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56 results about "Oxidized low density lipoprotein" patented technology

▼ Description. The OLR1 gene encodes a cell-surface endocytosis receptor for oxidized low density lipoprotein (OxLDL). LDL is oxidized in vascular endothelial cells to a highly injurious product that results in endothelial cell injury, which is implicated in the development of atherosclerosis.

Oxidized low density lipoprotein sensing device for gallium nitride process

InactiveUS7759710B1Detecting the level of protein oxidation in human body quickly, accurately and easilyMaterial analysis by electric/magnetic meansCatheterOxidized low density lipoproteinGallium nitride
An oxidized low density lipoprotein sensing device for a gallium nitride process is a GaN HEMT device including: a gateless AlGaN / GaN sensing transistor device, a testing window, a source, a drain, two metal connecting wires and a passivation layer. The gateless AlGaN / GaN sensing transistor device has an epitaxial wafer structure including a GaN layer and an aluminum gallium nitride layer. The testing window is disposed on the epitaxial wafer structure. The metal connecting wire is disposed on a source and a drain. The passivation layer is covered onto a surface of the sensing device except the testing window. A built-in piezoelectric field is created by the properties of FET and the polarization effect of AlGaN / GaN to achieve the effect of sensing the level of oxidizing proteins in human body quickly, accurately and easily.
Owner:CHANG GUNG UNIVERSITY

Liquid-phase chip kit for acute coronary syndrome and preparation method for same

InactiveCN103163295AComprehensive and comprehensive assessment of prognosisImprove detection efficiencyMaterial analysisA lipoproteinMicrosphere
The invention relates to a liquid-phase chip kit for acute coronary syndrome and a preparation method for the same. A liquid-phase chip mainly comprises microspheres coated with oxidized low density lipoprotein (ox-LDL), soluble CD40 ligand (sCD40L), matrix metallopeptidase 9 (MMP-9), tissue factor (TF), omentin and endogenous secretory receptor of advanced glycation end products (esRAGE) capture antibody respectively, detection antibodies labelled by biotin, and streptavidin phycoerythrin. The liquid-phase chip provided by the invention has the advantages of being high in detection efficiency, low in the quantity of the needed samples, strong in specificity, high in sensitivity, rapid and accurate in detection, and the like. Simultaneously, the chip reflects a protective factor level and an injury factor level in an organism, so that the risk stratification and prognosis conditions of a patient can be much comprehensively assessed. Simultaneously, the preparation method disclosed by the invention is simple and practicable, and good in stability, various process parameters such as the quantities of the microspheres and the antibodies, and the reaction process in the technical scheme of the preparation method are obtained on the basis of lots of experiments, and are the optimal parameter values of the preparation process.
Owner:吴宗贵 +2

Enzyme-linked immunosorbent assay kit for human oxidized low-density lipoprotein, and using method and application

The invention provides an enzyme-linked immunosorbent assay (ELISA) kit for human oxidized low-density lipoprotein, which comprises the following ingredients: (1) an ELISA plate coated with an anti-human oxidized low-density lipoprotein antibody; (2) serial standard solution of human oxidized low-density lipoprotein; (3) an enzyme-labeled antibody; (4) diluting solution; (5) washing solution; (6) substrate solution; and (7) stopping solution. The invention further provides a method for using the kit and application of the kit. Compared with the traditional detection means for coronary heart disease, the kit has the characteristics of no wound, good simplicity, convenience and rapidness, high sensitivity and low cost.
Owner:成都华神生物技术有限责任公司

Method and system for reducing the likelihood of developing NASH in an individual diagnosed with non-alcoholic fatty liver disease

