26 results about "Allergic asthma" patented technology

The invention relates to a preparation method and application of an effective part of hyssop officinalis L. The method comprises the following steps: taking hyssop officinalis L., cutting into cun sections, carrying out reflux extraction with ethanol, filtering, merging filtrates, carrying out vacuum concentration, and carrying out vacuum drying to obtain a hyssop officinalis L. ethanol extract; and dissolving the extract in ethanol, extracting with ethyl acetate, concentrating the upper layer under reduced pressure, and drying in vacuum to obtain the effective part of hyssop officinalis. The invention further discloses application of the effective part of the hyssop officinalis obtained through testing in preparation of the anti-allergic asthma medicine.

The invention belongs to the technical field of medicine, and discloses an artemisia annua pollen allergen sublingual drop as well as a preparation process and application thereof.The preparation is realized through the following core processes: firstly, performing raw material screening and supercritical CO2 degreasing pretreatment on artemisia annua pollen at the full-bloom stage in North China, then performing graded ultralow-temperature freezing and crushing, and performing freeze drying to obtain the artemisia annua pollen allergen sublingual drop. The particle size D90 of the superfine powder is smaller than or equal to 4 microns; then adopting a neutral protease and pectinase composite enzymatic hydrolysis system, and combining 4 DEG C low-temperature pulse ultrasound-assisted treatment to accelerate the dissolution of allergens; carrying out tangential flow grading purification and buffer solution replacement by virtue of 100kDa and 5kDa PES (Polyether Sulfonate) ultrafiltration membranes, and introducing a compound stabilizer; and finally, performing three-stage sterile filtration, and performing encapsulation and preservation. According to the process, through multi-link collaborative optimization, the extraction efficiency and activity stability of allergens are improved, and the prepared sublingual drops have the effects of improving allergic rhinitis, allergic asthma and airway inflammation and also have excellent permeability.

The invention discloses an application of glucopyranose galactooligosacharide in preparation of a medicine for treating and / or preventing allergic asthma. The invention finds that the glucopyranose galactooligosaccharide can obviously relieve airway inflammatory reaction of an allergen-induced allergic asthma model, including reducing airway inflammatory factor level, improving airway hyperreactivity and reducing lung inflammatory cell infiltration, and has no abnormal influence on blood routine and main organ functions; the composition has the advantages of small drug application dosage, low pharmaceutical cost, high safety, remarkable drug effect and the like, and has a wide application prospect.

The invention relates to a gene therapy vector nucleic acid construct for allergic diseases and a use method of the gene therapy vector nucleic acid construct. In particular to an expression cassette, the expression cassette comprises the following elements: a promoter, an optional first signal peptide coding sequence, a heavy chain coding sequence of an anti-IgE antibody, an optional linker sequence, an optional second signal peptide coding sequence and a light chain coding sequence of the anti-IgE antibody, and the invention also provides an adeno-associated virus vector containing the expression cassette. The gene expression framework of the adeno-associated virus vector can realize high-level expression of a target gene, and can be used for treating allergic diseases such as allergic asthma and chronic spontaneous urticaria.

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 invention relates to the technical field of probiotics, in particular to an application of a probiotic (Bifidobacterium longum) in allergic asthma (preventing, relieving or treating allergic asthma). The invention relates to an application of probiotics in allergic asthma, in particular to an application of the probiotics in inhibiting a PI3K / AKT / NF-kappa B signal channel. According to the probiotics disclosed by the invention, activation of a PI3K / AKT / NF-kappa B signal channel is specifically inhibited, immune imbalance is regulated and controlled from the source, and Th2 type immune response is effectively inhibited. Specifically, the total IgE level in serum and the expression of Th2 type cytokines such as IL-4, IL-5 and IL-13 are remarkably reduced, the inflammatory response of the airway mainly caused by eosinophilic granulocyte infiltration is relieved, and the airway high reactivity and airway remodeling are effectively improved. The invention provides a novel intervention strategy which is clear in mechanism, high in safety and capable of treating both symptoms and root causes according to the intestine-lung axis theory, and has a wide application prospect in the aspect of treating allergic asthma.

