78 results about "Apigenin" patented technology

The invention relates to the technical field of natural medicine, in particular to a composition with a nerve protection function, a lavender extract and a preparation method and application of the lavender extract, and the composition with the nerve protection function comprises luteolin-7-O-glucoside, apigenin-7-O-glucoside, salvianolic acid A and rosmarinic acid. The lavender extract contains luteolin-7-O-glucoside, apigenin-7-O-glucoside, salvianolic acid A and rosmarinic acid, and is prepared according to the following method: adding a required amount of an extraction solvent into crushed lavender, heating, refluxing and extracting, concentrating and drying the extract, and concentrating to obtain the lavender extract. The lavender extract containing the composition with the nerve protection function is obtained. The composition with the neuroprotection function and the lavender extract have good effects in BV-2 cell viability influence experiments and zebra fish Alzheimer disease model experiments, and a new solution is provided for research of drugs for preventing and treating Alzheimer disease.

The present invention discloses a culture medium and its application, as well as a method for in vitro isolation and culture of yak skeletal muscle satellite cells, which relates to the technical field of cell culture. The culture medium is composed of the following raw materials: fetal bovine serum with a mass fraction of 9-13%, penicillin at 95-105 U / mL, streptomycin at 95-105 μg / mL, bamboo leaf flavonoids at 5-12 μmol / L, apigenin at 20-30 μmol / L, and the balance is DMEM. The present invention mainly adds appropriate amounts of bamboo leaf flavonoids and apigenin to the culture medium. The two cooperate synergistically, significantly improving the proliferation ability of bovine skeletal muscle satellite cells, and further applying it to the in vitro isolation and culture of yak skeletal muscle satellite cells, establishing a complete and unique sterile isolation, purification, and culture system for yak skeletal muscle satellite cells, providing methods and approaches for a series of future research carried out through yak skeletal muscle satellite cells.

The present invention relates to a coloring composition comprising as a coloring agent a combination of: an extract A of the aerial parts of Lawsonia inermis containing between 7 and 60% by weight of lawsone in relation to the total weight of the dry extract, wherein the lawsone results especially from the enzymatic hydrolysis of glycosylated derivatives of lawsone, wherein said extract further comprises luteolin, apigenin and 2,3,4,6-tetrahydroxyacetophenone; and at least one other coloring agent B derived from a dye plant other than Lawsonia inermis, from microorganisms or from microalgae.

The invention discloses a chrysin breast injectant prescription and a preparation method thereof, a main drug of a veterinary chrysin injectant comprises chrysin, after an emulsifier and a suspending aid with an optimized ratio are added and dispersed, uniform mixing is easy, the drug components are stably and uniformly dispersed in soybean oil, and the sustained release effect is significant. Chrysin as a natural substance capable of relieving cow mastitis is wide in source, green and effective; according to the prescription, chrysin is independently used, so that the injury of inflammation to mammary tissues of dairy cows can be relieved, and the mammary gland function recovery is promoted.

The invention provides a cough-relieving and phlegm-eliminating composition and a preparation method thereof. The cough-relieving and phlegm-eliminating composition is prepared from the following raw materials: anhydrous morphine, anhydrous codeine phosphate, apigenin, liquiritin, isoliquiritin, liquiritigenin, isoliquiritigenin, glycyrrhizic acid, trans-anethole, camphor and sodium benzoate. The composition further comprises a luffa stem extract, an atractylodes lancea rhizome extract and a radix ranunculi ternati bark extract. The cough-relieving and phlegm-eliminating composition provided by the invention has the advantages of few impurities, clear and remarkable drug effect and small side effect. Under the action of the core antitussive drug, three plant extracts of luffa stem, Atractylodes lancea and Ranunculus ternatus Thunb. Are creatively added, so that the phlegm eliminating capacity and the overall antitussive effect of the whole formula are remarkably enhanced. The cough-relieving and phlegm-eliminating composition disclosed by the invention realizes the synergistic interaction of '1 + 1 + 1gt, 3' on the core indexes of inhibiting the cough frequency, prolonging the cough latency period, promoting sputum excretion and the like, and realizes the cough-relieving and phlegm-eliminating effects of treating both symptoms and root causes through the multi-target-point and multi-mechanism synergistic effect.

