Patents Assigned to Cytovia, Inc.
  • Publication number: 20070249601
    Abstract: Disclosed are 4-arylamino-quinazolines and analogs thereof effective as activators of caspases and inducers of apoptosis. The compounds of this invention are useful in the treatment of a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Application
    Filed: March 29, 2007
    Publication date: October 25, 2007
    Applicants: Myriad Genetics, Incorporated, Cytovia, Inc.
    Inventors: Sui Cai, Nilantha Sirisoma, Azra Pervin, John Drewe, Shailaja Kasibhatla, Songchun Jiang, Hong Zhang, Chris Pleiman, Vijay Baichwal, John Manfredi, Leena Bhoite
  • Publication number: 20070244113
    Abstract: Disclosed are 4-arylamino-quinazolines and analogs thereof effective as activators of caspases and inducers of apoptosis. The compounds of this invention are useful in the treatment of a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Application
    Filed: March 1, 2007
    Publication date: October 18, 2007
    Applicants: Myriad Genetics, Incorporated, Cytovia, Inc
    Inventors: Sui Cai, Nilantha Sirisoma, Azra Pervin, John Drewe, Shailaja Kasibhatla, Songchun Jiang, Hong Zhang, Chris Pleiman, Vijay Baichwal, John Manfredi, Leena Bhoite
  • Publication number: 20070244114
    Abstract: Disclosed are 4-arylamino-quinazolines and analogs thereof effective as activators of caspases and inducers of apoptosis. The compounds of this invention are useful in the treatment of a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Application
    Filed: March 13, 2007
    Publication date: October 18, 2007
    Applicants: Myriad Genetics, Incorporated, Cytovia, Inc.
    Inventors: Sui Cai, Nilantha Sirisoma, Azra Pervin, John Drewe, Shailaja Kasibhatla, Songchun Jiang, Hong Zhang, Chris Pleiman, Vijay Baichwal, John Manfredi, Leena Bhoite
  • Patent number: 7270801
    Abstract: The present invention relates to novel fluorescent dyes, novel fluorogenic and fluorescent reporter molecules and new enzyme assay processes that can be used to detect the activity of caspases and other enzymes involved in apoptosis in whole cells, cell lines and tissue samples derived from any living organism or organ. The reporter molecules and assay processes can be used in drug screening procedures to identify compounds which act as inhibitors or inducers of the caspase cascade in whole cells or tissues. The reagents and assays described herein are also useful for determining the chemosensitivity of human cancer cells to treatment with chemotherapeutic drugs. The present invention also relates to novel fluorogenic and fluorescent reporter molecules and new enzyme assay processes that can be used to detect the activity of type 2 methionine aminopeptidase, dipeptidyl peptidase IV, calpain, aminopeptidase, HIV protease, adenovirus protease, HSV-1 protease, HCMV protease and HCV protease.
    Type: Grant
    Filed: April 22, 2004
    Date of Patent: September 18, 2007
    Assignee: Cytovia, Inc.
    Inventors: Eckard Weber, Sui Xiong Cai, John F. W. Keana, John A. Drewe, Han-Zhong Zhang
  • Publication number: 20070213305
    Abstract: Disclosed are N-alkyl-N-aryl-thienopyrimidin-4-amines and analogs thereof, represented by the Formulae I-II: wherein Ar, R1-R4 and R10 are defined herein. The present invention relates to the discovery that compounds having Formulae I-II are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention may be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Application
    Filed: November 2, 2006
    Publication date: September 13, 2007
    Applicant: Cytovia, Inc.
    Inventors: Sui Cai, William Kemnitzer, Nilantha Sirisoma
  • Patent number: 7256219
    Abstract: The present invention is directed to multifluoro-substituted Chalcones and analogs thereof, represented by the general Formula I: wherein Ar and R6-R10 are defined herein. The present invention also relates to the discovery that compounds having Formula I are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention may be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Grant
    Filed: March 14, 2002
    Date of Patent: August 14, 2007
    Assignee: Cytovia, Inc.
