154 results about "Reperfusion Damages" patented technology

The invention discloses application of an RNF130 activator in preparation of a medicine for preventing and / or treating acute kidney injury, and belongs to the technical field of biological medicine. The invention provides an application of an RNF130 activator in preparation of a medicine for preventing or treating renal ischemia-reperfusion injury, the RNF130 activator can improve the renal function of a mouse suffering from renal ischemia-reperfusion injury, improve the levels of serum creatinine, urea nitrogen and cystatin C, reduce the levels of kidney injury markers KIM-1 and LCN2, reduce renal tubule injury, improve the renal function of the mouse suffering from renal ischemia-reperfusion injury, improve the renal function of the mouse suffering from renal ischemia-reperfusion injury and improve the renal function of the mouse suffering from renal ischemia-reperfusion injury and the renal function of the mouse suffering from renal ischemia-reperfusion injury. Therefore, the compound plays a role in preventing and treating the kidney ischemia reperfusion injury, and a new target is provided for preparing the medicine for preventing and treating the acute kidney injury.

APRIL research shows that in a selected stroke patient, infusion of 0.2 mg / kg of ApTOLL (SEQ ID NO: 1) in combination with intravascular treatment is safe, and the death rate of 90 days is reduced. ApTOLL has proved to limit intracranial hemorrhage and reperfusion injury which may occur after recanalization, and also improve early nerve injury and long-term disability. ApTOLL molecules are provided for reducing the risk of intracranial or secondary bleeding after acute ischemic stroke, reducing nerve injury, and improving nerve recovery in a subject.

The invention relates to a method for constructing a myocardial ischemia reperfusion injury model, which comprises the following steps of: inserting a vascular occlusion body into a blood vessel of a target mouse, sending the vascular occlusion body to a coronary artery position where vascular occlusion is to be formed, and blocking the coronary artery position where vascular occlusion is to be formed by adopting the vascular occlusion body, the vascular occlusion body is partially or completely made of biodegradable materials, and myocardial ischemia reperfusion injury is simulated through degradation and penetration of the vascular occlusion body in a target mouse body. The vascular occlusion body is prepared from the biodegradable material, the biodegradable material can be automatically degraded in an animal body, myocardial ischemia reperfusion can be simulated without additional operation, and myocardial ischemia reperfusion can be simulated by setting different thicknesses of the degradable part of the vascular occlusion body. The coronary artery ischemia reperfusion time is accurately controlled, and the controllability of the reperfusion time is improved, so that the disease progress of myocardial ischemia / acute myocardial infarction of a human body and reperfusion injury are accurately simulated.

The invention relates to application of indole-3-propionic acid in preparation of drugs for preventing and treating pulmonary ischemia reperfusion injury. Through in-vivo animals, the inventor finds that indole-3-propionic acid can reduce the lung injury score in a concentration-dependent manner, reduce the wet weight / dry weight ratio of lungs, relieve active oxygen accumulation after lung ischemia reperfusion, and reduce the levels of total protein, tumor necrosis factor alpha and interleukin 6 in alveolar lavage fluid; the cell level also shows that the indole-3-propionic acid can improve the vitality of alveolar epithelial cells after ischemia / reperfusion injury simulation in a concentration-dependent manner, reduce release of inflammatory factors such as tumor necrosis factors alpha, interleukin 6 and interleukin 1beta, and reduce accumulation of active oxygen in the cells. Results of integrating in-vitro cells and in-vivo animals show that the indole-3-propionic acid has the effect of preventing and treating the pulmonary ischemia reperfusion injury and has a good clinical application prospect.

