64 results about "Sulfur Amino Acids" patented technology

The present invention relates to a hair treatment composition which provides an excellent finishing effect and superior protection against environmental, chemical, and grooming-associated damage. The compositions of the present invention comprise hydrolyzed protein having an abundance of anionic amino acids and in particular, sulphur-containing amino acids, as well as divalent cationic compounds, such that the anionic components of the hydrolyzed protein may effectively bind to the hair by means of cationic bridges. While bound to the hair, the sulphur containing amino acids in the hydrolyzed protein may serve as "decoys" for the effects of a variety of damaging agents. Compositions of the present invention may further comprise a vitamin compound which enhances these protective benefits.

Nutritional supplements comprising keratin protein either in powder or liquid form as well as novel methods of producing soluble keratin proteins by oxidation are provided. In one embodiment of the disclosure, a soluble keratin protein product can be produced by treating an insoluble keratin source in an oxidizing solution at low pH and heat for a sufficient time to oxidize essentially all of the cysteine residues in the protein. By then raising the pH to the pKa of the proteins, or to the point at which the protein is present in the salt form, a solution of high molecular weight proteins that are in a low salt solution can be obtained. This solution is essentially free of peptides and salts that have an adverse effect on flavor and palatability, and maintains a high proportion of sulfur amino acids for beneficial health effects. The resulting protein product can be dissolved into water, juice, or a nutritional drink, or sprinkled on food. Alternatively, the protein can be provided as a liquid supplement.

The invention provides pharmaceutical compositions having improved effects and synergistic efficacy against pain, and provides methods for their use to treat pain, wherein the composition comprises: a sulfur-containing amino acid; a carnitine compound; and at least one compound that is a L-citrulline compound or a beta-alanine compound.

The invention relates to a feed additive for improving quality of furs of fur-bearing animals. The feed additive contains the following ingredients in parts by weight: 8 to 12 parts of linoleic acid, 8 to 12 parts of lecithin, 3.2 to 4.2 parts of vitamin complex, 5.8 to 6.2 parts of iron chelate, 4.1 to 4.2 parts of zinc chelate, 0.28 to 0.31 part of organic selenium, 18 to 22 parts of sea algae extracts, 17 to 19 parts of sulfur-containing amino acids, 9 to 11 parts of American yeast, and 17.3 to 17.9 parts of soybean meal. The feed additive has a scientific and reasonable formula and complete and balanced nutrition, is convenient for preparation and production, is excellent in baiting property, can effectively increase feed utilization efficiency and nutrient inversion rate, promotes growth and development of fur-bearing animals, improves quality of fur-bearing animals, improves quality of furs, and is a safe and reliable feed additive for improving quality of furs of fur-bearing animals.

The invention discloses a method for quantitatively detecting sulfur-containing amino acid in sludge. The method includes: performing freezing drying, grinding and sieving on the sludge to obtain a sample; using formic acid to convert the sulfur-containing amino acid in the sludge into cysteic acid and methionine sulfone; using concentrated hydrochloric acid to hydrolyze protein, and using a 3kD filter membrane to perform ultrafiltration, immunity removing and purification on hydrolysate; using phthalic dicarboxaldehyde as the derivative agent to allow the sulfur-containing amino acid derivatives to have fluorescent characteristics; using high-performance liquid chromatography to perform quantitative analysis on the derivatives. Compared with a conventional method, the method has the advantages that the method is simple and convenient to operation, low in toxicity, high in detection accuracy, high in sensitivity and good in repeatability, an expansive amino acid analyzer is not needed, and the like.

The invention discloses a method for enhancing vegetable protein meat flavor by adding sulfur-containing amino acid, and belongs to the technical field of food processing technologies. The invention provides a seasoning substance subjected to a Maillard reaction, and the seasoning substance is applied to flavor enhancement of vegetable protein meat, and the seasoning substance subjected to the Maillard reaction is added into raw materials for preparing the vegetable protein meat or the vegetable protein meat is pickled by adopting pickling liquid so that maillard reaction products such as 2-furylmethylmercaptan, a bis(2-methyl-3-furyl)disulfide heterocyclic compound, 2-acetyl-2 thiazoline, 2-acetyl-2 thiazoline, 2, 3-butanedione, 2-methyl-3-furanthiol and the like and sulfur-containing amino acid Strecker degradation products are remarkably increased, so that the prepared vegetable protein meat has the typical flavor of meat cooking, has the fragrance of meat when being eaten, and is low in cost and high in nutritional value.

