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347 results about "Ferulic acid" patented technology
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Ferulic acid is a hydroxycinnamic acid, an organic compound. It is an abundant phenolic phytochemical found in plant cell walls, covalently bonded as side chains to molecules such as arabinoxylans. As a component of lignin, ferulic acid is a precursor in the manufacture of other aromatic compounds. The name is derived from the genus Ferula, referring to the giant fennel (Ferula communis).
The application discloses a squalane-based nanolipid carrier loaded with ethyl ferulate and a preparation method and application thereof. The squalane-based nanolipid carrier loaded with ethyl ferulate comprises the following components in percentage by weight: squalane 4-8%; solid oil 4-8%; ethyl ferulate 0.1-1.2%; non-ionic surfactant 1.5-5.5%; alcoholsolvent 0.3-0.8%; and deionized water. The squalane-based nanolipid carrier loaded with ethyl ferulate can well load ferulate lipids, and the embedding rate is 90-97%. The particle size of the squalane-based nanolipid carrier loaded with ethyl ferulate is 100-200 nm, and the dispersion index is 0.22-0.26. The squalane-based nanolipid carrier loaded with ethyl ferulate has the advantages of simple preparation method, good particle size, dispersibility, transdermal efficiency and stability.
The invention discloses a tetrandrine ferulate and its application in the preparation of a medicament for treating pulmonary fibrosis. The pharmacological effects of tetrandrine and ferulic acid, as well as those after salification, are studied. It is found that both have an anti-pulmonary fibrosis effect, and the two can be used in combination to synergistically exert a more excellent anti-pulmonary fibrosisefficacy. At the same time, the solubility of tetrandrine can also be increased. This has not been reported in existing literature. The tetrandrine ferulate of the present invention has lower cytotoxicity, and the cell viability of normal human liver cells LO-2 and human embryonic fibroblasts MRC-5 is higher than that of tetrandrine, which alleviates the burden of liver and lungs to a certain extent and has good safety.
The invention relates to the technical field of high polymer materials, in particular to an anti-aging thread gluing material and a preparation process thereof. Comprising the following steps: preparation of aluminum-doped zincoxide, tannic acid modified aluminum-doped zincoxide, ferulic acid modified nylon fiber and modified nylon master batch preparation of the thread gluing. According to the invention, groups of tannic acid and aluminum ions and zinc ions of aluminum-doped zinc oxide are driven by heat energy of a reflux reaction to simultaneously generate chelation-dehydration condensation to form a five-membered ring chelate, so that a compact coating layer is formed on the surface, and the coating layer is simple in component and has very stable chemical bonds; the ultraviolet light stability of aluminum-doped zinc oxide is enhanced, the layer can generate hydrogen bond / pi-pi interaction with nylon amido bonds, the interface bonding strength is improved, the particle size is kept at the level of no filter pressure fluctuation in the spinning process, and the volume resistivity of nylon fibers is reduced.
The present invention relates to a recombinant organism or microorganism having a decreased pool of crotonic acid compared to the organism or microorganism from which it is derived due to at least one of: (i) an increased conversion of crotonyl-CoA into butyryl-CoA; and / or an increased conversion of butyryl-CoA into butyric acid; (ii) an increased conversion of crotonyl-CoA into 3-hydroxybutyryl-CoA; and / or an increased conversion of 3-hydroxybutyryl-CoA into 3-hydroxybutyric acid; (iii) an increased conversion of crotonic acid into crotonyl-CoA; (iv) an increased conversion of crotonyl-[acyl-carrier protein] into butyryl [acyl-carrier-protein]; (v) a decreased conversion of crotonyl-CoA into crotonic acid; and / or (vi) a decreased conversion of crotonyl-[acyl-carrier protein] into crotonic acid. Moreover, the present invention relates to the use of such a recombinant organism or microorganism for the production of alkenes with the enzymeferulic acid decarboxylase. Further, the present invention relates to a method for the production of isobutene or butadiene by culturing such a recombinant organism or microorganism in a suitable culture medium under suitable conditions.
The invention relates to the technical field of cosmetics, and discloses a herbal probiotic composition with whitening and anti-aging effects and a preparation method thereof. The herbal probiotic composition is prepared from alpha-arbutin, licoflavone, bakuchiol, resveratrol, ellagic acid, a metagen complex, skin micro-ecological prebiotics, sodium phytate, ferulic acid, rosemary polyphenol, polycystic liposome and the balance of a carrier suitable for skin. The herbal probiotic composition disclosed by the invention realizes stable co-delivery of hydrophilic and lipophilic activities and effective retention of cuticles under mild pH, synergistically inhibits blackness, resists oxidation and supports microecology, and improves the effective content and batch-to-batch consistency in the shelf life through metalionaccessibility control, so that the whitening and anti-aging effects are improved.
