T-cell Or Derivative Patents (Class 435/372.3)
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Patent number: 12110506Abstract: A method for culturing tumor infiltrating lymphocytes (TIL), the method comprising co-culturing the expanded TIL with feeder cells after contacting the TIL with a T cell co-stimulatory molecule and/or a T cell growth factor for a period of time. In addition, further provided is a method for preventing and/or treating tumors by means of using the tumor infiltrating lymphocytes of the present application.Type: GrantFiled: May 18, 2023Date of Patent: October 8, 2024Assignees: SUZHOU GRIT BIOTECHNOLOGY CO., LTD., SHANGHAI GRIT BIOTECHNOLOGY CO., LTD., ZHUHAI TUOYU BIOTECHNOLOGY CO., LTD., SHENZHEN GRIT BIOTECHNOLOGY CO., LTD.Inventors: Yarong Liu, Peipei Zhao
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Patent number: 12065490Abstract: Provided are methods of generating chimeric antigen receptors (CAR). In some embodiments, library screening of CAR is performed by generating a vector encoding the CAR from random attachment of vectors from libraries of vectors encoding antigen-binding domains (e.g., scFv regions), hinge regions, and endodomains. In some embodiments, the vectors contain a transposon.Type: GrantFiled: February 26, 2021Date of Patent: August 20, 2024Assignee: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEMInventors: Laurence J. N. Cooper, Ana Beatriz Korngold, Brian A. Rabinovich, Harjeet Singh, Simon Olivares
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Patent number: 12011459Abstract: Described herein are methods for preparing T cells, including isolating CD8+ T cells from a blood sample obtained from a patient or a donor, culturing the isolated CD8+ T cells in the presence of at least one cytokine, contacting the cultured CD8+ T cells with a multimer containing a target peptide in a complex with an MHC molecule and with at least one binding agent that binds to a T cell surface molecule, in which the multimer is labelled with a first detectable agent and the binding agent is labelled with a second detectable agent, sorting the contacted CD8+ T cells to collect the sorted CD8+ T cells that are detected positive for the first and the second detectable agents, and expanding the collected CD8+ T cells.Type: GrantFiled: June 4, 2020Date of Patent: June 18, 2024Assignees: IMMATICS US, INC., IMMATICS BIOTECHNOLOGIES GMBHInventors: Amir Alpert, Dominik Maurer, Anastasiya Smith, Claudia Wagner, Ali Mohamed
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Patent number: 11981746Abstract: Provided herein are chimeric antigen receptors (CARs) for cancer therapy, and more particularly, CARs containing a scFv from an anti-MUC16 monoclonal antibody. Provided are immune effector cells containing such CARs, and methods of treating proliferative disorders.Type: GrantFiled: February 4, 2022Date of Patent: May 14, 2024Assignee: PRECIGEN, INC.Inventors: Helen Sabzevari, Rutul Shah
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Patent number: 11976134Abstract: Provided herein are chimeric antigen receptors (CARs) for cancer therapy, and more particularly, CARs containing a scFv from an anti-MUC16 monoclonal antibody. Provided are immune effector cells containing such CARs, and methods of treating proliferative disorders.Type: GrantFiled: February 4, 2022Date of Patent: May 7, 2024Assignee: PRECIGEN, INC.Inventors: Helen Sabzevari, Rutul Shah
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Patent number: 11976293Abstract: In certain embodiments an optimized derivative of the CCLc-?AS3-FB lentiviral vector termed (CCLc-mGata/ANK-CoreLCR-?AS3-FB), is provided which is capable of driving lineage-restricted expression of a beta-globin gene (e.g., an anti-sickling ?-globin like gene (?A83)). In certain embodiments the vectors described herein comprise novel defined LCR HS core sequences (HS2(˜420 bp), HS3?40 bp), HS4(˜410 bp)) which can be used to replace the putative LCR HS sequences present within the “mini-LCR” (˜3.6 kb reduced to ˜1.2 kb) to produce an “optimized mini-LCR”.Type: GrantFiled: December 5, 2017Date of Patent: May 7, 2024Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Donald B. Kohn, Richard A. Morgan, Roger P. Hollis
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Patent number: 11932871Abstract: Methods of culturing T cells are provided. Accordingly there is provided a method of culturing T cells comprising culturing T cells in the presence of a T cell stimulator, an exogenous CCL21 and an exogenous ICAM1, thereby culturing the T cells. Also provided are cell cultures, isolated T cells and uses of same.Type: GrantFiled: March 2, 2018Date of Patent: March 19, 2024Assignees: YEDA RESEARCH AND DEVELOPMENT CO. LTD., THE MEDICAL RESEARCH, INFRASTRUCTURE AND HEALTH SERVICES FUND OF THE TEL AVIV MEDICAL CENTERInventors: Benjamin Geiger, Nir Friedman, Shimrit Lieber, Zelig Eshhar, Tova Waks, Anat Globerson Levin