A method for reducing the likelihood of developing liver cancer in an individual diagnosed with non-alcoholic fatty liver disease that involves providing an individual with an effective amount of a composition of bacteria modified using a Clustered Regularly Interspaced Short Palindromic Repeats-CRISPR-associated system (CRISPR-Cas) or Clustered Regularly Interspaced Short Palindromic Repeats from Prevotella and Francisella 1 (CRISPR / Cpf1) system so that the bacteria is able to produce a therapeutically effective amount of anti-bodies to oxidized low density lipoprotein, with the modified bacteria preferably being from the Lactobacillus, Bifidobacterium, and Streptococcus species; and most preferably including L. reuteri bacteria modified using CRISPR-Cas and / or Cpf1 systems so that it is able to survive the conditions in the duodenum and jejunum of the small intestine of a human.
Owner:SEED HEALTH INC

Antioxidant containing vitamin E metabolite

The present invention provides a method of preventing or treating a disease caused by oxidation in vivo by administering a pharmacologically effective amount of at least one compound selected from the group consisting of: (1) 2,5,7.8-tetramethyl-2-(beta-carboxyethyl)-6-hydroxychromane; and (2) 2,7.8-trimethyl-2-(beta-carboxyethyl)-6-hydroxychromane. Further, it provides use of a compound selected from the group consisting of (3) a-tocopherol, (4) a-tocotrienol, (5) gamma-tocopherol and (6) gamma-tocotrienol for generation in vivo of any of the above compounds (1) and (2) to treat a disease caused by oxidated low density lipoprotein (LDL). As the above-mentioned disease, arteriosclerosis is particularly preferred.
Owner:MITSUBISHI KAGAKU FOODS

Cordyceps militaris sporocarp heteropolysaccharide and application thereof

ActiveCN105585639AReduce savingsAnti-atherosclerotic effectMetabolism disorderCardiovascular disorderArcus aortaeFreeze-drying
The invention discloses a preparation method and application of cordyceps militaris sporocarp heteropolysaccharide. The preparation method mainly comprises the following steps that cordyceps militaris sporocarp is subjected to drying, pulverization, ethanol degreasing and hot water ultrasonic extraction, and an extracting solution is subjected to concentration, alcohol precipitation, deproteinization, column chromatography, dialysis and freeze-drying, so that the cordyceps militaris sporocarp heteropolysaccharide TY258 is obtained. The cordyceps militaris polysaccharide has the efficacy of lowering lipid and resisting to atherosclerosis and can remarkably lower the cholesterol level, the triglyceride level and the low density lipoprotein level of high-fat induced atherosclerosis model mice (mice with apolipoprotein and low density lipoprotein receptors knocked out) and lipid accumulation of the livers and arcus aortae at the concentration of 25 mg / kg, lift the high density lipoprotein cholesterol level of the mice and improve activity of superoxide dismutase and lipoprotein esterolysis enzyme. The cordyceps militaris sporocarp polysaccharide can also remarkably lower the contents of plasma triglyceride, cholesterol, malonaldehyde and oxidized low-density lipoprotein of high-fat induced guinea pigs and rats.
Owner:TAISHAN MEDICAL UNIV

Colloidal gold test paper for detecting trace quantity oxygenize low density lipoprotein by indirect competition method

InactiveCN101183108ARealize early warningRealize early auxiliary diagnosisBiological testingHuman bodyLow-density lipoprotein
The present invention provides an indirect competition method for golden test paper for detecting micro-oxidation low density lipoprotein colloid. The competition method is applied to the test paper. A certain amount of golden dot antibody is covered on the golden dot antibody pad. The oxidation low density lipoprotein is covered on a detecting region. Through the observation of the color of the detecting region, whether the oxidation low density lipoprotein in the serum or the plasma of a human body being higher than a normal level can be detected. The present invention is convenient and quick; the detection of the oxidation low density lipoprotein can be directly carried out; and the present invention provides reliable evidence to the early diagnose of atherosclerosis.
Owner:李红玉 +1

