32 results about "Vasculitis" patented technology

This invention relates to the fields of biomedical technology and biological model construction technology, and discloses an ANCA-associated vasculitis glomerular endothelial cell injury model, its construction method and application, and the application of BACH1 inhibitors. The method includes: (1) activating neutrophils sequentially with tumor necrosis factor α and immunoglobulin G to obtain a culture medium containing activated neutrophils; wherein the immunoglobulin G is immunoglobulin G isolated and purified from the plasma of patients with ANCA-associated vasculitis; (2) co-culturing the culture medium containing activated neutrophils with human glomerular endothelial cells to obtain the cell injury model. The cell injury model provided by this invention can verify the role of neutrophil adhesion characteristics in endothelial cell injury, and at the same time, the cell injury model can better simulate the immune microenvironment of ANCA-associated vasculitis glomerular endothelial cells in vivo.

The application belongs to the technical field of biological detection, and discloses a cardiovascular marker control article and a preparation method thereof. The cardiovascular marker control article comprises a serum matrix, antigens, a preservative and a stabilizer. The antigens include cardiac troponin I antigens, creatine kinase isoenzyme antigens, myoglobin antigens, amino-terminal brain natriuretic peptide precursor antigens, brain natriuretic peptide antigens, D-dimer antigens, heart-type fatty acid-binding protein antigens, myeloperoxidase antigens and lipoprotein phospholipase A2 antigens. The stabilizer includes at least one of D-trehalose, sucrose, glycine, inositol and polyethylene glycol. The cardiovascular marker control article can cover various cardiovascular disease markers, including heart failure, pulmonary embolism, vasculitis and atherosclerosis, myocardial injury, myocardial infarction and the like. The control article can be used as a third-party control article for indoor and inter-laboratory quality control of a cardiovascular disease screening and auxiliary diagnosis measurement system.

Provided herein are methods of treating ANCA-associated vasculitis (AAV) in individuals in need thereof comprising administering a complement component 5a receptor (C5aR) antagonist. Also provided herein are methods of treating a ANCA-associated vasculitis (AAV) with renal involvement in an individual in need thereof comprising administering a complement component 5a receptor (C5aR) antagonist to the individual if the individual exhibits an elevated urinary soluble CD163 (sCD163) to creatinine ratio compared to individuals without AAV. In some embodiments, the complement component 5a receptor (C5aR) antagonist is avacopan.

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 present invention relates to a new therapeutic approach for treatment of ANCA-associated vasculitis (Anti-neutrophil cytoplasmic autoantibody-associated vasculitis, AAV). It provides an agent for reducing expression of proteinase 3 (PR3) in a cell, in particular, a gene editing compound targeting the proteinase 3 gene, an epigenetic editing compound targeting the proteinase 3 gene, or an expression vector encoding an inhibitory oligonucleotide capable of selectively binding to a target nucleic acid sequence in mRNA encoding proteinase 3, e.g., an inhibitory oligonucleotide capable of inducing RNAi or an antisense oligonucleotide. Further, a method of reducing expression of proteinase 3 in a hematopoietic stem cell or cell derived therefrom, e.g., a neutrophil, is provided, as well as such cells having a reduced expression of proteinase 3. The cells or agents can be used for treating a subject having a proteinase 3-ANCA-associated vasculitis.

