Patents by Inventor Yasumichi Hitoshi

Yasumichi Hitoshi 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).

  • Patent number: 7482130
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding NP95, which is involved in modulation of cell cycle arrest. The invention further relates to methods for identifying and using agents, including small molecule chemical compositions, antibodies, peptides, cyclic peptides, nucleic acids, RNAi, antisense nucleic acids, and ribozymes, that modulate cell cycle arrest via modulation of NP95; as well as to the use of expression profiles and compositions in diagnosis and therapy related to cell cycle regulation and modulation of cellular proliferation, e.g., for treatment of cancer and other diseases of cellular proliferation.
    Type: Grant
    Filed: July 27, 2006
    Date of Patent: January 27, 2009
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Yasumichi Hitoshi, Yonchu Jenkins
  • Publication number: 20090012045
    Abstract: The present disclosure provides methods for the treatment of cell proliferative disorders by administration of a RET kinase inhibitor. Cell proliferative disorders treatable by the methods include, thyroid tumors.
    Type: Application
    Filed: June 26, 2008
    Publication date: January 8, 2009
    Applicant: RIGEL PHARMACEUTICALS, INC.
    Inventors: Yasumichi Hitoshi, Elliott Grossbard, Ankush Argade, Rajinder Singh
  • Patent number: 7413870
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding SAK, which is a protein kinase involved in modulation of cellular proliferation and cell cycle regulation. The invention further relates to methods for identifying and using agents, including small molecule chemical compositions, antibodies, peptides, cyclic peptides, nucleic acids, RNAi, antisense nucleic acids, and ribozymes, that modulate cell cycle regulation and cellular proliferation via modulation of SAK; as well as to the use of expression profiles and compositions in diagnosis and therapy related to cell cycle regulation and modulation of cellular proliferation, e.g., for treatment of cancer and other diseases of cellular proliferation.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: August 19, 2008
    Assignee: Rigel Pharmaceuticals, Incorporated
    Inventors: Yasumichi Hitoshi, Susan Demo, Yonchu Jenkins
  • Patent number: 7358040
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding MRE11, which is a protein involved in modulation of cellular proliferation. The invention further relates to methods for identifying and using agents, including small molecule chemical compositions, antibodies, peptides, cyclic peptides, nucleic acids, antisense nucleic acids, and ribozymes, that modulate cellular proliferation via modulation of MRE11; as well as to the use of expression profiles and compositions in diagnosis and therapy related to modulation of cellular proliferation.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: April 15, 2008
    Assignee: Rigel Pharmaceuticals, Incorporated
    Inventors: Yasumichi Hitoshi, Susan Demo, Yonchu Jenkins
  • Publication number: 20070128673
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding NP95, which is involved in modulation of cell cycle arrest. The invention further relates to methods for identifying and using agents, including small molecule chemical compositions, antibodies, peptides, cyclic peptides, nucleic acids, RNAi, antisense nucleic acids, and ribozymes, that modulate cell cycle arrest via modulation of NP95; as well as to the use of expression profiles and compositions in diagnosis and therapy related to cell cycle regulation and modulation of cellular proliferation, e.g., for treatment of cancer and other diseases of cellular proliferation.
    Type: Application
    Filed: July 27, 2006
    Publication date: June 7, 2007
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Yasumichi Hitoshi, Yonchu Jenkins
  • Publication number: 20060216299
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention binding partners of peptides that block the cell cycle. These binding partners are targets for drug discovery, e.g., for small molecule cancer therapeutics.
    Type: Application
    Filed: October 30, 2003
    Publication date: September 28, 2006
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Yasumichi Hitoshi, David Anderson
  • Patent number: 7090990
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding NP95, which is involved in modulation of cell cycle arrest. The invention further relates to methods for identifying and using agents, including small molecule chemical compositions, antibodies, peptides, cyclic peptides, nucleic acids, RNAi, antisense nucleic acids, and ribozymes, that modulate cell cycle arrest via modulation of NP95; as well as to the use of expression profiles and compositions in diagnosis and therapy related to cell cycle regulation and modulation of cellular proliferation, e.g., for treatment of cancer and other diseases of cellular proliferation.
    Type: Grant
    Filed: April 15, 2002
    Date of Patent: August 15, 2006
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Yasumichi Hitoshi, Yonchu Jenkins
  • Publication number: 20060147978
    Abstract: The invention relates to methods and compositions useful for screening for altered cellular phenotypes using an inducible expression system to enrich for and detect the altered phenotypes and, more particularly, relates to screening libraries of candidate bioactive agents, for example, nucleic acids and peptides, in cells using an regulatable expression system to enrich for a subpopulation of cells having an altered phenotype due to the presence of a candidate bioactive agent.