The present invention relates to amide derivatives of Formula (XIIIa) and pharmaceutical compositions thereof that modulate the activity of the PGI2 receptor.Compounds of the present invention and pharmaceutical compositions thereof are directed to methods useful in the treatment of: pulmonary arterial hypertension (PAH); idiopathic PAH; familial PAH; PAH associated with a collagen vascular disease, a congenital heart disease, portal hypertension, HIV infection, ingestion of a drug or toxin, hereditary hemorrhagic telangiectasia, splenectomy, pulmonary veno-occlusive disease (PVOD) or pulmonary capillary hemangiomatosis (PCH); PAH with significant venous or capillary involvement; platelet aggregation; coronary artery disease; myocardial infarction; transient ischemic attack; angina; stroke; ischemia-reperfusion injury; restenosis; atrial fibrillation; blood clot formation in an angioplasty or coronary bypass surgery individual or in an individual suffering from atrial fibrillation; atherosclerosis; atherothrombosis; asthma or a symptom thereof; a diabetic-related disorder such as diabetic peripheral neuropathy, diabetic nephropathy or diabetic retinopathy; glaucoma or other disease of the eye with abnormal intraocular pressure; hypertension; inflammation; psoriasis; psoriatic arthritis; rheumatoid arthritis; Crohn's disease; transplant rejection; multiple sclerosis; systemic lupus erythematosus (SLE); ulcerative colitis; ischemia-reperfusion injury; restenosis; atherosclerosis; acne; type 1 diabetes; type 2 diabetes; sepsis, and chronic obstructive pulmonary disorder (COPD).

The invention discloses an application and method of SAH-CIM hydrogel in promoting survival of retinal ganglion cells in glaucoma. The hydrogel comprises a Y-type primitive composed of three DNA chains and a siRNA connector, and the nucleotide sequences of the three DNA chains are SEQ ID NO.1-SEQ ID NO.3; the method comprises the following steps: S1, constructing a Y-type primitive: mixing three DNA chains with equal molar concentration in an annealing buffer solution, performing high-temperature denaturation at 95 DEG C, and then quickly cooling to 4 DEG C to finish annealing, so as to form a stable Y-type structure with three-way cohesive ends; s2, synthesizing a siRNA (small interfering Ribonucleic Acid) connector; and S3, mixing the Y-type element and the siRNA connector according to a molar ratio of 1: 1.5 at room temperature to react for 30 minutes, and forming a three-dimensional network structure through complementary pairing driven self-assembly, thereby finally obtaining the SAH-CIM hydrogel. The SAH-CIM hydrogel provided by the invention can be used for preventing / treating ischemia-reperfusion injury and related diseases, for example, the SAH-CIM hydrogel can be used for treating glaucoma, accurate co-delivery of a neuroprotective agent and an immunomodulator can be realized, and the SAH-CIM hydrogel has the advantages of treatment accuracy and biocompatibility.

The invention discloses a bionic bacterial outer membrane nano-particle for drug delivery. The bionic bacterial outer membrane nano-particle is characterized by comprising low-toxicity outer membrane vesicles extracted from escherichia coli with msbB genes knocked out, and low-toxicity outer membrane vesicles extracted from escherichia coli with msbB genes knocked out; the medicine carrying liposome is prepared from phosphatidylcholine, cholesterol and DSPE-PEG2000 (Distearoyl Phosphatidylcholine-Polyethylene Glycol 2000) according to a preset mass ratio; the low-toxicity outer membrane vesicles and the drug-loaded liposome are subjected to ultrasonic assistance and 100nm filter membrane extrusion to obtain bionic bacterial outer membrane nanoparticles, the average particle size of the bionic bacterial outer membrane nanoparticles is about 100nm, and the encapsulation efficiency exceeds 85%. The BM-NPs system disclosed by the invention can load small molecule compounds, proteins, nucleic acids and gene therapy vectors, and is suitable for various central nervous system diseases such as spinal cord injury, cerebral apoplexy, traumatic brain injury, ischemia-reperfusion injury and the like.

