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296 results about "Immunotherapeutic agent" patented technology

Synergistic Anti-tumor efficacy using alloantigen combination immunotherapy

The present disclosure provides combinations of immunotherapeutics and methods for treating medical conditions that are characterized by the lack of an effective immune response, for example as would result following a down-regulation of MHC class I, such as in cancer. The immunotherapeutic compositions of the invention, which can be used to treat the medical conditions, include one or more immunostimulatory antibodies or molecules having specificity for CTLA-4, PD-1, PD-L1, PD-L2, CD40, OX40, CD137, GITR, ILT2, or ILT3, or ligands for these molecules (e.g., an isolated fully-human monoclonal antibody) in association with one or more alloantigens, such as, vector(s) capable of expressing protein(s) or peptide(s) that stimulate T-cell immunity against tissues or cells, formulated in a pharmaceutically acceptable carrier. The proteins or peptides may comprise class I major histocompatibility complex (MHC) antigens, β2-microglobulins, or cytokines. The MHC antigen may be foreign to the subject. The MHC antigen may be HLA-B7.
Owner:VICAL INC

Targeting of Antigen Presenting Cells with Immunonanotherapeutics

The present invention provides compositions and systems for delivery of nanocarriers to cells of the immune system. The invention provides nanocarriers capable of stimulating an immune response in T cells and / or in B cells. The invention provides nanocarriers that comprise an immunofeature surface. The nanocarriers are capable of targeting antigen presenting cells when administered to a subject. The invention provides pharmaceutical compositions comprising inventive nanocarriers. The present invention provides methods of designing, manufacturing, and using inventive nanocarriers and pharmaceutical compositions thereof.
Owner:PRESIDENT & FELLOWS OF HARVARD COLLEGE +2

Inhibition of placenta growth factor (PLGF) mediated metastasis and/or angiogenesis

InactiveUS20070087001A1Inhibit or eliminate tumor metastasisPrevent tumors from metastasizingSenses disorderPeptide/protein ingredientsAbnormal tissue growthLymphatic Spread
The present invention concerns methods and compositions for inhibiting angiogenesis and / or tumor growth, survival and / or metastasis. In particular embodiments, the methods and compositions may concern ligands against placenta growth factor (PlGF), such as BP-1, BP-2, BP-3 or BP-4. Some methods may comprise administering one or more PlGF ligands, alone or in combination with one or more other agents, such as chemotherapeutic agents, other anti-angiogenic agents, immunotherapeutic agents or radioimmunotherapeutic agents to a subject. The PlGF ligands are effective to inhibit angiogenesis, tumor cell motility, tumor metastasis, tumor growth and / or tumor survival. In certain embodiments, PlGF ligands may be administered to subjects to ameliorate other angiogenesis related conditions, such as macular degeneration. In some embodiments, PlGF expression levels may be determined by any known method to select those patients most likely to respond to PlGF targeted therapies.
Owner:CENT FOR MOLECULAR BIOLOGY & MEDICINE +1

Nanoparticles for immunotherapy

Nanoparticles that activate complement in the absence of biological molecules are described. The nanoparticles are shown to specifically target antigen presenting cells in specifically in lymph nodes, without the use of a biological molecule for targeting. These particles are useful vehicles for delivering immunotherapeutics. Surface chemistries and chemical formulations for the nanoparticles are described.
Owner:ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)

Human monoclonal antibodies to programmed death 1 (PD-1) and methods for treating cancer using anti-PD-1 antibodies alone or in combination with other immunotherapeutics

The present invention provides isolated monoclonal antibodies, particularly human monoclonal antibodies, that specifically bind to PD-1 with high affinity. Nucleic acid molecules encoding the antibodies of the invention, expression vectors, host cells and methods for expressing the antibodies of the invention are also provided. Immunoconjugates, bispecific molecules and pharmaceutical compositions comprising the antibodies of the invention are also provided. The invention also provides methods for detecting PD-1, as well as methods for treating various diseases, including cancer and infectious diseases, using anti-PD-1 antibodies. The present invention further provides methods for using a combination immunotherapy, such as the combination of anti-CTLA-4 and anti-PD-1 antibodies, to treat hyperproliferative disease, such as cancer. The invention also provides methods for altering adverse events related to treatment with such antibodies individually.
Owner:ONO PHARMA CO LTD +1