The invention provides a construction method and a detection method of a high performance liquid fingerprint of granules for consolidating foundation and clearing away lung-heat. According to the construction method, high performance liquid fingerprint spectrums of a test solution and a reference solution of the primordial qi-consolidating and lung-heat-clearing granules are compared, so that the main effective active substances of the primordial qi-consolidating and lung-heat-clearing granules are detected. The reference substance solution is prepared from 3 '-hydroxy puerarin, puerarin, 3'-methoxy puerarin, puerarin-6 ''-O-xyloside, puerarin apigenin, daidzin, forsythiaside A, pinoresinol-4-O-glucopyranoside, baicalin, forsythin, wogonoside, baicalein and the like. Finally, a high-performance liquid-phase fingerprint spectrum technical standard of the primordial qi-consolidating and lung-heat-clearing granules is established, the quality of the primordial qi-consolidating and lung-heat-clearing granules can be effectively and comprehensively monitored according to the characteristics of existence of common peaks in the fingerprint spectrum, and the method has the characteristics of good stability, good repeatability and strong operability.

The invention belongs to the technical field of medicine detection, and particularly relates to a quality evaluation method for phlegm and fluid retention pills based on HPLC fingerprint spectrum and multi-index component content determination. The method comprises the following steps: determining the contents of nine active components in the phlegm-drinking pill and constructing an HPLC fingerprint spectrum of the phlegm-drinking pill based on a high performance liquid chromatography-high resolution mass spectrometry technology; wherein the nine active ingredients are sinapine, chlorogenic acid, cryptochlorogenic acid, 3, 6 '-dimustard acyl sucrose, rosmarinic acid, apiose isoliquiritin, isoliquiritin, glycyrrhizic acid and atractylenolide I. The invention further discloses a preparation method of the pharmaceutical composition. According to the method, the fingerprint spectrum and multi-index determination are integrated, a reproducible technical framework is provided for modern quality evaluation of the traditional Chinese medicine compound preparation with lower instrument cost and higher universality, and the industry is promoted to be transformed from'single component control 'to'overall quality management and control'.

The invention provides an aquaculture nutritional agent and a preparation method thereof, and belongs to the technical field of aquaculture. The invention provides an aquaculture nutritional agent. The aquaculture nutritional agent comprises calcium superphosphate, urea, sodium humate, a bacillus subtilis bacterial solution, a composite mineral agent and a nutritional supplement, the composite mineral agent comprises ferrous sulfate, zinc sulfate, manganese sulfate, copper sulfate and calcium carbonate; the nutritional supplement at least comprises lysine, methionine, vitamin C, a baicalein derivative and apigenin-7-glucoside. The aquaculture nutrient provided by the invention not only can improve the water quality and reduce the content of ammonia nitrogen in aquaculture water, but also can promote the growth performance of cultured animals and increase the weight gain rate of the cultured animals.

The invention belongs to the technical field of medicines, and particularly relates to an active ingredient composition for treating xerophthalmia and muscae volitantes as well as a preparation method and application of the active ingredient composition. The composition is prepared from lycium barbarum polysaccharide, zeaxanthine, apigenin, luteolin, zinc gluconate, ophiopogon japonicus polysaccharide, ophiopogonin B, paeoniflorin and gallic acid according to a specific weight part ratio, all the active ingredients have a synergistic effect, the ocular surface microenvironment is improved, the vitreous opacity progress is inhibited, eye tissue damage is repaired, and the eye quality is improved. The synergistic treatment effect on the xerophthalmia and the muscae volitantes is achieved, and the symptoms such as eye dryness, eye acerbity, lacrimal secretion insufficiency, black shadow fluttering and blurred vision can be effectively relieved.

The present invention relates to a cosmetic composition having a skin depigmenting effect which includes, as active ingredient, a combination of apigenin and phloretin, wherein the two components of said combination act synergistically. The invention also relates to the use of the combination of apigenin and phloretin contained in a cosmetic composition for preventing and treating diseases and conditions related to the overproduction or uneven distribution of melanin, wherein said use comprises topically administering an effective quantity of said combination to a patient who needs it, having a synergistic effect.

