensive utilization level of pig blood so as to effectively increase additional value of pig blood resource.
Owner:NORTHEAST AGRICULTURAL UNIVERSITY

Health food capable of rapidly eliminating exercise-induced fatigue and improving sport performance for athletes

The invention discloses a health food capable of rapidly eliminating exercise-induced fatigue and improving sport performance for athletes, which comprises the following raw materials by weight: 300 parts of spirulina, 30-20 parts of bee pollen, 20-30 parts of black matrimony vine and 10-20 parts of American ginseng. The invention also discloses a preparation method of the health food. The health food takes spirulina as a main material with maximum amount, so that motor function can be completely increased, the blood lactic acid value is reduced, and the anoxic motion capability is increased; and the health food takes bee pollen and matrimony vine as auxiliary materials, the bee pollen mainly reduces the content of blood urea nitrogen, so that the aerobic exercises capability is enhanced, black matrimony vine can enlarge oxygen consumption and mainly enhance cardiac vessels function and rapidly alleviate fatigue; the American ginseng is added for enhancing the flavor of the above materials, and has promotion effect for reducing lactic acid and urea nitrogen and enhancing cardiac vessels function. The health food provided by the invention has the effects of minimizing lactic acid accumulation after motion, reducing urea nitrogen value after motion, rapidly eliminating exercise-induced fatigue, increasing motor function and improving sport performance for athletes.
Owner:HENAN AGRICULTURAL UNIVERSITY

Method for improving drought resistance of annual paeonia suffruticosa andr

The invention discloses a method for improving drought resistance of annual paeonia suffruticosa andr. The method adopts 12-oxo-phytodienoic acid inducing paeonia suffruticosa andr to produce droughtresistance, and comprises the following steps of (1) selecting annual paeonia suffruticosa andr seedlings which are consonant in growth vigour and free from plant diseases and insect pests in October,and performing culturing; (2) performing culturing in a greenhouse under room temperature until May in the next year, and performing normal moisture management during culturing; and (3) spraying thewhole seedling of the paeonia suffruticosa andr with the 12-oxo-phytodienoic acid of which the concentration is 50-100 [mu]g / mL until water drops from the upper surfaces and the lower surfaces of leaves, and performing spraying each three days, wherein spraying is performed twice, so as to obtain the paeonia suffruticosa andr having drought resistance. Through the adoption of the method disclosedby the invention, in the growth process of the annual paeonia suffruticosa andr seedlings, external source Cis-OPDA is adopted for inducing treatment, so that the photosynthetic rate of the annual paeonia suffruticosa andr seedlings under the force of dry, the content of chlorophyll ( chlorophyll a, chlorophyll b and carotenoid ) and peroxidase activity in leaves are improved, the lipid peroxidation degree is reduced, damage destruction caused by the force of dry is alleviated, and the drought resistance is improved.
Owner:HENAN UNIV OF SCI & TECH

Traditional Chinese medicine health preserving tea with auxiliary blood sugar reducing effect and preparation method thereof

The invention discloses traditional Chinese medicine health preserving tea with an auxiliary blood sugar reducing effect and a preparation method thereof. The traditional Chinese medicine health preserving tea is prepared from the following raw materials in parts by weight: 22 to 46 parts of radix astragali extracts, 20 to 38 parts of rhizoma polygonati extracts, 6 to 10 parts of herba dendrodii officinalis ultra-micro powder, 6 to 8 parts of herba potentillae discoloris extracts, 8 to 12 parts of fructus momordicae extracts, 1 to 4 parts of tea polysaccharide, 0.1 to 0.5 part of chromium-enriched yeast and 0.1 to 0.5 part of selenium-enriched yeast. The traditional Chinese medicine health preserving tea innovatively uses radix astragali, rhizoma polygonate, herba dendrodii officinalis, herba potentillae discoloris, fructus momordicae, the tea polysaccharide and mineral trace elements required by the human body to achieve the auxiliary blood sugar reducing effect through compatibility;and all medicine are combined for use to realize the functions of supplementing qi, promoting the production of body fluid, nourishing yin, moistening the lung, tonifying the spleen, nourishing the kidney and performing upper, middle and lower tri-jiao harmonization regulation, and jointly achieve the efficacies of tonifying qi, nourishing yin, clearing away heat and reducing the blood sugar in an auxiliary way.
Owner:刘德平

Skin-whitening sunscreen skincare product containing pawpaw stem cell extracts and preparation method

