58 results about "Immunotherapeutic agent" patented technology

Methods and compositions using novel Cbl inhibitors enhancing expansion of immune cells to increase the efficacy of cell-based immunotherapeutics are disclosed. Also provided are cell-based immunotherapy methods and compositions.

To provide a new immunotherapeutic agent useful for treating obesity.SOLUTION: The pharmaceutical composition contains a peptide having a specific amino acid sequence containing a B cell epitope. Preferably the composition includes an aluminium salt (Alhydrogel (Al (OH) 3) and monophosphoryl lipid A as adjuvants. Intramuscular administration of the composition to a subject results in the production of antibodies capable of binding to ApoB-100 in vivo, and the antibodies exert a therapeutic effect on obesity.SELECTED DRAWING: Figure 14

Tumor-selective expression of therapeutic molecules by bacteria is achieved by one or more AND, NOR, OR, NOT and / or NAND gate genetic circuits. The therapeutic molecules can be proteins, metabolites or catabolites, and may also be immunotherapeutics or immunotherapeutic cytotoxins. Single or multiple expression components may be used. Tumor selective expression of multimeric proteins utilizes multimerization as to complete the genetic circuit. Genetic circuits that are unlinked, function to achieve a combined effect on specificity of delivery of antitumor therapeutic molecules. Compositions and methods to generate silica, PEG and Poly-HPMA coated bacteria are also provided. Compositions and methods for selectively sensing or imaging tumors are also described.

This provides an improved method for treating malignant tumors in human patients. [Solution] A method comprising administering a therapeutically effective dose of a LAG-3 inhibitor; a PD-1 pathway inhibitor; and an immunotherapy agent.

The invention provides a linear or cyclic polypeptide and a derivative or analogue thereof, wherein the linear or cyclic polypeptide is used for mobilizing a stress-inducing protein (sestrin) from GATOR / mTOR to sMAC in a non-aging cell; the polypeptide comprises or consists of an amino acid sequence derived from a stress-inducing protein or a truncated sequence thereof. These polypeptides are useful in the treatment of conditions requiring immediate intervention, such as acute diseases, sepsis caused by pathogen infection, or anaphylaxis, such as allergic shock, as immunotherapeutic agents for the treatment of cancer, and for autoimmune diseases.

The invention discloses a drug curative effect prediction model for probiotic combined treatment of colon cancer, a construction method and a device, and belongs to the technical field of biological medicines. The invention provides a method for treating colon cancer through combination of probiotics, a mathematical model is constructed at the same time, the influence of an alpha value on the speed of a system tending to be balanced is analyzed, and it is obtained that initial conditions only influence the speed of the system tending to be balanced and do not influence the stability of the system. Meanwhile, the analysis of the influence of the drug dosage on the immune system finds that the tumor removal time can be obviously shortened by the full-dose triple therapy, the curative effect is obviously improved compared with that of a single drug or double drugs, and the action mechanism of a combined therapy scheme is disclosed: the invasion and transfer rate of CD4 + T cells can be obviously improved by increasing probiotics while the chemical immunotherapy dosage is fixed; the anti-tumor mechanism of the probiotics is to accurately adjust the immune system.

The application of poly(D-lactic acid) and poly(D-lactic acid-glycolic acid) copolymers in constructing micro / nanocarriers for antitumor drugs belongs to the field of biomedical polymer materials and nanomedicine. The antitumor drugs are small-molecule chemotherapeutic agents, small-molecule photosensitizers, small-molecule immunotherapeutic agents, and small-molecule radiosensitizers. The particle size of the poly(D-lactic acid) and poly(D-lactic acid-glycolic acid) copolymers is 10–5000 nm. The effective concentration of the poly(D-lactic acid) and poly(D-lactic acid-glycolic acid) copolymers is 1–500 mg / kg. The antitumor mechanism of the poly(D-lactic acid) and poly(D-lactic acid-glycolic acid) copolymers includes increasing the activity of effector T cells in the tumor microenvironment and increasing the concentration of cytokines such as IFN-γ at the tumor site. In the field of tumor therapy, PLA and PLGA materials composed of D-lactic acid have shown good effects in inhibiting tumor growth, prolonging the survival period of tumor-bearing mice, and activating antitumor immune responses.