The invention discloses a preserving fluid for relieving ischemia-reperfusion injury of transplanted fatty liver, and belongs to the technical field of biomedicine. The invention provides an application of a fibroblast growth factor 21 in preparation of a medicine for preventing and treating liver injury caused by ischemia-reperfusion or a liver transplanted organ preserving fluid. Hepatic cell injury caused by ischemia-reperfusion can be effectively improved through exogenous supplement of the fibroblast growth factor 21; particularly, aiming at the fatty degeneration transplanted liver, the traditional Chinese medicine composition not only can inhibit color tissue damage, cell apoptosis and inflammation caused by ischemia-reperfusion, but also can improve lipid accumulation in the liver, reverse the fatty degeneration of the liver and improve the fatty degeneration donor liver transplantation curative effect.

The invention belongs to the field of traditional Chinese medicine chemistry and natural product separation, and particularly relates to extraction and separation of a novel triterpenoid compound 25-Etherxy-dammar-20 (22) Z-ene-3beta, 6alpha, 12beta-triol and application of the novel triterpenoid compound 25-Etherxy-dammar-20 (22) Z-ene-3beta, 6alpha, 12beta-triol in myocardial protection drugs. The compound is named as 25-Etherxy-dammar-20 (22) Z-ene-3beta, 6alpha, 12beta-triol, and the structural formula of the compound is shown in the description. The invention provides an extraction and separation method of the compound. The extraction and separation method mainly comprises the following steps: sequentially carrying out solvent extraction, macroporous adsorption resin enrichment, silica gel column chromatography, ODS medium-pressure column chromatography, high performance liquid chromatography separation and purification and the like on ginseng and other traditional Chinese medicine processed products and hydrolysates. The structure of the compound is determined through comprehensive analysis of a high-resolution mass spectrum (HRMS), one-dimensional nuclear magnetic resonance (1H NMR, 13C NMR) and a two-dimensional nuclear magnetic resonance spectrum (such as HSQC, HMBC, ROESY and the like), and the compound is a newly discovered dammarane type triterpene compound. Experiments show that the compound and the composition thereof have a remarkable protection effect on myocardial cell hypoxia / reoxygenation reperfusion injury, and can be used for preparing drugs for preventing or treating myocardial ischemia reperfusion injury and other related diseases.

The invention discloses an NLRP3 inhibitor as well as a preparation method and application thereof. Specifically, the invention relates to a compound shown as a formula (NLRP3i-3) or a pharmaceutically acceptable salt thereof, the formula (I) is COCCNc1nc2c (c (= O) n (C) c (= O) n2C) n1Cc1cc (OC) ccc1N, and the chemical name is 8-((4-amino-2-methoxybenzyl)-7, 9-dimethyl-7, 9-dihydro-8H-purine-6, 8-diketone. The invention also provides a preparation method of the compound, a pharmaceutical composition containing the compound, and application of the compound in preparation of drugs for preventing and / or treating NLRP3-mediated diseases. The disease is preferably myocardial ischemia reperfusion injury. Experimental results show that the compound provided by the invention has excellent NLRP3 inhibitory activity (IC50lt, 100nM), and has high selectivity to NLRP3 inflammasomes; good pharmacokinetic characteristics are achieved in a rat body, and the bioavailability is high; in myocardial ischemia reperfusion injury models of mice and rats, the composition can significantly reduce myocardial infarction area, reduce myocardial enzyme level, alleviate inflammatory response and improve heart function; preliminary toxicological evaluation shows that the safety is good. Therefore, the compound disclosed by the invention is expected to be developed into a novel medicine for treating NLRP3 related diseases such as myocardial ischemia-reperfusion injury.

A method of treating reperfusion injury in a tissue of a subject in need thereof. The method includes applying light, to the tissue, that inhibits electron transfer from cytochrome c to cytochrome c oxidase (CcO) to molecular oxygen to attenuate creation of reactive oxygen species. The light includes wavelengths in a first wavelength range of 730-770 nm and a second wavelength range of 930-970 nm.

