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107results about How to "Improves oxidative stress" patented technology

Nutrient food for breast cancer and preparation method thereof

The invention belongs to the technical field of nutrient foods, and particularly relates to a nutrient food for breast cancer and a preparation method thereof. The nutrient food for breast cancer is aformula food which is designed based on the pathogenesis and chemotherapy side effects of breast cancer patients at 18-64. In that premise that heat is guaranteed, suitable raw materials are selectedto form a food with high protein, low carbohydrate, low fat, high-content active functional substances with specific matching, vitamins and mineral elements. The comprehensive synergistic effect of elements are utilized, and the body and the mind of the patients are regulated from the aspects of oxidative stress, immunity and chemotherapy side effects, and the food plays a role in nutrient supplementation and regulation effect during the chemotherapy of the breast cancer patients. In addition, the price of the product can be reduced by the selecting and matching of element forms and the simplification of sales methods. The food can be used as a single nutrient source to meet the nutritional requirement of the patients, and can be used in combination with other daily diet so as to enrich the diet type and eating mode and to stimulate patient's dietary interest.
Owner:SHANDONG UNIV OF TECH +1

Nutrient supplement for first-delivery sows as well as preparation method and use method of nutrient supplement

The invention provides a nutrient supplement for first-delivery sows, and belongs to the technical field of breeding of first-delivery sows. The nutrient supplement comprises 100-200 parts of poly-isomaltose, 100-200 parts of baking soda, 50-100 parts of probiotics, 60-150 parts of chitosan oligosaccharides, 100-150 parts of L-Lysine monohydrochloride, 50-100 parts of methionine, 50-120 parts of calcium lactate, 0.1-0.3 part of zinc glycinate, 0.08 -0.12 part of manganese glycinate, 0.01-0.03 part of cupric glycinate, 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 10-500 parts of silicon dioxide. A preparation method of the nutrient supplement comprises the following steps of weighing the components in parts by weight, sequentially adding the components in parts by weight to a mixing machine in the sequence from the big components to the small components, performing uniform mixing, and performing subpacking with a non-toxic bag. According to the nutrient supplement, the physical development of the first-delivery sows can be promoted, the firstborn stress of the first-delivery sows can be reduced, the body storage of the first-delivery sows can be strengthened, the food consumption of the sows at the early period of a lactation period can be increased, the disease resistance of the first-delivery sows at a perinatal period can be strengthened, the syndromes of the sows for second pregnancy can be alleviated, the service life of the sows can be prolonged, and the rejection rate of the sows can be reduced.
Owner:SICHUAN TQLS IND

Use of carrier peptides for linking B epitope or semiantigen and immunogen containing carrier peptide in medicine and immunology

The invention provides structurally similar carrier peptides, which can be linked to a B cell epitope or a peptide semiantigen to constitute peptide immunogen, and simplifies the preparation of an antigen for immunization and has important applications in medicine and immunology. The peptide immunogen containing the carrier peptide of the present invention is used for immunizing different mice, and the immunogenicity of the B cell epitope or the peptide semiantigen is remarkably enhanced, and a Th2 antibody having a high specific binding to the target antigen protein is produced, after immunization with the peptide immunogen, the specific Th2 antibody can be prepared by a hybridoma technology or antibody preparation methods such as antibody libraries and single cells, the immune regulationof Th2 is significantly enhanced, enzyme activity or related protein function can be inhibited, and the condition can be improved. Meanwhile, the carrier peptide and the carrier peptide-containing immunogen provided by the present invention can also be used for recombinant microorganisms and transgenic animals or plants and cells thereof, and can be used as a production plant to prepare vaccinesor to prepare oral vaccines or to prepare the specific antibodies and alterations for the control of Th1 dominant or peptide epitope-related diseases including but not limited to diabetes and complications, and for the development of detection reagents.
Owner:CHINA PHARM UNIV

Linear 23 peptide capable of coupling single B cell epitope or hapten to prepare immunomodulating peptide and antibody and application thereof

The invention provides a linear 23 peptide molecule. The linear 23 peptide molecule can be used for coupling a single B cell epitope or hapten to prepare immunomodulating peptide. The immunomodulatingpeptide immunizes animals and can produce an antibody with a high titer that can specifically bind to a protein containing a B cell epitope. A Th2 antibody or a single-chain antibody can be preparedby a hybridoma technology, or an antibody library or single-cell and binding genetic engineering and other technologies. The immunomodulating peptide and the antibody both significantly enhance the immunoregulation deflecting toward Th2, inhibit the activity or function of protease containing the B cell epitope, and improve related diseases. At the same time, the 23 peptide and a coupling or fusion protein or a composition/polymer thereof provided by the invention can also be used in recombinant microorganisms and transgenic animals or plants and cells thereof, so that the 23 peptide and the coupling or fusion protein or the composition/polymer thereof can be produced in production plants to produce vaccines or oral vaccines or produce specific antibodies, and the above peptides and antibodies can be used in the development of drugs to prevent and treat diseases with high Th1, including but not limited to diabetes, hyperuricemia and complications, as well as in the development of detection reagents to detect proteins or peptides containing B cell epitopes.
Owner:CHINA PHARM UNIV