The present invention relates to the use of an anti-interleukin-6 agent prior to, simultaneously with, or after a CRS inducing immunotherapeutic agent.

Disclosed herein is the use of a copper chelating agent or an agent capable of inducing a copper chelating agent for the treatment of cancer, in particular for increasing the efficiency of an immunotherapy for the treatment of cancer. Disclosed herein are methods of treating cancer comprising administering to a subject in need thereof a therapeutically effective amount of a copper chelating agent or a copper chelating agent inducer in combination with a therapeutically effective amount of an anti-cancer immunotherapeutic agent. Also disclosed herein are kits or combinations and compositions comprising a copper chelating agent or a copper chelating agent inducer and an anti-cancer immunotherapeutic agent, and uses thereof for the treatment of cancer.

The invention belongs to the field of tumor nano immunotherapy, and particularly relates to a nano immunotherapeutic agent cooperating with I / II type photodynamic and multiple cell death and anti-tumor application of the nano immunotherapeutic agent. The invention successfully constructs the nanoparticles (HMB) capable of targeting mitochondria and simultaneously exciting the photodynamic effects of the type I and the type II. Based on in-vitro and in-vivo experiments of a system, it is verified that ferroptosis and pyroptosis can be effectively triggered through photodynamic therapy mediated by the combination of the HMB and a ferroptosis inducer sulfasalazine. The multi-mode cell death network constructed by combining HMB with salazosulfapyridine represents a novel promising cancer treatment method, so that a novel strategy with transformation potential is provided for solid tumor treatment; and an important theoretical and practical basis is provided for deeply understanding a tumor cell death mechanism and designing a new-generation intelligent photosensitizer system according to the death mechanism.

Peptides, proteins, antibodies, antibody fragments, or antigen-binding fragments thereof, against cell adhesion molecules for use as immunotherapeutics.

The present invention relates to the use of an antibody or an immunologically active fragment thereof, which specifically binds to integrin β2, as an immuno-oncology agent. The chimeric and humanized antibodies of the present invention specifically bind to integrin β2, which is a tumor-specific antigen and is expressed on the cell membrane of M2 tumor-associated macrophages, and thus can be used as an antibody therapeutic agent for cancer treatment using a cancer cell death mechanism by immune cell activation, an antibody therapeutic agent for cancer treatment, or a cell therapeutic agent for cancer treatment, and can also be used for cancer diagnosis.

The present invention relates to cancer immunotherapy. In particular, the present invention provides methods, compounds, compositions and kits for treating and / or preventing cancer. Specifically, provided are methods for the treatment of cancer comprising administering a TLR2 agonist, such as a conjugate of dipalmitoyl-S-glyceryl-cysteine (Pam2Cys) and polyethylene glycol (PEG), more specifically a Pam2Cys-Ser-PEG compound, and an immunostimulatory agent, such as an anti-PD-1, anti-PDL-1, anti-PL-1, or anti-CTLA-4 immunotherapeutic agent.

A pharmaceutical combination product including:a liposomal formulation consisting of one or more liposomes each encapsulating a bacterial lipopolysaccharide (LPS) as a single active ingredient; andat least one anti-tumor compound chosen from the group consisting of: a therapeutic antibody, a chemotherapy agent, and an immunotherapy agent.Methods for treating a tumor comprising administering to a patient having said tumor an effective amount of said pharmaceutical combination product.

The present invention relates to carriers comprising mRNA encoding a HORMAD1 polypeptide, in particular mRNA-based vaccines, more in particular dendritic cell (DC) based vaccines. The present invention further relates to methods for preparing an immunotherapy agent and / or the use of the vaccines for inducing immune responses and preventing and / or treating subjects having cancer cells or tumors that express HORMAD1.