The present invention provides an antibody comprising citrulline epitope or a binding fragment thereof for use in the treatment or prevention of a disease associated with release of an extracellular trap from a cell, such as a neutrophil extracellular trap (NET)-associated disease (NET-associated disease) or an eosinophil extracellular trap (EET)-associated disease (EET-associated disease), the method comprises administering at least one dose of an antibody at a specific concentration. The present invention also provides these methods themselves. NET related diseases include systemic lupus erythematosus (SLE), lupus, septicemia, vasculitis, inflammatory arthritis, rheumatoid arthritis and osteoarthritis, psoriasis, Alzheimer's disease, autoimmune hepatitis, juvenile idiopathic arthritis, myositis (polymyositis and dermatomyositis), sicca syndrome, antiphospholipid syndrome, Behcet's disease, spondylitis, spondyloarthropathy, multi-system atrophy, and the like. Parkinson's disease, Lewy body dementia, asthma, allergic rhinovirus aggravated asthma, allergic asthma, acute respiratory distress syndrome, cystic fibrosis, fibrosis and idiopathic pulmonary fibrosis, heart failure, atherosclerosis, dry eye disease, uveitis, non-granulogenic uveitis, granulogenic uveitis, dermatitis, atopic dermatitis, COPD, bronchitis, and the like. Or other NET-related diseases, such as wound healing in diabetic patients, cancer, cancer metastasis, and transplanted organ health in vivo or in vitro. The invention also provides a pharmaceutical composition and a method for treating or preventing NET related diseases. Such as SLE, lupus, sepsis, vasculitis, inflammatory arthritis, rheumatoid arthritis and osteoarthritis, psoriasis, Alzheimer's disease, autoimmune hepatitis, juvenile idiopathic arthritis, myositis (polymyositis and dermatomyositis), sicca syndrome, antiphospholipid syndrome, Behcet's disease, spondylitis, spondyloarthropathy, multi-system atrophy, Parkinson's disease, Lewy body dementia, asthma, and the like. Allergic rhinovirus aggravated asthma, allergic asthma, acute respiratory distress syndrome, cystic fibrosis, fibrosis and idiopathic pulmonary fibrosis, heart failure, atherosclerosis, dry eye disease, uveitis, non-granulometric uveitis, granulometric uveitis, dermatitis, atopic dermatitis, COPD, bronchitis, thrombotic disease, cardiovascular disease, and the like. Or other NET-related diseases, such as wound healing in diabetic patients, cancer, cancer metastasis, and transplanted organ health in vivo or in vitro. The EET-related diseases include eosinophilic granulocyte diseases or conditions, such as eosinophilic granulocyte diseases or conditions of skin; a respiratory eosinophilic granulocyte disease or condition; gastrointestinal eosinophilic cell diseases or disorders; allergic diseases or conditions; or worm, fungus, virus or bacterial infection.

The application provides a drug delivery system and a preparation method and application thereof, and relates to the technical field of biomedicine.The drug delivery system comprises mesenchymal stem cell exosomes, black phosphorus quantum dots and budesonide.The drug delivery system contains mesenchymal stem cell exosomes, has the functions of immune regulation, anti-inflammation and lung targeting, realizes lung targeted delivery of the black phosphorus quantum dots loaded with budesonide, and realizes precise regulation of lung temperature by utilizing the near-infrared photothermal effect of the black phosphorus quantum dots in asthma for the first time, so that local hyperthermia for allergic asthma is realized.The drug delivery system utilizes the photothermal effect of the black phosphorus quantum dots in the carrier to control the release speed of budesonide, is beneficial to maintaining the optimal drug concentration in the lung, and is expected to reduce the dosage and frequency of medication and reduce the risk of side effects.The application firstly cooperates the mesenchymal stem cell exosomes, local hyperthermia and the immune regulation effect of budesonide for the treatment of allergic asthma.

The invention discloses application of an inhibitor Acevaltrate targeting PCBP2 in preparation of a medicine for treating allergic asthma, and belongs to the technical field of biological medicine. The invention discloses application of PCBP2 as a molecular target of a drug for treating allergic asthma. The core pathological mechanism of allergic asthma is closely related to M2 polarization of macrophages, and PCBP2 positively drives the polarization process by regulating an STAT6 signal channel. Acevaltrate can specifically inhibit the biological function of PCBP2 and block M2 polarization of macrophages induced by IL-4 / IL-13, so that airway inflammation is relieved, over-generation of IgE (immunoglobulin E) is inhibited, and airway remodeling is improved. The invention further provides a pharmaceutical composition containing the Acevaltrate, a drug combination scheme of the Acevaltrate and an existing asthma treatment drug, and a drug screening system based on a PCBP2-M2 polarization axis. The technology breaks through the limitation of an existing asthma treatment target spot, realizes the trans-boundary application of Acevaltrate from an anti-tumor drug to an anti-asthma drug, provides an accurate and efficient novel treatment strategy for allergic asthma, especially refractory asthma, and has remarkable clinical transformation value and wide application prospects.

