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109 results about "Immune receptor" patented technology

An immune receptor (or immunologic receptor) is a receptor, usually on a cell membrane, which binds to a substance (for example, a cytokine) and causes a response in the immune system.

Method of sequence determination using sequence tags

The invention is directed to the use of sequence tags to improve sequence determination of amplicons of related sequences, particularly large and complex amplicons, such as those comprising recombined nucleic acids encoding immune receptor molecules. In one aspect, sequence reads having the same sequence tags are aligned after which final base calls are determined from a (possibly weighted) average base call from sequence read base calls at each position. Similarly, in another aspect, sequence reads comprising series of incorporation signals are aligned by common sequence tags and base calls in homopolymer regions are made as a function incorporation signal values at each “flow” position.
Owner:ADAPTIVE BIOTECH

Chimeric immunoreceptor useful in treating human cancers

InactiveUS20090257994A1Negligible toxicityPotent and selectiveBiocidePeptide/protein ingredientsIntracellular signallingMalignancy
The present invention relates to chimeric transmembrane immunoreceptors, named “zetakines,” comprised of an extracellular domain comprising a soluble receptor ligand linked to a support region capable of tethering the extracellular domain to a cell surface, a transmembrane region and an intracellular signalling domain. Zetakines, when expressed on the surface of T lymphocytes, direct T cell activity to those specific cells expressing a receptor for which the soluble receptor ligand is specific. Zetakine chimeric immunoreceptors represent a novel extension of antibody-based immunoreceptors for redirecting the antigen specificity of T cells, with application to treatment of a variety of cancers, particularly via the autocrin / paracrine cytokine systems utilized by human malignancy. In a preferred embodiment is a glioma-specific immunoreceptor comprising the extracellular targetting domain of the IL-13Rα2-specific IL-13 mutant IL-13(E13Y) linked to the Fc region of IgG, the transmembrane domain of human CD4, and the human CD3 zeta chain.
Owner:CITY OF HOPE

Determining paired immune receptor chains from frequency matched subunits

The invention is directed to methods for determining nucleic acids that encode immune receptor chains originating from the same cell, that is, paired immune receptor chains. Methods of the invention comprise high-throughput sequencing of rearranged nucleic acids encoding immune receptors from one or more samples of lymphocytes. In one aspect, from a plurality of subsets of a sample, nucleic acids encoding separate chains of a pair are separately sequenced, wherein the size of the sample and the number of subsets are selected so that the distribution of lymphocytes approximates a binomial model. Paired chains are determined by identifying pairs that appear together or that are entirely absent in the subsets.
Owner:ADAPTIVE BIOTECH

High throughput sequencing of multiple transcripts of a single cell

The present disclosure generally relates to sequencing two or more genes expressed in a single cell in a high-throughput manner. More particularly, the present disclosure relates to a method for high-throughput sequencing of pairs of transcripts co expressed in single cells (e.g., antibody VH and VL coding sequence) to determine pairs of polypeptide chains that comprise immune receptors.
Owner:BOARD OF RGT THE UNIV OF TEXAS SYST

Chimeric immunoreceptor useful in treating human cancers

InactiveUS20060067920A1Negligible toxicityPotent and selectiveBiocideAntibody mimetics/scaffoldsIntracellular signallingAutocrine paracrine
The present invention relates to chimeric transmembrane immunoreceptors, named “zetakines,” comprised of an extracellular domain comprising a soluble receptor ligand linked to a support region capable of tethering the extracellular domain to a cell surface, a transmembrane region and an intracellular signalling domain. Zetakines, when expressed on the surface of T lymphocytes, direct T cell activity to those specific cells expressing a receptor for which the soluble receptor ligand is specific. Zetakine chimeric immunoreceptors represent a novel extension of antibody-based immunoreceptors for redirecting the antigen specificity of T cells, with application to treatment of a variety of cancers, particularly via the autocrin / paracrine cytokine systems utilized by human maligancy. In a preferred embodiment is a glioma-specific immunoreceptor comprising the extracellular targetting domain of the IL-13Rα2-specific IL-13 mutant IL-13(E13Y) linked to the Fc region of IgG, the transmembrane domain of human CD4, and the human CD3 zeta chain.
Owner:CITY OF HOPE