The present disclosure relates to a composition of a biologically pure isolate of the genus Salmonella comprising archival strain CRC1674, wherein the isolate further comprises a disruption of at least one gene selected from the group consisting of aroA, rfaH, and thyA and a chemotherapy agent, an immunotherapy agent, an androgen receptor antagonist, or a combination thereof. The present disclosure also relates to the method of use of this composition in treating cancer, particularly prostate cancer and pancreatic cancer.

Disclosed herein are methods and compositions for enhancing delivery and function of vaccine components, immunotherapy Agents, and improved delivery of nucleic acid nanostructures, nucleic acids, peptides, polypeptides, and other types of cargoes. These methods and compositions utilize design components suitable for rapid and cost-effective manufacturing, and are designed to exclusively use the process of self-assembly to form nanotherapeutics requiring no purification in many instances.

The present application relates to sequences that enhance penetration of immunotherapeutics across the blood brain barrier (BBB), compositions comprising the same, and methods thereof for treating brain cancers such as glioblastoma (GBM). Further disclosed are a number of potential targeting peptide sequences identified as enhancing penetration across the BBB when inserted into the capsid of an adeno-associated virus (AAV).

A method of inducing lymphangiogenesis in the brain or central nervous system of a subject is provided in which an effective amount of a lymphangiogenesis inducer is administered. A method of inducing lymphangiogenesis in a tumor in the brain or central nervous system of a subject is provided in which an effective amount of a lymphangiogenesis inducer is administered. A method of treating a cancer of the brain or central nervous system is also provided in which an effective amount of a lymphangiogenesis inducer is administered. An example of a lymphangiogenesis inducer is VEGFC. The lymphangiogenesis inducer can be in the form of a protein or a polynucleotide encoding the protein, such as an mRNA or AAV. The lymphangiogenesis inducer can be administered to the cistema magna or directly into the lymphatic system. An immunotherapeutic agent, such as a checkpoint inhibitor, may also be administered.

Provided herein include new antibodies reactive for canine CD3, which are shown to substantially increase activation of canine T cells; new multi-specific immune cell engager molecules based on the canine CD3 antibodies, which are shown to effectively bind canine cancer antigens and recruit T cells for killing of the cancer cells; as well as new recombinant proteins derived from canine cartilage protein fragments and hydrogels thereof. Uses of these compositions are also provided, which include therapeutic uses of antibodies and multi-specific immune cell engager molecules for treatment of cancers or other diseases in dogs, as well as uses of hydrogels for local immunotherapy delivery for reduction of post-surgical recurrence risk, reduction of cancer at surgically inoperable sites, provision of palliation, and / or substitution for surgery.

Provided is the use of a pyrrolidone derivative in the preparation of a GPI small-molecule inhibitor. The pyrrolidone derivative has a chemical structural formula as represented by formula (I): formula (I). The pyrrolidone derivative binds to GPI with high affinity and specifically inhibits GPI activity, thereby modulating the metabolism, particularly lactate accumulation, in a tumor microenvironment. The pyrrolidone derivative not only significantly enhances the killing effects of immune cells against tumor cells, but also potentiates the efficacy of an immunotherapeutic agent as an adjuvant drug, thereby enhancing the efficacy of tumor immunotherapy. The pyrrolidone derivative can be widely used in the field of tumor immunotherapy.

This disclosure relates to biodegradable polymer microspheres comprising a biodegradable polymer and an immunotherapy agent selected from poly-ADP-ribose polymerase enzyme inhibitors (PARP inhibitors) and / or Toll-like receptor (TLR) agonists, wherein the biodegradable polymer microspheres are (a) released from the biodegradable polymer microspheres into a PBS Tween20 (0.05%) solution at 37°C at some point between 3 and 14 days; (b) released from the biodegradable polymer microspheres into a PBS Tween20 (0.05%) solution at 37°C at some point between 3 and 14 days; or (c) both of (a) and (b). Other aspects of this disclosure relate to methods of using such microparticles and kits containing such microparticles.

The present disclosure is based on detecting levels of biomarkers to prophylactically predict subjects with cancer who will respond to treatment with a PARP inhibitor, alone or in combination with an immunotherapeutic and / or chemotherapeutic agent.