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Patent number: 11851469Abstract: Provided is a high-stability T cell receptor (TCR). The TCR comprises (i) the whole or a part of TCR? chain except a transmembrane domain thereof, and (ii) the whole or a part of TCR? chain except a transmembrane domain thereof, both the (i) and the (ii) comprising a functional variable domain and at least a part of a constant domain of a TCR chain. An artificial interchain disulfide bond links the constant domains of the TCR? and ? chains, and a Tm value of the T cell receptor is greater than or equal to 45° C.Type: GrantFiled: November 4, 2015Date of Patent: December 26, 2023Assignee: XLIFESC, LTD.Inventors: Yi Li, Hui Fan
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Patent number: 11802157Abstract: Disclosed herein are engineered cells and/or hypoimmunogenic cells including engineered and/or hypoimmunogenic stem cells, engineered and/or hypoimmunogenic cells differentiated therefrom, engineered and/or hypoimmunogenic CAR-T cells (primary or differentiated from engineered and/or hypoimmunogenic stem cells) and related methods of their use and generation. Provided herein are engineered and/or hypoimmunogenic cells exhibiting reduced expression of MHC class I and/or MHC class II human leukocyte antigens and T-cell receptors. In some embodiments, such cells also exogenously express one or more tolerogenic factors such as CD47 and one or more chimeric antigen receptors (CAR)s.Type: GrantFiled: February 7, 2022Date of Patent: October 31, 2023Assignee: Sana Biotechnology, Inc.Inventors: Sonja Schrepfer, Lindong Weng, Terry J. Fry
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Patent number: 11788205Abstract: The present invention generally relates to specificity assays using cell cultures, in particular to chimeric antigen receptor (CAR) expressing reporter T (CAR-T cell) assays to test antigen binding moieties in different formats. Furthermore, the present invention relates to the use of CAR-T cells, transfected/transduced with an engineered chimeric antigen receptor (CAR) comprising a target antigen binding moiety capable of specific binding to a target antigen, e.g., tumor associated antigens.Type: GrantFiled: June 19, 2020Date of Patent: October 17, 2023Inventors: Christian Klein, Ekkehard Moessner, Lydia Jasmin Hanisch, Wei Xu, Camille Loise Sophie Delon, Diana Darowski, Christian Jost, Vesna Pulko
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Patent number: 11761020Abstract: The present disclosure provides rAAV vectors and rAAV virions that specifically express exogenous nucleic acid sequences in CD14+ cells. The rAAV vectors or virions are useful for specifically expressing exogenous nucleic acid sequences encoding, for example, cancer antigens, viral antigens, and/or bacterial antigens in monocytes and dendritic cells. The rAAV transduced CD14+ cells can be used as antigen presenting cells that induce antigen-specific T cell responses. The present disclosure further provides methods producing rAAV virions and methods of immunotherapy.Type: GrantFiled: October 14, 2021Date of Patent: September 19, 2023Assignee: Aavocyte, Inc.Inventors: Aiquan Chang, Chuanxin Liu, Yong Liu
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Patent number: 11655453Abstract: The present invention provides methods of expanding ?? T cells from a non-haematopoietic tissue source. Further provided are compositions of expanded ?? T cells and methods of using the expanded ?? T cells (e.g., apart of an adoptive T cell therapy).Type: GrantFiled: May 3, 2018Date of Patent: May 23, 2023Assignees: King's College London, GammaDelta Therapeutics LTDInventors: Richard Beatson, Adrian Hayday, Oliver Nussbaumer, Richard Woolf, Maria Luisa Iannitto, Natalie Mount
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Patent number: 11648270Abstract: The present invention relates generally to the treatment of PML by infusion of activated and expanded autologous lymphocytes.Type: GrantFiled: March 8, 2019Date of Patent: May 16, 2023Assignee: The Trustees of the University of PennsylvaniaInventors: Carl H. June, Bruce L. Levine, Anne Chew, Stephen J. Schuster
