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50results about How to "Relieve oxidative stress" patented technology

Lactobacillus paracasei capable of relieving gastrointestinal injury caused by capsaicin and application of lactobacillus paracasei

ActiveCN113122478AReduces serum neuropeptide levelsImprove gastric mucosal cell vacuolationMilk preparationBacteriaChemistryBiotechnology
The invention discloses lactobacillus paracasei capable of relieving gastrointestinal injury caused by capsaicin and an application of the lactobacillus paracasei, and belongs to the technical field of microorganisms. The lactobacillus paracasei CCFM1176 can relieve oxidative stress of the mouse liver caused by capsaicin and reduce the level of serum neuropeptide of the mouse liver. The damages such as gastric mucosa cell vacuolation, intestinal villus shedding, colon goblet cell reduction and inflammatory cell infiltration caused by capsaicin can be improved; and the transcriptional level of mouse gastrointestinal tissue inflammation marker protein can be reduced. The lactobacillus paracasei CCFM1176 is used for preparing a pharmaceutical composition and fermented food for relieving pungency and protecting intestines and stomach, and has a very wide application prospect.
Owner:JIANGNAN UNIV

Antioxidant peptide and preparation method and application thereof

The invention discloses an antioxidant peptide and a preparation method and application thereof, and aims to provide an antioxidant peptide which is derived from chicken breast myofibrillar protein and has high-efficiency antioxidant activity, and a preparation method and application thereof. The amino acid sequence of the antioxidant peptide is ITTNPYDY or IGWSPLGSL. The preparation method of theantioxidant peptide comprises the following steps of: extracting the myofibrillar protein from fresh chicken breast serving as a raw material; performing enzymolysis on the obtained myofibrillar protein by using pepsin; and performing separation, purification and synthesis to obtain the antioxidant peptide. The antioxidant peptide is a novel antioxidant peptide, and has high antioxidant activitythrough detection; under the measuring condition, the iron ion reducing capacity and the oxygen radical absorbing capacity of the antioxidant peptide are obviously higher than those of glutathione; and meanwhile, the antioxidant peptide has an obvious effect of inhibiting the oxidative damage of NIH-3T3 cells. The antioxidant peptide belongs to a natural antioxidant, is safer to eat, and can be applied to food, health-care products and medicaments with antioxidant functions.
Owner:TIANJIN UNIV OF COMMERCE

Application of aspirin in preparation of drugs for treating IVDD (intervertebral disc degeneration)

InactiveCN108606969AReduce expressionImprove cell morphology measurementsOrganic active ingredientsAntipyreticDrugDecomposition
The invention belongs to the technical field of new applications of drugs, and particularly relates to an application of aspirin in preparation of drugs for treating IVDD (intervertebral disc degeneration). An intervertebral disc degeneration model is constructed by applying LPS (lipopolysaccharide)-induced oxidative stress, the therapeutic effect of aspirin on IVDD is observed, and the therapeutic effect of Aspirin on IVDD is evaluated by observing oxidative stress and various indexes of IVDD. Western blot demonstrates the brief mechanism of Aspirin in reducing oxidative stress and alleviating IVDD. IVDD is caused by oxidative stress in intervertebral disc nucleus pulposus tissue, Aspirin delays IVDD by inhibiting the oxidative stress in the nucleus pulposus tissue and further reducing decomposition of cell matrix and type II collagen, so that a new approach is provided for prevention and treatment of IVDD.
Owner:THE FIRST AFFILIATED HOSPITAL OF SOOCHOW UNIV

Feed for late pregnancy of sows and feeding method

The invention discloses feed for late pregnancy of sows and a feeding method. The feed is characterized by being prepared from the following components in parts by weight: 55 to 65 parts of corn, 15 to 25 parts of soybean meal, 5 to 10 parts of wheat bran, 1 to 2 parts of soybean oil, 1 to 2 parts of glucose, 0.5 to 1 part of table salt, 1 to 2 parts of mountain flour, 1 to 2 parts of dicalcium phosphate, 0.3 to 0.5 part of lysine, 0.4 to 0.8 part of threonine, 4 to 7 parts of dietary fiber, 2 to 4 parts of plant extract, 0.1 to 0.3 part of choline chloride and 3 to 4 parts of sow compound premix. According to the feed disclosed by the invention, when the seed is used for producing by comprehensively considering physiological characteristics of pregnancy, the oxidative stress of the late pregnancy of the sows can be alleviated, the rate of weak piglets and dead fetuses of the sows is reduced, the quantity of healthy piglets is increased and the production benefits are easy to improve;the oxidative stress of the late pregnancy can be alleviated and the pregnancy metabolism is alleviated at maximum, so that the oxidative stress of the late pregnancy of the sows is alleviated and thefetal birth health and uniformity are ensured; furthermore, certain antibiotics are replaced with the plant extract in the product, so that the addition of medicines in the feed is greatly reduced.
Owner:湖南九鼎动物营养研究院有限公司

Nutrient supplement for egg-laying hens, capable of shortening period from egg laying starting time to egg laying peak time, as well as preparation method and application of nutrient supplement