The invention relates to bacillus velezensis JT-14 with high yield of terpene flavor components as well as a screening method and application of the bacillus velezensis JT-14, and belongs to the technical field of microorganisms and fermentation. The preservation time of the bacillus velezensis JT-14 with high yield of terpene flavor components is June 26, 2025, the preservation unit is Guangdong Microbial Culture Collection Center, and the preservation number is GDMCC 66597. The bacillus velezensis JT-14 screened by the invention has good safety, and can generate monoterpenoid substances (alpha-terpilenol, linalool, citronellol, carveol and the like) with flower fragrance, elecampane and faint scent and sesquiterpenoid substances (alpha-panaxene, cubene, elemol and gamma-apigene) with herbal fragrance in a substrate fermentation experiment. When the bacillus velezensis JT-14 is applied to tobacco leaf fermentation, the aroma of the aroma raw material obtained through fermentation can be integrally improved, and the aroma is softer.

The invention provides a preparation method of a mixed molecularly imprinted polymer and a method for simultaneously extracting various flavonoid glycosides from a ginkgo biloba extract, and relates to the technical field of plant processing. According to the invention, rutin, isoquercitrin and apigenin-7-O-glucoside are used as template molecules to prepare a molecularly imprinted polymer (MIP); various characterizations prove that the preparation and synthesis are successful, and adsorption capacity tests prove that the compound has adsorption capacity on specific flavonoid glycoside. The MIP is added into the ginkgo flavone crude extract, and the total flavone content of the product after adsorption is increased from 24% to 90% or above. The four flavonoid glycoside compounds including rutin, isoquercitrin, 3-O rutinoside and apigenin-7-O-glucoside are obtained at a time, and it is indicated that the MIP has good adsorption performance, can be recycled and can be used for rapidly enriching the flavonoid glycoside compounds.

The present invention relates to the use of scyllo-inositol alone or in combination with other active ingredients, including the flavone apigenin, to support cognitive health in subjects taking the product or combination product. The present invention relates to compositions comprising scyllo-inositol alone or in combination with other agents, including, but not limited to, flavones or other substances that prevent the upregulation or downregulation of aquaporin 4 channels. The compositions, including oral dosage forms such as tablets or capsules, are provided to subjects, including humans or other mammals such as dogs or cats, or other animals, in need of cognitive improvement. The combination product(s) degrade amyloid-β aggregates and promote the clearance of amyloid-β fibrils from the glymphatic system.

The invention discloses a culture medium and application thereof, and an in-vitro separation and culture method of yak skeletal muscle satellite cells, and relates to the technical field of cell culture, the culture medium comprises the following raw materials: fetal calf serum with mass fraction of 9-13%, penicillin with mass fraction of 95-105 U / mL, streptomycin with mass fraction of 95-105 [mu] g / mL, bamboo leaf flavone with mass fraction of 5-12 [mu] mol / L, apigenin with mass fraction of 20-30 [mu] mol / L, and the balance of DMEM. A proper amount of bamboo leaf flavonoid and apigenin are added into the culture medium and cooperate with each other, so that the multiplication capacity of the cattle skeletal muscle satellite cells is remarkably improved, and the culture medium is further applied to in-vitro separation and culture of the yak skeletal muscle satellite cells; a complete set of complete and specific sterile separation, purification and culture system for the yak skeletal muscle satellite cells is established, and a method and an approach are provided for a series of researches developed through the yak skeletal muscle satellite cells in the future.

The inventors' primary objective was to provide a technology that suppresses inflammation, particularly in aging tissues. [Solution] The above problem can be solved by a composition containing at least one selected from the group consisting of genistein, quercetin, fisetin, nobiletin, kaempferol, apigenin, and naringenin, and glycosides thereof.

The invention provides a method for detecting the contents of multiple index components of a coughing oral liquid, which comprises the following steps of: determining the contents of nine key pharmacodynamic index components, namely ephedrine hydrochloride, pseudoephedrine hydrochloride, apiose liquiritin, isoliquiritin, baicalin, huperzin A glycoside, wogonin, baicalein and wogonin; the detection method has the advantages of simplicity and convenience in operation, high stability, high pertinence and high practicability, can be used as a detection and evaluation method for production and internal quality components of the coughing oral liquid, and has a good market application prospect.