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Patent number: 11624046Abstract: Embodiments described herein generally provide for expanding cells in a cell expansion system. The cells may be grown in a bioreactor, and the cells may be activated by an activator (e.g., a soluble activator complex). Nutrient and gas exchange capabilities of a closed, automated cell expansion system may allow cells to be seeded at reduced cell seeding densities, for example. Parameters of the cell growth environment may be manipulated to load the cells into a particular position in the bioreactor for the efficient exchange of nutrients and gases. System parameters may be adjusted to shear any cell colonies that may form during the expansion phase. Metabolic concentrations may be controlled to improve cell growth and viability. Cell residence in the bioreactor may be controlled. In embodiments, the cells may include T cells. In further embodiments, the cells may include T cell subpopulations, including regulatory T cells (Tregs), helper, naïve, memory, or effector, for example.Type: GrantFiled: August 24, 2018Date of Patent: April 11, 2023Assignee: Terumo BCT, Inc.Inventors: Brian J. Nankervis, Mark E. Jones, Domicinda M. Hill
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Patent number: 11351196Abstract: Provided herein are methods and customized media compositions for culturing CIK NKT cells.Type: GrantFiled: January 15, 2021Date of Patent: June 7, 2022Assignee: ImmunityBio, Inc.Inventors: Rohit Duggal, Ranjeet Sinha
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Patent number: 11345893Abstract: Provided is a method for modifying a chimeric antigen receptor-modified T cell (CAR-T cell). The method comprises expressing an SCFV-CDS TM-4-1BB-CD3? molecule in a T cell. The CAR-T cell prepared using the method can specifically recognize and bind to a tumor cell with elevated expression of a ROBO1 protein, and can be used to prevent and treat a corresponding tumor-related disease.Type: GrantFiled: July 31, 2016Date of Patent: May 31, 2022Assignee: Asclepius (Suzhou) Technology Company Group Co., Ltd.Inventor: Huashun Li
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Patent number: 11274298Abstract: The present invention relates to compositions and methods for generating RNA Chimeric Antigen Receptor (CAR) transfected T cells. The RNA-engineered T cells can be used in adoptive therapy to treat cancer.Type: GrantFiled: September 3, 2019Date of Patent: March 15, 2022Assignee: The Trustees of the University of PennsylvaniaInventors: Carl H. June, Yangbing Zhao
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Patent number: 11267892Abstract: The invention provides Chimeric Antigen Receptors (CARs) that specifically bind to EGFRvIII (Epidermal Growth Factor Receptor Variant III). The invention further relates to engineered immune cells comprising such CARs, CAR-encoding nucleic acids, and methods of making thereof, engineered immune cells, and nucleic acids. The invention further relates to therapeutic methods for using these CARs and engineered immune cells for the treatment of EGFRvIII-mediated pathologies, including cancers such as glioblastoma.Type: GrantFiled: January 23, 2019Date of Patent: March 8, 2022Assignee: Pfizer Inc.Inventors: Oi Kwan Wong, Joyce Ching Chou, Mathilde Brunnhilde Dusseaux, Julianne Smith, Barbra Johnson Sasu
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Patent number: 11045541Abstract: The present invention relates to compositions and methods that promote the induction of IL-12 in a patient. The composition includes activated allogeneic cells that are administered to a patient with a disease such as cancer. Administration of the composition skews the patient's immune response to a Th1 environment and produces detectable levels of IL-12 in the patient's plasma, without any IL-12 related toxicity.Type: GrantFiled: December 8, 2015Date of Patent: June 29, 2021Assignee: Mirror Biologics, Inc.Inventor: Michael Har-Noy
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Patent number: 10668061Abstract: Provided are a posttraumatic stress disorder (PTSD) animal model in which dopamine receptor subtype 4 (D4R) is damaged or deficient, a method for preparing the same, a method for screening a drug for treating PTSD using the same, and a pharmaceutical composition for treating PTSD comprising a drug detected by the screening method. As it is identified that a specific type of dopamine receptor is associated with a mechanism for fear memory expression induced by long-term depression (LTD), the understanding of pathogenesis of PTSD may be heightened, the animal model exhibiting similar clinical conditions of PTSD and the method for preparing the same may be applied in analyses for stability and effectiveness of a therapeutic agent for PTSD and screening of a therapeutic drug. Further, an agonist of D4R contained in the composition has been approved by the US FDA and clinically used for psychiatric diseases such as schizophrenia, and thus may be immediately used for clinical applications for PTSD symptoms.Type: GrantFiled: March 23, 2017Date of Patent: June 2, 2020Assignee: POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Joung-Hun Kim, Joo Han Lee, BumJin Ko, Oh-Bin Kwon
