Patents Assigned to University Health Network
  • Patent number: 11730770
    Abstract: Provided are methods for producing compositions comprising a population of cardiomyocytes enriched for or substantially devoid of sinoatrial node-like pacemaker cardiomyocytes (SANLCM) from human pluripotent stem cells (hPSCs), and methods of use thereof.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: August 22, 2023
    Assignee: University Health Network
    Inventors: Gordon Keller, Stephanie Protze
  • Patent number: 11690514
    Abstract: Methods for quantifying fluorescence and optical properties in a turbid medium such as tissue. Devices and systems suitable for the methods are also disclosed.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: July 4, 2023
    Assignee: University Health Network
    Inventors: Anthony Taywon Kim, Brian Campbell Wilson
  • Publication number: 20230192809
    Abstract: There is provided herein, the use of mammalian derived HLA class I molecule for in vitro peptide exchange. For example, there is provided a method of producing an HLA class I molecule complexed to a pre-selected peptide comprising: (a) providing a mammalian derived HLA class I molecule complexed to an existing peptide; (b) incubating, in vitro, the HLA class I molecule complexed to the existing peptide with the pre-selected peptide, wherein the pre-selected peptide is at a concentration sufficient to replace the existing peptide to produce the HLA class I molecule complexed to the pre-selected peptide; and the HLA class I molecule comprises ?1, ?2, ?3 and ?2m domains.
    Type: Application
    Filed: July 22, 2022
    Publication date: June 22, 2023
    Applicant: University Health Network
    Inventors: Naoto HIRANO, Munehide NAKATSUGAWA, Muhammed Aashiq RAHMAN, Kenji MURATA
  • Publication number: 20230148588
    Abstract: An organ perfusion solution includes a colloid component, a salt mixture, a buffer system, and a glutamine compound in a physiologically acceptable medium.
    Type: Application
    Filed: March 26, 2021
    Publication date: May 18, 2023
    Applicant: University Health Network
    Inventors: Mingyao LIU, Shafique KESHAVJEE
  • Patent number: 11597917
    Abstract: The present invention is related to a dual promoter lentiviral vector and methods of use for the treatment of diseases and disorders, specifically lysosomal storage disorders.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: March 7, 2023
    Assignees: The Medical College of Wisconsin, Inc., University Health Network, Washington University in St. Louis
    Inventors: Jeffrey A. Medin, John F. Dipersio, Murtaza S. Nagree
  • Patent number: 11572354
    Abstract: Inhibition of indoleamine 2,3-dioxygenase (IDO1) is an attractive immunotherapeutic approach for the treatment of a variety of cancers. Dysregulation of this enzyme has also been implicated in other severe diseases such as Alzheimer's disease and arthritis. Small molecule inhibitors of Formula (Ia) and (Ib) of IDO, their synthesis, and uses thereof are provided.
    Type: Grant
    Filed: January 9, 2019
    Date of Patent: February 7, 2023
    Assignee: University Health Network
    Inventors: Donald Weaver, Michael G. Brant, Stephanie Wohnig, Fan Wu, Jake Goodwin-Tindall, Autumn Meek, Paolo Schiavini
  • Patent number: 11534460
    Abstract: There is provided herein a method for expanding human CD4-CD8- regulatory T cells (DN Tregs) from a population of cells comprising DN Tregs, comprising: culturing the population of cells with artificial antigen presenting cells (APCs), preferably the DN Tregs are ??-TCR-CD56- or alternatively ?8-TCR+.
    Type: Grant
    Filed: May 11, 2016
    Date of Patent: December 27, 2022
    Assignee: University Health Network
    Inventors: Li Zhang, Paulina Achita, Jong Lee, Dalam Ly, Dzana Dervovic
  • Patent number: 11499195
    Abstract: There is described herein a method of prognosing and/or predicting disease progression and/or in subject with prostate cancer, the method comprising: a) providing a sample containing mitochondrial genetic material from prostate cancer cells; b) sequencing the mitochondrial genetic material with respect to at least 1 patient biomarker selected from CSB1, OHR, ATP8 and HV1 (hypervariable region 1); c) comparing the sequence of the patient biomarkers to control or reference biomarkers to determine mitochondrial single nucleotide variations (mtSNVs); and d) determining the a prostate cancer prognosis; wherein a relatively worse outcome is associated with the presence of mtSNVs in CSB1, OHR, ATP8 and a relatively better outcome is associated with the presence of mtSNVs in HV1.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: November 15, 2022
    Assignees: Ontario Institute for Cancer Research, University Health Network
    Inventors: Julia A. Hopkins, Paul Boutros, Robert G. Bristow
  • Patent number: 11485057
    Abstract: The present invention provides a method of producing the composite comprising: a) melt blending the matrix with the fibers to produce a melted composite, b) injecting the melted composite into a mold and allowing the melted composite to solidify and, c) removing at least a portion of the outermost layer of a composite such that the fibers protrude from the surface of the composite. Also provided is composite produced by the methods of the invention comprising soft and hard fibers embedded in a soft rubber-like matrix, wherein the fibers protrude from the composite's surface. In specific embodiments, the composite comprises carbon fibers and poly(p-phenylene-2,6-benzobisoxazole) (PBO) fibers in a thermoplastic polyurethane (TPU) matrix, wherein the fibers protrude from the composite's surface. Slip-resistant product comprising the composite are also provided.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: November 1, 2022
    Assignee: University Health Network
    Inventors: Zahra S. Bagheri, Ali O. Anwer, Reza Rizvi, Hani E. Naguib, Tilak Dutta, Geoffrey Roy Fernie
  • Publication number: 20220324938
    Abstract: The present disclosure is directed recombinant T cell receptors capable of binding a tyrosinase epitope, a MAGA-A1 epitope, a MART1 epitope, a MAGE-A3 epitope, or an SSX2 epitope and nucleic acid molecules encoding the same. In some embodiments, the nucleic acid molecules further comprise a second nucleotide sequence, wherein the second nucleotide sequence or the polypeptide encoded by the second nucleotide sequence inhibits the expression of an endogenous TCR. Other aspects of the disclosure are directed to vectors comprising the nucleic acid molecule and cells comprising the recombinant TCR, the nucleic acid molecule, or the vector. Still other aspects of the disclosure are directed to methods of using the same. In some embodiments, the methods comprise treating a cancer in a subject in need thereof.