Composition for treating atherosclerosis

The invention discloses a composition for treating atherosclerosis. The composition is characterized by comprising geranialdehyde used as an effective component, wherein the geranialdehyde is from lemon myrtle, litsea cubeba, cubeb litsea tree, lemon grass and lemon tea tree, wherein the concentration of the geranialdehyde is 1-51g / ml. The pharmaceutical composition containing the geranialdehyde has an unequal inhibition effect on hyperplasia of human aortic smooth muscle cells stimulated by lipopolysaccharide. Compared with the geranialdehyde and other flavonoid compounds, the composition has the best activity, can inhibit hyperplasia of human aortic smooth muscle cells caused by oxidized low-density lipoprotein, does not have toxicity on cells, and can inhibit inflammatory response.
Owner:古天津

Kit for detecting concentration of oxidized low-density lipoprotein in sample and preparation method thereof

The invention belongs to the technical field of external immunodetection and relates to a kit for detecting a concentration of oxidized low-density lipoprotein in a sample and a preparation method thereof. The kit comprises an anti-oxidized low-density lipoprotein monoclonal antibody-coated platform carrier, oxidized low-density lipoprotein concentration gradient standard substances with different concentrations, an oxidized low-density lipoprotein quality control product, a biotin-labeled oxidized low-density lipoprotein clonal antibody, a horse radish peroxidase-labeled avidin, a sample buffer, a substrate A, a substrate B, a stopping solution and a condensed washing lotion. The used detection devices are simple and are common devices so that the kit has a low detection cost and is conducive to popularization. The kit can be operated easily and is free of professional operators. A unique standard substance diluent in the kit and a sample buffer formula greatly improve detection result reliability and accuracy.
Owner:北京协和洛克生物技术有限责任公司

Colloid selenium test paper of semi-quantitative determination oxidized low density lipoprotein

The present invention provides a piece of semiquantitative detecting oxide low-density lipoprotein (OX-LDL) colloid selenium reagent paper, which can capture antigen quantity according to OX-LDL monoclonal antibody to create a relation between color and standard OX-LDL and diagnose that content of OX-LDL in human blood plasma is higher than, lower that or equal to standard OX-LDL quantity in human blood plasma, thus realizing early auxiliary diagnosis to ASCVD. The present invention has the advantages of convenience, quickness, sensitivity, specificity and economic efficiency, rejects specified instruments and equipments and is conveniently taken.
Owner:LANZHOU UNIVERSITY

Time-resolved immunochromatographic kit for quantitatively detecting Ox-LDL (Oxidized Low-Density Lipoprotein) and application

The invention provides a time-resolved immunochromatographic kit for quantitatively detecting an Ox-LDL (Oxidized Low-Density Lipoprotein) and application. The kit comprises sample diluents, a test card and an ID card on which human Ox-LDL standard curve information is copied, wherein the test card consists of a PVC board, a sample pad, a marking pad, a conjugate pad, a nitrocellulose membrane andabsorbent paper; and Eu fluorescent microspheres for marking anti-Ox-LDL antibody are sprayed on the marking pad. The kit only needs to detect a 5ul blood sample at the normal temperature, and relative to conventional detection, has the characteristics of small blood sampling volume, rapidness, sensitivity, high accuracy, high specificity and high stability.
Owner:北京协和洛克生物技术有限责任公司

Natural anti-oxidation low-density lipoprotein antibody for suppressing atherosclerosis

