153 results about "Amino sugar" patented technology

A topical skin rejuvenation preparation to relieve wrinkles, increase the skin's natural production of hyaluronic acid, reverse the lack of suppleness, hydrate from within, erase spider veins, reduce varicose veins, lighten aging dark blotches (“liver spots”/Lentigos, Senile Lentigines), decrease acne, and reduce under eye puffiness includes Glucosamine (2-amino-2-deoxy-alpha-D-glucose), a hexosamine (6 carbon amino sugar), including its derivative and precursor compounds: Glucosamine Sulfate, Glucosamine Hydrochloride, Glucose-6-Phosphate, Acetyl Glucosamine, Fructose-6-phosphate, Glucosamine-6-Phosphate, to increase production of Hyaluronic acid and collagen from Glucosamine Sulfate, its precursors and derivatives and to increase skin muscle tone by Dimethylaminoethanol (DMAE) while over coming deficiency it creates in each cell's production of PhosphatidylCholine, whose deficiency damages cell membranes, as well as mitochondrial and lysosome membranes.

A process for making a surfactant composition involving: (a) providing a starting mixture containing: (i) an aqueous alkali solution; (ii) at least one amino acid and/or a salt thereof; (iii) a fatty acid chloride; (iv) an acylatable surfactant precursor selected from the group consisting of a protein hydrolyzate, a polyamino acid, an aminosulfonic acid, an amino sugar, a nonionic surfactant, and mixtures thereof; and (v) up to about 15% by weight, based on the weight of the starting mixture, of a polyol component; (b) providing a stirring mechanism; and (c) reacting (ii) and (iii), with stirring, to form the surfactant composition.

A polishing agent of the invention comprises tetravalent metal hydroxide particles, a cationized polyvinyl alcohol, at least one type of saccharide selected from the group consisting of an amino sugar, a derivative of the amino sugar, a polysaccharide containing an amino sugar and a derivative of the polysaccharide, and water. The method for polishing a substrate of the invention comprises a step of polishing the silicon oxide film 1 (film to be polished), formed on the silicon substrate 2 having the silicon oxide film 1, by relatively moving the silicon substrate 2 and a polishing platen, in a state that the silicon oxide film 1 is pressed against a polishing pad on the polishing platen, while supplying the polishing agent of the invention between the silicon oxide film 1 and the polishing pad.

An object of the present invention is to provide a preventing agent or a treating agent for arthritis or to provide foods and drinks, additives for foods and drinks, feeds or additives for feeds for prevention or treatment of arthritis.

In order to achieve the above object, the present invention provides a preventing or treating agent for arthritis or foods and drinks, additives for foods and drinks, feeds or additives for feeds for prevention or treatment of arthritis comprising plant belonging to the genus Hydrangea or an extract of the plant and amino sugar or a salt thereof and/or glycosaminoglycan or a salt thereof as active ingredients.

The invention relates to a hair-care composition containing an efficient anti-hair-loss compound agent. The hair-care composition comprises long-chain alcohol, a cationic surface active agent, a thickening agent, essence, a preservative, a chelating agent, water and an anti-hair-loss compound active matter, wherein the anti-hair-loss compound active matter accounts for 0.1 to 10 percent of weight of the composition and is a composition of hydrolyzed soy protein, amino acid, amino sugar, vitamin B complex, zinc salt, ginseng essence, May burdock root essence, organic silicon and polyquaternium. By virtue of the hair-care composition, the hair growth can be promoted, the ratio of a growing period to a resting period of hair is improved, forming of healthy scalp and healthy hair is promoted, and the hair loss speed of a hair loss patient is returned to be normal.

Described are various compounds and methods for the treatment of disorders arising from aberrant protein folding, including in particular lysosomal storage diseases. In particular, polyhydroxylated alkaloids and imino sugars which are pharmacoperones of an enzyme and which do not bind to a catalytic site of said enzyme are described.

An object of the present invention is to provide a pharmaceutical composition containing rebamipide, which is unnecessary to be re-dispersed, has an enough transparency, and exhibits neutral to weakly acidic pH not to injure the keratoconjunctiva of a patient suffering from dry eye. The present pharmaceutical composition comprises (1) rebamipide, (2) an amino sugar, and (3) an buffer agent, which has no inorganic cation.