The present invention provides an antibody or a conjugated fragment of a citrulline-containing epitope used for the treatment or prevention of diseases associated with the release of extracellular traps from cells, such as neutrophil extracellular trap (NET)-associated pathology (NET-associated pathology) or eosinophil extracellular trap (EET)-associated pathology (EET-associated pathology), and provides a method comprising administering at least one dose of the antibody at a specific concentration. The present invention also provides the method itself. NET-related pathologies include systemic lupus erythematosus (SLE), lupus, sepsis, vasculitis, inflammatory arthritis, rheumatoid arthritis and osteoarthritis, psoriasis, Alzheimer's disease, autoimmune hepatitis, juvenile idiopathic arthritis, myositis (polymyositis and dermatomyositis), Sjögren's disease, antiphospholipid syndrome, Behçet's disease, spondylitis, spondyloarthritis, multiple system atrophy, Parkinson's disease, Lewy body dementia, asthma, allergic rhinovirus exacerbated asthma, allergic asthma, acute respiratory distress syndrome, cystic fibrosis, fibrosis and idiopathic pulmonary fibrosis, heart failure, atherosclerosis, dry eye disease, uveitis, non-granulomatous uveitis, granulomatous uveitis, dermatitis, atopic dermatitis, COPD, bronchitis, or wound healing in diabetes, cancer, cancer metastasis, or wound healing in diabetes, cancer, cancer metastasis, and in This includes other NET-related pathologies, such as the health of transplanted organs in vivo or ex vivo.The present invention also relates to wound healing in SLE, lupus, sepsis, vasculitis, inflammatory arthritis, rheumatoid arthritis and osteoarthritis, psoriasis, Alzheimer's disease, autoimmune hepatitis, juvenile idiopathic arthritis, myositis (polymyositis and dermatomyositis), Sjögren's disease, antiphospholipid antibody syndrome, Behçet's disease, spondylitis, spondyloarthritis, multiple system atrophy, Parkinson's disease, Lewy body dementia asthma, allergic rhinovirus exacerbating asthma, allergic asthma, acute respiratory distress syndrome, cystic fibrosis, fibrosis and idiopathic pulmonary fibrosis, heart failure, atherosclerosis, dry eye disease, uveitis, non-granulomatous uveitis, granulomatous uveitis, dermatitis, atopic dermatitis, COPD, bronchitis, thrombotic disease, cardiovascular disease, or diabetes, cancer, cancer metastasis, or wound healing in diabetes, cancer, cancer metastasis, and in vivo or ex vivo The present invention provides pharmaceutical compositions and methods for treating and preventing NET-related pathologies, including other NET-related pathologies such as the health of transplanted organs in vivo. NET-related pathologies include eosinophilic diseases or conditions of the skin, respiratory eosinophilic diseases or conditions, gastrointestinal eosinophilic diseases or conditions, allergic diseases or conditions, or eosinophilic diseases or conditions such as helminthic, fungal, viral or bacterial infections.

The present invention relates to the dipeptidyl-peptidase I (DPPI or Cathepsin C) inhibitor of formula (I), which is useful in the prevention and / or treatment of bronchiectasis with certain underlying aetiologies, in the prevention and / or treatment of anti-neutrophil cytoplasmic antibody-associated vasculitis or hidradenitis suppurativa using therapeutically efficacious dosages and to polymorphs of Compound (I) as well as to pharmaceutical compositions comprising Compound (I) and its polymorphs.

The invention provides an antibody specifically binding to RA33 or an antigen binding fragment thereof as well as a preparation method and application thereof, and relates to the technical field of biology. The antibody capable of specifically binding to RA33 or the antigen binding fragment of the antibody comprises a heavy chain variable region and a light chain variable region, the heavy chain variable region comprises a complementary determining region VH-CDR1, a complementary determining region VH-CDR2 and a complementary determining region VH-CDR3; the light chain variable region comprises a complementary determining region VL-CDR1, a complementary determining region VL-CDR2 and a complementary determining region VL-CDR3; the amino acid sequence of the complementarity determining region is specifically defined. The antibody or the antigen binding fragment thereof can effectively bind to the RA33 antigen, and can be used for detection of the RA33 antigen and detection of vasculitis diseases.