Chimeric NK receptor and methods for treating cancer

The present invention relates to chimeric immune receptor molecules for reducing or eliminating tumors. The chimeric receptors are composed a C-type lectin-like natural killer cell receptor, or a protein associated therewith, fused to an immune signaling receptor containing an immunoreceptor tyrosine-based activation motif. Methods for using the chimeric receptors are further provided.
Owner:TRUSTEES OF DARTMOUTH COLLEGE THE

Humanized monoclonal antibody targeting to human CD19 antigen

The invention discloses a humanized monoclonal antibody targeting to human CD19 antigen. The humanized monoclonal antibody is applied to construction and preparation of chimeric antigen receptor T cells; and subsequent in-vitro experiments verify the tumor treatment effect of the chimeric antigen receptor T cells. A chimeric antigen receptor targeting to the human CD19 antigen is composed of a leader peptide, a single-chain antibody targeting to the human CD19 antigen, a hinge area for connection with ScFv, a transmembrane domain and an immune receptor tyrosine activation motif; a lentiviral expression vector is constructed from the chimeric antigen receptor and then used for infection of immune cells, so the chimeric antigen receptor targeting to the human CD19 antigen can be expressed in the immune cells; and tumors expressing the CD19 antigen are killed by recognizing the CD19 antigen on the surfaces of tumor cells, so the purpose of tumor treatment is achieved. The invention provides a novel tool for targeting therapy of tumors.
Owner:CHONGQING PRECISION BIOTECH CO LTD

Immune receptor-barcode error correction

Disclosed herein are methods and systems for determining occurrences of targets. In some embodiments, the method comprises: collapsing putative sequences of the target; collapsing molecular label sequences associated with the putative sequences of the target; and estimating the occurrence of the target, wherein the occurrence of the target estimated correlates with the occurrence of molecular label sequences associated with the putative sequences of the target in the sequencing data after collapsing the occurrence of the putative sequences of the target and the occurrence of noise molecular label sequences.
Owner:BECTON DICKINSON & CO

Chimeric NK Receptor and Methods for Treating Cancer

The present invention relates to chimeric immune receptor molecules for reducing or eliminating tumors. The chimeric receptors are composed a C-type lectin-like natural killer cell receptor, or a protein associated therewith, fused to an immune signaling receptor containing an immunoreceptor tyrosine-based activation motif. Methods for using the chimeric receptors are further provided.
Owner:TRUSTEES OF DARTMOUTH COLLEGE THE

Viral Vectors Encoding Multiple Highly Homologus Non-Viral Polypeptides And The Use Of Same

The present invention relates to compositions and methods for creation of vector nucleic acid sequences (e.g., retroviral nucleic acid sequences) that comprise two or more exogenous nucleic acid sequences that encode highly homologous (e.g., identical) polypeptide sequences, yet wherein at least one of the exogenous nucleic acid sequences has been mutated using degenerate codons for purpose of reducing homology between the two or more exogenous nucleic acid sequences while maintaining the encoded polypeptide sequence. Preferred nucleic acid sequences include those encoding multi-chimeric immune receptor (CIR) genes. Specific nucleic acid sequences of such CIR genes are also disclosed.
Owner:PROSPECT CHARTERCARE

Universal Immune Receptor Expressed by T Cells for the Targeting of Diverse and Multiple Antigens

The invention provides compositions and methods for adoptive T cell therapy in treating a variety of disorders including cancer, infections, and autoimmune disorders. In one embodiment, the invention provides a universal immune receptor (UnivIR) that comprises an extracellular label binding domain, a transmembrane domain, and a cytoplasmic domain or otherwise an intracellular domain.
Owner:THE TRUSTEES OF THE UNIV OF PENNSYLVANIA

