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).
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Publication number: 20200179404Abstract: 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: ApplicationFiled: June 8, 2018Publication date: June 11, 2020Applicants: Regents of the University of Minnesota, Regents of the University of MinnesotaInventors: Ann M. Bode, Zigang Dong, Eunmiri Roh
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Patent number: 10532040Abstract: 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: GrantFiled: November 19, 2012Date of Patent: January 14, 2020Assignee: REGENTS OF THE UNIVERSITY OF MINNESOTAInventors: Ann M. Bode, Young-Yeon Cho, Zigang Dong, Dong Joon Kim
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Patent number: 10487054Abstract: 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: GrantFiled: April 20, 2018Date of Patent: November 26, 2019Assignee: Regents of the University of MinnesotaInventors: Zigang Dong, Ann M. Bode, Kanamata Reddy
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Publication number: 20180339966Abstract: 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: ApplicationFiled: April 20, 2018Publication date: November 29, 2018Inventors: Zigang Dong, Ann M. Bode, Kanamata Reddy
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Publication number: 20170343549Abstract: 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: ApplicationFiled: December 7, 2016Publication date: November 30, 2017Inventors: Zigang Dong, Ann M. Bode
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Patent number: 9796671Abstract: 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: GrantFiled: February 29, 2016Date of Patent: October 24, 2017Assignee: REGENTS OF THE UNIVERSITY OF MINNESOTAInventors: Ann M. Bode, Zigang Dong, Kanamata Reddy
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Publication number: 20170160280Abstract: 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: ApplicationFiled: December 7, 2016Publication date: June 8, 2017Inventors: Zigang Dong, Ann M. Bode
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Patent number: 9616047Abstract: 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: GrantFiled: June 30, 2015Date of Patent: April 11, 2017Assignee: Regents of University of MinnesotaInventors: Ann Marie Bode, Zigang Dong, Srinivasa Reddy Kanamata Reddy
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Publication number: 20160176820Abstract: 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: ApplicationFiled: February 29, 2016Publication date: June 23, 2016Applicant: REGENTS OF THE UNIVERSITY OF MINNESOTAInventors: Ann M. Bode, Zigang Dong, Kanamata Reddy
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Patent number: 9296730Abstract: 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: GrantFiled: October 25, 2013Date of Patent: March 29, 2016Assignee: Regents of the University of MinnesotaInventors: Ann M. Bode, Zigang Dong, Kanamata Reddy
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Publication number: 20150374662Abstract: 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: ApplicationFiled: June 30, 2015Publication date: December 31, 2015Inventors: Ann Marie Bode, Zigang Dong, Srinivasa Reddy Kanamata Reddy
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Publication number: 20150232456Abstract: 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: ApplicationFiled: October 25, 2013Publication date: August 20, 2015Applicant: REGENTS OF THE UNIVERSITY OF MINNESOTAInventors: Ann M. Bode, Zigang Dong, Kanamata Reddy
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Publication number: 20140303244Abstract: The invention provides methods, uses and compounds for treating cancers.Type: ApplicationFiled: November 19, 2012Publication date: October 9, 2014Inventors: Ann M. Bode, Young-Yeon Cho, Zigang Dong, Dong Joon Kim
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Publication number: 20110269810Abstract: 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: ApplicationFiled: April 4, 2011Publication date: November 3, 2011Applicants: Regents of the University of Minnesota, Mayo Foundation for Medical Education and ResearchInventors: Yuan-Ping Pang, Anuradha Vummenthala, Jewn Giew Park, Shao-Hua Wang, Zigang Dong, Ann M. Bode, Yong Yeon Cho
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Patent number: 7351739Abstract: 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: GrantFiled: April 29, 2005Date of Patent: April 1, 2008Assignees: Wellgen, Inc., The Regents of the University of Minnesota, Rutgers, the State University of New JerseyInventors: Chi-Tang Ho, Naisheng Bai, Zigang Dong, Ann M. Bode, Slavik Dushenkov
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Publication number: 20060052438Abstract: 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: ApplicationFiled: April 29, 2005Publication date: March 9, 2006Inventors: Chi-Tang Ho, Naisheng Bai, Zigang Dong, Ann Bode, Slavik Dushenkov
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Publication number: 20040156799Abstract: 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: ApplicationFiled: December 5, 2003Publication date: August 12, 2004Inventors: Zigang Dong, Ann M. Bode, Wei-Ya Ma
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Patent number: 6699842Abstract: 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: GrantFiled: March 10, 1994Date of Patent: March 2, 2004Assignee: The United States of America as represented by the Department of Health and Human ServicesInventors: Nancy H. Colburn, Zigang Dong, Powel H. Brown, Michael J. Birrer