The invention discloses a skin-whitening sunscreen skincare product containing pawpaw stem cell extracts. The skin-whitening sunscreen skincare product comprises the following components by weight percent: 0.5%-5% of pawpaw stem cell extracts, 1%-6% of lithospermum extracts and 0.8%-8% of flos sophorae extracts. The pawpaw stem cells have high compatibility with human body, can be more easily absorbed by human body, have an excellent promoting function for the skin cell growth and can accelerate the cell metabolism and enhance the activity of skin cells; the lithospermum extracts with effectsof whitening skin, activating skin, accelerating metabolism and resisting against ultraviolet ray are added; the flos sophorae extracts and the pawpaw stem cell extracts have a synergistic effect forwhitening skin and resisting against sunlight; under the synergistic effect of various Chinese herb extracts, the product is capable of obviously improving the skin, promoting the capacity of resisting against ultraviolet rays and protecting the skin, and the effect is obviously better than that of a product with one or two plant extracts only.
Owner:GUANGZHOU SALIAI STEMCELL SCI & TECH CO LTD

Whitening anti-aging composition containing extract of dendrobium stem cells and use thereof

The invention discloses a whitening anti-aging composition containing extract of dendrobium stem cells and a use thereof. The whitening anti-aging composition comprises, by weight, 1-3 parts of dendrobium stem cell extract, 10-20 parts of cordyceps militaris extract, 5-15 parts of papaya extract and 5-15 parts of Salvia miltiorrhiza flower / leaf / root extract. Through combination of the cordyceps militaris extract, papaya extract, Salvia miltiorrhiza flower / leaf / root extract and dendrobium stem cell extract, the whitening anti-aging composition has the synergistic effect of whitening skin and removing wrinkle. Through synergism of various types of extract, the whitening anti-aging composition can obviously improve the skin quality, improve the skin elasticity, improve the skin proliferativeability and reduce the skin aging process, has the effects obviously higher than those of one or two extract, is safe and has no irritation.
Owner:GUANGZHOU SALIAI STEMCELL SCI & TECH CO LTD

NMN-containing composition capable of delaying senescence and preparation method and application thereof

The invention discloses an NMN-containing composition capable of delaying senescence and preparation method and application thereof. The NMN-containing composition capable of delaying senescence disclosed by the invention is prepared by taking nicotinamide mononucleotide (NMN), malus micromalus fruit extract, pumpkin seed extract, wall-broken pine pollen, grape seed extract and blueberry extract as main materials. By adopting the raw materials with a good antioxidant function and a free radical scavenging function and optimizing the proportion of all components and the preparation method, thecomposition with a remarkable effect on delaying senescence is finally prepared, and the composition can enhance the antioxidant enzyme activity in serum and organs, improves the activity of an organism free radical scavenger, inhibits the growth of free radicals, reduces the lipid peroxidation reaction, and protects tissue from being attacked by an oxidant and the free radicals, and accordingly,the effect of delaying senescence is exerted.
Owner:盐城即醉科技有限公司

Application of petal-free sonneratia caseolaris fruit in preparation of drug for preventing and treating chemical liver injury

The invention relates to application of a petal-free sonneratia caseolaris fruit in the preparation of a drug for preventing and treating chemical liver injury. The petal-free sonneratia caseolaris fruit has relatively good effects on the treatment of liver injury caused by carbon tetrachloride, acetaminophen, antitumor drug cis-platinum, alcohol and heavy metal lead and therefore can be used forpreparing the drug for preventing and treating relevant liver injury.
Owner:GUANGDONG ACAD OF FORESTRY

Feed additive for improving nonspecific immunity and antioxidant ability of river crabs

The invention discloses a feed additive for improving the nonspecific immunity and the antioxidant ability of river crabs. Three Chinese herbal medicines including cortex eucommiae, rhizoma chuanxiongand herba houttuyniae and a beneficial bacterium bdellovibrio capable of phagocytizing pathogenic bacteria are matched in a certain proportion to prepare the additive, and the additive is applied toconventional commercially available feed, and thus, the nonspecific immunity and antioxidant indexes of the river crabs can be effectively improved, a large number of prevention and treatment drugs are saved, cost is reduced, drug residues are reduced, and product quality is improved, and meanwhile, the feed additive also has a very good prevention and treatment effect on emerging or unknown diseases.
Owner:南京市水产科学研究所

Health food capable of rapidly eliminating exercise-induced fatigue and improving sport performance for athletes