The invention discloses an application of resveratrol in preparation of a medicine for treating pulmonary ischemia reperfusion injury, relates to the technical field of biological medicines, and particularly relates to an application of resveratrol in preparation of a medicine for treating pulmonary ischemia reperfusion injury. The resveratrol is used for preparing the medicine for treating the pulmonary ischemia reperfusion injury, and the resveratrol in the medicine inhibits cell apoptosis by activating an RSPO3 / Wnt / beta-catenin signal channel, so that the pulmonary ischemia reperfusion injury is relieved; the resveratrol in the medicine can relieve the pulmonary ischemia reperfusion injury by inhibiting apoptosis of alveolar macrophages induced by hypoxia / reoxygenation; the conditions for inhibiting apoptosis induced by hypoxia / reoxygenation by adopting resveratrol are as follows: the resveratrol with the concentration of 2.5 mu M is adopted to pretreat macrophages; the resveratrol plays a protection role by activating an RSPO3 / Wnt / beta-catenin signal channel, and a new basis is provided for the medical application; the resveratrol is applied to preparation of the medicine for treating the lung ischemia-reperfusion injury, cell apoptosis is inhibited, and lung tissue injury is relieved.

The present invention relates to compounds with high chemical stability and methods for inhibiting the pathological activity of extracellular histones in a subject. In particular, the invention relates to compounds with high chemical stability, uses thereof and methods for inhibiting or ameliorating extracellular histone mediated ailments (such as, for example, sepsis, systemic immune response syndrome (SIRS) and ischemia reperfusion injury (IRI)). More particularly, the invention relates to methods and uses of a polyanionic sulfated cellobioside modified with a small uncharged glycosidically linked substituent at its reducing terminus, wherein the presence of the substituent results in a molecule with high chemical stability without affecting the ability of the molecule to be effective in the therapy of extracellular histone mediated ailments. For example, the present invention relates to methods and uses of β-O-methyl cellobioside sulfate (mCBS) or a pharmaceutically acceptable salt thereof (e.g., mCBS.Na), in the therapy of a range of extracellular histone mediated ailments in subjects.

The present disclosure relates to a method for reducing or hindering development of renal ischemia-reperfusion injury in a subject the method comprising administering an antibody that inhibits granulocyte colony stimulating factor (G-CSF) signaling. In some examples, the ischemia-reperfusion injury is due to or associated with tissue or organ transplantation.

A device comprising interconnected components for deoxygenating blood used in the treatment and prevention of reperfusion injury, including a configuration to reduce the ionized calcium concentration of the deoxygenated blood to less than 0.5 mmol / L. The components may include a syringe pump operably communicating with various configurations via a control unit / processor, a cannula, a pump communicating with the cannula, a heat exchanger, a device for generating / creating fluid flow, an infusion port, a mixing port, a device hub, and a catheter hub. These components are selectively connected to a subject, and monitoring and / or other lead wires / devices may be attached to the subject. The lead wires / devices may include sensors and other devices that can be attached to / connected to the subject, providing health indicators, such as a temperature sensor, electrodes for monitoring cardiac electrical activity, and an oxygen saturation (SpO2) sensor for monitoring the patient's blood oxygen saturation.

The present invention belongs to the field of biomedicine technology, and in particular to a thiophenol compound and its preparation method and application. The present invention uses the prepared thiophenol compound for human kidney cells HK-2 and live mice, and finds that the above-mentioned compound can significantly inhibit the peroxidation of cell membrane lipid molecules induced by hypoxia-reoxygenation, and then induces cell ferroptosis, and has a long-term stable inhibitory effect. The levels of creatinine and urea nitrogen in serum after kidney damage can be significantly reduced by pre-treating the compound, indicating that it can alleviate acute kidney injury. In addition, the compound pre-treatment prepared by the present invention significantly reduces the damage to the outer medullary region of the kidney caused by ischemia-reperfusion, and effectively alleviates lesions such as renal tubular epithelial cell necrosis, and its application in the repair of renal ischemia-reperfusion injury provides a new treatment strategy for ferroptosis inhibitors.