    Inventors: Sui Xiong Cai, P. Sanjeeva Reddy, John A. Drewe, Bao Ngoc Nguyen, Shailaja Kasibhatla
  • Patent number: 7235674
    Abstract: The present invention is directed to substituted coumarins and quinolines and analogs thereof, represented by the general Formula I: wherein A, B, X, Y, and Z are defined herein. The present invention also relates to the discovery that compounds having Formula I are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention can be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Grant
    Filed: November 16, 2004
    Date of Patent: June 26, 2007
    Assignee: Cytovia, Inc.
    Inventors: Sui Xiong Cai, Hong Zhang, William E. Kemnitzer, Songchun Jiang, John Drewe, Richard Storer
  • Patent number: 7226927
    Abstract: The present invention is directed to substituted 2-aryl-4-arylaminopyrimidine and analogs thereof, represented by the general Formula I: wherein A, Ar1, Ar2, R1 and R3 are defined herein. The present invention also relates to the discovery that compounds having Formula I are activators of caspases and inducers of apoptosis. The compounds of this invention may be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Grant
    Filed: November 10, 2003
    Date of Patent: June 5, 2007
    Assignee: Cytovia, Inc.
    Inventors: Sui Xiong Cai, John A Drewe, P. Sanjeeva Reddy, Bao Nguyen, Azra Pervin
  • Publication number: 20070112003
    Abstract: Disclosed are 3,5-disubstituted-[1,2,4]-oxadiazoles and analogs thereof, represented by the Formula I: wherein Ar1, R2, A, B and D are defined herein. The present invention relates to the discovery that compounds having Formula I are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention may be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Application
    Filed: November 6, 2006
    Publication date: May 17, 2007
    Applicant: Cytovia, Inc.
    Inventors: Sui Cai, Han-Zhong Zhang, Jared Kuemmerle, Hong Zhang, William Kemnitzer
  • Publication number: 20070099941
    Abstract: Disclosed are N-arylalkyl-thienopyrimidin-4-amines and analogs thereof, represented by the Formula I: wherein Ar, R1, R3, R4, R10-R12 and n are defined herein. The present invention relates to the discovery that compounds having Formula I are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention may be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Application
    Filed: November 2, 2006
    Publication date: May 3, 2007
    Applicant: Cytovia, Inc.
    Inventors: Sui Cai, John Drewe, William Kemnitzer, Nilantha Sirisoma
  • Publication number: 20070099877
    Abstract: Disclosed are N-aryl-thienopyrimidin-4-amines and analogs thereof, represented by the Formulae I-II: wherein Ar and R1-R4 are defined herein. The present invention relates to the discovery that compounds having Formulae I-II are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention may be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Application
    Filed: November 2, 2006
    Publication date: May 3, 2007
    Applicant: Cytovia, Inc.
    Inventors: Sui Cai, William Kemnitzer, Nilantha Sirisoma, Han-Zhong Zhang
  • Patent number: 7176234
    Abstract: The present invention is directed to derivatives of gambogic acid and analogs thereof. Exemplary gambogic acid derivatives of the present invention include, among others, derivatives substituted in the C10 and C28 positions of gambogic acid. The present invention also relates to the discovery that certain preferred compounds of the present invention are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention can be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: February 13, 2007
    Assignee: Cytovia, Inc.
    Inventors: Sui Xiong Cai, Shailaja Kasibhatla, Kristin P. Ollis, Han-Zhong Zhang, John A. Drewe, Ben Tseng, Nilantha Sudath Sirisoma
  • Patent number: 7144876
    Abstract: Disclosed are 3,5-disubstituted-[1,2,4]-oxadiazoles and analogs thereof, represented by the Formula I: wherein Ar1, R2, A, B and D are defined herein. The present invention relates to the discovery that compounds having Formula I are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention may be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Grant
    Filed: December 18, 2003
    Date of Patent: December 5, 2006
    Assignee: Cytovia, Inc.