The invention discloses a health food for athletes to quickly eliminate sports fatigue and improve sports performance. It is prepared from the following raw materials in parts by weight: 300 parts by weight of spirulina, 30-20 parts of bee pollen, 20-30 parts of black wolfberry, and 10 parts by weight of American ginseng. 20. The invention also discloses a preparation method of the health food. The present invention uses spirulina as the main ingredient and uses the most amount to comprehensively improve motor function, reduce blood lactic acid value, and improve anaerobic exercise capacity; supplemented by bee pollen and black wolfberry, bee pollen mainly reduces the content of blood urea nitrogen and improves aerobic exercise Ability, black wolfberry increases oxygen intake, mainly improves cardiovascular function, and quickly relieves fatigue; accompanied by American ginseng to strengthen the above three flavors, it can promote the reduction of lactic acid and urea nitrogen and improve cardiovascular function. Taken together, it can reduce the accumulation of lactic acid after exercise, reduce the value of blood urea nitrogen after exercise, enable athletes to quickly eliminate exercise fatigue, improve exercise function and improve exercise performance.
Owner:HENAN AGRICULTURAL UNIVERSITY

Pilose antler-containing anti-skin-aging emulsion and preparation method thereof

The invention discloses a pilose antler-containing anti-skin-aging emulsion and a preparation method thereof. The feed additive is prepared from the following raw materials in parts by weight. 25-25 parts of cornu cervi pantotrichum 45 parts of radix astragali and 5.5 parts to 5.5 parts of radix astragali 7.5 parts, 5.5 parts to 5.5 parts of polygonatum odoratum 7.5 parts, 5.5 parts to 5.5 parts of dried rehamnnia roots 7.5 parts, 5.5 parts to 5.5 parts of safflower carthamus 7.5 parts, the coenzyme Q10 hyaluronic acid nano-emulsion is prepared from 5.5 to 7.5 parts of Tianshan snow chrysanthemum, 10 parts of coenzyme Q10, 12 to 16 parts of hyaluronic acid, 12 to 16 parts of vitamin E, 40 to 50 parts of xanthan gum, 1 to 1.5 parts of ethylparaben, 1 to 1.5 parts of butyl paraben, 5 to 15 parts of rosemary and 866.5 to 807.5 parts of oil-in-water nano-emulsion. The invention also discloses the preparation method of the emulsion. After the emulsion is smeared on the skin, the moisture content of the skin is effectively increased, the content of hydroxyproline, hyaluronic acid, SOD and other components is increased, and the MDA content is reduced. The aging symptoms such as skin appearance becoming moist, relaxed and wrinkled are reduced or eliminated.
Owner:XIAN UNVERSITY OF ARTS & SCI

Chinese herbal medicine hepatopancreas protective agent as well as preparation method and application thereof

The invention provides a Chinese herbal medicine hepatopancreas protective agent for crayfish, which comprises the following parts in parts by weight: 0.1-0.3 part of bile acid, 1-5 parts of choline chloride, 10-15 parts of glucan, 3-7 parts of taurine, 5-10 parts of astragalus polysaccharide, 0.6-1.0 part of eucommia ulmoides leaf extract, 5-10 parts of dandelion extract, 5-10 parts of honeysuckle extract, 7-13 parts of cassia seed extract, 8-15 parts of galangal extract and 5-10 parts of chrysanthemum extract. The procambarus clarkii hepatopancreas protective agent provided by the invention can improve the hepatopancreas protection capacity of procambarus clarkii in a stress state, ensure the survival rate after transportation, and promote the quick development of the procambarus clarkii breeding industry in Hainan procambarus clarkii.
Owner:INST OF TROPICAL BIOSCI & BIOTECH CHINESE ACADEMY OF TROPICAL AGRI SCI

Method for extracting Actinidia kolomikta active polyphenol and application thereof

The invention relates to a method for extracting Actinidia kolomikta active polyphenol and application thereof. The method includes the following steps: (A): ethanol extraction (B) petroleum ether extraction; (C) n-butanol extraction; (D) silica gel column separation: dissolving the n-butanol extract obtained in step (C) in 75 g of methanol, separating with silica gel column, performing gradient elution with petroleum ether-ethyl acetate-methanol at an elution rate of 2-8 mL / min to obtain brownish-black extract; (E) Sephadex LH-20 column chromatography purification: dissolving the brownish-black extract in methanol, purifying with Sephadex LH-20 column chromatography, and performing gradient elution with CH2C12-methanol at an elution rate of 2-8 mL / min to obtain Actinidia kolomikta active polyphenol. The extraction method of the Actinidia kolomikta active polyphenol has extraction yield of 12.29%, and the obtained Actinidia kolomikta active polyphenol has purity of 95-99.9%, and has effect of resisting D-galactose induced mouse aging.
Owner:WEIFANG MEDICAL UNIV
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Eureka Blog
Learn More
PatSnap group products