Low molecular weight modified alginate and / or low molecular weight modified pectin, particularly modified citrus pectin (MCP), is useful in a composition for the treatment of diabetes, when administered to a diabetic individual. For instance, a composition comprising MCP is administered to an individual in an amount sufficient to reduce a parameter associated with diabetes severity, particularly levels of total blood glucose or triglyceride. The composition also may comprise well known pharmacologically acceptable agents, such as sulfured amino acids, cilantro, garlic, minerals, and herbs.

The invention discloses a method for preparing high-activity fly maggot protein on the basis of soybean dreg bred fly maggots and belongs to the technical field of fly maggot protein preparation. Soybean dregs are taken and preprocessed, the soybean dregs, distillers' grains and distilled water are mixed and ground, yeast powder is added, a fly maggot culture is obtained, the fly maggots are cultured, collected larvae are mixed with water and lipase after being frozen and ground, and the high-activity fly maggot protein is prepared through ultrasonic oscillating processing, dialysis and overnight and spraying and drying. The method has the advantages that preparation steps are simple, sulfur-containing amino acid in the protein is not damaged in the preparation process, the ash content of the product is low, quality of the obtained fly maggot protein is good, compared with other products, the activity is increased by 22% or above, and compared with other methods, the extraction rate is increased by 12% or above.

The invention relates to the technical field of design and synthesis of flame retardants, aims at the problems that a traditional flame retardant for PLA is low in flame retardant efficiency, large inadditive amount and not environmentally friendly, and provides a full-bio-based flame retardant, a flame-retardant PLA composite material and a preparation method thereof. The full-bio-based flame retardant has the following structural general formula: in the formula, A < + > is amino protonated biomass sulfur-containing amino acid, and n=1-12. The raw materials used by the all-bio-based flame retardant are phytic acid and sulfur-containing amino acid from biological sources, i.e., the synthesized flame retardant is the all-bio-based flame retardant, and the all-bio-based flame retardant is green in source and conforms to the theme of sustainable development at present and can relieve petroleum shortage crisis and can protect the global environment.

The invention relates to a strong solution-type moxifloxacin hydrochloride injection containing a non-sulfur-containing amino acid or a pharmaceutically acceptable salt thereof, and preparation method thereof. The solvent used in the strong solution-type moxifloxacin hydrochloride injection is smaller in dosage, with better security, and simultaneously has a more significant effect for improving solubility and stability of the moxifloxacin hydrochloride strong solution; the quality of prepared injections is more stable; and preparation process is simple, and easy to operate.

The invention provides a composition of garlic total polysaccharide and sulfur-containing amino acid. The composition mainly comprises garlic water-soluble macromolecule effective components, has good effects on inhibiting scurf and relieving itching, is applicable to various skin desquamation, scurf, ichthyosis, and various skin itching symptoms, and has the functions of supporting right, dispelling evil, and reducing toxicity. The composition has wide application prospects, and can be prepared into medicaments or cosmetics for preventing and treating desquamation and relieving itching with significant curative effect and less toxic or side effects. The invention also provides a method for preparing the composition, which comprises: extracting garlics, performing centrifugation or filtration to remove superfluous impurities so as to obtain the composition meeting the requirements; or purifying the extract through an ion exchange chromatographic column to obtain garlic sulfur-containing amino acid; then performing concentration and alcohol precipitation of an eluate to obtain garlic total polysaccharide, or adding the extract into an organic solvent such as alcohol and the like, and performing precipitation to obtain garlic polysaccharide; finally combining the garlic sulfur-containing amino acid with the polysaccharide according to a weight ratio to obtain the composition meeting the requirements. The preparation method is simple in operation, low in cost, controllable in quality, and suitable for industrialization.

The invention relates to human interferon alpha derivatives and preparation and use of pegylated products thereof. The human interferon alpha derivatives are formed by bonding three amino acids to N terminals of human interferon alpha and have a structural formula of R3-R2-R1-interferon, wherein the interferon is the human interferon alpha, and a first position amino acid R1 bonded to the N terminals of the human interferon alpha is a sculpture amino acid or glycine; the second position amino R2 is an aromatic amino acid or glycine; and the third position amino acid R3 is an acidic amino acidor glycine. The invention also provides pegylated derivatives of the human interferon alpha derivatives, a preparation method thereof and use thereof in the preparation of medicaments for treating andpreventing viral infection or lung cancer. The human interferon alpha derivatives have the advantages of high specific activity and high pegylation rate. The pegylated derivatives of the human interferon alpha derivatives have the characteristics of high biological activity and no non-N terminal modified isomers and have the advantages of prolonging in-vivo half-life, reducing plasma clearance and the like.