    Inventors: Sui Xiong Cai, Han-Zhong Zhang, Jared D Kuemmerle, Hong Zhang, William E Kemnitzer
  • Patent number: 7135480
    Abstract: The present invention is directed to substituted 1-benzoyl-3-cyano-pyrrolo[1,2-?]quinolines and analogs thereof, represented by the general Formula I: wherein R1–R8, L, Q, dash line and Ar are defined herein. The present invention also relates to the discovery that compounds having Formula I are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention can be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Grant
    Filed: December 12, 2003
    Date of Patent: November 14, 2006
    Assignee: Cytovia, Inc.
    Inventors: Sui Xiong Cai, John A Drewe, Sungchun Jiang, Shailaja Kasibhatla, Jared Daniel Kuemmerle, Nilantha Sudath Sirisoma, Han-Zhong Zhang
  • Patent number: 7074813
    Abstract: The present invention is directed to substituted N?-(arylcarbonyl)-benzhydrazides, N?-(arylcarbonyl)-benzylidene-hydrazides and analogs thereof, represented by the Formulae I and II: wherein Ar1, Ar2, and R1–R2 are defined herein. The present invention also relates to the discovery that compounds having Formulae I and II are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention may be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Grant
    Filed: April 5, 2004
    Date of Patent: July 11, 2006
    Assignee: Cytovia, Inc.
    Inventors: Sui Xiong Cai, Shailaja Kasibhatla, John Drewe, P. Sanjeeva Reddy, Han-Zhong Zhang
  • Patent number: 7053117
    Abstract: The present invention is directed to substituted 4H-chromenes and analogs thereof, represented by the general Formula I: wherein R1–R5, A, Y and Z are defined herein. The present invention also relates to the discovery that compounds having Formula I are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention can be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Grant
    Filed: May 16, 2002
    Date of Patent: May 30, 2006
    Assignee: Cytovia, Inc.
    Inventor: Sui Xiong Cai
  • Publication number: 20060104998
    Abstract: The present invention is directed to substituted 4H-chromenes and analogs thereof, represented by the Formula (I): wherein R1, R3-R5, A, D, Y and Z are defined herein. The present invention also relates to the discovery that compounds having Formula (I) are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention can be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Application
    Filed: May 16, 2003
    Publication date: May 18, 2006
    Applicant: Cytovia, Inc.
    Inventors: Sui Cai, Songchun Jiang, William Kemnitzer, Hong Zhang, Giorgio Attardo, Real Denis
  • Patent number: 7041685
    Abstract: The present invention is directed to substituted 3-aryl-5-aryl-[1,2,4]-oxadiazoles and analogs thereof, represented by the Formula I: wherein Ar1, Ar3, A, B and D are defined herein. The present invention also relates to the discovery that compounds having Formula I are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention may be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Grant
    Filed: June 10, 2002
    Date of Patent: May 9, 2006
    Assignee: Cytovia, Inc.
    Inventors: Sui Xiong Cai, Han-Zhong Zhang, John A. Drewe, P. Sanjeeva Reddy, Shailaja Kasibhatla, Jared Daniel Kuemmerle, Kristin P. Ollis
  • Patent number: 7015328
    Abstract: The present invention is directed to substituted coumarins and quinolines and analogs thereof, represented by the general Formula I: wherein A, B, X, Y, and Z are defined herein. The present invention also relates to the discovery that compounds having Formula I are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention can be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Grant
    Filed: May 16, 2002
    Date of Patent: March 21, 2006
    Assignees: Cytovia, Inc., Shire BioChem Inc.
    Inventors: Sui Xiong Cai, Hong Zhang, William E. Kemnitzer, Songchun Jiang, John Drewe, Richard Storer
  • Publication number: 20060035925
    Abstract: The present invention is directed to substituted 4H-chromenes and analogs thereof, represented by the general Formula I: wherein R1-R5, A, Y and Z are defined herein. The present invention also relates to the discovery that compounds having Formula I are activators of caspases and inducers of apoptosis. Therefore, the activators of caspases and inducers of apoptosis of this invention can be used to induce cell death in a variety of clinical conditions in which uncontrolled growth and spread of abnormal cells occurs.
    Type: Application
    Filed: June 13, 2005
    Publication date: February 16, 2006
    Applicant: Cytovia, Inc.
    Inventors: Sui Cai, Hong Zhang, Songchun Jiang, Richard Storer