Patents Assigned to EWHA Womans University
  • Patent number: 7199127
    Abstract: Disclosed are purine nucleoside compounds that are selective to A3 adenosine receptors and are useful for the treatment of cancer and inflammatory diseases. The compounds are shown by the following general formula (I), including isomers thereof: wherein X is sulfur or oxygen; R1 is hydrogen, alkyl, benzyl, halobenzyl, or phenylalkyl; R2 is hydrogen, halogen, alkoxy, alkenyl, alkynyl, alkylthio, or thio; R3 and R3? are hydrogen, hydroxyalkyl, alkoxycarbonyl, or alkylaminocarbonyl, whereas R3 and R3? do not have identical substituents simultaneously; and R4 is hydrogen or alkyl. Also disclosed are a pharmaceutical composition comprising a compound of formula (I), an isomer, or its pharmacologically acceptable salt as an active ingredient and a method for preventing or treating various diseases, state, or condition, including asthma, inflammation, cerebral ischemia, heart diseases, and cancer.
    Type: Grant
    Filed: October 24, 2003
    Date of Patent: April 3, 2007
    Assignees: United States of America, Represented by the Secretary, Department of Health and Human Services, Ewha Womans University
    Inventors: Lak Shin Jeong, Kenneth A. Jacobson, Hyung Ryong Moon, Hea Ok Kim
  • Publication number: 20050261190
    Abstract: The present application describes a Fas associated Factor 1 protein and fragment thereof that bind Hsc70/Hsp70, ubiquitinated protein and valosin containing protein.
    Type: Application
    Filed: April 29, 2005
    Publication date: November 24, 2005
    Applicants: SK Corp., Ewha Womans University
    Inventors: Kong-Joo Lee, Hee-Jung Kim, Jeong Cho, Eunhee Kim, Eun Song, Cheol Maeng
  • Publication number: 20050256143
    Abstract: Disclosed are purine nucleoside compounds that are selective to A3 adenosine receptors and are useful for the treatment of cancer and inflammatory diseases. The compounds are shown by the following general formula (I), including isomers thereof: wherein X is sulfur or oxygen; R1 is hydrogen, alkyl, benzyl, halobenzyl, or phenylalkyl; R2 is hydrogen, halogen, alkoxy, alkenyl, alkynyl, alkylthio, or thio; R3 and R3? are hydrogen, hydroxyalkyl, alkoxycarbonyl, or alkylaminocabonyl, whereas R3 and R3? do not have identical substituents simultaneously; and R4 is hydrogen or alkyl. Also disclosed are a pharmaceutical composition comprising a compound of formula (I), an isomer, or its pharmacologically acceptable salt as an active ingredient and a method for preventing or treating various diseases, state, or condition, including asthma, inflammation, cerebral ischemia, heart diseases, and cancer.
    Type: Application
    Filed: October 24, 2003
    Publication date: November 17, 2005
    Applicants: Government of the United States of America, repres ented by The Secretary, Department of Health and, Ewha Womans University
    Inventors: Lak Jeong, Kenneth Jacobson, Hyung Moon, Hea Kim
  • Patent number: 6951953
    Abstract: Disclosed are a new class of a polyphosphazene-platinum(II) conjugate antitumor agent having high tumor tissue selectivity due to its enhanced permeability and retention effect to tumor tissues, and a preparation method thereof: wherein x represents the number of the ethylene oxide repeating unit and is 7, 12 or 16; y is 0, 1 or 2; z represents molar content of polyethylene glycol in the range of 0.5-1.5; n represents degree of polymerization of polyphosphazene in the range of 30-100; and A-A represents a diamine.
    Type: Grant
    Filed: January 7, 2004
    Date of Patent: October 4, 2005
    Assignee: EWHA Womans University
    Inventors: Youn Soo Sohn, Yong Joo Jun, Joo Ik Kim
  • Patent number: 6867316
    Abstract: Disclosed are a platinum (II) complex of N-substituted amino dicarboxylate showing antitumor activity represented by the following formula (1) and a preparation method thereof: wherein n is 1 or 2; A—A is a diamine selected from the group consisting of trans-(±)-1,2-diaminocyclohexane, ethylenediamine and 2,2-dimethyl-1,3-propanediamine; and R1 is hydrogen and R2 is RCO or RSO2, wherein R is an alkyl selected from the group consisting of methyl, ethyl, n-propyl, n-butyl and t-butyl or an aryl selected from the group consisting of phenyl and substituted phenyl group, or R1R2 is phthaloyl.
    Type: Grant
    Filed: January 8, 2004
    Date of Patent: March 15, 2005
    Assignee: Board of Trustees, Ewha Womans University
    Inventors: Youn Soo Sohn, Yeong-Sang Kim, Rita Song
  • Publication number: 20040219127
    Abstract: Disclosed are a new class of a polyphosphazene-platinum(II) conjugate antitumor agent having high tumor tissue selectivity due to its enhanced permeability and retention effect to tumor tissues, and a preparation method thereof: 1
    Type: Application
    Filed: January 7, 2004
    Publication date: November 4, 2004
    Applicant: Ewha Womans University
    Inventors: Youn Soo Sohn, Yong Joo Jun, Joo Ik Kim
  • Publication number: 20040162342
    Abstract: Disclosed are a platinum (II) complex of N-substituted amino dicarboxylate showing antitumor activity represented by the following formula (1) and a preparation method thereof: 1
    Type: Application
    Filed: January 8, 2004
    Publication date: August 19, 2004
    Applicant: Board of Trustees, EWHA Womans University
    Inventors: Youn Soo Sohn, Yeong-Sang Kim, Rita Song