The present invention relates to methods and compositions for delivering immunotherapeutics across the blood brain barrier for the treatment of brain cancer. The present application relates to sequences that enhance penetration of immunotherapeutics across the blood brain barrier (BBB), compositions comprising the sequences, and methods thereof for treating brain cancers such as glioblastoma (GBM). Further disclosed are a number of potential targeting peptide sequences identified as enhancing penetration across the BBB when inserted into the capsid of an adeno-associated virus (AAV).

This disclosure relates to dimeric immunotherapeutics that comprise an IgG that is crosslinked with a disulfide bond. The IgG may include two heavy chains including a cysteine mutation that forms the disulfide bond. The dimeric immunotherapeutics are formed by increasing the concentration of the IgG such that spontaneous dimerization via the formation of disulfide bonds between the IgG molecules occurs over time.

The disclosure relates to compositions and systems comprising nucleic acid sequences that encode and amino acid sequences that comprise a first, second, and third region, each region forming a confirmational trimer and scaffold to associate with and identify certain epitopes against which Immunotherapeutics may bind. Methods of using the polypeptide sequences are also disclosed.

Some embodiments of the present disclosure are directed to methods and compositions for the treatment of tumors, using a combination of immunotherapeutic agents and tumor-targeting viral capsid protein assemblages comprising anti-cancer molecules conjugated to viral capsid proteins.

To provide a method for treating cancer using a BCL-2 inhibitor together with an α - ray radioimmunotherapeutic agent.SOLUTION: The present invention provides a method for treating a subject afflicted with cancer, the method comprising administering to the subject (i) a BCL-2 inhibitor together with (ii) an alpha-emitting isotope-labeled agent that targets cancer cells in the subject, wherein the amounts of the BCL-2 inhibitor and the labeled agent are therapeutically effective when administered together with each other. The present invention also provides a method for inducing the death of a cancer cell, said method comprising contacting said cell with (i) a BCL-2 inhibitor and (ii) an alpha-emitting isotope-labeled agent targeted to said cancer cell, wherein the amount of said BCL-2 inhibitor and said labeled agent, when contacted with said cell simultaneously, is effective to induce the death of said cell.SELECTED DRAWING: None

The present invention relates to a nucleic acid sequence encoding the transcription factor ESE3 / EHF or an isoform thereof, for use in the treatment of a cancer in a patient in need thereof and can be a mRNA or a DNA, in particular for use in the treatment of prostate cancer. The invention also relates to a plasmid, a viral vector or a pharmaceutical composition comprising, such nucleic acid sequence. In particular, the present invention is based on the use of plasmid DNA coding the full-length sequence of the gene ESE3 / EHF and to the use of in vitro transcribed (IVT) mRNA of ESE3 / EHF as gene therapy in aggressive prostate cancerESE3 / EHF is a transcription factor that is expressed in normal prostate but is lost in prostate tumors, particularly during the progression from indolent to aggressive tumors. The aim is to replace the ESE3 / EHF transcription factor using gene therapy approaches at the time the gene is reduced or lost. The invention also relates to the use of ESE3 / EHF replacement in combination therapy with androgen deprivation therapy (ADT), the standard treatment for metastatic prostate cancer, and other therapies, such as androgen receptor signalling inhibitors (ARSI), chemotherapeutics, molecular-targeted therapeutics, and immunotherapeutics.

The application relates to immunoconjugates for use in a method of treating bladder cancer in a human patient, wherein the method comprises administering the immunoconjugate to the patient, wherein the immunoconjugate comprises: (i) an antibody that binds to PD-1; and (ii) a mutant IL-2 polypeptide comprising the amino acid substitutions F42A, Y45A and L72G. The immunoconjugates are capable of binding in cis to PD-1 and stimulating IL-2 signalling on the same cell, providing selective IL-2 receptor signalling on PD-1 positive T cells relative to the PD-1 negative T cells. The application also relates to the use of the immunoconjugates in combination with immunotherapeutic agent, which is bacterial strain or an oncolytic virus, such as the BCG vaccine.