The utility model relates to medical instrument technical field relates to a bend intravenous infusion needle, include: infusion needle, infusion pipe and connecting joint connected in proper order, the side of infusion pipe is close to infusion needle is provided with fixed establishment, the side of infusion pipe is close to connecting joint is provided with water stop clamp, the infusion needle includes with infusion pipe connection's curved needle and sets up in the horizontal needle of curved needle tail end, the horizontal needle tail end is provided with the oblique puncture part, the connecting joint includes with infusion pipe connection's connecting seat and sets up in the cap of connecting seat tail end, is provided with the furrow on the cap. The utility model infusion needle adapts human body skin camber, makes needle head and puncture part close more closely, reduces the deviation rate of puncture, arc passivation puncture part will " cut type " puncture is converted into " expansion type " separation, reduces blood vessel wall damage area, blood vessel spasm and thrombosis risk reduces obviously, reduces the incidence rate of blood vessel inflammation after infusion.

This invention discloses a method for improving a mouse model of ANCA-associated vasculitis induced by anti-GBM antibodies, relating to the field of animal model construction. The method involves subcutaneously injecting mice with 20 μg rMPO on Day 0; administering 10 μg rMPO on Day 7; subcutaneously injecting 250 μg / kg GCSF daily from Day 11 to 15; and injecting 100 μl of goat anti-GBM serum via the tail vein on Day 16 to obtain the improved mouse model. This method improves the existing anti-GBM antibody-induced ANCA-associated vasculitis mouse model by injecting GCSF. This model enhances the disease severity in ANCA-associated vasculitis mice, specifically reflecting the disease in renal pathology and proteinuria, making the differences more obvious and effectively improving the success rate of model establishment.

This invention provides the use of a reagent for detecting Effector CD4+ T cells in peripheral blood of subjects in the preparation of products for diagnosing membranous nephropathy, lupus nephritis, or ANCA-associated vasculitis. This invention also provides the use of peripheral blood Effector CD4+ T cells in the preparation of diagnostic models for membranous nephropathy, lupus nephritis, or ANCA-associated vasculitis. This invention detects this biomarker by flow cytometry, and the results show that Effector CD4+ T cells are significantly elevated in patients with membranous nephropathy, effectively distinguishing membranous nephropathy from healthy controls (validation set AUC 0.8098), and can help differentiate membranous nephropathy from lupus nephritis (validation set AUC 0.8686) and ANCA-associated vasculitis (validation set AUC 0.8968), and its level is correlated with the refractory nature of membranous nephropathy.

A method for testing a diseased state of vasculitis and a method for testing an exacerbation risk of COVID-19, the method including: detecting or quantifying, in a blood sample collected from a subject, (1) a No. 1 APOA2-like protein that causes an antigen-antibody reaction with a single chain variable region fragment consisting of an amino acid sequence set forth in SEQ ID NO: 1 and has a molecular weight of 23 to 25 kDa, and / or (2) a No. 2 APOA2-like protein that causes an antigen-antibody reaction with a single chain variable region fragment consisting of an amino acid sequence set forth in SEQ ID NO: 1 and has a molecular weight of 16 to 20 kDa.

[Problem] Provided are a new marker of disease activity useful for testing a diseased state of vasculitis or an exacerbation risk of COVID-19, and a means for testing a diseased state of vasculitis or an exacerbation risk of COVID-19 using the marker. [Solution] According to an aspect of the present invention, there are provided a method for testing a diseased state of vasculitis and a method for testing an exacerbation risk of COVID-19, the method including: detecting or quantifying, in a blood sample collected from a subject, (1) a No. 1 APOA2-like protein that causes an antigen-antibody reaction with a single chain variable region fragment consisting of an amino acid sequence set forth in SEQ ID NO: 1 and has a molecular weight of 23 to 25 kDa, and / or (2) a No. 2 APOA2-like protein that causes an antigen-antibody reaction with a single chain variable region fragment consisting of an amino acid sequence set forth in SEQ ID NO: 1 and has a molecular weight of 16 to 20 kDa.

The present invention relates to the dipeptidyl-peptidase I (DPPI or Cathepsin C) inhibitor of formula (I), which is useful in the prevention and / or treatment of bronchiectasis with certain underlying aetiologies, in the prevention and / or treatment of anti-neutrophil cytoplasmic anti- body-associated vasculitis or hidradenitis suppurativa using therapeutically efficacious dosages and to polymorphs of Compound (I) as well as to pharmaceutical compositions comprising Compound (I) and its polymorphs.