The invention discloses an insecticidal composition of a compound medicament for preventing and controlling bemisia tabaci, pea aphid and corn aphid, and belongs to the technical field of pesticides. The invention relates to a plant source compound huperzine A, apigenin and psoralen B, which are respectively compounded with five different emulsifiers to form the plant source compound huperzine A, apigenin and psoralen B, and the emulsifiers mainly comprise any one of sulfosuccinic acid-1, 4-dioctyl ester, fatty alcohol-polyoxyethylene ether, NP-10, Tween 20 and Tween 500. Huperzine A, apigenin, psoralen B and emulsifiers with different concentrations are compounded to obtain the insecticide composition, and the synergistic effect is achieved through the interaction of the emulsifiers and the compound. The compound pesticide is used for preventing and controlling horticultural crop pests such as bemisia tabaci and aphids, the usage amount of the pesticide can be reduced, pesticide residues on crops can be reduced, the preparation process is simple, raw materials are input, all raw materials are converted into finished products, no pollution is caused to the environment, and wide market prospects are achieved.

The invention provides a honey variety identification method based on amino acid and polyphenol compounds and application of the honey variety identification method, and relates to the technical field of honey variety detection. According to the invention, amino acids and polyphenol compounds in 14 honey varieties are analyzed by adopting a PLS-DA analysis method, and characteristic difference indexes with VIP values greater than 1 are screened out, specifically trans-cinnamic acid, protocatechuic acid, Pro, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14 According to the method, 2, 4-dimethylcinnamic acid, rosmarinic acid, apigenin, Tyr, vanillic acid, cumaric acid, isoferulic acid, Cys, caffeic acid phenethyl ester, Met, Asp, gallic acid, naringenin, p-cumaric acid, ferulic acid, rhinoceroic acid, chrysin and syringic acid are screened, and then screened characteristic difference index data is used for establishing a linear discrimination model and a random forest prediction model. Through verification, the linear discrimination model and the random forest prediction model constructed by the method can be accurately and efficiently used for discriminating honey varieties.

Disclosed are multi-peptide compositions and / or methods of use of the multi-peptide compositions for subjects suffering from or at risk for a neural disease. Pharmaceutically acceptable embodiments administered subjects may treat or prevent the neural disease. In certain embodiments, a flavonoid compound is administered in conjunction with a peptide. In still other embodiments, a porosome complex is administered with the peptide and / or with the flavonoid compound.

The application relates to a method for bioconversion of naringenin to produce apigenin and dihydroquercetin, belonging to the field of biotechnology and food engineering, and comprising the following steps: (1) screening and mutagenic breeding of high-yield strains; (2) high-density fermentation for converting naringenin into apigenin and dihydroquercetin; and (3) extraction and refining to obtain high-purity apigenin and dihydroquercetin. Rhodococcus opacus OMK-104 bioconversion of cheap and easily available naringenin into high-value apigenin and dihydroquercetin has high conversion rate and high titer of apigenin and dihydroquercetin, and has a positive effect on reducing the production cost of apigenin and dihydroquercetin and promoting large-scale commercial application of apigenin and dihydroquercetin.

The method for detecting the characteristic chromatogram of the wolfberry and chrysanthemum granules is established for the first time, a wolfberry and chrysanthemum granule sample is precisely weighed, a solvent is added for dissolution and extraction, filtration is performed, a subsequent filtrate is taken, a test solution is obtained, high performance liquid chromatography detection is performed on the test solution, and the wolfberry and chrysanthemum granule control characteristic chromatogram generated by common characteristic peaks is obtained. When the method is used for determining the high performance liquid characteristic chromatogram of the wolfberry and chrysanthemum granules, the following chemical components in the wolfberry and chrysanthemum granules can be quickly and effectively identified: puerarin-4 '-O-glucoside, chlorogenic acid, puerarin, 3'-methoxy puerarin, puerarin apigenin, typhaenoside, isochlorogenic acid B, 3, 5-O-dicaffeoylquinic acid and isochlorogenic acid C; the characteristic peaks of the chrysanthemum, the radix puerariae and the pollen typhae are reflected, the method has the advantages of good integrity, good stability, high precision, good repeatability and good durability, and a scientific basis is provided for better establishing a quality control evaluation system of the wolfberry and chrysanthemum granules.