A family of bioactive compounds identified in self-resolving inflammatory exudates is disclosed. The compounds give UV chromophores characteristic of a conjugated triene double bond system coupled to an auxochrome allylic to the triene. Further elucidation of the compounds reveals that they have a resolvin backbone conjugated to a peptide or amino acid moiety via an auxochrome. In some embodiments the auxochrome is sulfur. However, the auxochrome may be NH, CH2 or O. The compounds have potent bioactivity, in vitro, and, in vivo, including promoting resolution of infection, stimulating macrophage phagocytosis of bacteria; protecting tissues from neutrophil mediated damage, promoting tissue repair and regeneration and preventing or limiting second organ reflow / reperfusion damage.

This disclosure relates to RNAi agents capable of inhibiting complement factor B (CFB) gene expression. Pharmaceutical compositions containing CFB RNAi agents and methods of use thereof are also disclosed. The CFB RNAi agents disclosed herein may be conjugated to a targeted ligand containing an N-acetyl-galactosamine ligand to facilitate in vivo delivery to hepatocytes. RNAi agents can be used in methods of treating diseases, disorders, or conditions partially mediated by CFB gene expression, including IgA nephropathy (IgAN), C3 glomerulopathy (C3G), immune complex-mediated membrane proliferative glomerulonephritis (IC-MPGN), lupus nephritis (LN), anti-glomerular basement membrane antibody disease (anti-GBM), ischemia-reperfusion injury and T-cell-mediated rejection in kidney transplantation (TCMR), anti-neutrophil cytoplasmic antibody (ANCA)-associated vasculitis, age-related macular degeneration (AMD) including early and / or intermediate-stage AMD, geographic atrophy (GA), glaucoma, Doyne honeycomb retinal dystrophy, paroxysmal nocturnal hemoglobinuria (PNH), atypical hemolytic uremic syndrome (aHUS), pre-eclampsia, rheumatoid arthritis (RA), and / or other complement-mediated disorders.

The application relates to a dual-purpose maintenance system for taking out a heart and maintaining the heart extracorporeally, which comprises a perfusion pipeline assembly and an organ box. The design that the organ box is communicated with a blood storage container and is switched can support the no-stop-taking-out and transportation operation of the heart. In the conversion process, the pipeline does not need to be replaced, the heat ischemic injury and ischemia-reperfusion injury of the heart are reduced.

The invention belongs to the technical field of biological medicine and molecular biology, and particularly relates to application of a transcription factor ZHX2 in diagnosis and treatment of hepatic ischemia-reperfusion injury. Specifically, research finds that the expression of ZHX2 after ischemia reperfusion injury is reduced, and HIRI cell necrosis and generation and development of HIRI are obviously promoted by specifically knocking out Zhx2 from liver cells, which are further proved in marginal liver IRI, while the ZHX2 has a protective effect on marginal fatty liver ischemia reperfusion injury. In conclusion, the ZHX2 can be used as a biological marker and a related treatment target of the hepatic ischemia reperfusion injury, especially marginal hepatic ischemia reperfusion injury, so that the ZHX2 has good clinical application value and social benefit.

The present invention relates to pharmaceutical compositions and methods for treating ischemic stroke in humans, using a tetrafluorobenzyl derivative of formula (I) or a pharmaceutically acceptable salt thereof conjointly with a thrombolytic drug, endovascular thrombectomy, or both (e.g., endovascular thrombectomy and a thrombolytic drug). Administration of a tetrafluorobenzyl derivative of formula (I) or its pharmaceutically acceptable salt can reduce reperfusion injury and other adverse events in patients conjointly receiving a thrombolytic drug, endovascular thrombectomy, or endovascular thrombectomy with a thrombolytic drug.