A method of treating a patient with of one or more of: allergic asthma; chronic rhinosinusitis with nasal polyps; chronic spontaneous urticaria; nasal polyps; food allergy; moderate to severe persistent asthma in patients with a positive skin test or in vitro reactivity to a perennial aeroallergen and symptoms inadequately controlled with inhaled corticosteroids, the method comprising administering 150 mg / mL omalizumab formulation, wherein the omalizumab is administered subcutaneously by a syringe.

The invention relates to the technical field of medicines, in particular to a pharmaceutical composition and application thereof in preparation of drugs for preventing or treating allergic asthma. The invention relates to a pharmaceutical composition which is definite in active ingredient, high in safety and capable of efficiently treating allergic asthma through a multi-target synergistic effect. The pharmaceutical composition comprises 8-O-debenzoyl paeoniflorin (8-DPF), pentagalloylglucose (PGG), paeoniflorin (PF) and white paeony root crude polysaccharide which serve as active ingredients. According to the composition, through scientific compatibility of the active ingredients of PGG, PF and 8-DPF and the radix paeoniae alba crude polysaccharide, triple effects of anti-inflammation, immunoregulation and bronchial relaxation are achieved, and the problems that an existing medicine is single in target spot, large in side effect, low in bioavailability and the like are solved.

This invention discloses a fusion peptide with synergistic anti-allergic effects, an anti-LTB4 monoclonal antibody, and an anti-allergic drug composition thereof. The fusion peptide is composed of peptide A, which inhibits histamine release, and peptide B, which blocks mast cell activation signals, covalently linked by a linker peptide, which can synergistically inhibit mast cell activation. The anti-LTB4 monoclonal antibody can specifically bind to LTB4, blocking its mediated inflammatory response. Combining the fusion peptide, the anti-LTB4 monoclonal antibody, and myricetin, which has antioxidant activity, forms a multi-target drug composition that can synergistically inhibit allergic reactions from multiple aspects, such as inhibiting mast cell degranulation, blocking the action of inflammatory mediators, and clearing oxidative stress products. In vitro cell experiments and OVA-induced allergic asthma mouse models have demonstrated that the anti-allergic effect of this composition is significantly better than that of a single component, and it has no obvious toxicity, providing a new candidate drug for the efficient treatment of allergic diseases.

Methods for treating or preventing asthma (e.g., allergic asthma, asthma associated with allergic bronchopulmonary aspergillosis (ABPA), moderate-to-severe asthma, persistent asthma or the like) and associated conditions (e.g., ABPA, ABPA comorbid with asthma, ABPA comorbid with cystic fibrosis (CF), ABPA comorbid with asthma and CF) in a subject are provided. Methods comprising administering to a subject in need thereof a therapeutic composition comprising an interleukin-4 receptor (IL-4R) antagonist, such as an anti-IL-4R antibody or antigen-binding fragment thereof, are provided.

The invention discloses application of bifidobacterium animalis in relieving respiratory tract allergy symptoms, and belongs to the technical field of microorganisms. The technical problem to be solved is to provide the application of the bifidobacterium animalis in relieving the respiratory tract allergy symptoms, the key point of the technical scheme is the application of the bifidobacterium animalis subsp. Lactis BL-5M in relieving the respiratory tract allergy symptoms, and the preservation number of the bifidobacterium animalis subsp. Lactis BL-5M is CGMCC (China General Microbiological Culture Collection Center) No.33449. The medicine can act on the core mechanism of respiratory tract allergy, and the sneezing / cough frequency caused by respiratory tract stimulation reflex is reduced; the lung tissue enlargement mediated by allergic inflammation is relieved; the ratio of eosinophilic granulocytes in bronchoalveolus is reduced; the concentration of proinflammatory factors IL-4 and IL-5 in bronchoalveolus alveolus is reduced; inflammatory cell infiltration around the lung airway wall is reduced; the IgE content in a body circulation system or local tissues is reduced, meanwhile, the diversity of intestinal flora is improved, anti-inflammatory functional flora is accurately enriched, and the allergic asthma is improved in a targeted manner.