The core structure of pentaerythritol has been used as a replacement for one or both sugars in lipid A, leading to the generation of a series of lipid A analogs. These lipid A analogs may further differ from lipid A with respect to, e.g., the number, nature and location of negatively charged groups, and the number, nature and location of the lipid chains. The lipid A analogs may be lipid A agonists useful as immunostimulatory agents, or lipid A antagonists useful in the treatment of septic shock. In a like manner, a residue of pentaerythritylamine may be used as a replacement for an amino sugar residue in a carbohydrate ligand having a biological activity of interest, generating a series of ligand analogs. These are useful, e.g., as haptens, inhibitors of bacterial-host cell adhesion, etc.

The invention discloses an amino sugar thiazole derivative as well as a synthetic method thereof. When synthesis is carried out, glucosamine hydrochloride is taken as a raw material, and benzyl ether protection is carried out on hydroxy, so that the selective reaction of amino is realized, a novel intermediate glycosyl thiourea-N-(1,3,4,6-tetra-0-benzyl-2-deoxygenation- beta-D-glucopyranose-2-group) thiocarbamide is synthesized, and glycosyl thiazole-N-(1,3,4,6-tetra-0-benzyl-beta-D-glucopyranose-2-group)-2-amido-4-substituted thiazole is synthesized by cyclizing the novel intermediate glycosyl thiourea-N-(1,3,4,6-tetra-0-benzyl-2-deoxygenation beta-D-glucopyranose-2-group) thiocarbamide with 1-bromine-2-substituted ethyl ketone. The synthetic method disclosed by the invention has the advantages of easiness and safety for operation, wide application scope, low cost of the raw material, easiness for raw material obtaining, easiness and convenience for post-processing and high yield, is a fast high-efficiency synthetic method and has a wide application prospect on the aspect of preparing an acetylcholinesterase resistant drug because the synthesized compound has high inhibiting effect on acetylcholinesterase.

The present invention provides a process for the synthesis of substituted arylureidophenoxymethylpropionic acid and related compounds including bifunctional and tetrafunctional derivatives. The compounds are useful for inhibiting the formation of AGEs (Aminaglycation end products).

The invention relates to a fresh fillet compounding fresh-keeping agent. The fresh-keeping agent mainly comprises the following raw material components in parts by weight: 15-20 parts of amino sugar Maillard series reaction products, 0.1-1.0 part of spice essential oil, 0.5-1.5 parts of plant polyphenols, 0.05-0.8 part of pimaricin and 1-2 parts of sodium chloride. The compounding fresh-keeping agent synthesizes the characteristics of all the components and uses the synergetic effects of the components, so that the compounding fresh-keeping agent has favorable oxidation resistance and broad-spectrum bacterial inhibition, can notably restrain the growth of various microorganisms, can delay the corruption of fillets, has the effects of color protection, whitening and water retention on the fresh fillets, concurrently has certain efficacy of dispelling fishy smell, and can effectively improve the organoleptic quality of the fillets; and in addition, the compounding fresh-keeping agent also has a seasoning function, gives unique fragrant and pungent flavor to the fillets, is appropriate in the degree of saltness and conforms to the consumption taste of the public. The invention further provides a fillet cold storage fresh keeping method, so that the shelf life of the fillets can be significantly prolonged. The compounding fresh-keeping agent disclosed by the invention is low in cost, simple in production technology and convenient to use, and industrialized popularization is facilitated.

The invention discloses a glucosamine intermediate tobacco flavor with a roasted and nutty aroma and its preparation and application. The preparation method includes: (1) taking amino acids and reducing sugars according to the proportion, adding water to dissolve them into a solution, and adjusting the pH to 6-8, the resulting solution is placed in a Maillard reactor to perform the Maillard reaction to obtain the Maillard reaction solution; (2) The Maillard reaction solution is evaporated simultaneously in a negative pressure environment of 80-100°C And react 15-60min; Obtain product deoxyaminosugar solid. The invention adds the prepared amino sugar compound to the cigarette, which can significantly improve the aroma of the cigarette, enhance the smoking taste of the cigarette, round and smoke, and have obvious roasted and nutty aromas, which are harmonious with the aroma of flue-cured tobacco cigarettes Good, the application effect is ideal.