The invention belongs to the technical field of biomedicine, in particular to a natural anti-oxidation low-density lipoprotein (oxLDL) IgM subclass antibody for suppressing atherosclerosis. The natural anti-oxidation low-density lipoprotein (oxLDL) IgM subclass antibody is characterized in that a Babl / c rat is bred with a high-cholesterol diet for 4 weeks under a condition of no special pathogen;splenic cells (B cells primarily) are separated, the B cells and myeloma cells are combined by a chemical method, and hybridoma cells are obtained; and oxidized low-density lipoprotein (oxLDL) is usedas an antigen, an indirect enzyme-linked immunosorbent assay (ELISA) experiment is carried out on the growth holes of the positive hybridoma cells, positive cloning holes are determined, and the required cloning positive cells are screened out by a limiting dilution method. The obtained cloning positive cells are cloned and multiplied, cells generating a monoclonal antibody are obtained, and thenatural oxLDL-resisting immunoglobulin M (IgM) subclass antibody 3A6 is obtained. The antibody can be used for lowering the formation of the atherosclerosis of the rat and provides a novel idea and anovel method for researching the generation, the development and the treatment of the atherosclerosis.
Owner:FOURTH MILITARY MEDICAL UNIVERSITY

Heat shock protein as a targeting agent for endothelium-specific in vivo transduction

The present invention relates to the use of Heat Shock Proteins and fragments thereof as targeting ligand. The Heat Shock Protein may be labeled with imaging agents that are capable of binding lectin-like oxidized low-density lipoprotein (LOX-1) or may be attached to a therapeutic agent. The sequences are useful for the diagnosis and monitoring of diseases as well as means for internalizing signaling moieties and therapeutics.
Owner:GENERAL ELECTRIC CO

Applications of anthocyanin and regulation for CHOP gene in preventing and treating atherosclerosis

The invention discloses the use of anthocyanin in medicines for treating atherosclerosis and the application for preventing and treating atherosclerosis with regulation and control of CHOP gene, and relates to the improvement effect of anthocyanin monomer cyanidin-3, 5-diglucoside on macrophage injuries caused by oxidized low density lipoprotein, and discusses the mechanism of action thereof. In the invention, mouse macrophage cell line RAW264.7 is tested, and the effect of cyanidin-3, 5-diglucoside on activity of RAW264.7 macrophage processed by the oxidized low density lipoprotein is determined based on MTT method, the total RNA of cells is extracted, Affymetrix Mouse U4302.0 gene expression profile chip is applied to carry out marking hybridization experiments, differential gene analysis is carried out for the scanning results of Affyemtrix gene chip with MTT method, and the differential genes are screened, and further real-time quantitative PRC method is utilized to further validate the expressed differential gene, The validation results verify that the cyanidin-3, 5-diglucoside can regulate CHOP gene expression down, and has obvious protective action on macrophages injured by oxidized low density lipoprotein.
Owner:WUHAN UNIV

Heat shock protein as a targeting agent for endothelium-specific in vivo transduction

The present invention relates to the use of Heat Shock Proteins and fragments thereof as targeting ligand. The Heat Shock Protein may be labeled with imaging agents that are capable of binding lectin-like oxidized low-density lipoprotein (LOX-1) or may be attached to a therapeutic agent. The sequences are useful for the diagnosis and monitoring of diseases as well as means for internalizing signaling moieties and therapeutics.

Preparation method of biomolecule terahertz sensor chip of universal nano-scale fluid and application thereof

The application of the invention belongs to the technical field of biosensors, and specifically discloses preparation method of a biomolecule terahertz sensor chip of a universal nano-scale fluid andits use in liquid-phase sensing of biological macromolecules, and the preparation method comprises the following steps of (1) making silicon wafers into SRRs metamaterials for future use; (2) selecting silicon wafers, and manufacturing PDMS channels on the silicon wafers; (3) bonding the SRRs metamaterials in the step (1) and the PDMS channels in the step (2) to prepare a terahertz sensor chip; (4) detecting a variety of highly absorbent liquids; and (5) detecting oxidized low-density lipoprotein at different concentrations. The invention is mainly used for preparing the terahertz sensor chipand performing sensing of a superabsorbent solution by using the terahertz sensor chip, solves the big difficulty of sensing high-absorbent liquids in the terahertz field, has low detection sensitivity, and realizes the detection of biological macromolecules in a liquid phase environment.
Owner:张阳

