79 results about "Sinapic acid" patented technology

Described is an isolated lignified plant cell wall including lignin, wherein the lignin includes a ferulate residue incorporated therein, such as from coniferyl ferulate and / or sinapyl ferulate. Also described is a method to make the isolated lignified plant cell wall, and the lignin produced by the method.

Described is an isolated lignified plant cell wall including lignin, wherein the lignin includes a ferulate residue incorporated therein, such as from coniferyl ferulate and / or sinapyl ferulate. Also described is a method to make the isolated lignified plant cell wall, and the lignin produced by the method.

The invention relates to isolated nucleic acids encoding a feruloyl-CoA:monolignol transferase and feruloyl-CoA:monolignol transferase enzymes. The isolated nucleic acids and / or the enzymes enable incorporation of monolignol ferulates into the lignin of plants, where such monolignol ferulates include, for example, p-coumaryl ferulate, coniferyl ferulate, and / or sinapyl ferulate. The invention also includes methods and plants that include nucleic acids encoding a feruloyl-CoA:monolignol transferase enzyme and / or feruloyl-CoA:monolignol transferase enzymes.

The present invention is one kind of high yield rape cultivating technology in Northern arean of China. The high yield rape cultivating technology includes: completing leveling land, fertilizing and ridge formation before winter; timely seeding; thinning out seedling; loosening soil and field management, preventing and killing aphid with pesticide; and timely harvest, drying in the air and threshing. The present invention adopts rape variety introduced from Canadan and with the characteristics of low sinapic acid and thioglycoside content. The rape has long blooming period and is excellent honey source plant.

The invention relates to nucleic acids encoding a feruloyl-CoA:monolignol transferase and the feruloyl-CoA:monolignol transferase enzyme that enables incorporation of monolignol ferulates, for example, including p-coumaryl ferulate, coniferyl ferulate, and sinapyl ferulate, into the lignin of plants.

Disclosed in certain embodiments is a canola extract comprising greater than 30% sinapic acid, pharmaceutical compositions thereof, and methods thereof

The invention relates to isolated nucleic acids encoding a feruloyl-CoA:monolignol transferase and feruloyl-CoA:monolignol transferase enzymes. The isolated nucleic acids and / or the enzymes enable incorporation of monolignol ferulates into the lignin of plants, where such monolignol ferulates include, for example, p-coumaryl ferulate, coniferyl ferulate, and / or sinapyl ferulate. The invention also includes methods and plants that include nucleic acids encoding a feruloyl-CoA:monolignol transferase enzyme and / or feruloyl-CoA:monolignol transferase enzymes.

A method for extracting an alcohol soluble substance from bark of mongolian pine comprises the following steps: (1), smashing the bark of mongolian pine into particles of 20 to 80 meshes, feeding the particles into n-hexane / chloroform and carrying out ultrasonic treatment to obtain a mixture A; (2). filtering the mixture A to obtain filtrate a and residue, and distilling the filtrate a to distil off n-hexane / chloroform to obtain lipid; (3). feeding the residue into an ethanol solution and carrying out ultrasonic treatment; (4). filtering mixture B to obtain filtrate b, distilling the filtrate b to distil off the ethanol solution to obtain the concentrated solution of the alcohol soluble substance, and drying the concentrated solution to obtain the alcohol soluble substance. The alcohol soluble substance extracted by the method is high in content of flavone, contains sinapic acid, secoisolariciresinol, 7-hydroxy-secoisolariciresinol-9'-p-hydroxy(trans) cinnamate and other effective components, and has anti-oxidation and antimicrobial effects and the like.

The invention discloses a protein GmZF 392 derived from soybeans and applications of related biomaterials in regulation and control of plant fat. One application is a method for cultivation of transgenic seed plants with a high total fat content and / or a high fatty acid content. The method comprises steps: a GmZF 392 gene is introduced into an acceptor seed plant and a transgenic seed plant with a total fat content being higher than the total fat content of the acceptor seed plant and / or a fatty acid content being higher than the total fatty acid content of the acceptor seed plant is obtained. The fatty acids are at least one of the followings: linolenic acid, linoleic acid, oleic acid, a fatty acid named after gongduosuan, sinapic acid, palmitic acid and stearic acid. The GmZF 392 encoding gene has important theoretical and practical significances to raise and improve crop fat components, especially to raise fat components in seeds of oil plants of soybeans and the like and to cultivate varieties with high fat.

An animal feed composition for monogastric non-human animals is disclosed comprising supplemental sinapic acid or derivatives thereof. Sinapic acid may be supplemented at a level of from 0.0005% to 3% of the feed composition by weight. The feed composition has the beneficial effect of promoting favourable intestinal microbial ecology by reducing pathogenic microbial populations, increasing favourable microbial populations, and increasing performance and growth characteristics in livestock animals.