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Patent number: 10590179Abstract: The present invention provides a peptide containing 8 or more consecutive amino acid residues in an amino acid sequence of any of SEQ ID NOS: 1 to 11 and consisting of 11 or less amino acid residues.Type: GrantFiled: November 9, 2018Date of Patent: March 17, 2020Assignee: Cytlimic Inc.Inventors: Tomoya Miyakawa, Masaaki Oka, Shoichi Hazama, Koji Tamada, Keiko Udaka
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Patent number: 10584354Abstract: The invention relates to improved methods of genetically modifying animal cells by decreasing the distance between cells and genetic modification agents in order to increase the number of cells modified by a given quantity of genetic modification agents and/or reduce the quantity of genetic modification agents needed to transduce a given number of cells.Type: GrantFiled: September 23, 2014Date of Patent: March 10, 2020Assignee: Wilson Wolf ManufacturingInventor: John R. Wilson
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Patent number: 10493139Abstract: Embodiments herein relate to humanized CD19 antibodies and disease treatment using the antibodies. For example, a subject having a CD19 positive tumor may be administered a therapeutically effective amount of the humanized antibody.Type: GrantFiled: January 22, 2018Date of Patent: December 3, 2019Assignee: Innovative Cellular Therapeutics Co., Ltd.Inventors: Zhao Wu, Zhigang Liu, Lei Xiao, Chengfei Pu, Zhiyuan Cao
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Patent number: 10378070Abstract: Provided is a method for continuously visualizing and accurately determining a living cellular state per se. Disclosed are: a vector comprising 5?- and 3?-end nucleic acid sequences for integration and a reporter gene sequence positioned between the 5?- and 3?-end nucleic acid sequences for integration; a gene introduction agent comprising a first vector and a second vector; a cell comprising the vector or the agent; and a method for determining a cellular state by using the cell.Type: GrantFiled: September 7, 2017Date of Patent: August 13, 2019Assignee: Kyoto UniversityInventors: Hirohide Saito, Hideyuki Nakanishi
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Patent number: 10335472Abstract: The present invention relates to vaccine(s) comprising cancer cells expressing antigen(s), excipients, optionally adjuvant wherein the said antigen(s) is expressed on contacting the said cancer cell with p38 inducer, for use in treatment of Cancer. The vaccine composition induces specific immune response against homologous and heterologus cancer cells of the tissue/organ. The invention also provides method of preparing the same.Type: GrantFiled: January 20, 2017Date of Patent: July 2, 2019Assignee: Cadila Pharmaceuticals Ltd.Inventors: Bakulesh Mafatlal Khamar, Nirav Manojkumar Desai, Chandreshwar Prasad Shukla, Avani Devenbhai Darji, Indravadan Ambalal Modi
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Patent number: 10040846Abstract: The present invention provides compositions and methods for generating a genetically modified T cells comprising a chimeric antigen receptor (CAR) having an antigen binding domain, a transmembrane domain, a costimulatory signaling region, and a CD3 zeta signaling domain, wherein the T cell exhibits prolonged exponential expansion in culture that is ligand independent and independent of the addition of exogenous cytokines or feeder cells.Type: GrantFiled: February 22, 2013Date of Patent: August 7, 2018Assignee: The Trustees of the University of PennsylvaniaInventors: Matthew J. Frigault, Yangbing Zhao, John Scholler, Carl H. June
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Patent number: 9856322Abstract: The present invention relates to a chimeric receptor capable of signaling both a primary and a co-stimulatory pathway, thus allowing activation of the co-stimulatory pathway without binding to the natural ligand. The cytoplasmic domain of the receptor contains a portion of the 4-1BB signaling domain. Embodiments of the invention relate to polynucleotides that encode the receptor, vectors and host cells encoding a chimeric receptor, particularly including T cells and natural killer (NK) cells and methods of use.Type: GrantFiled: June 12, 2014Date of Patent: January 2, 2018Assignee: St Jude Children's Research Hospital, Inc.Inventors: Dario Campana, Chihaya Imai