Mutant interleukin-2 polypeptides

ActiveUS20120244112A1Eliminates and decrease and delayEliminates and decrease and and and effectPeptide/protein ingredientsAntibody mimetics/scaffoldsImmunotherapeutic agentReceptor
The present invention generally relates to mutant interleukin-2 polypeptides that exhibit reduced affinity to the α-subunit of the IL-2 receptor, for use as immunotherapeutic agents. In addition, the invention relates to immunoconjugates comprising said mutant IL-2 polypeptides, polynucleotide molecules encoding the mutant IL-2 polypeptides or immunoconjugates, and vectors and host cells comprising such polynucleotide molecules. The invention further relates to methods for producing the mutant IL-2 polypeptides or immunoconjugates, pharmaceutical compositions comprising the same, and uses thereof.
Owner:ROCHE GLYCART AG

Mutant interleukin-2 polypeptides

ActiveUS9266938B2Eliminates and decrease and delayEliminates and decrease and and and effectPeptide/protein ingredientsAntibody mimetics/scaffoldsImmunotherapeutic agentNucleotide
The present invention generally relates to mutant interleukin-2 polypeptides that exhibit reduced affinity to the α-subunit of the IL-2 receptor, for use as immunotherapeutic agents. In addition, the invention relates to immunoconjugates comprising said mutant IL-2 polypeptides, polynucleotide molecules encoding the mutant IL-2 polypeptides or immunoconjugates, and vectors and host cells comprising such polynucleotide molecules. The invention further relates to methods for producing the mutant IL-2 polypeptides or immunoconjugates, pharmaceutical compositions comprising the same, and uses thereof.
Owner:ROCHE GLYCART AG

Stress proteins and uses therefor

The present invention relates to stress proteins and methods of modulating an individual's immune response. In particular, it relates to the use of such stress proteins in immune therapy and prophylaxis, which results in an induction or enhancement of an individual's immune response and as an immunotherapeutic agent which results in a decrease of an individual's immune response to his or her own cells. The present invention also relates to compositions comprising a stress protein joined to another component, such as a fusion protein in which a stress protein is fused to an antigen. Further, the present invention relates to a method of generating antibodies to a substance using a conjugate comprised of a stress protein joined to the substance.
Owner:WHITEHEAD INST FOR BIOMEDICAL RES INC

Novel proteosome-liposaccharide vaccine adjuvant

An adjuvant complex composed of bacterial outer membrane protein proteosomes complexed to bacterial liposaccharide is prepared to contain the component parts under a variety of conditions. The complex can be formulated with antigenic material to form immunogenic compositions, vaccines and immunotherapeutics. An induced immune response includes protective antibodies and / or type 1 cytokines is shown for a variety of protocols.
Owner:ID BIOMEDICAL CORP LAVAL

Mutant interleukin-2 polypeptides

ActiveUS20160208017A1Eliminates and decrease and delayEliminates and decrease and and and effectPeptide/protein ingredientsAntibody mimetics/scaffoldsImmunotherapeutic agentNucleotide
The present invention generally relates to mutant interleukin-2 polypeptides that exhibit reduced affinity to the α-subunit of the IL-2 receptor, for use as immunotherapeutic agents. In addition, the invention relates to immunoconjugates comprising said mutant IL-2 polypeptides, polynucleotide molecules encoding the mutant IL-2 polypeptides or immunoconjugates, and vectors and host cells comprising such polynucleotide molecules. The invention further relates to methods for producing the mutant IL-2 polypeptides or immunoconjugates, pharmaceutical compositions comprising the same, and uses thereof.
Owner:ROCHE GLYCART AG

Vaccines and immunotherapeutics using codon optimized IL-15 and methods for using the same