Enzyme linked immunosorbent assay kit used for detecting human ox-LDL (oxidized low-density lipoprotein)

The invention belongs to the field of medical detection, particularly relates to an enzyme linked immunosorbent assay kit used for detecting human ox-LDL (oxidized low-density lipoprotein). The linked immunosorbent assay kit comprises components as follows: (1), an elisa plate coated with human ox-LDL antibodies; (2), standard products in human ox-LDL series; (3), an enzyme-labeled antibody solution; (4), a diluent; (5), a washing liquid; (6), a substrate solution; (7), a developing solution; (8), a stop solution.
Owner:GUANGZHHOU HUAHONG BIOLOGICAL TECH

Chemiluminiscence imaging immunoassay method for simultaneously measuring oxidized lipoprotein (a) and oxidized low-density lipoprotein of human serum

The invention discloses a method for chemiluminiscence imaging immunoassay method for simultaneously measuring oxidized lipoproteins (a) and low-density oxidized lipoproteins of human serum. According to an analysis system, a multi-component immunosensor modified by silanization is used as a solid-phase carrier; a solid-phase antibody is prepared by covering the carrier with a capturing antibody; a sample to be measured or a standard series solution is added into the solid-phase antibody; after the solid-phase antibody and the sample to be measured or the standard series solution fully react, an antibody labeled with horse radish peroxidase is added to form a sandwich immune compound; finally a chemiluminescence substrate, namely luminal-hydrogen peroxide, is added for reaction; the luminous intensity is detected through a high-resolution charge coupler, so that the oxidized lipoproteins (a) and the low-density oxidized lipoproteins of the human serum can be measured simultaneously, and the immune reaction condition, the enzyme conjugate dilution degree, the detection time and the like are optimized; furthermore, the indexes such as linear range, precision, accuracy and detection limit of the method are checked. The analysis method has the advantages of simplicity in operation, high sensitivity, narrow linear range, high stability and the like and has a certain clinical application value.
Owner:NANJING GENERAL HOSPITAL NANJING MILLITARY COMMAND P L A

Application of oxidized low density lipoprotein for inducing mesenchymal stem cell to differentiate to myocardium-like cell

The invention provides application of oxidized low density lipoprotein for inducing mesenchymal stem cells to differentiate to myocardium-like cells. The experiment shows that when oxidized low density lipoprotein with concentration of 5 micrograms / mL is added into a culture medium of mesenchymal stem cells, BMMSCs have remarkable cell proliferation, the expression of myocardium-like cell specific protein and myocardium cell indicative molecules can be detected, which means that the mesenchymal stem cells are directionally differentiated to myocardium-like cells, and the conversion rate of the myocardium-like cells is as high as 30%.
Owner:XINXIANG MEDICAL UNIV

Efficient soluble expression and purification method of human LOX-1 (lectin like oxidized low density lipoprotein receptor-1) extracellular domain

The invention discloses an efficient soluble expression and purification method of human LOX-1 (lectin like oxidized low density lipoprotein receptor-1) extracellular domain, and relates to construction of an expression vector for efficient soluble expression of human LOX-1 extracellular domain (hLOX-1ECD) in E.coli, establishment of conditions for the efficient soluble expression and establishment of large-scale large amount purification process. The efficient soluble expression and purification method can be used for preparing large amount of hLOX-1ECD. According to the efficient soluble expression and purification method of human LOX-1 extracellular domain, the purification process is simple, convenient and feasible, a large amount preparation can be realized, and the purified hLOX-1ECD protein has high purity.
Owner:JILIN UNIV