The present disclosure relates to RNAi agents able to inhibit Complement Factor B (CFB) gene expression. Also disclosed are pharmaceutical compositions that include CFB RNAi agents and methods of use thereof. The CFB RNAi agents disclosed herein may be conjugated to targeting ligands, including ligands that comprise N-acetyl-galactosamine, to facilitate the in vivo delivery to hepatocyte cells. The RNAi agents can be used in methods of treatment of diseases, disorders, or symptoms mediated in part by CFB gene expression, including IgA nephropathy (IgAN), C3 glomerulopathy (C3G), immune complex-mediated membranoproliferative glomerulonephritis (IC-MPGN), lupus nephritis (LN), Anti-Glomerular Basement Membrane disease (anti-GBM), ischemia reperfusion injury and T-cell mediated rejection (TCMR) in kidney transplantation, anti-neutrophil cytoplasmic antibody (ANCA)-associated vasculitis, age-related macular degeneration (AMD), including early and / or intermediate 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 diseases.

The present invention relates to the dipeptidyl-peptidase I (DPPI or Cathepsin C) inhibitor of formula (I), which is useful in the prevention and / or treatment of bronchiectasis with certain underlying aetiologies, in the prevention and / or treatment of anti-neutrophil cytoplasmic anti- body-associated vasculitis or hidradenitis suppurativa using therapeutically efficacious dosages and to polymorphs of Compound (I) as well as to pharmaceutical compositions comprising Compound (I) and its polymorphs.

The invention discloses a Tibetan medicine anti-inflammation inunction preparation and a preparation method thereof, and belongs to the technical field of Tibetan medicines, and the Tibetan medicine anti-inflammation inunction preparation comprises rhubarb, alkali, oxytropis verticillata, herba achyranthis bidentatae, stellera chamaejasme, euphorbia macrocarpa, goethite, folium ilicis scandens, rock brain, volundaisy, gypsum rubrum, rhubarb, thalictrum aquilegifolium, codonopsis alpina, Perot, semen cassiae, abelmoschus esculentus seeds and lagotis diffusa. The medicament has the effects of promoting blood circulation to remove blood stasis, dispelling wind, eliminating dampness, relaxing tendons, dredging collaterals, diminishing inflammation and relieving pain. The traditional Chinese medicine composition can be used for treating joint swelling and pain, limb stiffness, limited activity, hand and foot spasm, neuralgia and other symptoms caused by vasculitis, varicosity, peripheral neuritis, rheumatism, rheumatoid arthritis, gout, fracture and the like, and has effective swelling and pain relieving effects.

Provided herein are compositions and methods for treating neuroinflammatory diseases and conditions, the neuroinflammatory diseases and conditions include Alzheimer's disease (AD), Parkinson's disease (PD), amyotrophic lateral sclerosis (ALS), multiple sclerosis (MS), traumatic brain injury (TBI), complex regional pain syndrome (CRPS), optic neuritis (ON), optic neuromyelitis (NMO), chronic traumatic encephalopathy (CTE), ischemic stroke (IS), vascular dementia (VAD), anti-oligodendroglia glycoprotein antibody disease (MOGAD), and the like. Transverse myelitis (TM), autoimmune encephalitis (AE), acute disseminated encephalomyelitis (ADEM), chronic meningitis (CM), central nervous system (CNS) vasculitis, hashimoto encephalitis (HE), neurosarcoidosis (NS), multi-system atrophy (MSA), migraine, chemotherapy-induced pain or dementia-related pain.

This invention relates to a drug for treating ANCA-associated vasculitis (AAV) using an effective dose of the drug, administration regimen, administration interval, and dosage form targeting BlyS and / or APRIL. The provided effective dose of the drug targeting BlyS and / or APRIL has been demonstrated to exhibit good safety and therapeutic efficacy in the treatment or relief of patients with ANCA-associated vasculitis.

