Patents by Inventor Zigang Dong

Zigang Dong 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: 20200179404
    Abstract: An example technique for treating a skin cancer condition includes administering a therapeutically effective amount of a p53-related protein kinase (PRPK) inhibitor to a patient having skin cancer or having a high risk of developing skin cancer. An example composition includes a therapeutically effective amount of a PRPK inhibitor for treating a skin cancer condition. An example composition includes a pharmaceutically effective amount of at least one anti-solar ultraviolet (anti-sUV) combination for preventing a skin cancer condition. The at least one anti-sUV combination is chosen from the combinations: avobenzone and octinoxate; octocrylene and zinc oxide; avobenzone, octocrylene, and titanium dioxide; or avobenzone, octocrylene, and zinc oxide.
    Type: Application
    Filed: June 8, 2018
    Publication date: June 11, 2020
    Applicants: Regents of the University of Minnesota, Regents of the University of Minnesota
    Inventors: Ann M. Bode, Zigang Dong, Eunmiri Roh
  • Patent number: 10532040
    Abstract: The invention provides methods, uses and compounds for treating cancers. For example, certain embodiments provide a method for treating cancer in a mammal comprising administering to the mammal an effective amount of 3,5,7,8,4?-Pentahydroxyflavone, or a pharmaceutically acceptable salt thereof. Certain other embodiments of the invention provide methods for inactivating ornithine decarboxylase (ODC) in a cell comprising contacting the cell in vitro or in vivo with an effective amount of 3,5,7,8,4?-Pentahydroxyflavone, or a pharmaceutically acceptable salt thereof. The invention also provides a dermal product comprising 3,5,7,8,4?-Pentahydroxyflavone, or a pharmaceutically acceptable salt thereof, wherein the product prophylactically or therapeutically treats sunburn or other sun exposure and/or skin cancer in a mammal.
    Type: Grant
    Filed: November 19, 2012
    Date of Patent: January 14, 2020
    Assignee: REGENTS OF THE UNIVERSITY OF MINNESOTA
    Inventors: Ann M. Bode, Young-Yeon Cho, Zigang Dong, Dong Joon Kim
  • Patent number: 10487054
    Abstract: The invention provides a compound of formula I: or a salt thereof, wherein R1, R2, R3, R4 and ring A have any of the values described in the specification, as well as compositions comprising a compound of formula I. The compounds are useful as anti-cancer agents.
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: November 26, 2019
    Assignee: Regents of the University of Minnesota
    Inventors: Zigang Dong, Ann M. Bode, Kanamata Reddy
  • Publication number: 20180339966
    Abstract: The invention provides a compound of formula I: or a salt thereof, wherein R1, R2, R3, R4 and ring A have any of the values described in the specification, as well as compositions comprising a compound of formula I. The compounds are useful as anti-cancer agents.
    Type: Application
    Filed: April 20, 2018
    Publication date: November 29, 2018
    Inventors: Zigang Dong, Ann M. Bode, Kanamata Reddy
  • Publication number: 20170343549
    Abstract: A method for detecting and/or measuring circulating TXA2 in a subject having or at risk of having colorectal cancer. Generally, the method includes obtaining a biological sample from the subject, measuring circulating TXA2 in the biological sample, and identifying the subject as having colorectal cancer if the circulating TXA2 in the biological sample is greater than a predetermined level. The method may be used as a diagnostic test and/or may be performed repeatedly to monitor the status of colorectal cancer in a subject over time.
    Type: Application
    Filed: December 7, 2016
    Publication date: November 30, 2017
    Inventors: Zigang Dong, Ann M. Bode
  • Patent number: 9796671
    Abstract: The invention provides compounds of the formula: and salts thereof that are useful as intermediates for preparing corresponding compounds of formula I: that are useful for treating conditions associated with Aurora B kinase activity (e.g. cancer).
    Type: Grant
    Filed: February 29, 2016
    Date of Patent: October 24, 2017
    Assignee: REGENTS OF THE UNIVERSITY OF MINNESOTA
    Inventors: Ann M. Bode, Zigang Dong, Kanamata Reddy
  • Publication number: 20170160280
    Abstract: A method for detecting and/or measuring circulating TXA2 in a subject having or at risk of having colorectal cancer. Generally, the method includes obtaining a biological sample from the subject, measuring circulating TXA2 in the biological sample, and identifying the subject as having colorectal cancer if the circulating TXA2 in the biological sample is greater than a predetermined level. The method may be used as a diagnostic test and/or may be performed repeatedly to monitor the status of colorectal cancer in a subject over time.
    Type: Application
    Filed: December 7, 2016
    Publication date: June 8, 2017
    Inventors: Zigang Dong, Ann M. Bode
  • Patent number: 9616047
    Abstract: Compounds are disclosed which are effective for inhibiting ?-catenin or disrupting a ?-catenin/Tcf-4 complex, and for causing effective attenuation of colon carcinogenesis. The compounds may be effective treatment for colorectal cancer (CRC) when administered in an effective dose to a patient afflicted therewith.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: April 11, 2017
    Assignee: Regents of University of Minnesota
    Inventors: Ann Marie Bode, Zigang Dong, Srinivasa Reddy Kanamata Reddy
  • Publication number: 20160176820
    Abstract: The invention provides compounds of the formula: and salts thereof that are useful as intermediates for preparing corresponding compounds of formula I: that are useful for treating conditions associated with Aurora B kinase activity (e.g. cancer).