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Patent number: 9834608Abstract: The present disclosure provides binding-triggered transcriptional switch polypeptides, nucleic acids comprising nucleotide sequences encoding the binding-triggered transcriptional switch polypeptides, and host cells genetically modified with the nucleic acids. The present disclosure also provides chimeric Notch receptor polypeptides, nucleic acids comprising nucleotide sequences encoding the chimeric Notch receptor polypeptides, and host cells transduced and/or genetically modified with the nucleic acids. The present disclosure provides transgenic organisms comprising a nucleic acid encoding a binding triggered transcriptional switch polypeptide and/or a chimeric Notch receptor polypeptide of the present disclosure. Binding triggered transcriptional switch polypeptides and chimeric Notch receptor polypeptides of the present disclosure are useful in a variety of applications, which are also provided.Type: GrantFiled: May 1, 2017Date of Patent: December 5, 2017Assignee: The Regents of the University of CaliforniaInventors: Wendell A. Lim, Leonardo Morsut, Kole T. Roybal
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Patent number: 9518989Abstract: The present invention includes compositions and methods for the diagnosis and treatment of lung cancer with a recombinant tumor-associated antigen loaded antigen presenting cell that generates a cytotoxic T lymphocyte specific immune response to at least one of SP17, AKAP-4, or PTTG1 expressed by one or more lung cancer cells.Type: GrantFiled: February 12, 2014Date of Patent: December 13, 2016Assignee: Texas Tech University SystemInventor: Maurizio Chiriva-Internati
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Patent number: 9499629Abstract: The present invention provides compositions and methods for treating cancer in a human. The invention includes relates to administering a genetically modified T cell to express a CAR wherein the CAR comprises an antigen binding domain, a transmembrane domain, a costimulatory signaling region, and a CD3 zeta signaling domain.Type: GrantFiled: December 9, 2011Date of Patent: November 22, 2016Assignee: The Trustees of the University of PennsylvaniaInventors: Carl H. June, Bruce L. Levine, David L. Porter, Michael D. Kalos, Michael C. Milone
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Patent number: 9345691Abstract: Compositions and methods are provided, comprising at least one beta-lactam compound selected from the group consisting of cefuroxime, a penicillin, ceftriaxone, clavulanic acid, 6-aminopenicillanic acid (6-APA) and tazobactam, for enhancing T cell mediated immune responses in a subject, such as anti-tumor and anti-viral immune responses.Type: GrantFiled: September 20, 2012Date of Patent: May 24, 2016Assignee: STEM CELL MEDICINE LTD.Inventors: Irun R. Cohen, Felix Mor
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Patent number: 9192628Abstract: Disclosed is a method for treating relapsing-remitting multiple sclerosis in a patient by administering to the patient autologous, ex vivo-expanded CD4+CD25+Foxp3+CD127low T reg cells when the patient is in remission. Also disclosed is a method of inhibiting the activity of autoimmune, autologous cytotoxic T and B cells in a patient suffering from relapsing-remitting multiple sclerosis, comprising administering a therapeutically effective amount of autologous CD4+CD25+Foxp3+CD127low T reg cells to the patient.Type: GrantFiled: February 21, 2014Date of Patent: November 24, 2015Assignee: REGENEX LLCInventors: Svetlana Nunevna Bykovskaia, Daria Dmitrievna Eliseeva, Igor Alekseevich Zavalishin
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Patent number: 9181526Abstract: Based upon a strong correlation between regulator T cells (Treg cells) and suppressing or preventing a cytotoxic T cell response, provided are methods for the production of ex vivo activated and culture-expanded isolated CD4+CD25+ suppressor Treg cells for the prevention or suppression of immune reactions in a host, particularly in a human host, and including autoimmune responses. The resulting ex vivo culture-expanded Treg cells provide a sufficient amount of otherwise low numbers of such cells, having long term suppressor capability to permit therapeutic uses, including the preventing, suppressing, blocking or inhibiting the rejection of transplanted tissue in a human or other animal host, or protecting against graft vs host disease. Also provided are therapeutic and immunosuppressive methods utilizing the ex vivo culture-expanded Treg cells for human treatment, and high efficiency methods for research use.Type: GrantFiled: February 6, 2012Date of Patent: November 10, 2015Assignee: The Trustees of the University of PennsylvaniaInventors: Bruce Blazar, Carl June, Wayne R. Godfrey, Richard G. Carroll, Bruce Levine, James L. Riley, Patricia Taylor