The invention relates to the technical field of biology, in particular to application of a glycocalyx injury marker SDC-1 serving as a biomarker of ANCA-related vasculitis in the renal inflection active period. The invention discloses a biomarker capable of being used for early diagnosis and treatment scheme selection of ANCA-related vasculitis in the active period of renal inflection. The invention discloses a specific detection method for early diagnosis of ANCA-related vasculitis in the active period of renal inflection. According to the invention, high-precision and non-invasive early diagnosis of ANCA-related vasculitis in the active period of renal inflection can be realized, and the method has important significance for judging and predicting the progress of ANCA-related vasculitis renal inflection.

The application provides a binding protein specifically binding to glomerular basement membrane, a preparation method and application, and relates to the technical field of biotechnology. The binding protein contains a heavy chain variable region and a light chain variable region, the complementarity determining region of the heavy chain variable region includes an amino acid sequence identical to VH-CDR1, VH-CDR2 and VH-CDR3 of the heavy chain variable region shown in SEQ ID NO. 1; the complementarity determining region of the light chain variable region includes an amino acid sequence identical to VL-CDR1, VL-CDR2 and VL-CDR3 of the light chain variable region shown in SEQ ID NO. 2. The binding protein has good specific binding capacity to the glomerular basement membrane antigen, and can be used for identification of anti-glomerular basement membrane antibodies or glomerular basement membrane antigens, and diagnosis and detection of anti-glomerular basement membrane antibody positive diseases and / or vasculitis.

The invention belongs to the technical field of medical images, and particularly relates to a vasculitis characteristic analysis method and system based on a multi-dimensional image. The method extracts blood vessel branch structure information from an image to generate a blood vessel branch map, and performs spatial registration on a blood flow condition image based on the map so as to extract a blood flow signal and form a time series data set. And then, identifying a blood vessel region containing positive and negative change sections by analyzing the time sequence data set, determining the blood vessel region as a blood flow fluctuation section, and calibrating the blood vessel region as an abnormal region. And further calculating a comprehensive score to determine a final analysis result based on the score parameter corresponding to the abnormal region and in comparison with the reference list. According to the method, the detection precision of the tiny focus is improved by identifying the blood flow fluctuation segment; cross validation is carried out by using similarity scores, so that the reliability of evaluation is ensured; and the structure, function and time dimension information are fused to realize dynamic tracking of the blood vessel state, so that the accuracy and credibility of an analysis result are improved.

The present invention relates to the dipeptidyl-peptidase I (DPPI or Cathepsin C) inhibitor of formula (I), which is useful in the prevention and / or treatment of bronchiectasis with certain underlying aetiologies, in the prevention and / or treatment of anti-neutrophil cytoplasmic antibody-associated vasculitis or hidradenitis suppurativa using therapeutically efficacious dosages and to polymorphs of Compound (I) as well as to pharmaceutical compositions comprising Compound (I) and its polymorphs.

Provided herein is a synthetic polypeptide derived from High Mobility Group Box 1 (HMGB 1) host protein that can both disrupt bacterial biofilms and prevent Neutrophil Extracellular Trap (NET) formation. Also provided herein are methods to disrupt aberrant or excessive NET formation that are particularly well-suited to treat high-risk populations such as those infected with SARS CoV-2, sepsis, autoimmune diseases e.g., systemic lupus erythematosus, rheumatoid arthritis, Type I diabetes mellitus, small vessel vasculitis, autoinflammatory diseases e.g., gout, inflammatory bowel disease, and metabolic diseases e.g., Type 2 diabetes and obesity.