Owner:BEIJING XIEHE BIOLOGICAL ENG RES INST CO LTD
This invention discloses a composite microbial agent with both efficient ferulic acid degradation and growth-promoting functions, and its preparation method. The active component of this composite microbial agent contains *Pseudomonas soybeanii* with accession number CGMCC No. 36468. Pseudomonas soyae Strain A9, and *Pseudomonas aeruginosa* with accession number CGMCC No. 36469. Paraburkholderia oxyphila Strain A23. This invention, by screening and combining two functionally complementary strains, fundamentally solves the technical problems of existing single-strain ferulic acid degrading bacteria agents having limited function and unstable field application efficacy, achieving improved degradation efficiency and synergistic growth promotion effects.
The invention discloses application of high-ferulic acidwhole wheat flour food in preparation of products for prolonging life of animals. According to the method, corn flour, whole wheat flour and refined flour are used as raw materials to prepare fruit fly culture media of materials with different ferulic acid content differences, and then different culture media are used for feeding fruit flies under oxidative damage, high-temperature stress and natural aging models. The method comprises the following steps: respectively obtaining survival curves corresponding to culture mediums with different ferulic acid contents for feeding drosophila melanogaster under different models, and analyzing to find that compared with a culture medium with low ferulic acid whole wheat flour and a culture medium with low ferulic acid fine flour, the survival curves of the culture mediums with different ferulic acid contents are different; by feeding the high-ferulic acid whole wheat flour culture medium and the corn flour culture medium, the resistance of the fruit flies to oxidative damage, high-temperature stress and natural aging is enhanced, and the median survival time and the maximum survival time of the fruit flies are remarkably prolonged. It is found for the first time that the ferulic acid content in food is related to senescence delaying, and the method has important significance in developing anti-senescence products.
The application discloses a multifunctional biomaterial with light protection and repair functions, which comprises the following components in percentage by mass: 4-8% of methacrylated gelatin, 0.5-2% of nanomicelles of ferulic acid, 0.5-1% of adhesive peptides, 0.5-1.5% of hyaluronic acid and 0.5-1% of ekdromicin. The application further discloses a preparation method of the multifunctional biomaterial and application thereof. The multifunctional biomaterial realizes a trinity synergistic effect of 'protection-repair-regeneration', target enrichment of active ingredients to damaged parts, and can stimulate vascular regeneration, improve skinmicrocirculation, has antioxidant, anti-inflammatory and healing functions, and promotes repair of light-damaged skin.
This invention belongs to the field of genetic engineering technology, specifically relating to an engineered bacterium that efficiently synthesizes curcumin using ferulic acid as a precursor, its construction method, and its application. This invention enhances ferulic acid uptake and precursor supply capabilities from the source by knocking out the fdc and mcrC genes and overexpressing the tnaT and accD genes. Furthermore, it achieves high-level stable expression of exogenous key enzyme genes DCS and CURS through codon optimization. Combined with the synergistic effect of a two-stage fermentation regulation process, a stepwise increase in ferulic acid conversion rate is achieved. In a fermentationsystem with an initial ferulic acid concentration of 5 g / L, the conversion rate of the recombinant strain of this invention increased from 28.6% to 55.2% compared to the unoptimized strain, and further reached 80.2% after fermentationprocess optimization. Simultaneously, it effectively inhibits the formation of the byproduct 4-vinylguaiacol, significantly improving the utilization rate of ferulic acid and reducing the raw material cost of curcuminbiosynthesis.
The present application relates to the field of cosmetics, and relates to a cosmetic with whitening and sunscreen functions and a preparation method thereof. Calculated by mass percentage, the whitening and sunscreen composition comprises: 0.5% to 5% melanin, 0.1% to 0.5% allantoin, 0.1% to 1% ferulic acid, 0.01% to 0.05% astaxanthin, 0.1% to 0.5% orotic acid; the remainder is water. Chemical sunscreens and physical sunscreens are compounded so that both the internal and external phases of the cosmetic contain sunscreens, which can avoid sunscreen voids to the greatest extent. By compounding melanin, allantoin, ferulic acid, astaxanthin, and orotic acid in a specific ratio and compounding them in the above-mentioned cosmetic formula, the ability of the cosmetic to absorb ultraviolet rays, accelerate wound healing, effectively scavenge free radicals, inhibit inflammatory factors, promote skin renewal, and combine pathways to further improve the product's sunscreen effect.