The application provides an animal Bifidobacterium lactis subsp. and an application thereof for preventing and relieving allergic asthma symptoms. The animal Bifidobacterium lactis subsp. is named animal Bifidobacterium lactis subsp. HNU319, has been preserved in the Guangdong Microbial Culture Collection Center (GDMCC) on May 9, 2026, has a preservation number of GDMCC No: 68233, and is classified and named as Bifidobacterium animalis subsp. lactis. The strain exerts an anti-asthma effect through an 'entero-pulmonary axis' regulation network, has the advantages of high safety, clear mechanism and remarkable effect, can be used for developing functional food, microecological preparations or as an active ingredient for the prevention and adjuvant treatment of respiratory diseases, and has a broad industrialization prospect.

Described are RNAi agents, compositions that include RNAi agents, and methods for inhibition of a thymic stromal lymphopoietin (TSLP) gene. The TSLP RNAi agents and RNAi agent conjugates disclosed herein inhibit the expression of an TSLP gene. Pharmaceutical compositions that include one or more TSLP RNAi agents, optionally with one or more additional therapeutics, are also described. Delivery of the described TSLP RNAi agents to pulmonary cells, in vivo, provides for inhibition of TSLP gene expression, which can provide a therapeutic benefit to subjects, including human subjects, for the treatment of various diseases including pulmonary inflammation diseases such as asthma, including allergic asthma.

The invention belongs to the technical field of medicines, relates to a shikonaceae cynoglossum plant and a new application of an extract of the shikonaceae cynoglossum plant, and in particular relates to an application of the shikonaceae cynoglossum plant and / or the extract of the shikonaceae cynoglossum plant in preparing a medicine for treating allergic diseases. Wherein the allergic diseases comprise various allergic diseases such as allergic rhinitis or syndrome, allergic asthma, allergic tracheitis, allergic skin diseases (eczema, urticaria and dermatitis) and the like. The preparation prepared by taking the shikonaceae cynoglossum plant and the extract thereof as active ingredients has a remarkable curative effect on the allergic diseases, can radically cure the allergic diseases, and is safe and free of side effects. The traditional Chinese medicine belongs to natural medicinal materials and is wide in source, so that a new choice is provided for clinically treating the disease.

The invention discloses application of an NTA10 inhibitor Remodelin in preparation of a medicine for treating allergic asthma, and belongs to the technical field of biological medicine. The core pathological link of the allergic asthma is macrophage M2 polarization imbalance, and NAT10 serving as RNA N4-acetylcytidine modified write enzyme can drive the polarization process. Remodelin is used as an NAT10 specific inhibitor, and can be combined with an NAT10 catalytic structural domain to inhibit the activity of acetyltransferase in a targeted manner, so that an M2 polarization signal channel of macrophages induced by IL-4 / IL-13 is blocked. The invention provides an intraperitoneal injection type medicine taking Remodelin as a core active component, and in-vivo and in-vitro experiments prove that the medicine can remarkably reduce airway inflammatory cell infiltration, down-regulate inflammatory factor release, inhibit high secretion of mucus and airway remodeling, reduce the serum IgE level and effectively improve the pathology phenotype of allergic asthma. According to the invention, the asthma treatment value of the Remodelin-NAT10-macrophage M2 polarization regulation axis is disclosed for the first time, the blank of treating asthma through targeted RNA epigenetic modification is filled, and a brand new treatment scheme is provided for severe asthma.

To provide a novel targeted therapy for the treatment and / or prevention of allergic asthma. [Solution] One particular method includes the step of administering a therapeutic composition comprising an interleukin-33 (IL-33) antagonist, for example, an anti-IL-33 antibody, to a subject in need. Another disclosed method includes the step of administering a therapeutic composition comprising an interleukin-4R (IL-4R) antagonist, for example, an anti-IL-4R antibody, to a subject in need. Yet another disclosed method includes the step of administering a first therapeutic composition comprising an interleukin-33 (IL-33) antagonist, for example, an anti-IL-33 antibody, and a second therapeutic composition comprising an interleukin-4 receptor (IL-4R) antagonist, for example, an anti-IL-4R antibody, to a subject in need.

The application relates to a triterpenoid compound A2 extracted from oriental alisma, and a preparation method thereof. The preparation method is as follows: oriental alisma is dried and crushed, soaked with acetone at room temperature, broken and extracted, filtered, and the filter liquor is combined and concentrated under reduced pressure to obtain an extract; the extract is extracted with equal amounts of petroleum ether, dichloromethane, ethyl acetate and n-butanol in sequence, concentrated and dried to obtain a petroleum ether part, a dichloromethane part, an ethyl acetate part, an n-butanol part and a water part; the dichloromethane part is dissolved in methanol, mixed with silica gel, loaded on a column and eluted four times to obtain a target flow fraction; the target flow fraction is loaded on a chromatographic column, the flow fraction in the retention time is collected, concentrated and dried, and the triterpenoid compound A2 is obtained. The raw material is rich, the unique preparation method is adopted, the compound A2 can improve airway inflammation and airway hyperresponsiveness of OVA-induced allergic asthma, can be used for preparing a medicine for treating allergic asthma, expands the medicinal value and economic value of the oriental alisma, and has great economic and social benefits.