The present invention claims an isolated polypeptide having L-amino-acid-N-acyl transferase enzymatic activity and a modified microorganism in which this enzyme is overexpressed. Substrates of said enzyme include mainly methionine and their derivatives or analogs. Overexpression in sulphur-containing amino acid producing microorganisms permits the production of large amounts of N-acylated sulphur-containing amino acids. The isolation of the N-acylated sulphur-containing amino acids from the fermentation medium is also claimed.

The invention discloses a production method for planting oyster mushrooms by utilizing sesame dregs. The production method comprises the following steps of: firstly, carrying out a certain proportioning of a cultivation material, wherein the sesame dregs are 34-36% of the cultivation material, cottonseed hulls are 32-36% of the cultivation material, rice straws which are 1.5-2 cm in length are 25-27% of the cultivation material, and other auxiliary materials are 3-5%; bagging and sterilizing; mixing the cultivation material with water according to a proportion of 1:(1.3-1.5); adjusting the cultivation material till the water content is about 60% and the pH value is 7.5-8; and then, putting the cultivation material into a long plastic cylinder, wherein the long plastic cylinder is 19-21 cm in diameter and 40-45 cm in length. According to the invention, the advantages of the sesame dregs are utilized; the sesame dregs contain 23-30% of protein, wherein digestible protein is up to 20.79%; the protein contains a large number of essential amino acid and sulphur-containing amino acid; furthermore, the proportioning of amino acid is more reasonable; the sesame dregs further contain abundant calcium, phosphorus, magnesium and selenium and a plurality of vitamins; according to the characteristics of the sesame dregs, with the help of the current oyster mushroom planting technology, the proportioning of the cultivation material is changed; the sesame dregs are sufficiently utilized for planting the oyster mushrooms; and the planted oyster mushrooms are delicious in taste, good in colour and luster and high in nutritional value.

A flavor modifier composition for a meat analog is provided. The flavor modifier composition includes a yeast extract; a fatty acid; peptide material having a molecular weight of from about 300 to about 10,000 daltons; and at least two free amino acids wherein at least one free amino acid is a sulfur containing amino acid.

The invention discloses a coking corrosion inhibitor. The coking corrosion inhibitor comprises, by weight, 30-35 parts of a sulfur-containing amino acid composition, 12-15 parts of an amine complexingagent, 10-12 parts of polyacrylamide and 6-12 parts of a synergist. The coking corrosion inhibitor has the advantages of low cost, and easiness in degradation; the amino acid composition, the amine complexing agent and polyacrylamide are compounded for use, so the corrosion inhibition effect is obvious; the amino acid composition used as a main raw material is matched with a first-generation corrosion inhibitor, so that the use amount of the amine complexing agent is greatly reduced; and the defect of poor compactness of an adsorption film of a green corrosion inhibitor in the prior art is overcome in a mode of loading amino acids on a carbon-based material, so that the corrosion inhibitor is environmentally friendly, and has an obviously better corrosion inhibition effect than the first-generation corrosion inhibitor.

The invention provides a wild kiwi fruit / onion health-preserving wine and a preparation method thereof. Onion juice with lower acidity is added into the wild kiwi fruit unblended wine, thereby effectively lowering the overall acidity of the finished wine. Besides, the onions have favorable piquancy, so the wine has richer mouthfeel and longer aftertaste. The onions have the advantages of lower market price, high storability and high juice yield, so the product cost is greatly lowered. The onion juice is added at the time of semifinished wine fining, thereby maintaining the natural color of the onions, and avoiding the loss of nutrients and flavor in the fermentation process. The onion juice participates in the semifinished product cold-treating process, thereby enhancing the non-biological stability of the finished wine. The onion juice can enhance the health-care effect of the wild kiwi fruit wine; allyl disulfides and small mounts of sulfur amino acids contained in the onion juice have the function of lowering blood pressure; and the allyl disulfides and sulfur amino acids belong to glycosides, have the effect of resisting artery blood vessels from hardening, and can prevent thrombosis from formation; and sulfoureido butyric acid contained in the onions can obviously lower the blood sugar content.