The invention relates to the technical field of medicines, in particular to application of mulberry bark extract in preparation of medicines for preventing and / or treating ischemia-reperfusion injury, and finds that morusin administration treatment can effectively relieve pathological injury of mouse liver tissue, reduce activity of alanine aminotransferase (ALT) and aspartate aminotransferase (AST) in serum after hepatic ischemia-reperfusion, and can be used for preparing medicines for preventing and / or treating ischemia-reperfusion injury. The expression of inflammatory cytokines is inhibited, and the proportion of apoptotic cells is remarkably reduced. The invention further finds that the morusin inhibits the expression of 15-hydroxyeicosapentaenoic acid (15-HETE), and the protection effect of the morusin on the HIRI can be reversed by adding the 15-HETE, so that the morusin can be used for inhibiting the expression of the 15-hydroxyeicosapentaenoic acid (15-HETE).

The present invention relates, in part, to novel small molecule inhibitors of PHD1 that are selective for PHD2, having a structure according to Formula (I) and subformulas thereof: [Formula 1] TIFF2025500888000116.tif49170(I) or a pharma- ceutically acceptable salt thereof. The compounds provided herein may be useful in the treatment of diseases including ischemia-reperfusion injury (including, but not limited to, stroke, myocardial infarction, and acute kidney injury), inflammatory bowel disease, cancer (including colorectal cancer), and liver disease.

The present application discloses the use of thiolated hyaluronic acid or its salt in myocardial ischemia-reperfusion injury, and belongs to the field of biomedical technology. In this use, the degree of substitution of the synthesized thiolated hyaluronic acid or its salt thiol can reach 10%-40%. The antioxidant capacity of 5mg / ml thiolated hyaluronic acid or its salt can reach more than 50%; in the H9C2 cardiomyocyte SI / RI model, HA-SH can protect H9C2 cardiomyocytes, and can significantly reduce the oxidative stress damage in the SI / RI model; in the constructed rat myocardial ischemia-reperfusion injury model, HA-SH can reduce the oxidative stress damage, apoptosis and inflammatory response caused by myocardial ischemia-reperfusion by regulating the Nrf2 signaling pathway and the HO-1 signaling pathway, reduce the iron mortality rate, and play a role in protecting the heart. The present application provides a new drug development approach, which is of great significance in the field of biomedical technology.

This invention discloses a micropeptide, its encoding nucleic acid, and its application in regulating inflammatory activation of microglia. The amino acid sequence of the micropeptide is shown in SEQ ID NO:3. Simultaneously, this invention discloses the nucleic acid encoding the micropeptide, which contains either the nucleotide sequence shown in SEQ ID NO:1 or the nucleotide sequence shown in SEQ ID NO:2, wherein SEQ ID NO:2 is a small open reading frame located within the sequence of SEQ ID NO:1. This invention validated the translational expression of the micropeptide in microglia by constructing an EGFP reporter gene fusion vector and a SUMO tag fusion expression vector. Functional experiments showed that under oxygen-glucose deprivation / reperfusion injury conditions, the micropeptide significantly inhibited inflammatory activation of microglia. This invention provides a new potential target and candidate drug for the treatment of neuroinflammatory diseases such as stroke.

The present invention relates to amide derivatives of Formula (XIIIa) and pharmaceutical compositions thereof that modulate the activity of the PGI2 receptor. Compounds of the present invention and pharmaceutical compositions thereof are directed to methods useful in the treatment of: Pulmonary arterial hypertension (PAH); idiopathic PAH; familial PAH; PAH associated with a collagen vascular disease, a congenital heart disease, portal hypertension, HIV infection, ingestion of a drug or toxin, hereditary hemorrhagic telangiectasia, splenectomy, pulmonary veno-occlusive disease (PVOD) or pulmonary capillary hemangiomatosis (PCH); PAH with significant venous or capillary involvement; platelet aggregation; coronary artery disease; myocardial infarction; transient ischemic attack, angina; stroke; ischemia-reperfusion injury; restenosis; atrial fibrillation; blood clot formation in an angioplasty or coronary bypass surgery individual or in an individual suffering from atrial fibrillation; atherosclerosis; atherothrombosis; asthma or a symptom thereof; a diabetic-related disorder such as diabetic peripheral neuropathy, diabetic nephropathy or diabetic retinopathy; glaucoma or other disease of the eye with abnormal intraocular pressure; hypertension; inflammation; psoriasis; psoriatic arthritis; rheumatoid arthritis; Crohn's disease; transplant rejection; multiple sclerosis; systemic lupus erythematosus (SLE); ulcerative colitis; ischemia-reperfusion injury; restenosis, atherosclerosis; acne; type 1 diabetes; type 2 diabetes; sepsis; and chronic obstructive pulmonary disorder (COPD).

