204 results about "Degranulation" patented technology

Compounds useful as inhibitors of PDE4 in the treatment of diseases regulated by the activation and degranulation of eosinophils, especially asthma, chronic bronchitis, and chronic obstructuive pulmonary disease, of the formula: wherein j is 0 or 1, k is 0 or 1, m is 0, 1, or 2; n is 1 or 2; A is selected from the partial Formulas: where q is 1, 2, or 3, W3 is -O-; -N(R9)-; or -OC(=O)-; R7 is selected from -H; -(C1-C6) alkyl, -(C2-C6) alkenyl, or -(C2-C6) alkynyl substituted by 0 to 3 substituents R10; -(CH2)u-(C3-C7) cycloalkyl where u is 0, 1 or 2, substituted by 0 to 3 R10; and phenyl or benzyl substituted by 0 to 3 R14; R8 is tetrazol-5-yl; 1,2,4-triazol-3-yl; 1,2,4-triazol-3-on-5-yl; 1,2,3-triazol-5-yl; imidazol-2-yl; imidazol-4-yl; imidazolidin-2-on-4-yl; 1,3,4-oxadiazolyl; 1,3,4-oxadiazol-2-on-5-yl; 1,2,4-oxadiazol-3-yl; 1,2,4-oxadiazol-5-on-3-yl; 1,2,4-oxadiazol-5-yl; 1,2,4-oxadiazol-3-on-5-yl; 1,2,5-thiadiazolyl; 1,3,4-thiadiazolyl; morpholinyl; parathiazinyl; oxazolyl; isoxazolyl; thiazolyl; isothiazolyl; pyrrolyl; pyrazolyl; succinimidyl; glutarimidyl; pyrrolidonyl; 2-piperidonyl; 2-pyridonyl; 4-pyridonyl; pyridazin-3-onyl; pyridyl; pyrimidinyl; pyrazinyl; pyridazinyl; indolyl; indolinyl; isoindolinyl; benzo[b]furanyl; 2,3-dihydrobenzofuranyl; 1,3-dihydroisobenzofuranyl; 2H-1-benzopyranyl; 2-H-chromenyl; chromanyl; benzothienyl; 1H-indazolyl; benzimidazolyl; benzoxazolyl; benzisoxazolyl; benzothiazolyl; benzotriazolyl; benzotriazinyl; phthalazinyl; 1,8-naphthyridinyl; quinolinyl; isoquinolinyl; quinazolinyl; quinoxalinyl; pyrazolo[3,4-d]pyrimidinyl; pyrimido[4,5-d]pyrimidinyl; imidazo[1,2-a]pyridinyl; pyridopyridinyl; pteridinyl; or 1H-purinyl; or A is selected from phosphorous and sulfur acid groups; W is -O-; -S(=O)t-, where t is 0, 1, or 2; or -N(R3)-; Y is =C(R1a)-, or -[N<custom-character file="US20020111495A1-20020815-P00900.TIF" wi="20" he="20" id="custom-character-00001" / >(O)k] where k is 0 or 1; R4, R5 and R6 are (1) -H; provided that R5 and R6 are not both -H at the same time, -F; -Cl; -(C2-C4) alkynyl; -R16; -OR16; -S(=O)pR16; -C(=O)R16, -C(=O)OR16, -C(=O)OR<highlight><sup

An examination or surgical glove having an inner coating of a compound which prevents the degranulation of mast cells which releases medicators of inflammation. The coating includes anti-mast cell and anti-inflammatory agents such cromolyn compounds and human type protease inhibitors.

Compositions with synergistic anti-inflammatory effects in inflammatory diseases resulting from activation and consequent degranulation of mast cells and followed by secretion of inflammatory biochemicals from the activated mast cells, the compositions containg one or more of a flavone or flavonoid glycoside a heavily sulfated, non-bovine proteoglycan, an unrefined olive kernel extract that increases absorption of these compositions in various routes of administration, a hexosamine sulfate such as D-glucosamine sulfate, S-adenosylmethionine, a histamine-1 receptor antagonist, a histamine-3 receptor agonist, an antagonist of the actions of CRH, a long-chain unsaturated fatty acid, a phospholipid, Krill oil, a polyamine, glutiramer acetate and interferon. Certain of the present compositions are useful in protecting against the neuropathological components of multiple sclerosis and similar inflammatory neurological diseases.