The invention belongs to the field of analysis and detection, and relates to a method for extracting and detecting frisee polyphenols (levan). An inventor adopts a GracePure<TM> SPE C18-Max column produced by GRACE Company to filter a sample in the extraction of frisee plant samples. The column can remove the polar matters from a water solution, nearly cannot absorb sugar, and can effectively reduce the detection background. A common HPLC (high performance liquid chromatography) instrument is adopted, but a PREVAIL Carbohydrate ES special sugar column produced by the GRACE Company is adopted and has good sugar separation function. The sugar column is an amino sugar column bonded by polystyrene and divinylbenzene, so the problem of disturbing other amino columns is avoided, the chemical degradation is avoided, and the stability is realized at room temperature and under the gradient elution condition; an ELSD (evaporative light-scattering detector) is used for the sugar detection, and one complete set of extraction and detection flow of the polyphenols (levan) of the frisee plant samples is firstly established.

The present invention provides a food for improving arthritis comprising proanthocyanidins (A) and a mucopolysaccharide and/or an amino sugar (B). Preferably, the proanthocyanidins contain at least 20 wt % of OPCs.

The invention relates to a main material for constructing a tillage layer of newly rectified cultivated land, a construction method of the tillage layer and application. The main material for constructing the tillage layer of the newly rectified cultivated land comprises peat materials, active organic materials and biological activators; the peat materials include herbal peat, woody peat and/or humus soil; the active organic materials are natural plant organic materials rich in polysaccharide/organic acid/amino sugar; the biological activators comprise amino acid bacteria and bacillus which promote degradation of all the active organic materials to form soil organic matter, facilitate formation of a good agglomeration structure of the soil and activate rapid circulation of the system. Thetillage layer is rapidly constructed by engineering, a traditional mode is subverted, a lengthy cultivation and ripening process formed by the high-quality tillage layer can be simplified into one-time engineering operation, geotechnical cultivation of the newly rectified cultivated land is improved in a short time, and crop yields and benefits are continuously ensured.

An object of the present invention is to provide a glucosamine-containing glucan, a modified product and a conjugate thereof. The glucosamine-containing glucan of the present invention is a glucosamine-containing glucan wherein the glucan has a plurality of non-reducing ends and at least one glucosamine residue is bound via an α-1,4-bond to each of two or more non-reducing ends of the branched α-1,4-glucan, but no glucosamine residue is present at a position other than the non-reducing ends of the branched α-1,4-glucan, wherein the degree of polymerization of the glucan is 15 or more and 4×10⁵ or less. The glucosamine-containing glucan of the present invention can be provided by allowing an α-glucan phosphorylase to act on an aqueous solution comprising a branched α-1,4-glucan and glucosamine-1-phosphate.

Provided is a composition that enhances the effects of monosaccharides. The composition is a composition comprising a monosaccharide as an active ingredient thereof and comprising at least one or more assistants selected from a nonionic surfactant (excluding acetylene glycol-based surfactants, fluorine-based surfactants and silicone-based surfactants), an anionic surfactant (excluding lignin sulfonate), a cationic surfactant, an amphoteric surfactant, a water-soluble polymer, an amino acid, an amino sugar, a disaccharide alcohol and a salt, and is effective as an agricultural control composition against plant disease, particularly plant disease caused by fungi and plant disease caused by bacteria.

The invention discloses boron adsorption resin containing difunctional groups and a preparation method thereof. The boron adsorption resin containing the difunctional groups is characterized in that the boron adsorption resin containing the difunctional groups is prepared by the reaction of halogenated acylation resin and amino sugar. The carrying quantity of the difunctional groups of the boron adsorption resin prepared by the method is 0.1 to 2.8mmol/g, and the preparation process of the resin is safe and simple. The difunctional groups of alpha-glycyl and orthohydroxy group in the resin generate a synergistic action, the functions of adsorption and chelation of the resin to boron are enhanced, and the resin can replace the traditional boron-specific resin.