Animal heart failure model and construction method thereof

The invention belongs to the technical field of medical models, and discloses an animal heart failure model and a construction method thereof. The construction method of the animal heart failure modelcomprises the following steps: obtaining an 8-week-old SPF-grade male C57 / BL6 mouse, putting the mouse into a purification cage, controlling the temperature at 19-23 DEG C and the relative humidity at 40-50%, keeping bright illumination and dark illumination, each for 12 h, feeding the mouse with a standard mouse feed, and allowing freely drinking of water so as to carry out adaptive feeding; after 1 week of the adaptive feeding, implanting the mouse with a microosmotic pump containing oxidized low density lipoprotein, and waiting for 4 weeks so as to obtain the animal heart failure model; and then, determining degree of heart failure by adopting echocardiography, plasma BNP level and the like. Different from previous heart failure models induced by pressure load, volume load, myocardialischemia and cardiotoxic drugs, the animal heart failure model prepared by the construction method fills in the blank of animal models with heart failure of unknown causes, and pertains to novel animal heart failure models with the heart failure caused by hyperlipidemia. The animal heart failure model is good in repeatability, simple, and objective.
Owner:SHANGHAI EAST HOSPITAL EAST HOSPITAL TONGJI UNIV SCHOOL OF MEDICINE

Preparation and application of renewable terahertz biological sample detection cell

The invention belongs to the technical field of biological sample detection, and particularly discloses an ultra-sensitive, unlabeled and renewable specific biological macromolecule detection method.The method comprises the following steps of (1) preparing the renewable terahertz biological sample detection cell, namely cleaning a substrate, carrying out deep silicon etching, coating, gumming, exposing, developing, carrying out post-baking, carrying out wet etching and cutting; (2) modifying a high polymer membrane strip through a polyethyleneimine-glutaraldehyde crosslinking method to prepare an antibody cross-linked detection membrane strip; (3) carrying out THz-TDs detection; (4) adding an antigen for incubation; (5) carrying out THz-TDs detection; and computing a frequency shift variation deltaf; and (6) repeating the steps (3) to (5) to detect biomolecular solutions of different concentrations. The perpetration and the application are mainly used for detecting oxidized low-density lipoprotein solutions of different concentrations, the problems of insufficient terahertz detection sensitivity and difficulty in metamaterial cleaning are solved, and the specific and unlabeled antigen detection is realized.
Owner:张阳

Method of food mixing with water-soluble or alcohol-soluble high density lipoprotein cholesterol

The invention relates to a method of food mixing with water-soluble or alcohol-soluble high density lipoprotein cholesterol. The method comprises the following steps of primary processing of foods, dissolving of high density lipoprotein cholesterol, mixing of the foods and the high density lipoprotein cholesterol, and production of high density lipoprotein cholesteroll foods. The high blood lipid, especially the increasing of LDL-C (low-density lipoprotein cholesterol), is the most dangerous factor for atherosclerotic vascular diseases (coronary heart diseases, cerebral apoplexy and peripheral arterial diseases), and is the pushing hand of chronic diseases of hypertension, diabetes, liver and gladder diseases, kidney diseases, tumors, prostate diseases and the like. The high density lipoprotein cholesterol are prepared from a food inherent natural compound or added food additives, nutrient enhancers or new food raw materials, so as to reduce the LDL, Lpa (lipoprotein a), Ox-LDL (oxidized low density lipoprotein) and HCY (homocysteine) to the normal range or increase the HDL-C (high-density lipoprotein cholesterol) and apoAI (apolipoprotein) to the normal range. The free or molecular high density lipoprotein cholesterol can be mixed, compounded, dispersed and fixed into the foods, so that the absorbing and utilization are favorable, and the synergistic effects of strengthening blood vessels, nourishing heart and protecting brain, and preventing atherosclerotic diseases are realized. The method has the advantages that various healthy sterol foods can be standardly produced, the requirements of people are met, blood lipid components are accurately adjusted, and the chronic diseases are favorably prevented and are assisted to treat.
Owner:郑鉴忠