The invention provides methods of delivering pharmacologic agents linked to an internalization peptide, in which an inflammatory response inducible by the internalization peptide is inhibited by co-administration of an anti-inflammatory or by linking the internalization peptide to biotin or similar molecule. Such methods are premised in part on the results described in the examples whereby administration of a pharmacological agent linked to tat high dosages is closely followed by an inflammatory response, which includes mast cell degranulation, histamine release and the typical sequelae of histamine release, such as redness, heat, swelling, and hypotension.

Compositions with synergistic anti-inflammatory effects in inflammatory diseases resulting from activation and consequent degranulation of mast cells and followed by secretion of inflammatory biomolecules from the activated mast cells, composed of a heavily sulfated, non-bovine proteoglycan such as shark cartilage chondroitin sulfate C, an unrefined olive kernel oil / extract that increases absorption of these compositions in various routes of administration, and one or more of a hexosamine sulfate such as D-glucosamine sulfate, a flavone such as quercetin, S-adenosylmethionine, a histamine-1 receptor antagonist, a histamine-3 receptor agonist, an antagonist of the actions of CRH, caffeine, and a polyamine.

Hypersecretion of mucus in the lungs is inhibited by the administration of an epidermal growth factor receptor (EGF-R) antagonist. The EGF-R antagonist may be in the form of a small organic molecule, an antibody, or portion of an antibody that binds to and blocks the EGF receptor. The EGF-R antagonist is preferably administered by injection in an amount sufficient to inhibit formation of goblet cells in pulmonary airways. The degranulation of goblet cells that results in airway mucus production is thereby inhibited. Assays for screening candidate agents that inhibit goblet cell proliferation are also provided.

Compositions with synergistic anti-inflammatory effects in inflammatory diseases resulting from activation and consequent degranulation of mast cells and followed by secretion of inflammatory biomolecules from the activated mast cells, composed of a heavily sulfated, non-bovine proteoglycan such as shark cartilage chondroitin sulfate C, an unrefined olive kernel oil / extract that increases absorption of these compositions in various routes of administration, and one or more of a hexosamine sulfate such as D-glucosamine sulfate, a flavone such as quercetin, S-adenosylmethionine, a histamine-1 receptor antagonist, a histamine-3 receptor agonist, an antagonist of the actions of CRH, caffeine, and a polyamine.

The invention concerns the use of a mast cell activation- or degranulation-blocking agent in the manufacture of a medicament for the treatment of cerebral ischemia. The invention also relates to treatment of patients suffering from acute ischemic stroke, acute hemorrhagic stroke, subarachnoid hemorrhage, cerebral venous thrombosis or global cerebral ischemia associated with cardiac arrest. Further, the invention provides compositions of contrast media or similar exogenous media, which are intended for use in diagnostic or therapeutic applications for introduction into the intravascular, intrathecal or the intracranial space, comprising a mast cell degranulation-blocking and / or mast cell activation-blocking agent.

Hypersecretion of mucus in the lungs is inhibited by the administration of an epidermal growth factor receptor (EGF-R) antagonist. The EGF-R antagonist may be in the form of a small organic molecule, an antibody, or portion of an antibody that binds to and blocks the EGF receptor. The EGF-R antagonist is preferably administered by injection in an amount sufficient to inhibit formation of goblet cells in pulmonary airways. The degranulation of goblet cells that results in airway mucus production is thereby inhibited. Assays for screening candidate agents that inhibit goblet cell proliferation are also provided.

The invention concerns the use of a mast cell activation- or degranulation-blocking agent in the manufacture of a medicament for preventing and treating cerebral complications caused by thrombolytic treatment. The invention also relates to treatment of patients suffering from cerebral complications associated with thrombolysis. Further, the invention provides thrombolytic compositions comprising a mast cell degranulation-blocking and / or mast cell activation-blocking agent present in a therapeutically effective amount to prevent or reduce any cerebral complications caused by the active thrombolytic component.

The invention discloses a multichannel ultrasonic acupuncture point stimulation method. According to the method, acupuncture points of a patient are stimulated by using a plurality of probes through ultrasonic waves so as to achieve the acupuncture and moxibustion effect; preferentially, deep portions of the acupuncture points of the patient are irradiated by continuous ultrasonic waves with the frequency ranging from 0.75 MHz to 2 MHz and the intensity ranging from 1.5 W / cm<2> to 2.25 W / cm<2> from the body surface of the patient so as to achieve degranulation of mast cells of the deep portions of the acupuncture points. Based on the method, a multichannel ultrasonic acupuncture point stimulation device is composed of an ultrasonic treatment head set, an ultrasonic wave generation circuit and a system control circuit. The multichannel ultrasonic acupuncture point stimulation method and device can be directly applied to the field of clinic treatment and study and overcome defects of existing substitute acupuncture instruments.

