Patents by Inventor Hazel H. Szeto

Hazel H. Szeto has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20170112893
    Abstract: The disclosure relates to a method for protecting a kidney from renal injury. For example, acute renal injury may be associated with decreased or blocked blood flow in the subject's kidney or exposure to a nephrotoxic agent, such as a radiocontrast dye. The methods include administering to the subject an effective amount of an aromatic-cationic peptide to a subject in need thereof.
    Type: Application
    Filed: June 3, 2016
    Publication date: April 27, 2017
    Inventors: Hazel H. Szeto, Diane Felsen
  • Patent number: 9623069
    Abstract: The invention provides a method for reducing oxidative damage in a mammal, a removed organ, or a cell in need thereof. The method comprises administering an effective amount of an aromatic cationic peptide. The aromatic cationic peptide has (a) at least one net positive charge; (b) a minimum of three amino acids; (c) a maximum of about twenty amino acids, (d) a relationship between the minimum number of net positive charges (pm) and the total number of amino acid residues (r) wherein 3 pm is the largest number that is less than or equal to r+1; (e) a relationship between the minimum number of aromatic groups (a) and the total number of net positive charges (pt) wherein 3a or 2a is the largest number that is less than or equal to pt+1, except that when a is 1, pt may also be 1; and (f) at least one tyrosine or tryptophan amino acid.
    Type: Grant
    Filed: December 9, 2013
    Date of Patent: April 18, 2017
    Assignee: CORNELL RESEARCH FOUNDATION, INC.
    Inventor: Hazel H. Szeto
  • Publication number: 20170100450
    Abstract: The invention provides methods of preventing or treating insulin resistance in a mammalian subject. The methods comprise administering to the subject an effective amount of an aromatic-cationic peptide having at least one net positive charge; a minimum of four amino acids; a maximum of about twenty amino acids; a relationship between the minimum number of net positive charges (pm) and the total number of amino acid residues (r) wherein 3pm is the largest number that is less than or equal to r+1; and a relationship between the minimum number of aromatic groups (a) and the total number of net positive charges (pt) wherein 2a is the largest number that is less than or equal to pt+1, except that when a is 1, pt may also be 1.
    Type: Application
    Filed: May 19, 2016
    Publication date: April 13, 2017
    Applicants: Cornell University, East Carolina University
    Inventors: P. Darrell Neufer, Ethan J. Anderson, Hazel H. Szeto
  • Publication number: 20170057995
    Abstract: The present disclosure provides aromatic-cationic peptide compositions and methods of using the same. The methods comprise use of the peptides in inhibiting cholesterol-induced cytochrome c peroxidase activity, promoting reduction of cytochrome c, and inhibition of cardiolipin peroxidation to treat, prevent or ameliorate cholesterol-induced mitochondrial dysfunction.
    Type: Application
    Filed: September 26, 2014
    Publication date: March 2, 2017
    Inventors: Hazel H. SZETO, Alexander V. BIRK, Felix ROZENBERG
  • Publication number: 20170035899
    Abstract: The invention relates to carrier complexes and methods for delivering molecules to cells. The carrier complexes comprises a molecule and an aromatic cationic peptide in accordance with the invention. In one embodiment, the method for delivering a molecule to a cell comprises contacting the cell with a carrier complex. In another embodiment, the method for delivering a molecule to a cell comprises contacting the cell with a molecule and an aromatic cationic peptide.
    Type: Application
    Filed: March 11, 2016
    Publication date: February 9, 2017
    Applicant: Cornell Research Foundation, Inc.
    Inventors: Hazel H. Szeto, Kesheng Zhao, Hugh Robertson, Alex V. Birk
  • Publication number: 20170008925
    Abstract: The disclosure provides aromatic-cationic peptide compositions and methods of preventing or treating disease using the same. The methods comprise administering to the subject an effective amount of an aromatic-cationic peptide to subjects in need thereof.
    Type: Application
    Filed: February 11, 2016
    Publication date: January 12, 2017
    Applicants: Cornell University, Institut de Recherches Cliniques de Montreal
    Inventors: Hazel H. SZETO, Peter W. SCHILLER
  • Publication number: 20160375088
    Abstract: The present disclosure provides aromatic-cationic peptides and methods of using the same. The methods comprise the use of the aromatic-cationic peptides in reducing the effects of toxic beta amyloid (A?) peptides including blocking the accumulation of extracellular A? oligomers, inhibiting A?-mediated oxygenase activity, reducing A?-induced mitochondrial dysfunction and/or preventing A?-induced neuronal apoptosis.