Compounds, compositions and methods for improving the viability and / or function of cells or for the in vitro, ex vivo or in vivo protection of cells, tissue, graft or organs from various damages are described. The reagents and composition are based on activation of the heat shock response activation and / or the antioxidant response and include for example. HSP90 co-factor inhibitor such as Celastrol or Celastrol analogs used alone or in combination with an adjunct agent (e.g., a NRF-2 activator, antioxidant, etc.). Therapeutic enhancement may also include increase in paracrine effector production and signaling. Methods for improving the resistance of cells, tissue, grafts or organs to damages or stress, such as hypoxic or oxidative stress-induced cell death, and / or for improving the viability and retention of transplanted or transfused cells are also described. Therapeutic treatment or prevention of ischemic injury (e.g. myocardial infarct, ischemia / reperfusion injury) and related stressors (hypoxia, oxidative stress, inflammation, sepsis / shock, etc) are also provided.

Provided is a pharmaceutical composition and application thereof, specifically, said pharmaceutical composition comprises: salvianolic acid B as a first active ingredient; and ginsenoside Rg1 as a second active ingredient, and the weight ratio of the first active ingredient to the second active ingredient being 5:(1-4.5). The pharmaceutical composition has a better active-ingredient proportion than the prior art, has a better therapeutic efficacy in preventing and / or treating ischemic diseases, and ischemia-reperfusion tissue or organ damage, and can be used for treating ischemia and / or ischemia-reperfusion damage of different tissues and organs.

The invention relates to the field of pharmaceutical compositions for promoting atherosclerosis, in particular to a lipid oxide-AGEs composite pharmaceutical composition for promoting atherosclerosis, a method for constructing a rat coronary heart disease ischemia reperfusion injury model by using the composition and application of the composition. The composition comprises 80-90 parts of oxidized lipid, 4-6 parts of 7-ketocholesterol, 2-4 parts of 25-hydroxycholesterol, 8-10 parts of trans-fatty acid, 200-300 parts of an advanced glycosylation end product, 180-220 parts of casein, 320-360 parts of cane sugar, 145-165 parts of corn starch, 45-55 parts of cellulose, 30-40 parts of a mineral mixture, 8-12 parts of a vitamin mixture and 0.4-0.6 mg / kg of folic acid, the vitamin B6 is 1.8 to 2.2 mg / kg, and the vitamin B12 is 0.007 to 0.009 mg / kg.

The invention provides application of P.distassonis ATCC: 8503 in treatment of intestinal ischemia reperfusion injury, and belongs to the technical field of microorganisms. According to the application disclosed by the invention, the P.distaxis ATCC: 8503 is used for treating the intestinal ischemia-reperfusion injury, the treatment effect of the P.distaxis ATCC: 8503 is detected, and a result proves that the P.distaxis ATCC: 8503 can be used for inhibiting the pathological morphology injury of intestinal tissues induced by the intestinal ischemia-reperfusion injury, reducing the content of FITC (Fluorescein Isothiocyanate) and LPS (Lipopolysaccharide) in serum and reducing the permeability of an intestinal barrier, so that the P.distaxis ATCC: 8503 can be used for treating the intestinal ischemia-reperfusion injury. The intestinal barrier function injury induced by the intestinal ischemia reperfusion injury is relieved, and the endotoxin displacement and the kidney injury induced by the intestinal ischemia reperfusion injury of the mouse are relieved.