    Type: Application
    Filed: February 24, 2006
    Publication date: July 6, 2006
    Inventors: James Lorens, Todd Kinsella, Esteban Masuda, Yasumichi Hitoshi, X. Liao, Denise Pearsall, Annabelle Friera, Peter Chu
  • Patent number: 7056687
    Abstract: The invention relates to methods and compositions useful for screening for altered cellular phenotypes using an inducible expression system to enrich for and detect the altered phenotypes and, more particularly, relates to screening libraries of candidate bioactive agents, for example, nucleic acids and peptides, in cells using an regulatable expression system to enrich for a subpopulation of cells having an altered phenotype due to the presence of a candidate bioactive agent.
    Type: Grant
    Filed: March 8, 2002
    Date of Patent: June 6, 2006
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: James Lorens, Todd M. Kinsella, Esteban Masuda, Yasumichi Hitoshi, X. Charlene Liao, Denise Pearsall, Annabelle Freiro, Peter Chu
  • Publication number: 20060051755
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding BRCA-1-Associated Protein-1 (BAP-1), Nuclear Protein 95 (NP95), Fanconi anemia group A protein (FANCA), DEAD/H box polypeptide 9 (DDX9), insulin-like growth factor 1 receptor (IGF1R), ubiquitin-conjugating enzyme E2 variant 1 (UBE2V1), aldehyde dehydrogenase, pyruvate kinase, glucose-6-phosphate dehydrogenase, HCDR-3, DEAD/H box polypeptide 21 (DDX21), serine threonine kinase 15 (ARK2), transmembrane 4 superfamily member 1, or ERCC1, which are involved in modulation of cell cycle arrest.
    Type: Application
    Filed: April 15, 2003
    Publication date: March 9, 2006
    Applicant: RIGEL PHARMACEUTICALS
    Inventors: Yasumichi Hitoshi, Yonchu Jenkins
  • Patent number: 7005254
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding LETM1 (“leucine zipper EF hand transmembrane receptor”), which is involved in modulation of cellular proliferation and cell cycle regulation. The invention further relates to methods for identifying and using agents, including small molecule chemical compositions, antibodies, siRNA, antisense nucleic acids, and ribozymes, that modulate cell cycle regulation and cellular proliferation via modulation of LETM1 and LETM1 related signal transduction; as well as to the use of expression profiles and compositions in diagnosis and therapy related to cell cycle regulation and modulation of cellular proliferation.
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: February 28, 2006
    Assignee: Rigel Pharmaceuticals, Incorporated
    Inventors: Susan Demo, Yasumichi Hitoshi, Denise Pearsall
  • Publication number: 20040126784
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding protein kinase C &zgr; (PKC-&zgr;), phospholipase C-&bgr;1 (PLC-&bgr;1), protein tyrosine kinase 2 (FAK), protein tyrosine kinase 2b (FAK2), casein kinase 2 (CK2), cMET tyrosine kinase (cMET), flap structure specific endonuclease 1 (FEN1), REV1 dCMP transferase (REV1), apurinic/apyrimidinic nuclease 1 (APE1), cyclin dependent kinase 3 (CDK3), PIM1 kinase (PIM1), cell division cycle 7 kinase (CDC7L1), cyclin dependent kinase 7 (CDK7), cytokine inducible kinase (CNK), potentially prenylated protein tyrosine phosphatase (PRL-3), serine threonine kinase 2 (STK2) or (NEK4), cyclin dependent serine threonine kinase (NKIAMRE), or histone acetylase (HBO1), which are involved in modulation of cell cycle arrest.
    Type: Application
    Filed: July 14, 2003
    Publication date: July 1, 2004
    Applicant: Rigel Pharmaceuticals, Incorporated
    Inventors: Yasumichi Hitoshi, Yonchu Jenkins, Vadim Markovtsov
  • Patent number: 6727350
    Abstract: The present invention is directed to novel polypeptides such as the the Toso protein and related molecuels which have an inhibitory effect on TNF mediated apoptosis and to nucleic acid molecules encoding those polypeptides. Also provided herein are vectors and host cells comprising those nucleic acid sequences, chimeric polypeptide molecules comprising the polypeptides of the present invention fused to heterologous polypeptide sequences, antibodies which bind to the polypeptides of the present invention and to methods for producing the polypeptides of the present invention.
    Type: Grant
    Filed: August 17, 1998
    Date of Patent: April 27, 2004
    Assignee: The Board of Trustees of the Leland Stanford Junior University
    Inventors: Garry P. Nolan, Yasumichi Hitoshi
  • Publication number: 20030194713
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding NP95, which is involved in modulation of cell cycle arrest. The invention further relates to methods for identifying and using agents, including small molecule chemical compositions, antibodies, peptides, cyclic peptides, nucleic acids, RNAi, antisense nucleic acids, and ribozymes, that modulate cell cycle arrest via modulation of NP95; as well as to the use of expression profiles and compositions in diagnosis and therapy related to cell cycle regulation and modulation of cellular proliferation, e.g., for treatment of cancer and other diseases of cellular proliferation.