The present invention relates to a standardized polyphenol substance formulation, which has an anti-cancer effect; due to oxidation resistance, inflammation resistance, liver protection, heart protection, nerve protection and systemic effects, cytotoxicity can be selectively generated on tumor cells, so that the effectiveness of standard treatment is supported; and when the medicine is used according to the recommended dosage, compared with medicines with the characteristics of cancer resistance, oxidation resistance, inflammation resistance and the like in the prior art, the medicine has the minimum side effect. The formulation mentioned consists of a combination comprising at least one of the following natural substances: a plant derived curcumin, oleuropein, epigallocatechin gallate (EGCG), resveratrol, rosmarinic acid, carnosic acid and phenethyl caffeate (CAPE), apigenin, galangin, chrysin, luteolin, quercetin and pinocembrin, and a combination comprising at least one of the following natural substances: a plant derived curcumin, oleuropein, epigallocatechin gallate (EGCG), resveratrol, rosmarinic acid, carnosic acid and phenethyl caffeate (CAPE), the natural substances exist in various plants and propolis. The active polyphenol substance content in the formulations as the subject matter of the invention varies depending on the type and stage of cancer the formulations will be used to treat. Formulations as the subject matter of the invention are prepared in the form of suspensions, syrups, pouches, tablets or capsules, containing in addition to the active ingredients an appropriate proportion of excipients such as dextrose, maltose, maltodextrin or beta-cyclodextrin.

The present application relates to a kind of construction methods of vinegar jinyinhua standard decoction HPLC characteristic map, the present application adopts high performance liquid chromatography, Kromasil 100-5C18 chromatographic column, with methanol and 0.05% phosphoric acid aqueous solution mixture as mobile phase gradient elution is carried out, under the condition that flow rate is 1.0mL / min, column temperature is 35 ℃, detection wavelength is 238nm, establish vinegar jinyinhua standard decoction HPLC characteristic map, chromatogram is matched by "Chinese medicine chromatographic fingerprint similarity evaluation system" (2004A edition) peak, 14 common peaks are defined, 6 characteristic peaks are identified as jinyinhua-5-O-madder glycoside, luteolin, tiliroside, apigenin, hydroxyl jinyinhua and jinyinhua, and the similarity of 21 batches of vinegar jinyinhua standard decoction characteristic map is evaluated, sample similarity result is above 0.95;The HPLC characteristic map analysis method of vinegar jinyinhua standard decoction constructed by the present application is simple, accurate, reproducible, provides methodological basis for the quality evaluation and control of vinegar jinyinhua formula granules system.

In one embodiment, the present invention provides a method for producing an extracted composition capable of efficiently extracting a polyphenol such as apigenin and / or an essential oil component such as spiroether from a harvested herbaceous plant. In one embodiment, the present invention relates to a method for producing an extraction composition, the method comprising the following steps (1) and (2). (1) A step of applying oxidative stress to harvested herbaceous plants and storing the herbaceous plants. And (2) a step for obtaining an extract from the herbaceous plant after step (1). The present invention also relates to a method for producing an external product or a food product using the method for producing the extraction composition, the extraction composition, the external product or the food product.

The invention relates to the technical field of quality control of Chinese patent medicines, in particular to a method for simultaneously determining the content of new tripterygium ford and euscaphis japonica acid in a tripterygium wilfordii preparation, which comprises the following specific steps: taking the tripterygium wilfordii preparation, crushing, precisely weighing, adding methanol for extraction, and filtering to obtain a test solution A; adding methanol into the test solution A to dilute the test solution A by 8-10 times to obtain a test solution B; precisely weighing a proper amount of a new tripterygium ford reference substance and a proper amount of a euscaphis japonica acid reference substance, adding methanol for dissolving to obtain a reference substance stock solution, and diluting the reference substance stock solution to obtain a series of reference substance solutions with different concentrations; detecting the test solution A and the test solution B by using UPLC-MS / MS, and quantifying by using a standard curve established by the reference substance solution; according to the method provided by the invention, rapid quantitative analysis can be carried out on the neotripterygium wilfordii fudine and euscaphis japonica acid in the tripterygium wilfordii preparation, and a foundation is laid for improving the quality of the tripterygium wilfordii preparation.