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Patent number: 9102761Abstract: The present invention provides compositions and methods for treating cancer in a human. The invention includes relates to administering a genetically modified T cell to express a CAR wherein the CAR comprises an antigen binding domain, a transmembrane domain, a costimulatory signaling region, and a CD3 zeta signaling domain.Type: GrantFiled: December 12, 2014Date of Patent: August 11, 2015Assignee: The Trustees of the University of PennsylvaniaInventors: Carl H. June, Bruce L. Levine, David L. Porter, Michael D. Kalos, Michael C. Milone
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Patent number: 9102760Abstract: The present invention provides compositions and methods for treating cancer in a human. The invention includes relates to administering a genetically modified T cell to express a CAR wherein the CAR comprises an antigen binding domain, a transmembrane domain, a costimulatory signaling region, and a CD3 zeta signaling domain.Type: GrantFiled: December 11, 2014Date of Patent: August 11, 2015Assignee: The Trustees of the University of PennsylvaniaInventors: Carl H. June, Bruce L. Levine, David L. Porter, Michael D. Kalos, Michael C. Milone
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Patent number: 9101584Abstract: The present invention provides compositions and methods for treating cancer in a human. The invention includes relates to administering a genetically modified T cell to express a CAR wherein the CAR comprises an antigen binding domain, a transmembrane domain, a costimulatory signaling region, and a CD3 zeta signaling domain.Type: GrantFiled: December 12, 2014Date of Patent: August 11, 2015Assignee: The Trustees of the University of PennsylvaniaInventors: Carl H. June, Bruce L. Levine, David L. Porter, Michael D. Kalos, Michael C. Milone
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Publication number: 20150132285Abstract: The present invention provides a method of making a proteinase-engineered cancer vaccine for treating a cancer patient, especially for cancer patient at advanced/metastatic stage. The cancer vaccine comprises dead cancer cells with unbroken plasma membrane wherein the extracellular proteins and extracellular portion of membrane proteins are cleaved by proteinase digestion. The cancer vaccine may be derived from cancer cell lines or patients' cancer cells. The present invention provides a method of treating a cancer patient by administrating an effective amount of the cancer vaccine to the patient. In a clinical trial with 35 cancer patients, the cancer vaccine therapy brings cancer-free lives (no detectable tumor, micro tumor or cancer cells after treatment) back to 40% of these patients. The cancer vaccine therapy for the first time brings the promise of cure to this deadly disease.Type: ApplicationFiled: January 11, 2015Publication date: May 14, 2015Inventor: Yong Qian
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Patent number: 9029139Abstract: Methods for generating and using omentum cells, and particularly stromal cells and/or omentum stem cells, in medical treatments such as tissue repair and regeneration to facilitate healing from traumatic injury to an abdominal organ, and immune modulation treatments such as suppression of immune responses and inflammation and prevention of tissue fibrosis. According to one aspect, a medical procedure is performed on a patient that involves harvesting omental tissue from the patient, and then transferring the omental tissue to an organ of the patient. At least a portion of the harvested omental tissue may be activated prior to transferring the omental tissue to the organ. Alternatively, the transferred omental tissue may comprise non-lymphoid cells isolated from the omentum tissue and obtained by homogenizing at least a portion of the harvested omental tissue.Type: GrantFiled: March 24, 2010Date of Patent: May 12, 2015Assignee: Loyola University of ChicagoInventors: Makio Iwashima, Robert Love, Rudolf Karl Braun, Perianna Sethupathi, Katherine Lathrop Knight