    Type: Application
    Filed: April 15, 2002
    Publication date: October 16, 2003
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Yasumichi Hitoshi, Yonchu Jenkins
  • Publication number: 20030195138
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding BAP-1, which is involved in modulation of cell cycle arrest. The invention further relates to methods for identifying and using agents, including small molecule chemical compositions, antibodies, peptides, cyclic peptides, nucleic acids, RNAi, antisense nucleic acids, and ribozymes, that modulate cell cycle arrest via modulation of BAP-1; as well as to the use of expression profiles and compositions in diagnosis and therapy related to cell cycle regulation and modulation of cellular proliferation, e.g., for treatment of cancer and other diseases of cellular proliferation.
    Type: Application
    Filed: April 15, 2002
    Publication date: October 16, 2003
    Applicant: Rigel Pharmaceuticals
    Inventors: Yasumichi Hitoshi, Yonchu Jenkins
  • Publication number: 20030040001
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding LETM1 (“leucine zipper EF hand transmembrane receptor”), which is involved in modulation of cellular proliferation and cell cycle regulation. The invention further relates to methods for identifying and using agents, including small molecule chemical compositions, antibodies, siRNA, antisense nucleic acids, and ribozymes, that modulate cell cycle regulation and cellular proliferation via modulation of LETM1 and LETM1 related signal transduction; as well as to the use of expression profiles and compositions in diagnosis and therapy related to cell cycle regulation and modulation of cellular proliferation.
    Type: Application
    Filed: May 31, 2002
    Publication date: February 27, 2003
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Susan Demo, Yasumichi Hitoshi, Denise Pearsall
  • Publication number: 20030027167
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding MRE 11, which is a protein involved in modulation of cellular proliferation. The invention further relates to methods for identifying and using agents, including small molecule chemical compositions, antibodies, peptides, cyclic peptides, nucleic acids, antisense nucleic acids, and ribozymes, that modulate cellular proliferation via modulation of MRE 11; as well as to the use of expression profiles and compositions in diagnosis and therapy related to modulation of cellular proliferation.
    Type: Application
    Filed: December 21, 2001
    Publication date: February 6, 2003
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Yasumichi Hitoshi, Susan Demo, Yonchu Jenkins
  • Publication number: 20030027756
    Abstract: The present invention relates to regulation of cellular proliferation. More particularly, the present invention is directed to nucleic acids encoding SAK, which is a protein kinase involved in modulation of cellular proliferation and cell cycle regulation. The invention further relates to methods for identifying and using agents, including small molecule chemical compositions, antibodies, peptides, cyclic peptides, nucleic acids, RNAi, antisense nucleic acids, and ribozymes, that modulate cell cycle regulation and cellular proliferation via modulation of SAK; as well as to the use of expression profiles and compositions in diagnosis and therapy related to cell cycle regulation and modulation of cellular proliferation, e.g., for treatment of cancer and other diseases of cellular proliferation.
    Type: Application
    Filed: December 21, 2001
    Publication date: February 6, 2003
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Yasumichi Hitoshi, Susan Demo, Yonchu Jenkins
  • Publication number: 20030022196
    Abstract: The invention relates to methods and compositions useful for screening for altered cellular phenotypes using an inducible expression system to enrich for and detect the altered phenotypes and, more particularly, relates to screening libraries of candidate bioactive agents, for example, nucleic acids and peptides, in cells using an regulatable expression system to enrich for a subpopulation of cells having an altered phenotype due to the presence of a candidate bioactive agent.
    Type: Application
    Filed: March 8, 2002
    Publication date: January 30, 2003
    Inventors: James Lorens, Todd M. Kinsella, Esteban Masuda, Yasumichi Hitoshi, X. Charlene Liao, Denise Pearsall, Annabelle Friera, Peter Chu
  • Publication number: 20020177565
    Abstract: The present invention is directed to novel polypeptides such as the the Toso protein and related molecuels which have an inhibitory effect on TNF mediated apoptosis and to nucleic acid molecules encoding those polypeptides. Also provided herein are vectors and host cells comprising those nucleic acid sequences, chimeric polypeptide molecules comprising the polypeptides of the present invention fused to heterologouspolypeptide sequences, antibodies which bind to the polypeptides of the present invention and to methods for producing the polypeptides of the present invention.
    Type: Application
    Filed: August 17, 1998
    Publication date: November 28, 2002
    Inventors: GARRY P. NOLAN, YASUMICHI HITOSHI