    Type: Application
    Filed: September 29, 2014
    Publication date: December 29, 2016
    Inventors: Hazel H. SZETO, Alexander V. BIRK, Paul SZABO, Brian Yinge ZHAO, Margarita REN
  • Publication number: 20160317604
    Abstract: The invention provides a method for reducing oxidative damage in a mammal, a removed organ, or a cell in need thereof. The method comprises administering an effective amount of an aromatic cationic peptide. The aromatic cationic peptide has (a) at least one net positive charge; (b) a minimum of three amino acids; (c) a maximum of about twenty amino acids, (d) a relationship between the minimum number of net positive charges (pm) and the total number of amino acid residues (r) wherein 3 pm is the largest number that is less than or equal to r+1; (e) a relationship between the minimum number of aromatic groups (a) and the total number of net positive charges (pt) wherein 3a or 2a is the largest number that is less than or equal to pt+1, except that when a is 1, pt may also be 1; and (f) at least one tyrosine or tryptophan amino acid.
    Type: Application
    Filed: December 1, 2015
    Publication date: November 3, 2016
    Applicant: Cornell Research Foundation, Inc.
    Inventor: Hazel H. Szeto
  • Publication number: 20160199435
    Abstract: The invention provides methods of preventing or treating metabolic syndrome in a mammalian subject. The methods comprise administering to the subject an effective amount of an aromatic-cationic peptide to subjects in need thereof.
    Type: Application
    Filed: August 21, 2015
    Publication date: July 14, 2016
    Inventor: Hazel H. Szeto
  • Publication number: 20160106800
    Abstract: The disclosure provides methods of preventing or treating heart failure in a mammalian subject. The methods comprise administering to the subject an effective amount of an aromatic-cationic peptide to subjects in need thereof.
    Type: Application
    Filed: June 1, 2015
    Publication date: April 21, 2016
    Applicants: UNIVERSITY OF WASHINGTON, CORNELL UNIVERSITY
    Inventors: Hazel H. Szeto, Peter S. Rabinovitch, Dao-Fu Dai
  • Publication number: 20160058826
    Abstract: The present disclosure provides methods and compositions for preventing or treating MV-induced or disuse-induced skeletal muscle infirmities in a mammalian subject. The methods further include administering to the subject an effective amount of an aromatic-cationic peptide.
    Type: Application
    Filed: April 3, 2015
    Publication date: March 3, 2016
    Applicants: University of Florida Research Foundation, Cornell University
    Inventors: Hazel H. Szeto, Scott Kline Powers
  • Publication number: 20150359838
    Abstract: The invention provides a method of reducing or preventing mitochondrial permeability transitioning. The method comprises administering an effective amount of an aromatic-cationic peptide having at least one net positive charge; a minimum of four amino acids; a maximum of about twenty amino acids; a relationship between the minimum number of net positive charges (pm) and the total number of amino acid residues (r) wherein 3pm is the largest number that is less than or equal to r+1; and a relationship between the minimum number of aromatic groups (a) and the total number of net positive charges (pt) wherein 2 a is the largest number that is less than or equal to pt+1, except that when a is 1, pt may also be 1.
    Type: Application
    Filed: January 13, 2015
    Publication date: December 17, 2015
    Inventors: Hazel H. Szeto, Peter W. Schiller, Kesheng Zhao
  • Publication number: 20150359839
    Abstract: The invention provides methods of preventing or treating insulin resistance in a mammalian subject. The methods comprise administering to the subject an effective amount of an aromatic-cationic peptide having at least one net positive charge; a minimum of four amino acids; a maximum of about twenty amino acids; a relationship between the minimum number of net positive charges (pm) and the total number of amino acid residues (r) wherein 3pm is the largest number that is less than or equal to r+1; and a relationship between the minimum number of aromatic groups (a) and the total number of net positive charges (pt) wherein 2a is the largest number that is less than or equal to pt+1, except that when a is 1, pt may also be 1.
    Type: Application
    Filed: January 15, 2015
    Publication date: December 17, 2015
    Applicants: EAST CAROLINA UNIVERSITY, CORNELL UNIVERSITY
    Inventors: P. Darrell Neufer, Ethan J. Anderson, Hazel H. Szeto
  • Publication number: 20150353602
    Abstract: The disclosure relates to a method for protecting a kidney from renal injury. For example, acute renal injury may be associated with decreased or blocked blood flow in the subject's kidney or exposure to a nephrotoxic agent, such as a radiocontrast dye. The methods include administering to the subject an effective amount of an aromatic-cationic peptide to a subject in need thereof.
