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Title:
MEDICINAL COMPOSITION FOR PREVENTING OR TREATING TREATMENT-RESISTANT CANCER
Document Type and Number:
WIPO Patent Application WO/2020/217472
Kind Code:
A1
Abstract:
Provided are: a medicinal composition for treating or preventing a drug-tolerant cancer using photodynamic therapy (PDT), said composition comprising 5-aminolevulinic acid (ALA), a derivative thereof or a salt of the same; and a method for treating or preventing a drug-tolerant cancer with the use of the medicinal composition.

Inventors:
KOHASHI MASAYUKI (JP)
HARADA YASUO (JP)
Application Number:
PCT/JP2019/017995
Publication Date:
October 29, 2020
Filing Date:
April 26, 2019
Export Citation:
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Assignee:
JIMRO CO LTD (JP)
International Classes:
A61K41/00; A61K31/197; A61K31/454; A61K39/395; A61P35/00; A61P35/02
Domestic Patent References:
WO2015125732A12015-08-27
Other References:
TAKAHASHI, H. ,ISHIDA-YAMAMOTO, A. , NAKAJIMA, S. , SAKATA, I. ,IIZUKA, H.: "ATX-S10(Na)- photodynamic therapy inhibits cytokine secretion and proliferation of lymphocytes", JOURNAL OF DERMATOLOGICAL SCIENCE, vol. 49, no. 2, 24 December 2007 (2007-12-24), pages 174 - 177, XP022401023, ISSN: 0923-1811, DOI: 10.1016/j.jdermsci. 2007.07.015
LINGLING XU, ZHANG XUEQING, CHENG WENZHAO, WANG YONG, YI KAINING, WANG ZHILONG, ZHANG YILING, SHAO LINXIANG, ZHAO TIEJUN: "Hypericin. photodynamic therapy inhibits the growth of adult T. cell leukemia cells through induction of apoptosis and suppression of viral transcription", RETROVIROLOGY, vol. 16, 5, 19 February 2019 (2019-02-19), pages 1 - 13, XP055758340, DOI: 10.1186/s12977-019-0467-0
TAKASHI OKA, MIZUNO HAJIME, SAKATA MASUMI, FUJITA HIROFUMI, YOSHINO TADASHI, YAMANO YOSHIHISA, UTSUMI KOZO, MASUJIMA TSUTOMU, UTSU: "Metabolic abnormalities in adult T- cell leukemia/lymphoma and induction of specific leukemic cell death using photodynamic therapy", SCIENTIFIC REPORTS, vol. 8, 14979, 1 December 2018 (2018-12-01), pages 1 - 13, XP055758342, DOI: 10.1038/s41598-018-33175-7
ONCOLOGIC PHOTODYNAMIC THERAPY : BASIC PRINCIPLES, CURRENT CLINICAL STATUS AND FUTURE DIRECTIONS: "Oncologic photodynamic therapy : basic principles, current clinical status and future directions", CANCERS, vol. 9, no. 2, 18 February 2017 (2017-02-18), pages 1 - 54, XP055387018, DOI: 10.3390/cancers9020019
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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