The invention discloses a nutrient supplement for egg-laying hens, capable of shortening the period from egg laying starting time to egg laying peak time, as well as a preparation method and application of the nutrient supplement, and solves the problem that in the prior art, a nutrient supplement capable of shortening the period from egg laying starting time to egg laying peak time does not exist. The nutrient supplement for egg-laying hens contains 100-150 parts of epidermal growth factors, 50-100 parts of probiotics, 60-150 parts of chitosan oligosaccharide, 50-120 parts of a compound enzyme preparation for poultry, 50-120 parts of calcium lactate, 50-100 parts of thyme, 50-100 parts of an acidulant, 150-200 parts of vitamin E, 10-15 parts of vitamin A, 2-3 parts of vitamin D3, and 100-600 parts of refined rice bran meal. The preparation method comprises the following steps of weighing the components in parts by weight, performing uniform mixing and performing subpacking so as to obtain the nutrient supplement. According to the application of the nutrient supplement, 0.15-0.5% of the nutrient supplement for egg-laying hens is added to a basal feed. According to the nutrient supplement disclosed by the invention, the period from the egg laying starting time to the egg laying peak time can be shortened.
Owner:四川圣迪乐村生态食品股份有限公司

New application of geraniol and derivative thereof in preparing drugs for MRSA infectious diseases

The invention provides application of geraniol and a derivative thereof in preparing drugs for MRSA infectious diseases. The invention further provides a pharmaceutical composition for treating drug-resistant staphylococcus infectious diseases. The invention finally provides combination drugs for treating the drug-resistant staphylococcus infectious diseases. The combination drugs comprise the geraniol which has unit preparations of the same or different specifications and is used for dosing simultaneously or separately and drugs for treating the drug-resistant staphylococcus infectious diseases. The geraniol and the derivative thereof are natural drugs, for sing use, growth of MRSA can be effectively inhibited or MRSA is killed, an oxidative stress and inflammatory reaction caused by MRSAinfection can be relieved, and the geraniol and the derivative thereof can be used for treating the staphylococcus infectious diseases; meanwhile by combining beta-lactam antibiotics, the activity ofthe MRSA can be significantly enhanced, and the good synergistic effect is achieved; the drugs are prepared to be drugs for treating MRSA infection, and the clinical application prospect is good.
Owner:CHENGDU MEDICAL COLLEGE +1

Nanoformulations for topical and systemic fat reduction and uses thereof

ActiveCN114712514AConvenient and Painless Safe Weight LossPrevent shrinkageOrganic active ingredientsMetabolism disorderVitamin CReticulum cell
The present invention provides nanoformulations for topical and systemic fat reduction and uses thereof. The nano preparation consists of an oil phase and a water phase. The oil phase is selected from triglyceride and other membrane material components, an oxidative stress inhibitor vitamin E, an endoplasmic reticulum UPR pathway inhibitor and the like, and the water phase is selected from a vitamin C deionized water solution and the like. According to the nano preparation, the endoplasmic reticulum stress inhibitor is entrapped in the carrier containing the oxidative stress inhibitor, so that the fat differentiation of precursor cells and the oxidative stress and the endoplasmic reticulum stress which are necessary in the maturation process of fat cell accumulated lipid are weakened, the new fat source is greatly reduced, and the overgrowth of the existing fat cells is inhibited; the purpose of efficient and safe slimming is achieved. Different purposes of local and/or systemic fat reduction can be realized due to different administration modes, administration sites and administration dosages. In addition, the traditional Chinese medicine also has a certain effect on preventing/treating fatty liver. The method is reasonable in design, easy to prepare, safe, efficient and easy to popularize.
Owner:ZHEJIANG UNIV

Antibacterial, anti-inflammatory and antioxidant carex meyeriana extract as well as preparation method and application thereof

The invention relates to an antibacterial, anti-inflammatory and antioxidant carex meyeriana extract as well as a preparation method and application thereof, and belongs to the field of phytochemistry. The preparation method comprises the following steps of crushing carex meyeriana, adding 50-95% ethanol in an amount which is 8-12 times the volume mass of the carex meyeriana, soaking for 20-60 minutes, carrying out reflux extraction twice for 20-60 minutes each time, filtering, merging filtrates, concentrating and drying to obtain the carex meyeriana extract. The invention discloses application of the antibacterial, anti-inflammatory and antioxidant carex meyeriana extract in preparation of an antibacterial agent, an anti-inflammatory agent or an antioxidant. The antibacterial, anti-inflammatory, antioxidant and carex meyeriana extract disclosed by the invention is derived from cyperaceae Carex Linn. plant carex meyeriana, is an ethanol extract of whole grass of carex meyeriana, and has good antibacterial, anti-inflammatory and antioxidant effects; and the extract has an inhibiting effect on gram-negative bacteria, gram-positive bacteria, fungus typical pathogenic bacteria such asstaphylococcus aureus, escherichia coli, pseudomonas aeruginosa, candida albicans and the like.
Owner:CHANGCHUN UNIV OF CHINESE MEDICINE

Preparation method and application of multifunctional pea peptide

The invention discloses a preparation method and application of multifunctional pea peptide, and belongs to the technical field of biological medicines.The preparation method of the multifunctional pea peptide comprises the following steps that S1, pea protein feed liquid is prepared; s2, preparation of compound protease: 1) fermentation: inoculating the pea protein material liquid with bacillus natto for fermentation, centrifuging the fermentation liquid, taking the supernatant, and drying to obtain the compound protease; 2) compounding: compounding the compound protease with papain, alkaline protease and flavourzyme to prepare compound protease; s3, performing enzymolysis; s4, performing membrane filtration; and S5, drying. The method is simple in process, short in period, high in yield and low in cost, the prepared pea peptide is high in yield and protein recovery rate, the protein hydrolysate is small in relative molecular mass, the product flavor is good, and the pea peptide product has blood pressure reduction, uric acid reduction and antioxidant activity and is a high-quality pea peptide product.
Owner:琛蓝(美国)营养制品股份有限公司 +1
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