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Therapeutic drug for lipid-peroxidation-induced diseases and screening method for therapeutic drugs for lipid-peroxidation-induced diseases

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  • Publication Date:
    December 06, 2022
  • معلومة اضافية
    • Patent Number:
      11519,893
    • Appl. No:
      16/628446
    • Application Filed:
      July 05, 2018
    • نبذة مختصرة :
      The present invention provides: an assay method that uses a compound represented by formula (I) as a fluorescent probe molecule and that is for detecting the lipid peroxidation suppression activity of a test compound; an assay kit that uses the assay method; a screening method that uses the assay method; and a pharmaceutical composition that is for the treatment, etc. of diseases (such as age-related macular degeneration) that are induced by lipid peroxidation reactions. [chemical expression included]
    • Inventors:
      Yamada, Ken-ichi (Fukuoka, JP); FUSO PHARMACEUTICAL INDUSTRIES, LTD. (Osaka, JP)
    • Assignees:
      Yamada, Ken-Ichi (Fukuoka, JP), FUSO PHARMACEUTICAL INDUSTRIES, LTD. (Osaka, JP)
    • Claim:
      1. An assay kit for detecting lipid peroxidation inhibitory activity of a test compound, comprising: a compound represented by formula (I): [chemical expression included] a liposome, and at least one compound selected from the group consisting of 2,2′-azobis(2-aminopropane) dihydrochloride and a divalent iron ion source material in a buffer.
    • Claim:
      2. The assay kit according to claim 1 , wherein the divalent iron ion source material is iron(II) sulfate.
    • Claim:
      3. The assay kit according to claim 1 , comprising a package insert showing an activity value of a compound having lipid peroxidation inhibitory activity.
    • Claim:
      4. An assay kit comprising any two or more of the assay kits according to claim 1 .
    • Patent References Cited:
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    • Other References:
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      PCT International Preliminary Report on Patentability for International Application No. PCT/JP2018/025496 with Written Opinion of the International Searching Authority; dated Jan. 7, 2020. cited by applicant
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      Ohishi, Taketoshi et al., “Development of Fluorescent probe for detecting lipid radical in-vivo and its application to disease model”, Lecture abstracts of Kyushu branch conference of the Pharmaceutical Society of Japan; Nov. 25, 2012, pp. 132, vol. 29th. cited by applicant
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      Ohishi, Taketoshi et al., “Development of Fluorescent probe for detecting lipid radical in-vivo and its application to disease model”, Lecture abstracts of Kyushu branch conference of the Pharmaceutical Society of Japan; Nov. 25, 2012, vol. 29th, p. 132—With English Translation. cited by applicant
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      JPO Decision of Refusal for corresponding JP Application No. 2021-051731; dated Apr. 26, 2022. cited by applicant
    • Assistant Examiner:
      Berkeley, Emily R.
    • Primary Examiner:
      Mui, Christine T
    • Attorney, Agent or Firm:
      Cantor Colburn LLP
    • الرقم المعرف:
      edspgr.11519893