Monoclonal antibody against oxidized low-density lipoprotein

Provided is a monoclonal antibody against slightly oxidized LDL, which can play a role as an important tool in the research and development of oxidized LDL. Also provided are a kit for the simple detection of slightly oxidized LDL and a method for the simple detection of slightly oxidized LDL from the biological sample of a subject to be tested which use the monoclonal antibody. By means of ELISA (Enzyme-Linked Immunosorbent Assay) using the monoclonal antibody as the solid phase antibody and an anti-apolipoprotein B antibody as the detection antibody, the degree of reaction between a severely oxidized low-density lipoprotein and the monoclonal antibody is low in comparison to the degree of reaction between a slightly oxidized low-density lipoprotein and the monoclonal antibody, and the monoclonal antibody specifically reacts with an oxidized low-density lipoprotein.
Owner:HOKKAIDO UNIVERSITY

Preparation method of oxidized low-density lipoprotein and application technology thereof

The invention relates to a preparation method of low-density lipoprotein, in particular to a preparation method of oxidized low-density lipoprotein and application thereof, belonging to the technical field of the medical test. Through extraction and identification of the oxidized low-density lipoprotein and research on promoting myocardial fibrosis of the oxidized low-density lipoprotein in vitro, the method utilizes the effect of the extracted oxidized low-density lipoprotein on the myocardial fibrosis to investigate the occurrence mechanism of the myocardial fibrosis and can promote the research and development of the drug against the myocardial fibrosis through blocking the signal pathway.
Owner:XUZHOU CARDIOVASCULAR INST

Composition for treating atherosclerosis and a preparation method thereof

Disclosed are a composition for preventing and treating atherosclerosis which includes chalcone compound. In particular, the chalcone compound bound with 2-hydroxyl in ring A and 4′-methyoxy in ring B has versatile therapeutic potentials on anti-atherosclerosis by acting as PPARγ inducer, p44 / 42 MAPK inhibitor and cell cycle blocker and does not show toxicity to human aortic smooth muscle cells (HASMCs). In addition, the chalcone compound exhibits synergistic effect with the PPARγ ligand (rosiglitazone) to inhibit cell proliferation and the upregulation of cyclin D1, cyclin D3, interleukin-1β (IL-1β) and interleukin-6 (IL-6) induced by oxidized low density lipoprotein (Ox-LDL).
Owner:KAOHSIUNG MEDICAL UNIVERSITY

Chemical synthetic method of low affinity ligand of oxidized low density lipoprotein receptor CD36

The invention belongs to the field of biochemical engineering, and in particular relates to a chemical synthetic method of a low affinity ligand of an oxidized low density lipoprotein receptor CD36. The method comprises the following steps of: carrying out a chemical reaction on 4-Dimethylaminopyridine, N, N'-Dicyclohexylcarbodiimide, azelaic acid and 7-ketocholesterol; and obtaining oxLig-1 through extraction, sample mixing, packing, purification and collection. Experiments show that the chemically synthesized oxLig-1 has same physiological activity with that of oxLig-1 separated and purified from oxLDL (oxidized low density lipoprotein), and the oxLig-1 activates cell signaling mediated by CD36. According to the chemical synthetic method disclosed by the invention, oxLig-1 is synthesized by the chemical method, and oxLig-1 has a completely consistent chemical structure with that of the low affinity ligand of CD36 and can activate ERK (Extracellular Signal-Regulated Kinase) and JNK (Jun N-Terminal Kinase) and up-regulate expression of a cholesterol outflow gene, namely, a triphosadenine binding cassette transporter A1 (ABCA1).
Owner:DALIAN UNIV

Active substance for improving hyperlipidemia and hypercholesterolemia

An active substance of medication or health product for hyperlipidemia and hypercholesterolemia comprises djulis, and which can effectively inhibit the absorption of cholesterol, advance the metabolism of cholesterol, promote the anti-oxidation and decrease the accumulation of oxidized low-density lipoprotein-cholesterol in vessel walls of organisms.
Owner:NAT PINGTUNG UNIV OF SCI & TECH
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