The invention discloses a method measuring C6-C3 type phenolic acids compound content in tobacco. The method relates the following steps: firstly preparing standard substance solution; then preparing sample solution, preparing fresh tobacco leaf samples, preparing samples of baked tobacco leaves, and drawing to-be-measured substance; and conducting content measurement finally, respectively taking the standard substance solution of different concentration to add the standard substance solution to a super-efficient liquid chromatograph, calculating standard curves according to peak areas in chromatograms, and respectively calculating content of caffeic acid, p-cumaric acid, ferulic acid and sinapic acid. The method achieves measurement of the caffeic acid, the p-cumaric acid, the ferulic acid and the sinapic acid, resolves the problem of tobacco quality identification, has the advantages of being simple and convenient to operate, high in sensitivity, strong in accuracy, good in repeatability, high in measuring speed, and the like, can be used for measurement of the caffeic acid, the p-cumaric acid, the ferulic acid and the sinapic acid of the fresh tobacco leaves and the baked tobacco leaves.

The health edible oil is compounded with low sinapic acid cape seed oil 60-80 wt%, walnut oil 10-30 wt% and evening primrose seed oil 5-15 wt%. The health edible oil is compounded with natural green oil resource based on the newest theory of grease nutriology, contains fatty acids in optimal proportion, and can raise the health level of people greatly, lower blood fat and strengthen memory.

The invention belongs to the field of fine chemicals, and particularly relates to a sinapic acid-polydopamine composite broad-spectrum light screening agent as well as a preparation method and application thereof. In a system of vitamin C and hydrogen peroxide, sinapic acid is grafted to a chitosan polymer chain through a free radical-initiated grafting method, and the plant sun-screening agent chitosan sinalate with excellent light stability is obtained through dialysis and freeze drying. Chitosan sinalate is dissolved in a trihydroxymethyl aminomethane-hydrochloric acid buffer solution (pH=8.5), a certain amount of dopamine hydrochloride is added, a plant sun-screening agent and melanoids are organically combined through Michael addition of polydopamine and chitosan, and the sinapic acid-polydopamine composite broad-spectrum light screening agent is obtained. The screening agent has excellent light stability, broad-spectrum light shielding property and skin adhesion, has higher UVB and UVA protection capability compared with commercially available organic sunscreen agents, and has application prospects in sunscreen cream.

Disclosed in certain embodiments is a canola extract comprising greater than 30% sinapic acid, pharmaceutical compositions thereof, and methods thereof.

The invention discloses a potassium fertilizer applying method for improving leaf mustard quality. The method comprises the following steps: removing previous crops before preparing the soil for leaf mustard, so as to keep the land clean and flat; applying an organic fertilizer based on 37,500 kg / hm<2>; uniformly spreading the mixture of K2O5 and a nitrogen phosphorus fertilizer to the land, wherein 4.5 kg of K2O5 is applied to produce every 1,000 kg of leaf mustard; deeply ploughing 20 cm, and uniformly raking. Compared with the prior art, the method has the advantages that 1), as compared with an original traditional fertilizer applying method, 50% of nitrogenous fertilizer, namely, 400 kg / hm<2> of nitrogenous fertilizer, can be saved, and 615 Yuan / hm<2> of cost can be saved; 2) the leaf mustard quality can be improved: 0.008% of sinapic acid can be increased, 1.004% of nitrite can be deceased, and 0.008% of dietary fiber can be increased; 3) the benefit can be increased, and 5500 Yuan / hm<2> of income can be increased for a farmer.

The production process of transgenic rape as sinapic acid bioreactor includes the steps of: cloning phosphoenolpyruvate carboxyilase gene PEP segment and constituting it into Anti-PEG gene plant expression vector, introducing Anti-PEP gene into rape genome through gene conversion process to obtain "high-oil rape" with efficient oil synthesizing rape seed; preparing lytic phosphatidic acid acyltransferase (LPAAT) gene capable of connecting sinapic acid to the sn-2 site of 3-glycerol phosphate and connecting it to plant expression vector promoter to constitute LPAAT gene plant expression vector; introducing LPAAT gene into rape genome to obtain "high-sinapic acid rape" with efficient sinapic acid and 3-glycerol phosphate combining seed; crossbreeding "high-oil rape" and "high-sinapic acid rape" to obtain F1 generation rape plant with both "high-oil rape" characteristic and "high-sinapic acid rape" characteristic.