Application of induced pluripotent stem cells to generate adoptive cell therapy products

The application of induced pluripotent stem cells (iPSCs) to generate adoptive cell therapy products and usage of iPSCs for screening potential toxicity of immune receptors are described herein. In some aspects, iPSCs and cells differentiated therefrom are provide which do not express a HLA gene (e.g., HLA-A).
Owner:BOARD OF RGT THE UNIV OF TEXAS SYST

Chimeric antigen receptor containing CD27 intracellular domain, lentiviral vector and application thereof

The invention discloses a chimeric antigen receptor containing a CD27 intracellular domain, a lentiviral vector and application thereof. The immune receptor tyrosine activation sequence motif of the chimeric antigen receptor containing CD27 intracellular domain contains CD27molecule intracellular signal domain and T cell costimulatory signal molecules. The CD27molecule intracellular signal domain is connected with costimulatory signals related to T cell activation, so that the in-vitro proliferation and apoptosis effect of T cells can be obviously enhanced, and the ratio of young sample Tscm cells (CD45RA+CD62L+) with in vivo therapeutic action and central memory cells (CD45RO+CD62L+) in CAR-T cells is increased; expression of IL-10 factors capable of restraining immunization is reduced, an obvious effect of improving the CAR-T (T cell chimeric antigen receptor) cellular therapy effect is achieved, and a new idea and a new selection are provided for the field of CAR-T cellular therapy.
Owner:CHONGQING PRECISION BIOTECH CO LTD

Chimeric immunoreceptor useful in treating human cancers

InactiveUS20110223129A1Negligible toxicityPotent and selectivePeptide/protein ingredientsAntibody mimetics/scaffoldsIntracellular signallingImmune receptor
The present invention relates to chimeric transmembrane immunoreceptors, named “zetakines,” comprised of an extracellular domain comprising a soluble receptor ligand linked to a support region capable of tethering the extracellular domain to a cell surface, a transmembrane region and an intracellular signalling domain. Zetakines, when expressed on the surface of T lymphocytes, direct T cell activity to those specific cells expressing a receptor for which the soluble receptor ligand is specific. Zetakine chimeric immunoreceptors represent a novel extension of antibody-based immunoreceptors for redirecting the antigen specificity of T cells, with application to treatment of a variety of cancers, particularly via the autocrin / paracrine cytokine systems utilized by human maligancy. In a preferred embodiment is a glioma-specific immunoreceptor comprising the extracellular targeting domain of the IL-13Rα2-specific IL-13 mutant IL-13(E13Y) linked to the Fc region of IgG, the transmembrane domain of human CD4, and the human CD3 zeta chain.
Owner:CITY OF HOPE

Determining paired immune receptor chains from frequency matched subunits

The invention is directed to methods for determining nucleic acids that encode immune receptor chains originating from the same cell, that is, paired immune receptor chains. Methods of the invention comprise high-throughput sequencing of rearranged nucleic acids encoding immune receptors from one or more samples of lymphocytes. In one aspect, from a plurality of subsets of a sample, nucleic acids encoding separate chains of a pair are separately sequenced, wherein the size of the sample and the number of subsets are selected so that the distribution of lymphocytes approximates a binomial model. Paired chains are determined by identifying pairs that appear together or that are entirely absent in the subsets.
Owner:ADAPTIVE BIOTECH

Methods for diagnosing infectious disease and determining HLA status using immune repertoire sequencing

Methods are provided for predicting a subject's infection status using high-throughput T cell receptor sequencing to match the subject's TCR repertoire to a known set of disease-associated T cell receptor sequences. The methods of the present invention may be used to predict the status of several infectious agents in a single sample from a subject. Methods are also provided for predicting a subject's HLA status using high-throughput immune receptor sequencing.
Owner:ADAPTIVE BIOTECH +1

Highly-multiplexed simultaneous detection of nucleic acids encoding paired adaptive immune receptor heterodimers from a large number of samples