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Publication number: 20150125477Abstract: The present invention relates to peptides, nucleic acids and cells for use in immunotherapeutic methods. In particular, the present invention relates to the immunotherapy of cancer. The present invention furthermore relates to tumor-associated cytotoxic T cell (CTL) peptide epitopes, alone or in combination with other tumor-associated peptides that serve as active pharmaceutical ingredients of vaccine compositions that stimulate anti-tumor immune responses. The present invention relates to peptide sequences and their variants derived from HLA class I and class II molecules of human tumor cells that can be used in vaccine compositions for eliciting anti-tumor immune responses.Type: ApplicationFiled: November 3, 2014Publication date: May 7, 2015Inventors: Sabrina KUTTRUFF-COQUI, Toni WEINSCHENK, Jens FRITSCHE, Steffen WALTER, Norbert HILF, Oliver SCHOOR, Colette SONG, Harpreet SINGH
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Publication number: 20150126410Abstract: The invention relates in a first embodiment to a method for increasing the yield of replication-incompetent adenoviruses having at least a partial deletion in the E1-region, wherein said adenoviruses are generated in a production cell, the method comprising the steps of: (a) expressing in said production cell an adenoviral pIX polypeptide from a nucleic acid sequence encoding said adenoviral pIX polypeptide under the control of (i) at least a minimal endogenous pIX promoter and a heterologous promoter; or (ii) a heterologous promoter; and (b) expressing in said production cell the elements necessary for the production and assembly of said adenoviruses from corresponding coding sequences, thereby increasing the yield of said adenoviruses generated in said production cell in comparison to the yield of replication-incompetent adenoviruses having at least a partial deletion in the E1-region generated in said production cell in the absence of said nucleic acid sequence encoding said adenoviral pIX polypeptide.Type: ApplicationFiled: July 4, 2013Publication date: May 7, 2015Inventors: Christian Thirion, Zsolt Ruzsics
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Patent number: 9023646Abstract: The present invention provides HIV-derived lentivectors which are safe, highly efficient, and very potent for expressing transgenes for human gene therapy, especially, in human hematopoietic progenitor cells as well as in all other blood cell derivatives. The lentiviral vectors comprise a self-inactivating configuration for biosafety and promoters such as the EF1 ? promoter as one example. Additional promoters are also described. The vectors can also comprise additional transcription enhancing elements such as the wood chuck hepatitis virus post-transcriptional regulatory element. These vectors therefore provide useful tools for genetic treatments such as inherited and acquired lympho-hematological disorders, gene-therapies for cancers especially the hematological cancers, as well as for the study of hematopoiesis via lentivector-mediated modification of human HSCs.Type: GrantFiled: September 9, 2013Date of Patent: May 5, 2015Assignee: Research Development FoundationInventors: Didier Trono, Patrick Salmon
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Publication number: 20150110757Abstract: Disclosed herein are methods and compositions for modulating activity of CXCR4 genes, for example using zinc finger transcription factors (ZF-TFs) or zinc finger nucleases (ZFNs) comprising a zinc finger protein and a cleavage domain or cleavage half-domain. Polynucleotides encoding ZF-TFs or ZFNs, vectors comprising polynucleotides encoding ZF-TFs or ZFNs and cells comprising polynucleotides encoding ZF-TFs or ZFNs and/or cells comprising ZF-TF or ZFNs are also provided.Type: ApplicationFiled: September 24, 2014Publication date: April 23, 2015Inventors: Michael C. Holmes, Jeffrey C. Miller, Jianbin Wang
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Publication number: 20150093822Abstract: The present invention provides compositions and methods for treating cancer in a human. The invention includes relates to administering a genetically modified T cell to express a CAR wherein the CAR comprises an antigen binding domain, a transmembrane domain, a costimulatory signaling region, and a CD3 zeta signaling domain.Type: ApplicationFiled: December 11, 2014Publication date: April 2, 2015Inventors: Carl H. June, Bruce L. Levine, David L. Porter, Michael D. Kalos, Michael C. Milone
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Patent number: 8975071Abstract: The present invention provides compositions and methods for treating cancer in a human. The invention includes relates to administering a genetically modified T cell to express a CAR wherein the CAR comprises an antigen binding domain, a transmembrane domain, a costimulatory signaling region, and a CD3 zeta signaling domain.Type: GrantFiled: August 22, 2014Date of Patent: March 10, 2015Assignee: The Trustees of the University of PennsylvaniaInventors: Carl H. June, Bruce L. Levine, David L. Porter, Michael D. Kalos, Michael C. Milone