Nucleic acid molecules that encode IL-15 or fragments thereof, which express protein at a higher level than nucleic acid molecules with native coding sequences for IL-15 are disclosed. Nucleic acid molecules with additional modifications such as the absence of coding sequences for IL-15 signal sequences and / or the absence of IL-15 untranslated sequences and / or inclusion of non-IL-15 signal sequences are also disclosed. Vectors, including plasmids and viral vectors, comprising such nucleic acid molecules; and to host cells comprising such nucleic acid molecules are disclosed as well as methods of using such nucleic acid molecules alone or in combination with nucleic acid sequences encoding immunogens which are part of the nucleic acid molecules and / or part of a different nucleic acid molecule. Recombinant vaccines and live attenuated pathogens encoding fusion proteins, and methods of using the same, are disclosed.
Owner:THE TRUSTEES OF THE UNIV OF PENNSYLVANIA

Linked immunotherapeutic agonists that costimulate multiple pathways

Described herein are modified immunotherapeutic agents including a first monoclonal antibody covalently linked to a second monoclonal antibody generating a single new immunotherapeutic agent. The first and second monoclonal antibodies stimulate different anti-tumor pathways. Advantageously, the modified single immunotherapeutic agent is capable of activating both anti-tumor pathways. Also included herein are methods of treating cancer with the modified immunotherapeutic agents.
Owner:UNIV OF CONNECTICUT

Combinations of tumor-associated antigens in diagnostics for various types of cancers

Disclosed herein are methods for matching a cancer condition with an appropriate immunotherapeutic agent and / or regimen. Also disclosed are methods for confirming diagnosis of a particular type of cancer. Embodiments of the invention disclosed herein are directed to the use of effective combinations of TuAAs to optimize the match between a patient's cancer condition and available immunotherapies.
Owner:MANNKIND CORP

Purification of heat shock/stress protein cell surface receptors and their use as immunotherapeutic agents

The present invention relates to receptors for heat shock proteins (HSPs), such as gp96, Hsp70 and Hsp90. The heat shock receptor is associated with the cell membranes of a subset of antigen presenting cells, such as macrophages and dendritic cells. The present invention relates to the use of the heat shock protein receptor positive cells, heat shock protein receptor protein, and heat shock protein receptor genes in methods for screening a molecule for the ability to modulate heat shock protein levels or activities.
Owner:CONNECTICUT HEALTH CENT UNIV OF

Nanoparticles for immunotherapy

Nanoparticles that activate complement in the absence of biological molecules are described. The nanoparticles are shown to specifically target antigen presenting cells in specifically in lymph nodes, without the use of a biological molecule for targeting. These particles are useful vehicles for delivering immunotherapeutics. Surface chemistries and chemical formulations for the nanoparticles are described.
Owner:ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)

Synergistic Anti-tumor efficacy using alloantigen combination immunotherapy

The present disclosure provides combinations of immunotherapeutics and methods for treating medical conditions that are characterized by the lack of an effective immune response, for example as would result following a down-regulation of MHC class I, such as in cancer. The immunotherapeutic compositions of the invention, which can be used to treat the medical conditions, include one or more immunostimulatory antibodies or molecules having specificity for CTLA-4, PD-1, PD-L1, PD-L2, CD40, OX40, CD137, GITR, ILT2, or ILT3, or ligands for these molecules (e.g., an isolated fully-human monoclonal antibody) in association with one or more alloantigens, such as, vector(s) capable of expressing protein(s) or peptide(s) that stimulate T-cell immunity against tissues or cells, formulated in a pharmaceutically acceptable carrier. The proteins or peptides may comprise class I major histocompatibility complex (MHC) antigens, β2-microglobulins, or cytokines. The MHC antigen may be foreign to the subject. The MHC antigen may be HLA-B7.
Owner:VICAL INC

Vaccines and immunotherapeutics using il-28 and compositions and methods of using the same