    Type: Application
    Filed: February 29, 2016
    Publication date: June 23, 2016
    Applicant: REGENTS OF THE UNIVERSITY OF MINNESOTA
    Inventors: Ann M. Bode, Zigang Dong, Kanamata Reddy
  • Patent number: 9296730
    Abstract: The invention provides a compound of formula I: or a salt thereof, wherein ring A and R1-R4 have any of the values defined in the specification. The compounds have activity as Aurora B kinase inhibitors and are useful for treating conditions associated with Aurora B kinase activity (e.g. cancer).
    Type: Grant
    Filed: October 25, 2013
    Date of Patent: March 29, 2016
    Assignee: Regents of the University of Minnesota
    Inventors: Ann M. Bode, Zigang Dong, Kanamata Reddy
  • Publication number: 20150374662
    Abstract: Compounds are disclosed which are effective for inhibiting ?-catenin or disrupting a ?-catenin/Tcf-4 complex, and for causing effective attenuation of colon carcinogenesis. The compounds may be effective treatment for colorectal cancer (CRC) when administered in an effective dose to a patient afflicted therewith.
    Type: Application
    Filed: June 30, 2015
    Publication date: December 31, 2015
    Inventors: Ann Marie Bode, Zigang Dong, Srinivasa Reddy Kanamata Reddy
  • Publication number: 20150232456
    Abstract: The invention provides a compound of formula I: or a salt thereof, wherein ring A and R1-R4 have any of the values defined in the specification. The compounds have activity as Aurora B kinase inhibitors and are useful for treating conditions associated with Aurora B kinase activity (e.g. cancer).
    Type: Application
    Filed: October 25, 2013
    Publication date: August 20, 2015
    Applicant: REGENTS OF THE UNIVERSITY OF MINNESOTA
    Inventors: Ann M. Bode, Zigang Dong, Kanamata Reddy
  • Publication number: 20140303244
    Abstract: The invention provides methods, uses and compounds for treating cancers.
    Type: Application
    Filed: November 19, 2012
    Publication date: October 9, 2014
    Inventors: Ann M. Bode, Young-Yeon Cho, Zigang Dong, Dong Joon Kim
  • Publication number: 20110269810
    Abstract: Compositions and methods for treating, preventing, or ameliorating one or more symptoms, disorders, or conditions associated with particular c-Jun N-terminal kinase(s) (JNKs) activity are provided. Compositions contain small molecules such as pyrazoloanthrones.
    Type: Application
    Filed: April 4, 2011
    Publication date: November 3, 2011
    Applicants: Regents of the University of Minnesota, Mayo Foundation for Medical Education and Research
    Inventors: Yuan-Ping Pang, Anuradha Vummenthala, Jewn Giew Park, Shao-Hua Wang, Zigang Dong, Ann M. Bode, Yong Yeon Cho
  • Patent number: 7351739
    Abstract: In one aspect, the present invention provides compounds having formula I or IV as shown below: as further defined herein. In additional aspects, the present invention provides compositions and kits comprising the compounds of the invention and methods for their use, for example, for the prevention or treatment of a cancer.
    Type: Grant
    Filed: April 29, 2005
    Date of Patent: April 1, 2008
    Assignees: Wellgen, Inc., The Regents of the University of Minnesota, Rutgers, the State University of New Jersey
    Inventors: Chi-Tang Ho, Naisheng Bai, Zigang Dong, Ann M. Bode, Slavik Dushenkov
  • Publication number: 20060052438
    Abstract: In one aspect, the present invention provides compounds having formula I or IV as shown below: as further defined herein. In additional aspects, the present invention provides compositions and kits comprising the compounds of the invention and methods for their use, for example, for the prevention or treatment of a cancer.
    Type: Application
    Filed: April 29, 2005
    Publication date: March 9, 2006
    Inventors: Chi-Tang Ho, Naisheng Bai, Zigang Dong, Ann Bode, Slavik Dushenkov
  • Publication number: 20040156799
    Abstract: The present invention provides pharmaceutical compositions including: a combination of a compound of the formula (I) wherein R1 is C1-C6 alkyl and R2 is independently —H or —OH, or a pharmaceutically acceptable salt thereof; and a phorbol compound. The present invention also provides for these and other compositions and their use for the treatment of established cancers or tumors.
    Type: Application
    Filed: December 5, 2003
    Publication date: August 12, 2004
    Inventors: Zigang Dong, Ann M. Bode, Wei-Ya Ma
  • Patent number: 6699842
    Abstract: The inhibition of AP-1 activity by dominant negative deletion mutants of c-jun is disclosed. This inhibition of AP-1 activity is shown to be associated with inhibition of tumor promoter-induced neoplastic transformation. Therefore, the invention relates to the utilization of dominant negative deletion mutants of c-jun which are inhibitory to tumor promotor-induced neoplastic transformation as therapeutic agents in the prevention and treatment of cancer in mammals.
    Type: Grant
    Filed: March 10, 1994
    Date of Patent: March 2, 2004
    Assignee: The United States of America as represented by the Department of Health and Human Services
    Inventors: Nancy H. Colburn, Zigang Dong, Powel H. Brown, Michael J. Birrer