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60 results about "Allergic response" patented technology

An allergic response is a hypersensitive harmless or would not cause an immune response in everyone. An allergic response may cause harmful symptoms such as itching or inflammation or tissue injury.

Enteric coated preparation for preventing and treating hyperuricemia and gout

Provided is an enteric preparation for preventing and curing hyperuricemia and gout. The employing essential component of the preparation is enteric capsules of uricase. The causes of the hyperuricemia and the gout are that uric acid is over generated and / or the uric acid is diminished in discharging, and metabolic diseases increasing the density of serum uric acid. About one third of the uric acid of the human body is defecated from intestinal canals, and the uric acid entering the canals still can be reabsorbed. When the hyperuricemia and the gout happen, the proportion of the uric acid defecated from the intestinal canals is increased. The uricase is capable of rapidly effectively dissociating the uric acid. The uricase of the enteric preparation after being orally taken is disintegrated in the intestinal canals and is diffused from blood into the uric acid of the intestinal canals, preventing the uric acid from reabsorbing, thereby reducing the density of the serum uric acid, achieving the purposes of preventing and curing the hyperuricemia and the gout. The oral uricase has the characteristics of non-absorbent property by the intestinal canals, keeping out of blood circulation, no producing of antibodies of organisms and allergic response, providing a new method for preventing and curing the hyperuricemia and the gout.
Owner:XI AN JIAOTONG UNIV

Cell-specific signaling biomarker analysis by high parameter cytometry; sample processing, assay set-up, method, analysis

The present invention recognizes that current clinical laboratory testing methods for multiparametric single cell analysis are limited to analysis of intact live cells, and are insufficient for identification of signaling activation profile defining certain cell types, including but not limited to neoplastic and immunologically activated cell subsets. One aspect of the present invention generally relates to marker selection in panels to include proteins routinely assessed in standard FCM, while preferably also incorporating markers for surface receptor proteins within activated signaling cascades. A further aspect of the present invention generally relates to panel design for the following indications in neoplastic and non-neoplastic clinical applications as examples of the technology: (a) identification of CML progenitor cell subsets in the setting of disease recurrence after treatment discontinuation or relapse due to treatment resistance, and (b) characterization of activated basophils to predict the severity of an allergic response. Another aspect of the present invention generally relates to methods to measure levels of surface and IC biomarkers in separate or combined assays for robust characterization of each or select cell compartment, and data analysis based on results from each or all method(s) used for optimal detection of the markers. A further aspect of the present invention generally relates to the identification and profiling of cell subpopulations based on analysis of surface markers including those associated with lineage and maturation of cell types and receptor proteins, and the corresponding IC phosphoproteins including those in activated signaling cascades to predict certain disease states or response to treatment.
Owner:DEEPATH MEDICAL

FcE-PE chimeric protein for targeted treatment of allergy responses a method for its production and pharmaceutical compositions containing the same

The present invention generally relates to a new approach for the therapy of allergic responses, based on targeted elimination of cells expressing the FcεRI receptor by a chimeric cytotoxin FC2′-3-PE40. A sequence encoding amino acids 301-437 of the Fc region of the mouse IgE molecule was genetically fused to PE40—a truncated form of PE lacking the cell binding domain. The chimeric protein, produced in E. coli, specifically and efficiently kills mouse mast cell lines expressing the FcεRI receptor, as well as primary mast cells derived from bone marrow. The present invention provides a chimeric protein for targeted elimination of FcεRI expressing cells especially useful for the therapy of allergic responses. The said chimeric protein is comprised of a cell targeting moiety for FcεRI expressing cells and a cell killing moiety. The preferred killing moiety is the bacterial toxin Pseudomonas exotoxin (PE). This Pseudomonas exotoxin is a product of Pseudomonas aeruginosa. The present invention also relates to a method for the preparation of said protein. This chimeric protein is prepared by genetically fusing the Fc region of the mouse IgE molecule to PE40, a truncated form of PE lacking the cell binding domain. The present invention also provides pharmaceutical compositions, for the treatment of allergic diseases and for the treatment of hyperplasias and malignancies, comprising as an active ingredient the above mentioned chimeric protein and a conventional adjuvant product.
Owner:YISSUM RES DEV CO OF THE HEBREWUNIVERSITY OF JERUSALEM LTD
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