The invention provides a method for synthesizing a porous metal organic framework based on a lignin degradation product, which comprises the following steps: adding lignin serving as a raw material into a water solvent of solid alkali, uniformly mixing the components, adding hydrogen peroxide, and carrying out oxidative degradation under the assistance of microwaves to obtain a lignin degradationproduct; mixing the lignin degradation product with ethanol to prepare a ligand solution, then mixing the ligand solution with a metal solution through a continuous flow production device, and carrying out self-assembly to synthesize a porous metal organic framework, wherein monomers of the lignin degradation product comprise coumaric acid, coniferic acid and sinapic acid. The nanopore material prepared by the invention has high crystallinity which can reach 99%. The preparation method is mild in experimental conditions, simple in process, low in pollution, low in energy consumption, high in product crystallinity, low in cost and capable of achieving large-scale production.

Disclosed in certain embodiments is a canola extract comprising greater than 30% sinapic acid, pharmaceutical compositions thereof, and methods thereof

Certain embodiments of the invention provide antioxidant-based diacids and polymers comprising glycol groups as described herein, and methods of use thereof. In certain embodiments the polymers described herein are formulated as microspheres or hydrogels. Described herein is the chemical incorporation of antioxidants, e.g., coumaric acid, ferulic acid, and sinapic acid, into a polymer backbone for use, e.g., in applications for localized release and rapid delivery. As provided, the chemical composition of the linker molecules used (of which hold together two bioactives via ester linkages) may be used to vary the hydrophilicity of the polymer. The bioactive release rate may also be altered for a tunable release delivery system, allowing for increased bioactive release compared to other linkers previously utilized.

The invention provides a method for performing original soil greening on moderately saline-alkaline soil by using nutrient soil containing coconut pulp paste. The method comprises a soil preparation step which comprises a substep of applying nutrient soil. The nutrient soil contains the following ingredients: lotus pond sludge, humus, nitrogen-phosphorus-potassium composite fertilizer, vermiculite powder, momordica charantia extract, sinapic acid, broad bean skin powder, pleurotus eryngii fungus residues, peanut meal, coconut pulp paste, duck meat powder, oyster shell powder, a water-retaining agent and trace elements. The invention also provides a preparation method of the nutrient soil. The original soil greening method saves the expenses for carrying soil from other places, reduces the costs, saves the labor cost by 31%, and achieves the effects of increasing the dissolved oxygen content of soil and the humic acid content in soil; the SOD (superoxide dismutase) content of the leaves of planted hackberries is 6.2-7.0U / g.

The invention discloses a novel efficient UVB sunscreen molecule based on modification of a natural sunscreen molecule, and relates to preparation of the efficient UVB sunscreen molecule. A sunscreenmolecule sinapic acid structure naturally existing in plants is modified, the light absorption band of the sunscreen molecule sinapic acid structure is changed, the light absorption capacity is enhanced, meanwhile, the speed of converting light energy into heat energy is increased, and the sunscreen molecule is excellent in performance.

The invention discloses application of poplar glycosyl transferase PtGT2 to catalytic synthesis of phenylpropanoid glucosides. The amino acid sequence of the poplar glycosyl transferase PtGT2 is shown in SEQ ID No.2; the phenylpropanoid is sinapinic alcohol, sinapinic aldehyde, coniferyl alcohol, coniferyl aldehyde, sinapinic acid or ferulic acid; and any one of the poplar glycosyl transferase PtGT2 and the phenylpropanoid is put in a reaction tube for enzymatic reaction, and the corresponding phenylpropanoid glucosides can be catalytically synthesized. According to the application disclosed by the invention, a feasible method is provided for synthesizing the phenylpropanoid glucosides efficiently and exclusively by utilizing an enzyme catalysis method; after the application is implemented, large economic benefit is brought for the synthetic industry of the phenylpropanoid glucosides.

The present invention is directed to litter compositions including a litter substrate and at least one cinnamic or rosmarinic compound disposed on or within the litter substrate which inhibits odor formation. Examples of cinnamic and / or rosmarinic compounds that have been shown to inhibit odor formation include trans-cinnamic acid, cinnamaldehyde, p-coumaric acid, sinapic acid, caffeic acid, hydrocinnamic acid, rosmarinic acid, ursolic acid, carnosic acid, and ferulic acid. The compositions may be free of ethyl cinnamate, and may include a borate, or be free of borates.