Application of plant selenium peptide in preparation of composition for improving obesity and metabolic syndrome

The invention discloses an application of a plant selenium peptide in preparation of a composition for improving obesity and metabolic syndrome. The composition comprises foods, health care products,medicines, nutritional supplements, food additives and beverages. The plant selenium peptide is preferably an organic selenium source extracted from cruciferous plants, the organic selenium content ishigher than 90%, and the peptide content is higher than 10%. An embodiment proves that the plant selenium peptide can improve oxidative stress, enhance the activity of antioxidant enzymes such as GPx, SOD, CAT and TAOC and reduce the MDA level. The expression levels of inflammatory factors IL-6, TNF-alpha, IL-1 beta and MCP-1 are inhibited, the expression of genes FABP4, FAS, PPAR-gamma, SREBP1,HMGR and ACAT is inhibited, and the expression of lipid decomposition genes PPAR-alpha, PGC1-alpha, LPL, GPX and LCAT is promoted, the integrity of intestinal mucosa is maintained, and the expressionlevels of tight junction proteins ZO-1 and ccludin are up-regulated, the composition of intestinal microorganisms is regulated and controlled, the production of beneficial bacteria, namely Blauia, Blauia and Lactobacillus, is promoted, and the preparation method has a wide application prospect.
Owner:恩施德源硒材料工程科技有限公司

Medicinal application of epimedin C in treatment on diabetic liver injury

ActiveCN111494360ARelieve typical symptomsRaise HDL-C levelOrganic active ingredientsMetabolism disorderGlutamic-Pyruvic TransaminaseEpimedin C
The invention discloses a medicinal application of epimedin C in treatment on diabetic liver injury, and belongs to the technical field of biological medicines. The invention discloses that epimedin Ccan improve the cholesterol level of high-density lipoprotein in the liver of a diabetic model animal for the first time, the cholesterol level of low-density lipoprotein in the liver is reduced, theproblem of lipid metabolism disorder is relieved, a liver index is reduced, the activity of superoxide dismutase and glutathione peroxidase in the liver is enhanced, the content of malondialdehyde isreduced, the oxidative stress state of the liver is improved, normal forms and structures of hepatocytes and tissues are maintained, the activity levels of glutamic-pyruvic transaminase and glutamicoxalacetic transaminase in the liver are reduced, and liver function repair is promoted, so that the epimedin C can be used for preparing medicines for treating diabetic liver injury. The epimedin C is used for preparing the medicine for treating diabetic liver injury in the form of a medicinal preparation, and comprises buccal tablets, coated tablets and hard capsules. The invention provides a basis for treatment on diabetic liver injury, and also provides an idea for deep development and utilization of epimedium resources.
Owner:陕西新修本草健康产业有限公司

Inflammation targeting and microenvironment responsive nano system and preparation method and application thereof

ActiveCN111514316AFacilitates microenvironment-responsive imagingHigh precisionPowder deliveryNervous disorderPolyethylene glycolOligopeptide
The invention discloses an inflammation targeting and microenvironment responsiveness nano system as well as a preparation method and application thereof, and relates to the technical field of molecular imaging. The nano system comprises a targeting functional molecule, a nano carrier and a core crystal, the targeting functional molecule is CD163 targeting binding oligopeptide, and the oligopeptide is connected with polyethylene glycol on the surface of the nanoparticle in a covalent connection manner; and the core crystal is entrapped in the nano-carrier in a biomineralization manner. After intravenous injection of the nanosystem, the targeted CD163 positive macrophages are enriched in epilepsy focuses and react with H < + > and H2O2, so that magnetic resonance T1 signals of the epilepsyfocuses are enhanced and imaged, idiopathic / cryptogenic epilepsy focuses are accurately and visually displayed, and clinical improvement of treatment accuracy and safety is facilitated; active oxygensubstances in epileptic focuses can be catalytically removed, oxidative stress is relieved, oxygen is generated, the local hypoxic microenvironment is improved, and the neuron activity of epileptic regions is protected.
Owner:AFFILIATED HUSN HOSPITAL OF FUDAN UNIV
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