The application discloses a method for establishing a gynecological menstruation-regulating tablet fingerprint spectrum by using a high-performance liquid chromatography technology and application, by using the method, a good fingerprint spectrum is obtained, and the chromatographic peak is comprehensive, 12 fingerprint peaks are confirmed, wherein, corresponding attribution peaks of angelica sinensis, fried atractylodes macrocephala koidz, vinegar corydalis and chuanxiong are all in the gynecological menstruation-regulating tablet, and the angelica sinensis, fried atractylodes macrocephala koidz and vinegar corydalis all have exclusive peaks. By comparing with the reference substance, and combining with ultraviolet absorption spectrum characteristics, characteristic peaks of five chemical components, i.e., chlorogenic acid, ferulic acid, chuanxiongolide I, ligusticumlactone and butenyl phthalide are identified. The application further discloses a reference fingerprint spectrum of the gynecological menstruation-regulating tablet obtained by using the method, the gynecological menstruation-regulating tablet fingerprint spectrum detection method and the obtained reference fingerprint spectrum can objectively evaluate the overall quality of the gynecological menstruation-regulating tablet, and provide a research basis for quality control of the gynecological menstruation-regulating tablet.
The invention relates to the technical field of biological medicine, and particularly discloses an NSD protein targeted inhibitor and a preparation method thereof.The NSD protein targeted inhibitor is formed by assembling RK-0080552, rosmarinic acid, ferulic acid and TAT cell-penetrating peptide through non-covalent bonds, amino of the RK-0080552, phenolic hydroxyl of the rosmarinic acid and phenolic hydroxyl of the ferulic acid form a hydrogen bond, and the TAT cell-penetrating peptide forms a non-covalent bond. Arginine residues of the TAT cell-penetrating peptide are combined with carboxyl groups of rosmarinic acid and ferulic acid through electrostatic interaction to form a stable three-dimensional supramolecular structure; the preparation method comprises the following steps: respectively dissolving the components, mixing and crystallizing in proportion, washing, homogenizing at high pressure, and freeze-drying to obtain the NSD protein targeted inhibitor. According to the invention, drug activity enhancement and targeted delivery are realized through a supramolecular co-crystal technology, and the drug can be used for treating NSD2 high-expression tumors such as multiple myeloma and acute myelogenous leukemia, and has significant clinical application value.
The invention belongs to the technical field of chemical medicines, and particularly relates to a novel triterpenealcohol ferulate compound as well as a preparation method and medical application thereof. According to the invention, oryzanol is used as a raw material, and the new triterpenealcohol ferulate compound is obtained through reversed-phase preparative high performance liquid chromatography and SFC chiral separation and purification. A method and a tool of network pharmacology are used for researching the action mechanism of potential anti-inflammatory and anti-infection related treatment of the new compound. Hierarchical analysis from a global network to a core target reveals a possible action mechanism of the compound in anti-inflammatory and anti-infection, and highlights a regulation mode of a key acting protein. Wherein IGF1R, CTSS, MMP2, BCL2 and other proteins may be core regulatory factors of compound mediated host immune regulation and bacterial drug resistance inhibition, and an important theoretical basis is provided for further research on molecular mechanisms and potential therapeutic targets of compounds in anti-inflammatory and anti-infection related treatment.
The invention discloses an antioxidant composition based on pH response type microcapsules as well as a preparation method and application of the antioxidant composition. Wherein the antioxidant composition contains ferulic acid, L-ascorbic acid-2-glucoside and tocopheryl acetate, and the mass ratio of the ferulic acid to the L-ascorbic acid-2-glucoside to the tocopheryl acetate is 1 to (3 to 5) to (5 to 10). A composition of ferulic acid, L-ascorbic acid-2-glucoside and tocopheryl acetate in a specific ratio is used as a core material, and a chitosan-sodium alginate compound is used as a wall material. The microcapsule can effectively protect the stability of antioxidant active ingredients in the storage period, and can specifically respond to a weak acidic pH environment of skin to release active matters so as to realize intelligent delivery. Components of the core material have a synergistic anti-oxidation effect, so that the final effect of the product is remarkably improved. The cosmetic composition containing the microcapsules has the advantages of being high in stability, remarkable in effect, good in skin feeling and the like.
The invention discloses a multifunctional biological material with photoprotection and repair functions. The multifunctional biological material is prepared from the following components in percentage by mass: 4 to 8 percent of methacrylated gelatin, 0.5 to 2 percent of nano-micelle of ferulic acid, 0.5 to 1 percent of adhesion peptide, 0.5 to 1.5 percent of hyaluronic acid and 0.5 to 1 percent of Ectoine. The invention further discloses a preparation method and application of the multifunctional biological material. The multifunctional biological material disclosed by the invention realizes a three-in-one synergistic effect of'protection-repair-regeneration 'and targeted enrichment of active ingredients to damaged parts, can stimulate revascularization and improve skinmicrocirculation, has the functions of resisting oxidation, resisting inflammation and promoting healing, and promotes repair of skin with light injury.
The invention discloses a ferulic acid derivative and a preparation method and application thereof.The ferulic acid derivative is a compound shown in the formula (I) or pharmaceutically acceptable salt of the compound, and the compound is a natural compound extracted from rubus corchorifolius stems, has anti-inflammatory activity and anti-tumor activity and has the potential of being developed into anti-inflammatory or anti-tumor drugs. Or as a lead compound.