    Type: Application
    Filed: January 15, 2015
    Publication date: December 10, 2015
    Inventors: Hazel H. Szeto, Diane Felsen
  • Patent number: 9150614
    Abstract: The invention provides a method for treating one or more complications of diabetes in a mammal. The method comprises administering to a mammal in need thereof an effective amount of an aromatic-cationic peptide having at least one net positive charge; a minimum of four amino acids; a maximum of about twenty amino acids; a relationship between the minimum number of net positive charges (pm) and the total number of amino acid residues (r) wherein 3 pm is the largest number that is less than or equal to r+1; and a relationship between the minimum number of aromatic groups (a) and the total number of net positive charges (pt) wherein 2a is the largest number that is less than or equal to pt+1, except that when a is 1, pt may also be 1.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: October 6, 2015
    Assignee: CORNELL RESEARCH FOUNDATION, INC.
    Inventors: Hazel H. Szeto, Shaoyl Liu, Sunghee Cho
  • Patent number: 8957030
    Abstract: The invention provides a method of reducing or preventing mitochondrial permeability transitioning. The method comprises administering an effective amount of an aromatic-cationic peptide having at least one net positive charge; a minimum of four amino acids; a maximum of about twenty amino acids; a relationship between the minimum number of net positive charges (pm) and the total number of amino acid residues (r) wherein 3pm is the largest number that is less than or equal to r+1; and a relationship between the minimum number of aromatic groups (a) and the total number of net positive charges (pt) wherein 2 a is the largest number that is less than or equal to pt+1, except that when a is 1, pt may also be 1.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: February 17, 2015
    Assignees: Cornell Research Foundation, Inc., Institute de Recherches Cliniques de Montreal
    Inventors: Hazel H. Szeto, Peter W. Schiller, Kesheng Zhao
  • Patent number: 8940696
    Abstract: The disclosure relates to a method for protecting a kidney from renal injury. For example, acute renal injury may be associated with decreased or blocked blood flow in the subject's kidney or exposure to a nephrotoxic agent, such as a radiocontrast dye. The methods include administering to the subject an effective amount of an aromatic-cationic peptide to a subject in need thereof.
    Type: Grant
    Filed: October 25, 2013
    Date of Patent: January 27, 2015
    Assignee: Cornell University
    Inventors: Hazel H. Szeto, Diane Felsen
  • Publication number: 20150010588
    Abstract: The present disclosure provides aromatic-cationic peptide compositions and methods of using the same. The methods comprise use of the peptides in electron transport, inhibition of cardiolipin peroxidation, and inhibition of apoptosis and necrosis to treat, prevent or ameliorate the symptoms of autoimmune diseases or condition.
    Type: Application
    Filed: February 22, 2013
    Publication date: January 8, 2015
    Applicant: Cornell University
    Inventor: Hazel H. Szeto
  • Publication number: 20150005242
    Abstract: The disclosure provides aromatic-cationic peptide compositions and methods of preventing or treating disease using the same. The methods comprise administering to the subject an effective amount of an aromatic-cationic peptide to subjects in need thereof.
    Type: Application
    Filed: September 16, 2014
    Publication date: January 1, 2015
    Applicants: Institut de Recherches Cliniques de Montreal, Cornell University
    Inventors: Hazel H. SZETO, Peter W. SCHILLER
  • Publication number: 20140349942
    Abstract: The invention provides a method for reducing oxidative damage in a mammal, a removed organ, or a cell in need thereof. The method comprises administering an effective amount of an aromatic cationic peptide. The aromatic cationic peptide has (a) at least one net positive charge; (b) a minimum of three amino acids; (c) a maximum of about twenty amino acids, (d) a relationship between the minimum number of net positive charges (pm) and the total number of amino acid residues (r) wherein 3 pm is the largest number that is less than or equal to r+1; (e) a relationship between the minimum number of aromatic groups (a) and the total number of net positive charges (pt) wherein 3a or 2a is the largest number that is less than or equal to pt+1, except that when a is 1, pt may also be 1; and (f) at least one tyrosine or tryptophan amino acid.
    Type: Application
    Filed: December 9, 2013
    Publication date: November 27, 2014
    Applicant: Cornell Research Foundation, Inc.
    Inventor: Hazel H. Szeto