The invention is directed to methods for highly-multiplexed simultaneous detection of nucleic acids encoding paired adaptive immune heterodimers from a large number of biological samples containing lymphocytes of interest. Methods of the invention comprise performing a single pairing assay on a pool of source samples to determine nucleic acids encoding paired cognate receptor heterodimer chains in the combined pool. Separately, single-locus, high-throughput sequencing is performed on each individual sample to determine the plurality of sequences encoding one of the two receptor polypeptide chains. Pairs of cognate sequences determined in the pooled sample may then be mapped back to a single source sample by comparing the expression patterns of the single-locus sequences.
Owner:FRED HUTCHINSON CANCER CENT +1

Use of chimeric receptors in a screening assay for identifying agonists and antagonists of cell receptors

InactiveUS20070072202A1Increased level of calcium mobilizationOptimal cell surface expression optimalLibrary screeningTissue cultureScreening methodAgonist
The present invention provides novel materials and screening methods for identifying agonists and antagonists of cell receptors. Methods are disclosed for identifying agonists and antagonists using chimeric receptors comprising the extracellular ligand-binding domain of a first receptor fused with the transmembrane and intracellular domains of a second receptor containing an intracellular immunoreceptor tyrosine-based activation motif (ITAM).
Owner:SCHERING CORP

Method of sequence determination using sequence tags

The invention is directed to the use of sequence tags to improve sequence determination of amplicons of related sequences, particularly large and complex amplicons, such as those comprising recombined nucleic acids encoding immune receptor molecules. In one aspect, sequence reads having the same sequence tags are aligned after which final base calls are determined from a (possibly weighted) average base call from sequence read base calls at each position. Similarly, in another aspect, sequence reads comprising series of incorporation signals are aligned by common sequence tags and base calls in homopolymer regions are made as a function incorporation signal values at each "flow" position.
Owner:ADAPTIVE BIOTECH

Application of engineered T cell with immune receptor for treatment of cancer

The invention discloses application of an engineered T cell with an immune receptor for treatment of cancer. A chimeric antigen receptor consists of an extracellular signal peptide, an antigen bindingstructural domain, a first intracellular conduction structural domain and a second intracellular conduction structural domain and comprises the first intracellular conduction structural domain in theform of the immune receptor. The invention provides a plurality of amino acid sequences of the chimeric antigen receptor and provides the chimeric antigen receptor specific for CD19 malignant hematological tumors and CAR-T cells. In a blood tumor killing test, the ability of the CAR-T cells to kill tumor cells is significantly improved, and high safety and high antitumor activity are shown in clinical application.
Owner:NANJING CART MEDICAL TECH LTD

Claudin-18.2-specific immunoreceptors and T cell epitopes

The present invention provides Claudin-18.2-specific immunoreceptors (T cell receptors and artificial T cell receptors (chimeric antigen receptors; CARs)) and T cell epitopes which are useful for immunotherapy.
Owner:BIONTECH CELL & GENE THERAPIES +1

Allergen vaccine proteins for the treatment and prevention of allergic diseases

InactiveUS7566456B2Ameliorating and reducing risk of IgE-medicatedReduce riskPeptide/protein ingredientsAntibody mimetics/scaffoldsFc(alpha) receptorCross-link
The present invention provides fusion proteins comprising an allergen sequence linked via an IgG hinge region to another polypeptide sequence capable of specifically binding to a native IgG inhibitory receptor containing an immune receptor tyrosine based inhibitory motif (ITIM). They are designed to cross-link an Fc receptor for IgE (e.g., FcεR1) and an IgG inhibitory receptor (e.g., FcγRIIb), thereby inhibiting the IgE-driven mediators released from mast cells and basophils. In addition, the present invention provides nucleic acid molecules encoding the fusion proteins, vectors and host cells for producing the fusion proteins, pharmaceutical compositions comprising the fusion proteins, and methods for ameliorating or reducing the risk of IgE-medicated allergic diseases.
Owner:CHEN HAIMING
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