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Patent number: 8975069Abstract: A method of identifying an antigen-specific regulatory T cell (Treg) from a subject is discussed wherein the method comprises quantitatively or qualitatively detecting co-expression of each of cell markers CD4, CD25 and CD134, or alternatively, each of cell markers CD8, CD25 and CD137, as well as one or more cell markers selected from the group of Treg cell markers consisting of CD39, CD73, CD127, CTLA-4 and Foxp3 on a cell in a suitable lymphocyte-containing sample from the subject in response to exposure to a target antigen. Also discussed are methods of isolating and expanding the identified antigen-specific Treg population, which may permit antigen-specific Treg cell therapy.Type: GrantFiled: September 22, 2008Date of Patent: March 10, 2015Assignee: St. Vincent's Hospital Sydney LimitedInventors: Anthony Dominic Kelleher, John James Zaunders, Nabila Seddiki
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Patent number: 8975070Abstract: The present invention relates to a method for preparing a cytotoxic lymphocyte characterized in that the method comprises the step of carrying out at least one of induction, maintenance and expansion of a cytotoxic lymphocyte in the presence of fibronectin, a fragment thereof or a mixture thereof.Type: GrantFiled: April 10, 2014Date of Patent: March 10, 2015Assignee: Takara Bio Inc.Inventors: Hiroaki Sagawa, Mitsuko Ideno, Ikunoshin Kato
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Patent number: 8951796Abstract: The present invention is directed to methods and compositions for expanding and stabilizing the phenotype of natural regulatory T cells. In particular, the present invention provides methods and compositions for treating natural regulatory T cells that renders the cells resistant to factors present in the inflammatory milieu and stabilizes the suppressive properties of the cells.Type: GrantFiled: April 21, 2011Date of Patent: February 10, 2015Assignee: University of Southern CaliforniaInventors: Song Guo Zheng, David A. Horwitz, Juhua Wong
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Patent number: 8951510Abstract: A polypeptide comprising a polypeptide consisting of an amino acid sequence shown in SEQ ID NO: 5 of Sequence Listing or a polypeptide consisting of an amino acid sequence having deletion, addition, insertion or substitution of one to several amino acid residues in the sequence, the polypeptide being capable of constituting an HLA-A24-restricted, MAGE-A4143-151-specific T cell receptor together with a polypeptide consisting of an amino acid sequence shown in SEQ ID NO: 2 of Sequence Listing.Type: GrantFiled: January 4, 2013Date of Patent: February 10, 2015Assignees: Mie University, Takara Bio Inc.Inventors: Hiroshi Shiku, Atsunori Hiasa, Satoshi Okumura, Hiroaki Naota, Yoshihiro Miyahara
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Patent number: 8951793Abstract: Disclosed are methods of isolating and using a population of FOXP3+ regulatory T cells in a variety of preventative and therapeutic approaches to autoimmune diseases, graft-versus-host disease and transplant rejection.Type: GrantFiled: August 21, 2009Date of Patent: February 10, 2015Assignee: The United States of America, as represented by The Secretary, Department of Health and Human ServicesInventors: Dat Tran, Ethan M. Shevach
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Patent number: 8932854Abstract: The invention relates to a porous material for body fluid treatment for promoting lymphocyte proliferation in lymphocyte culture which contains a high-molecular compound having an angle of contact with water within the range of 40 to 98°, and a porous material for body fluid treatment which comprises activated carbon; and also relates to a treatment device wherein the porous material is used; a method for proliferating lymphocytes; a method for producing mammalian lymphocytes; a method for producing a pharmaceutical composition; an additive body fluid to be added to a culture medium on the occasion of lymphocyte culture; a method for treating a disease against which a therapeutic effect is produced by returning extracorporeally activated mammalian lymphocytes into the body; and a method of manufacturing the porous materials for body fluid treatment for promoting the lymphocyte proliferation in lymphocyte culture.Type: GrantFiled: April 30, 2010Date of Patent: January 13, 2015Assignee: Kaneka CorporationInventors: Akira Kobayashi, Shinya Yoshida, Katsuo Noguchi