The invention belongs to the field of crop fertilizers, and particularly relates to a specific fertilizer for improving natural fragrance of green Chinese onion. The specific fertilizer comprises ammonium sulfate, calcium superphosphate, plant ash, decomposed dung, boric acid, sulfur-containing amino acid, manganese sulfate, zinc sulfate and sugar alcohol. According to the specific fertilizer, the nutrient content is reasonably mixed according to the characteristics of fertilizer requirement for green Chinese onion growth, trace elements manganese and zinc and organic carbon fertilizer sugar alcohol are mixed to activate the catalytic activity of allicin enzyme which is a key enzyme for synthesis of spicy substances in green Chinese onion bodies; and the sulfur-containing amino acid is used for providing a substrate for synthesis of spicy substances, so that the content of spicy substances in the green Chinese onion bodies can be increased, and the flavor of the green Chinese onions can be rich. The specific fertilizer is applied as base fertilizer and topdressing, so that the yield of green Chinese onions can be increased, spicy substances of green Chinese onions can be increased, and the natural fragrance of green Chinese onions can be rich. The specific fertilizer has a relatively high market application value.

The invention belongs to the technical field of food processing and particularly relates to a flavored chicken rice roll processing method. Chicken is tender, tasty, high in protein content and easy for human bodies to absorb and use and contains fat, calcium, phosphorus, iron, magnesium, potassium, sodium, vitamins A, B1, B2, C and E, niacin and the like besides rich potassium-sulfur amino acids and vitamin A. According to traditional Chinese medicine, chicken has efficacies of middle warmer warming, Qi tonifying, deficiency tonifying, essence replenishing, spleen and stomach strengthening, blood circulation promoting and bone-muscle strengthening and has a great dietary therapy effect on malnutrition, cold intolerance, fatigue, irregular menstruation, anemia, weakness and the like. Flavored chicken rice rolls can be eaten after being heated for 2-3min in a microwave oven, have advantages of tastiness, attractiveness in appearance, rich nutrition, convenience in eating and the like and can be taken as instant food, time saving and labor saving are realized, and fast-paced life requirements and nutrition requirements are met.

The invention provides a composite method for preparing meat-flavor essence by fermenting vegetable protein by using a microbial strain bacillus megaterium and then carrying out compound protease enzymolysis. The method comprises the following steps of: mixing a vegetable protein powder aqueous solution and a glucose syrup aqueous solution, inoculating a bacillus megaterium seed solution, and carrying out stirring fermentation; hydrolyzing the bacillus megatherium fermentation liquor by using commercial compound protease; and finally, performing Maillard reaction, filtering and drying. According to the method, meat-flavor essence with harmonious and strong fragrance can be prepared, bitter amino acid in hydrolysate is greatly reduced, sweet amino acid and sulfur-containing amino acid are increased, and the finish machining way of vegetable protein is widened.

The invention discloses nutritive paste for helping pet cats to beautify hair and protect hair. The nutritive paste for helping pet cats to beautify hair and protect hair comprises the following raw materials in parts by mass of 98-99 parts of fresh meat, 0.2-1 part of fleece-flower root extracts and 0.5-1 part of sulfur-containing amino acids. The nutritive paste for helping pet cats to beautifyhair and protect hair is prepared through the steps of taking 98-99 parts of the fresh meat, and performing mincing; taking methionine and cysteine, and performing mixing so as to obtain the sulfur-containing amino acids; thoroughly cleaning fresh fleece-flower root stems and leaves, performing baking, performing crushing, and performing screening; with ethanol water as a solvent, performing ultrasonic extraction at 45-55 DEG C, performing vacuum filtration, and performing reduction vaporization and concentration on filtrate at 40-45 DEG C until a dry state; performing repeated extraction witha chloroformic solution, and finally obtaining natural fleece-flower root extracts; and adding the natural fleece-flower root extracts and the sulfur-containing amino acids to meat paste, performingstirring, performing vacuum treatment, performing encapsulation with rolled films, performing high-temperature sterilization treatment for 30-60min, and performing rapid cooling so as to obtain corresponding products. The nutritive paste disclosed by the invention dynamically and comprehensively adjust and control hair growth from the angles of growth and metabolism of the hair, cycle transportation and raw material supply, so that the nutritive paste can effectively help cats to beautify the hair and protect the hair.