    Type: Application
    Filed: March 24, 2020
    Publication date: October 13, 2022
    Applicant: University Health Network
    Inventors: Naoto HIRANO, Kenji MURATA, Kayoko SASO
  • Publication number: 20220291215
    Abstract: The present disclosure is directed to methods of identifying MHC class II-specific T cell receptors (TCRs). In certain aspects, the method comprises contacting a T cell with a complex comprising an (i) MHC class II molecule having a higher affinity for CD4 than naturally occurring MHC class II molecules and (ii) a peptide, e.g., an epitope. In certain aspects, the HLA class II molecule comprises a beta chain having one or more mutations relative to a wild-type beta chain sequence.
    Type: Application
    Filed: July 29, 2020
    Publication date: September 15, 2022
    Applicant: University Health Network
    Inventors: Naoto HIRANO, Munehide NAKATSUGAWA, Yuki YAMASHITA, Kenji SUGATA, Muhammed Aashiq RAHMAN
  • Patent number: 11439615
    Abstract: Methods and compositions for inhibiting or preventing neurodegeneration, specifically hippocampal, cortical, and/or retinal ganglion cell neurons (RGC), and degeneration and/or cell loss or treating related disorders and diseases comprising administering to a subject an effective amount of one or more lipoxin compounds and/or lipoxin analogues such that degeneration and/or cell loss of neurons is inhibited or prevented.
    Type: Grant
    Filed: March 9, 2018
    Date of Patent: September 13, 2022
    Assignees: University Health Network, The Regents of the University of California
    Inventors: Jeremy M. Sivak, Izhar Livne-Bar, John G. Flanagan, Karsten Gronert, Jessica Wei
  • Publication number: 20220281949
    Abstract: The present disclosure is directed to HLA class II molecules having a higher affinity for CD4 than naturally occurring HLA class II molecules. In certain aspects, the HLA class II molecule comprises a DR beta chain having (i) an amino acid other than leucine at a position corresponding to amino acid residue 114 of SEQ ID NO: 1, (ii) an amino acid other than valine at a position corresponding to amino acid residue 143 of SEQ ID NO: 1, (iii) or both (i) and (ii). Certain aspects of the present disclosure are directed to nucleic acid molecules encoding the HLA class II molecules, vectors comprising the nucleic acid molecule, cells comprising the same, and methods of use thereof.
    Type: Application
    Filed: July 29, 2020
    Publication date: September 8, 2022
    Applicant: University Health Network
    Inventors: Naoto HIRANO, Kenji SUGATA, Tingxi GUO
  • Publication number: 20220281942
    Abstract: The present disclosure is directed recombinant T cell receptors capable of binding a CCND1 epitope and nucleic acid molecules encoding the same. In some aspects, the nucleic acid molecules further comprise a second nucleotide sequence, wherein the second nucleotide sequence or the polypeptide encoded by the second nucleotide sequence inhibits the expression of an endogenous TCR. Other aspects of the disclosure are directed to vectors comprising the nucleic acid molecule and cells comprising the recombinant TCR, the nucleic acid molecule, or the vector. Still other aspects of the disclosure are directed to methods of using the same. In some aspects, the methods comprise treating a cancer in a subject in need thereof.
    Type: Application
    Filed: July 29, 2020
    Publication date: September 8, 2022
    Applicant: University Health Network
    Inventors: Naoto HIRANO, Kenji SUGATA, Kayoko SASO
  • Publication number: 20220281948
    Abstract: The present disclosure is directed to HLA class II molecules having a higher affinity for CD4 than naturally occurring HLA class II molecules. In certain aspects, the HLA class II molecule comprises a DP beta chain having (i) an amino acid other than leucine at a position corresponding to amino acid residue 112 of SEQ ID NO: 1, (ii) an amino acid other than valine at a position corresponding to amino acid residue 141 of SEQ ID NO: 1, (iii) or both (i) and (ii). Certain aspects of the present disclosure are directed to nucleic acid molecules encoding the HLA class II molecules, vectors comprising the nucleic acid molecule, cells comprising the same, and methods of use thereof.