The invention relates to the technical field of traditional Chinese medicine, in particular to a composition with a qi-blood tonifying effect and a pharmaceutical preparation and application thereof. The composition is prepared from the following raw materials in parts by weight: 0.2 to 1 part of tangeretin, 0.2 to 5 parts of nobiletin, 0.05 to 0.2 part of lobetyolin, 0.1 to 1 part of allantoin, 0.1 to 1 part of liquiritigenin, 0.1 to 1 part of alnus ketone, 0.02 to 0.2 part of rutin, 0.2 to 2 parts of apiose liquiritin and 0.1 to 1 part of ammonium glycyrrhizinate. The traditional Chinese medicine composition has the remarkable effects of replenishing blood and qi, treating anemia and resisting fatigue.

A composition for administering to a subject includes a first compound chosen from S-5'-adenosyl-L-methionine (SAM), methionine, betaine, choline, folate, vitamin B12, glycine, serine, threonine, and any combination thereof, and a second compound chosen from spermidine, spermine, calcium peroxide, zinc, N-Acetylcysteine, cysteine, α-ketoglutarate, fucoidans, harmine, taurine, ergothioneine, urolithin A, terpenoids, berberine, O3, H2O2, hydrogen sulfide (H2S), sodium hydrosulfide (NaSH), sodium sulfide (Na2S), metformin, acetaminophen, curcumin, quercetin, ginseng, R-alpha-lipoic acid, apigenin, fisetin, melatonin, ginger, astaxanthin methylene blue and optionally, a carrier, and any combination thereof

The invention provides a detection method of Ruyi golden yellow powder, and belongs to the technical field of quality control of traditional Chinese medicine preparations. According to the method, apigenin is used as a reference substance, the content of total flavonoids in Ruyi golden yellow powder in terms of apigenin is calculated by preparing a reference substance solution, establishing a standard curve and determining the absorbance of a sample to be detected by adopting ultraviolet-visible spectrophotometry, if the content of apigenin in Ruyi golden yellow powder to be detected is not lower than 20 micrograms / g, the detection is qualified, otherwise, the detection is qualified, and the content of total flavonoids in Ruyi golden yellow powder to be detected is not lower than 20 micrograms / g. Unqualified products are obtained. The method can be used for objectively, comprehensively and accurately evaluating the quality of the Ruyi golden yellow powder, and has important significance on guaranteeing the quality of the product while guaranteeing the curative effect of the product.

The present invention belongs to the field of analysis of traditional Chinese medicine preparations, and specifically relates to a method for determining the contents of seven active ingredients in the classic ancient prescription Xiangsha Liujunzi Decoction. This method utilizes high-performance liquid chromatography (HPLC) under the same experimental conditions to simultaneously separate and determine the contents of liquiritin, apigenin, naringin, hesperidin, nobiletin, costunolide, and dehydrocostuslactone in Xiangsha Liujunzi Decoction. Experimental results demonstrate that the HPLC method established herein for simultaneously determining the contents of multiple different index components in a preparation is simple, rapid, accurate, reliable, and exhibits good repeatability and stability, making it suitable for use as a quality control method for the preparation.

The invention provides a feed additive for improving the superovulation effect of cows and a preparation method of the feed additive, and the feed additive comprises the following components in parts by mass: 4-6 parts of astragaloside, 4-6 parts of apigenin, 4-6 parts of kaempferol, 0.4-0.6 part of luteolin, 0.4-0.6 part of isoquercitrin, 0.2-0.4 part of formononetin and 0.2-0.4 part of quercetin. By using the feed additive, the ovulation number and the anti-oxidation and anti-inflammatory capacity of cows can be increased, meanwhile, the natural active ingredients in the feed additive do not need complex chemical synthesis steps, the breeding cost is reduced, animal health is improved, green and safe breeding is guaranteed, and a basis is provided for green development of modern animal husbandry.