The invention discloses a method for measuring the sulfur-containing amino acid content of Astragali mushroom, and relates to the field of measurement of amino acid content of the Astragali mushroom.The method comprises the following steps: performing performic acid oxidation protection on the Astragali mushroom serving as a raw material, performing acid hydrolysis, performing ultrafiltration centrifugation, performing derivatization by taking 2,4-dinitrofluorobenzene as a derivatization reagent, performing gradient elution on the obtained derivative sample liquid through high performance liquid chromatography and by taking acetonitrile-water and sodium acetate as flowing phases, detecting under the wavelength of 360 nm, separating derivatives of cysteic acid and methionine sulfone, measuring the peak area of a cystine standard product and a methionine standard product under different concentration gradient, drawing a standard curve, and measuring the cystin content and the methioninecontent separately to obtain the sulfur-containing amino acid content. According to the method, the requirement on instruments is low, the reaction condition does not need to be strictly limited, thequantity of the needed samples is small, the samples are not damaged, single component can be analyzed, and the method is a measuring method which is efficient, accurate, simple, convenient and easyto operate and low in price.

The invention discloses a method for improving the synthesis ability of microorganism organic selenium based on the overexpression of sulfur-containing protein, which belongs to the technical field of organic selenium biosynthesis. cultivated in the environment. In the overexpression of exogenous sulfur-containing proteins, the sulfur in sulfur-containing amino acids (cysteine ​​and methionine) will be replaced by selenium to synthesize selenosulfur amino acids, and then selenoproteins will be synthesized to achieve efficient organic selenium synthesis by microorganisms. Based on the substitution and competition relationship between selenium and sulfur, this technology proposes a plan to use sulfur-containing proteins to synthesize organic selenium, construct foreign proteins containing sulfur through biotechnology, and form selenoproteins in transfected microorganisms, that is, organic selenium . Not only is it highly efficient and rich in selenium, but its safety is guaranteed.

A method of treating degenerative mitral valve disease (DMVD) in a companion animal having DMVD, a method of preventing DMVD in a companion animal at risk thereof, and a method of maintaining or improving cardiac health in a companion animal. The methods include orally administering to the companion animal a composition containing medium chain triglycerides and optionally one or more of omega-3 fatty acids, vitamin E, lysine, taurine, magnesium, or sulfur-containing amino acids.

The invention provides methods for predicting urine pH for an animal by determining the amount of selected cations, anions, and sulfur-containing amino acids in a food for consumption by the animal and predicting urine pH using a formula that equates the amount of such cations, anions, and sulfur-containing amino acids to urine pH. Generally, the amounts of all or a subset of the cations sodium, potassium, calcium, and magnesium; the anions are chloride, sulfur, and phosphorus; and the sulfur-containing amino acids methionine and cystine in a food are used to predict animal urine pH when the food is consumed by the animal.

There are provided, inter alia, novel stabilized compositions for treating skin conditions wherein a therapeutically effective dosage of sulfur compound is applied which results in healing. The utilized dosage of sulfur compound results in a quicker breakdown of the virus capsid structure, resulting e.g., in faster healing. The dosing regimen to maintain the concentrations of the sulfur containing amino acid at the affected site also helps achieve quicker healing. The formulations and the methods are applicable to a variety of skin conditions including cold sores, herpes, genital herpes and shingles.

The invention relates to human interferon alpha derivatives and preparation and use of pegylated products thereof. The human interferon alpha derivatives are formed by bonding three amino acids to N terminals of human interferon alpha and have a structural formula of R3-R2-R1-interferon, wherein the interferon is the human interferon alpha, and a first position amino acid R1 bonded to the N terminals of the human interferon alpha is a sculpture amino acid or glycine; the second position amino R2 is an aromatic amino acid or glycine; and the third position amino acid R3 is an acidic amino acidor glycine. The invention also provides pegylated derivatives of the human interferon alpha derivatives, a preparation method thereof and use thereof in the preparation of medicaments for treating and preventing viral infection or lung cancer. The human interferon alpha derivatives have the advantages of high specific activity and high pegylation rate. The pegylated derivatives of the human interferon alpha derivatives have the characteristics of high biological activity and no non-N terminal modified isomers and have the advantages of prolonging in-vivo half-life, reducing plasma clearance and the like.