The invention relates to a traditional Chinese medicine composition for treating chronic refractory wounds and a paste, a preparation method and application thereof, the traditional Chinese medicine composition comprises silkworm cocoon shells, lithospermum, bletilla striata, andrographis paniculata, astragalus membranaceus, pseudo-ginseng powder and borneol, and the traditional Chinese medicine composition has an anti-oxidative stress effect, can promote the generation of capillaries in wounds of patients, and has a good curative effect on the wounds of the patients. The inflammatory response can be relieved by down-regulating the expression of IL-6 and TNF-alpha in wound tissues, and wound healing is facilitated; after the prepared external paste is smeared on an affected part, a medicine film which is good in breathability and does not need to be isolated by external gauze can be formed, and the formed medicine film is not adhered to the wound surface of a patient, can be cleaned with water and is convenient to change medicine; the traditional Chinese medicine composition has a good curative effect on chronic ulcerative diseases caused by diabetes, lower limb vascular diseases including vasculitis, burn and paralysis basic diseases. The traditional Chinese medicine composition can clearly grasp the pathology of chronic refractory wounds, is appropriate and reasonable in formula, does not contain harmful substances such as heavy metals, and is low in toxicity, good in curative effect, simple to prepare and convenient to use.

Methods for treating systemic lupus erythematosus using compounds or pharmaceutical compositions that modulate the activity of Bcl-2 family proteins are disclosed. In some methods, the patient to be treated is diagnosed with lupus nephritis. In some methods, the compound or pharmaceutical composition is administered to the patient in need thereof at a therapeutically effective dose sufficient to elicit one or more effects selected from: reduced excretion of protein in the urine of the patient, reduced serum anti-dsDNA autoantibody levels in the patient, reduced skin lesion severity in the patient, reduced lymphadenopathy severity in the patient, reduced glomerulonephritis severity in the patient, reduced vasculitis severity in the patient, reduced lymphocyte cell counts in a peripheral blood mononuclear cell (PMBC) panel taken from the patient, reduced lymphocyte cell counts in the spleen of the patient, and reduced lymphocyte infiltration of the kidneys of the patient.

The present application relates to a kind of dipeptidyl peptidase I inhibitor shown in general formula (I) and use, specifically, dipeptidyl peptidase I inhibitor shown in general formula (I) and its purposes in preparation, prevention and / or treatment with DPP-1 related disease drug.The compound of the present application is ideal high-activity DPP-1 inhibitor, can be used for treating and / or preventing clinical diseases, including non-cystic fibrosis bronchiectasis (NCFBE), asthma, chronic obstructive pulmonary disease (COPD) and respiratory distress syndrome and other lung-related diseases and ANCA-related vasculitis, lupus nephritis, inflammatory bowel disease, rheumatoid arthritis and other autoimmune diseases and sepsis, alpha 1 antitrypsin deficiency, cancer, diabetic cardiomyopathy.

The present disclosure provides tripeptide products for use in methods of treating metabolic, cardiovascular, inflammatory, and neoplastic diseases in combination with Fecatobacterium.

The present invention relates to the dipeptidyl-peptidase I (DPPI or Cathepsin C) inhibitor of formula (I), which is useful in the prevention and / or treatment of bronchiectasis with certain underlying aetiologies, in the prevention and / or treatment of anti-neutrophil cytoplasmic antibody-associated vasculitis or hidradenitis suppurativa using therapeutically efficacious dosages and to polymorphs of Compound (I) as well as to pharmaceutical compositions comprising Compound (I) and its polymorphs.

Compositions and methods for treating neuroinflammatory diseases and conditions, including Alzheimer's disease (AD), Parkinson's disease (PD), amyotrophic lateral sclerosis (AES), multiple sclerosis (MS), traumatic brain injury (TBI), complex regional pain syndrome (CRPS), optic neuritis (ON), neuromyelitis optica (NMO), chronic traumatic encephalopathy (CTE), ischemic stroke (IS), vascular dementia (VAD), anti-myelin oligodendrocyte glycoprotein antibody disease (MOGAD), transverse myelitis (TM), autoimmune encephalitis (AE), acute disseminated encephalomyelitis (ADEM), chronic meningitis (CM), central nervous system (CNS) vasculitis, Hashimoto's encephalitis (HE), neurosarcoidosis (NS), multiple system atrophy (MSA), migraine, chemotherapy-induced pain, or dementia-related pain, are provided herein.