Hypersecretion of mucus in the lungs is inhibited by the administration of an epidermal growth factor receptor (EGF-R) antagonist. The EGF-R antagonist may be in the form of a small organic molecule, an antibody, or portion of an antibody that binds to and blocks the EGF receptor. The EGF-R antagonist is preferably administered by injection in an amount sufficient to inhibit formation of goblet cells in pulmonary airways. The degranulation of goblet cells that results in airway mucus production is thereby inhibited. Assays for screening candidate agents that inhibit goblet cell proliferation are also provided.

A trifunctional molecule comprising a target-specific ligand, a ligand that binds a protein associated with the TCR complex and a T cell receptor signaling domain polypeptide is provided. Engineering T cells with this novel receptor engenders antigen specific activation of numerous T cell functions, including cytokine production, degranulation and cytolysis.

A hybrid protein contains a protein that binds to a receptor of mastocytes and basophils and is endocyted by them. The protein can be IgE; IgE fragment; IgE Fc fragment; antibody against IgE receptor of mastocytes and basophils; fragment of the antibody against the IgE receptor of mastocytes and basophils; antibody against mastocyte specific potassium channel; and mast cell degranulating peptide. The hybrid protein also contains a protease cleaving proteins of the secretion process of the mastocytes and basophils so as to inhibit the secretion process without killing the mastocytes and basophils. The protease can be light chain Clostridium botulinum toxin; proteolytically active fragment of the light chain of a Clostridium botulinum toxin containing an amino acid sequence His-Xaa-Xaa-Xaa-His-Xaa-Xaa-His wherein Xaa is an amino acid; light chain of the tetanus toxin; proteolytically active fragment of the light chain of the tetanus toxin containing His-Asp-Leu-Ile-His-Val-Leu-His; IgA protease of Neisseria gonorrhoeae; and proteolytic domain of the IgA protease of Neisseria gonorrhoeae.

Compositions with synergistic anti-inflammatory effects in inflammatory diseases resulting from activation and consequent degranulation of mast cells and followed by secretion of inflammatory biomolecules from the activated mast cells, composed of a heavily sulfated, non-bovine proteoglycan such as shark cartilage chondroitin sulfate C, and one or more of a hexosamine sulfate such as D-glucosamine sulfate, a flavone such as quercetin, an unrefined kernel olive oil that increases absorption of these compositions in various routes of administration, S-adenosylmethionine, a histamine-1 receptor antagonist, a histamine-3 receptor agonist, an antagonist of the actions of CRH, caffeine, and a polyamine.

Disclosed are peptides having SEQ ID NOs: 1 to 24 that induce superoxide generation by human monocytes or neutrophils; that induce an intracellular calcium increase by human peripheral blood monocytes or neutrophils; binds to formyl peptide receptor or formyl peptide receptor-like 1; that induce chemotactic migration of human monocytes or neutrophils in vitro; that induce degranulation in formyl peptide receptor expressing cells or formyl peptide receptor-like 1 expressing cells; that stimulate extracellular signal regulated protein kinase phosphorylation via activation of formyl peptide receptor or formyl peptide receptor-like 1; or that stimulate Akt phosphorylation via activation of formyl peptide receptor or formyl peptide receptor-like 1.

Hypersecretion of mucus in the lungs is inhibited by the administration of an epidermal growth factor receptor (EGF-R) antagonist. The EGF-R antagonist may be in the form of a small organic molecule, an antibody, or portion of an antibody that binds to and blocks the EGF receptor. The ESGF-R antagonist is preferably administered by injection in an amount sufficient to inhibit formation of goblet cells in pulmonary airways. The degranulation of goblet cells that results in airway mucus production is thereby inhibited. Assays for screening candidate agents that inhibit goblet cell proliferation are also provided.

The present invention relates to certain novel dinucleoside polyphosphates of general Formulae I, II and III, and formulations thereof which are selective ligands of the P2Y purinergic receptors. Applicants have discovered that dinucleoside polyphosphates of general Formulae I, II and III are effective in clearing retained mucous secretions, balancing tissue hydration and fluid secretion, and / or inhibiting or preventing early stages of platelet activation, platelet degranulation, and platelet aggregation.