Compositions, recombinant vaccines and live attenuated pathogens comprising one or more isolated nucleic acid molecules that encode an immunogen in combination with an isolated nucleic acid molecule that encodes IL-28 or a functional fragment thereof are disclosed. Methods of inducing an immune response in an individual against an immunogen, using such compositions are disclosed.
Owner:THE TRUSTEES OF THE UNIV OF PENNSYLVANIA

Human monoclonal antibodies to programmed death 1 (pd-1) and methods for treating cancer using anti-pd-1 antibodies alone or in combination with other immunotherapeutics

The present invention provides isolated monoclonal antibodies, particularly human monoclonal antibodies, that specifically bind to PD-1 with high affinity. Nucleic acid molecules encoding the antibodies of the invention, expression vectors, host cells and methods for expressing the antibodies of the invention are also provided. Immunoconjugates, bispecific molecules and pharmaceutical compositions comprising the antibodies of the invention are also provided. The invention also provides methods for detecting PD-1, as well as methods for treating various diseases, including cancer and infectious diseases, using anti-PD-1 antibodies. The present invention further provides methods for using a combination immunotherapy, such as the combination of anti-CTLA-4 and anti-PD-1 antibodies, to treat hyperproliferative disease, such as cancer. The invention also provides methods for altering adverse events related to treatment with such antibodies individually.
Owner:ONO PHARMA CO LTD +1

Cancer treatments

The invention relates to a product comprised of specific combinations of cell lines intended for use as an allogeneic immunotherapy agent for the treatment of prostate cancer in humans. The heterogeneity of the immunotherapeutic matches the heterogeneity of the antigenic profile in the target prostate cancer and immunises the recipients with many of the potential TAA and TSA which are expressed at various stages of the disease. The invention discloses a vaccine comprising a combination of three different cell lines prepared from primary or metastatic prostate cancer biopsy material. The cell lines are lethally irradiated utilising gamma irradiation at 50-300 Gy to ensure that they are replication incompetent.
Owner:ONYVAX

Vaccines, immunotherapeutics and methods for using the same

InactiveUS8119395B1Enhance and modulate immune responseUseful for immunotherapyAntibacterial agentsVirusesDiseaseAntigen
Improved vaccines which include a nucleotide sequence that encodes immunomodulating protein operably linked to regulatory elements are disclosed. The improved vaccines include DNA vaccines, recombinant vaccines for delivering foreign antigen and live attenuated vaccines. Methods of immunizing individuals are disclosed. Compositions for and methods of treating individuals with autoimmune diseases are disclosed.
Owner:THE TRUSTEES OF THE UNIV OF PENNSYLVANIA

Antigen delivery vectors and constructs

The present invention relates to fluorocarbon vectors for the delivery of antigens to immunoresponsive target cells. It further relates to fluorocarbon vector-antigen constructs and the use of such vectors associated with antigens as vaccines and immunotherapeutics in animals.
Owner:ALTIMMUNE UK LTD

Nanoparticles for photodynamic therapy, x-ray induced photodynamic therapy, radiotherapy, chemotherapy, immunotherapy, and any combination thereof

Metal-organic frameworks (MOFs) comprising photosensitizers are described. The MOFs can also include moieties capable of absorbing X- rays and / or scintillation. Optionally, the photosensitizer or a derivative thereof can form a bridging ligand of the MOF. Further optionally, the MOF can comprise inorganic nanoparticles in the cavities or channels of the MOF or can be used in combination with an inorganic nanoparticle. Also described are methods of using MOFs and / or inorganic nanoparticles in photodynamic therapy or in X-ray induced photodynamic therapy, either with or without the co-administration of one or more immunotherapeutic agent and / or one or more chemotherapeutic agent.
Owner:UNIVERSITY OF CHICAGO

Antigen delivery vectors and constructs

The present invention relates to fluorocarbon vectors for the delivery of antigens to immunoresponsive target cells. It further relates to fluorocarbon vector-antigen constructs and the use of such vectors associated with antigens as vaccines and immunotherapeutics in animals.
Owner:ALTIMMUNE UK LTD
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