    Type: Application
    Filed: July 29, 2020
    Publication date: September 8, 2022
    Applicant: University Health Network
    Inventors: Naoto HIRANO, Munehide NAKATSUGAWA, Yuki YAMASHITA, Muhammed Aashiq RAHMAN, Tingxi GUO
  • Publication number: 20220275046
    Abstract: The present disclosure is directed recombinant T cell receptors capable of binding a MAGE-A2 epitope and nucleic acid molecules encoding the same. In some aspects, the nucleic acid molecules further comprise a second nucleotide sequence, wherein the second nucleotide sequence or the polypeptide encoded by the second nucleotide sequence inhibits the expression of an endogenous TCR. Other aspects of the disclosure are directed to vectors comprising the nucleic acid molecule and cells comprising the recombinant TCR, the nucleic acid molecule, or the vector. Still other aspects of the disclosure are directed to methods of using the same. In some aspects, the methods comprise treating a cancer in a subject in need thereof.
    Type: Application
    Filed: July 29, 2020
    Publication date: September 1, 2022
    Applicant: University Health Network
    Inventors: Naoto HIRANO, Kenji SUGATA, Kayoko SASO
  • Publication number: 20220275047
    Abstract: The present disclosure is directed recombinant T cell receptors capable of binding a MUC5AC epitope and nucleic acid molecules encoding the same. In some aspects, the nucleic acid molecules further comprise a second nucleotide sequence, wherein the second nucleotide sequence or the polypeptide encoded by the second nucleotide sequence inhibits the expression of an endogenous TCR. Other aspects of the disclosure are directed to vectors comprising the nucleic acid molecule and cells comprising the recombinant TCR, the nucleic acid molecule, or the vector. Still other aspects of the disclosure are directed to methods of using the same. In some aspects, the methods comprise treating a cancer in a subject in need thereof.
    Type: Application
    Filed: July 29, 2020
    Publication date: September 1, 2022
    Applicant: University Health Network
    Inventors: Naoto HIRANO, Kenji SUGATA, Kayoko SASO
  • Publication number: 20220275051
    Abstract: The present disclosure is directed to HLA class II molecules having a higher affinity for CD4 than naturally occurring HLA class II molecules. In certain aspects, the HLA class II molecule comprises a DQ beta chain having (i) an amino acid other than leucine at a position corresponding to amino acid residue 114 of SEQ ID NO: 1, (ii) an amino acid other than valine at a position corresponding to amino acid residue 143 of SEQ ID NO: 1, (iii) or both (i) and (ii). Certain aspects of the present disclosure are directed to nucleic acid molecules encoding the HLA class II molecules, vectors comprising the nucleic acid molecule, cells comprising the same, and methods of use thereof.
    Type: Application
    Filed: July 29, 2020
    Publication date: September 1, 2022
    Applicant: University Health Network
    Inventors: Naoto HIRANO, Kenji SUGATA
  • Patent number: 11413094
    Abstract: Methods and related systems and devices are described for performing various AR medical applications, including a method of guiding augmented reality (AR) intervention. In one aspect, a primary client device: receives model sets, an intervention plan having an intervention field, and session information about a session related to the AR intervention from a server; receives first real-time input data from a first input device; generates metrics by evaluating an execution of the intervention plan by comparing the intervention plan to the first real-time input data; displays real-time graphics, based at least in part on the metrics, spatially over the intervention field; receives real-time status data, from the server, about a replicate client device that joins the session; sends the first real-time input data, the metrics and the evaluation computed from the intervention plan, through the server, to the replicate client device.
    Type: Grant
    Filed: May 25, 2020
    Date of Patent: August 16, 2022
    Assignee: University Health Network
    Inventors: Zigang Jimmy Qiu, Stefan Hofer, Blake Murphy, Tomas J. Saun, Lukasz Brzozowski, Trinette Wright, Xun Lin
  • Publication number: 20220248944
    Abstract: An endoscopic imaging device is disclosed. The device includes a body portion configured to be held in a user's hand and an endoscope portion configured to direct light onto a target. At least one excitation light source is configured to excite autofluorescence emissions of tissue cells and fluorescence emissions of induced porphyrins in tissue cells of the target. A white light source is configured to illuminate the surgical margin during white light imaging of the target. The device also includes an imaging sensor and a first optical filter configured to filter optical signals emitted by the target responsive to illumination with excitation light and permit passage of autofluorescence emissions of tissue cells and fluorescence emissions of the induced porphyrins in tissue cells to the imaging sensor.
    Type: Application
    Filed: January 17, 2020
    Publication date: August 11, 2022
    Applicants: University Health Network, SBI ALAPHARMA CANADA INC.
    Inventors: Ralph S. DACOSTA, Kathryn OTTOLINO-PERRY, Christopher GIBSON, Nayana Thalanki ANANTHA, Simon TREADWELL, Todd DAYNES, Todd MEANEY, Garrett VERMEY, Carl ANNIS