The invention provides methods of delivering pharmacologic agents linked to an internalization peptide, in which an inflammatory response inducible by the internalization peptide is inhibited by co-administration of an anti-inflammatory or by linking the internalization peptide to biotin or similar molecule. Such methods are premised in part on the results described in the examples whereby administration of a pharmacological agent linked to tat at high dosages is closely followed by an inflammatory response, which includes mast cell degranulation, histamine release and the typical sequelae of histamine release, such as redness, heat, swelling, and hypotension.

The present invention relates to novel semisynthetic macrolides with anti-inflammatory activity. More specifically, the present invention relates to 14- and 15-membered macrolides substituted at the 4" position, their pharmaceutically acceptable derivatives, their preparation methods and intermediates, pharmaceutical compositions containing them and Their activity and use in the treatment of inflammatory diseases and conditions in humans and animals, especially those associated with excessive secretion of TNF-alpha, IL-1, IL-8, IL-2 or IL-5; and / or for use as Activity and uses of inhibitors of lymphocyte hyperproliferation and / or granulocyte degranulation.

Compositions with synergistic anti-inflammatory effects in inflammatory diseases resulting from activation and consequent degranulation of mast cells and followed by secretion of inflammatory biochemicals from the activated mast cells, the compositions containing one or more of a flavone or flavonoid glycoside a heavily sulfated, non-bovine proteoglycan, an unrefined olive kernel extract that increases absorption of these compositions in various routes of administration, a hexosamine sulfate such as D-glucosamine sulfate, S-adenosylmethionine, a histamine-1 receptor antagonist, a histamine-3 receptor agonist, an antagonist of the actions of CRR, a long-chain unsaturated fatty acid, a phospholipid, Krill oil, a polyamine, glutiramer acetate and interferon. Certain of the present compositions are useful in protecting against the neuropathological components of multiple sclerosis and similar inflammatory neurological diseases.

The invention belongs to the field of medicine detection, and relates to a method for determining an allergen through directly monitoring mast cell degranulation. The method is characterized by comprising the following steps: step 1: culturing an RBL-2H3 cell transfected with CD63-GFP (green fluorescent protein) plasmid and the allergen together; step 2: scanning and collecting the image of the culture by a microscope; and step 3: determining the existence of the allergen according to the existence and the movement of fluorescent particles displayed in the image.

The present invention provides a nucleic acid molecule encoding a chimeric antigen receptor targeting CD5, the chimeric antigen receptor comprises an extracellular domain, a transmembrane domain and an intracellular signal transduction domain, and the extracellular domain encoded by the chimeric antigen receptor comprises a CD5 binding domain which is an amino acid sequence as shown in SEQ ID NO:3. The chimeric antigen receptor comprises an extracellular domain, a transmembrane domain and an intracellular signal transduction domain, and the extracellular domain encoded by the chimeric antigenreceptor comprises a CD5 binding domain which is an amino acid sequence shown in SEQ ID NO:3. The cytokines secreted by NK cells were detected by flow cytometry, degranulation assay and ELISA. The results showed that the CD5 CAR NK cells had strong cytotoxic effect on hematological tumor cells expressing CD5, but had weak cytotoxic effect on cells not expressing CD5. The cytokines secreted by CD5CAR NK cells could effectively prevent the missed target effect. A chimeric antigen receptor CD5 scFv-CD8[alpha]-4-1BB-CD 3 Xi can be used in the treatment of lymphocytic hematologic tumors with positive CD 5.

The invention relates to the biotechnology field, and more specifically, the invention discloses a human monoclonal antibody against IgE, a preparation method and a purpose thereof. According to the invention, a natural human phage antibody library of large capacity is constructed;; a human antibody 2E19 strain against IgE is obtained through screening from the library; an amino acid sequence of a heavy chain variable region is expressed as SEQ ID NO: 6; and the amino acid sequence of a light chain variable region is expressed as SEQ ID NO: 8. Besides, the invention also discloses the preparation method of the antibody 2E19, as well as a nucleotide sequence for encoding the antibody 2E19 and an expression vector and a host cell comprising the nucleotide sequence. The antibody 2E19 of the invention has a higher antibody affinity, so as to be able to obviously inhibit degranulation caused by the combination of IgE and FC epsilon RI on a cell surface, and the antibody 2E19 does not combine with the IgE combined with the FC epsilon RI on the cell surface. The antibody 2E19 of the invention could be used for the preparation of a medicine for treating hypersensitivity diseases, especially for treating allergic asthma.