150 mg / mL omaszumab formulations for use in methods of treating one or more of the following: allergic asthma; chronic nasal-nasosinusitis accompanied by nasal polyp; chronic spontaneous urticaria; nasal polyp; food allergy; medium to severe persistent asthma in patients having a positive skin test or in vitro reactivity to perennial aerogenic allergens and symptoms inadequately controlled with inhaled corticosteroids wherein the omaszumab is administered subcutaneously by a syringe.

A novel strain, Lactobacillus paracasei ATG-E1 (Accession No. KCTC 14245BP), and a composition containing the same for preventing or treating respiratory diseases which are caused by fine particulate matter. The Lactobacillus paracasei ATG-E1 strain reduces the number of immune cells bronchoalveolar and lung tissues and inhibits the expression of inflammatory cytokines such as interleukin-17A (IL-17A), tumor necrosis factor-α (TNF-α), macrophage inflammatory protein 2 (MIP2), C-X-C motif chemokine ligand 1 (CXCL-1), macrophage inflammatory protein-α (MIP-1α) or interleukin-6 (IL-6). Therefore, the Lactobacillus paracasei ATG-E1 strain can be used for a treatment or health functional food for various respiratory diseases such as acute and chronic bronchitis, catarrhal bronchitis, bronchitis obliterans, inflammatory bronchitis, bronchial asthma, atopic asthma, non-atopic asthma, atopic IgE-mediated asthma, allergic asthma, non-allergic asthma, chronic bronchoconstriction, acute bronchoconstriction, chronic obstructive pulmonary disease, bronchial adenoma, pulmonary tuberculosis, emphysema, lung abscess, pulmonary fibrosis, lung cancer, airway cancer, bronchoalveolar cancer, and bronchial cancer.

Described are RNAi agents, compositions that include RNAi agents, and methods for inhibition of an interleukin 33 (IL33) gene. The IL33 RNAi agents and RNAi agent conjugates disclosed herein inhibit the expression of an IL33 gene. Pharmaceutical compositions that include one or more IL33 RNAi agents, optionally with one or more additional therapeutics, are also described. Delivery of the described IL33 RNAi agents to pulmonary cells, in vivo, provides for inhibition of IL33 gene expression, which can provide a therapeutic benefit to subjects, including human subjects, for the treatment of various diseases including pulmonary inflammation diseases such as asthma, including allergic asthma.

This invention relates to methods for treating or preventing asthma by administering an IL-4R antagonist, and provides methods for treating or preventing asthma (e.g., allergic asthma, asthma associated with allergic bronchopulmonary aspergillosis (ABPA), moderate to severe asthma, persistent asthma, etc.) and related conditions (e.g., ABPA, ABPA comorbidity with asthma, ABPA comorbidity with cystic fibrosis (CF), ABPA comorbidity with both asthma and CF) in subjects. A method is provided comprising administering a therapeutic composition to a subject in need, said therapeutic composition comprising an interleukin-4 receptor (IL-4R) antagonist, such as an anti-IL-4R antibody or an antigen-binding fragment thereof.

The present invention provides a composition and method for treating an allergic disease. The composition comprises a ligand for asialoglycoprotein receptor 1 (Asgr1). The allergic disease may be atopic dermatitis, allergic rhinitis, urticaria, allergic asthma, allergic conjunctivitis, allergic gastrointestinal inflammation, or anaphylactic shock. The allergic disease may be caused by house dust mites. The present invention also provides a method for determining if a test compound activates human Asgr1.

The invention relates to the technical field of biological medicine, and provides application of liquiritin in preparation of a medicine for preventing / treating allergic asthma aiming at the problem that the existing medicine for treating allergic asthma can generate large side effects after being used for a long time. It is verified that liquiritin can improve balance through regulation and control of a channel, plays an anti-inflammatory role, has the effect of remarkably inhibiting inflammatory factors of allergic asthma and has a great industry prospect in preparation of the medicine for preventing / treating allergic asthma.