The invention discloses prunus salicina fruit extract microcapsules capable of restraining xanthine oxidase and a preparation method of the prunus salicina fruit extract microcapsules. The prunus salicina fruit extract microcapsules are prepared through the following steps of performing ultrasonic wave-microwave staged united extraction on prunus salicina fruits, performing macroporous resin purification, performing microencapsulation and performing vacuum freeze drying. The prunus salicina fruit extract microcapsules include 20-50wt% of prunus salicina fruit total phenol, wherein combined-state polyphenol accounts for 2-8wt%, myricetin accounts for 1-10wt%, rutin accounts for 1-10wt%, quercetin accounts for 0.2-1wt%, kaempferol accounts for 0.1-1wt%, ferulic acid accounts for 0.05-0.5wt%, and sinapic acid accounts for 0.1-0.8wt%. The prunus salicina fruit extract microcapsules disclosed by the invention are good in drug effects, simple in preparation method and suitable for large-scale production, and have favorable processing and storing stability, and a new raw material source can be provided for nutrient foods and medicines with the function of reducing uric acid.

The invention provides a highly-efficient synthetic method for 2, 6-dimethoxy-4-vinylphenol. The method comprises the following steps: with sinapic acid as a raw material and alumina as a solid-phase carrier, carrying out thermal decarboxylation in the presence of an alkaline catalyst under a microwave-assisted condition, adding a polymerization inhibitor to reduce and prevent polymerization of synthetic products, neutralizing the alkaline catalyst in the reaction system when the reaction is completed, extracting the synthetic products with an organic solvent, carrying out washing and drying, then carrying out purifying by using preparative liquid chromatography, and carrying out vacuum drying to obtain high-purity 2, 6-dimethoxy-4-vinylphenol. The highly-efficient synthetic method for 2, 6-dimethoxy-4-vinylphenol provided by the invention has the characteristics of significant improvement of reaction rate, fast temperature rise, convenient operation, high conversion rate, easy purification of the products, etc.; and the synthesized 2, 6-dimethoxy-4-vinylphenol has the properties of high purity, strong oxidation resistance, etc.

The invention discloses a finishing method for an ultraviolet-resistant water-proof anti-bacterial fabric. The finishing method comprises the steps that (1), ferulic acid, sinapic acid and p-coumaricacid are mixed in a certain proportion to prepare an ultraviolet-resistant water-proof anti-bacterial finishing solution; (2), the fabric is immersed into the ultraviolet-resistant water-proof anti-bacterial finishing solution, and after two dipping and two padding, negative-pressure flash explosion and drying are conducted in sequence; (3), the dried fabric is immersed into an ozone saturated laccase solution for catalytic crosslinking, and drying is conducted again; (4), the fabric obtained after being dried again is immersed into a methyl alcohol solution containing lipase, a methyl esterification reaction is carried out, and drying is conducted. The finishing method is suitable for various fabrics, the finished fabric has significant ultraviolet-resistant, water-proof and anti-bacterial effects, the finished fabric can be used as a medical material, a textile and garment material, an anti-bacterial material and the like to be widely used in the fields of textile industry, medicineand health care, biomedicine and the like.

The invention discloses a method for detecting platelet factor-4 without depending on antibody, which belongs to the technical field of biology. The method comprises the following steps: split-charging magnetic beads labeled with -NH2 or -COOH functional groups into a PCR tube, and then placing the PCR tube on a magnetic processor and removing liquid in the tube; taking the PCR tube out, then adding buffer solution into the PCR tube, and mixing the mixture evenly; placing the PCR tube on the magnetic processor and removing the buffer solution in the tube; taking the PCR tube out, adding serum or blood plasma sample into the PCR tube, and mixing the mixture evenly and then standing the mixture; placing the PCR tube on the magnetic processor and removing the liquid in the tube; taking the PCR tube out, adding the buffer solution into the PCR tube, and mixing the mixture evenly; placing the PCR tube on the magnetic processor and removing the buffer solution in the PCR tube; taking the PCR tube out, adding eluent into the PCR tube, and mixing the mixture evenly and then standing the mixture; placing the PCR tube on the magnetic processor and removing the liquid in the tube; and mixing the sucked liquid and saturated sinapic acid solution evenly, sucking the mixed solution to a target of matrix-assisted laser resolution ionization mass spectrometry, and putting the target into a mass spectrometer to detect the target after the solution on the target is crystallized. The method has the advantages of low price and reliable detection result.

The present invention provides transgenic carrot plants comprising at least one heterologous DNA sequence encoding: (a) a promoter of a transcription factor gene; or (b) a transcription factor geneoperably linked to a promoter; wherein the heterologous DNA sequence increases the expression of at least one gene encoding a sinapic acid glucosyltransferase (USAGT). The transcription factor gene is preferably DcMYB90 (SEQ ID NO:1) or DcEGL1 (SEQ ID NO:2) or a sequence having at least 80% identity to the sequence of SEQ ID NO:1 or at least 80% identity to the sequence of SEQ ID NO:2, wherein the sequence encodes a transcription factor protein increasing the expression of sinapic acid glucosyltransferase (USAGT) having the sequence of SEQ ID NO:4.