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Title:
COMPOSITION FOR DETECTING HYDROGEN SULFIDE OR MEASURING HYDROGEN SULFIDE CONCENTRATION AND COMPOSITION COMPRISING SAME AS EFFECTIVE INGREDIENT FOR DIAGNOSING OR IMAGING IN VIVO INFLAMMATION, TISSUES HAVING HYPOXIC DAMAGE, OR CANCER
Document Type and Number:
WIPO Patent Application WO/2020/055175
Kind Code:
A1
Abstract:
The present invention relates to a composition for detecting hydrogen sulfide or measuring a concentration of hydrogen sulfide, and a composition comprising same as an effective ingredient for diagnosing or imaging in vivo inflammation, tissues having hypoxic damage, or cancer. The composition for detecting hydrogen sulfide or measuring a concentration of hydrogen sulfide according to the present invention, which comprises the compound represented by chemical formula 1 (99mTc-alpha-hydroxy acid) having alpha-hydroxy acid labeled with 99mTc, enables the detection or concentration measurement of hydrogen sulfide in in-vitro and in-vivo levels and, as such, can be advantageously used for detecting hydrogen sulfide and measuring a concentration of hydrogen sulfide and furthermore for discovering biological roles of hydrogen sulfide in vivo, especially, for detecting, imaging, and quantitatively measuring hydrogen sulfide in a disease selected from the group consisting of angiogenesis, inflammation, cancer, Alzheimer's disease, cardiovascular ischemia, and cerebrovascular ischemia, or in hypoxic tissues.

Inventors:
JEONG JAE MIN (KR)
KIM YOUNG JU (KR)
LEE YUN-SANG (KR)
PARK JI YONG (KR)
Application Number:
PCT/KR2019/011848
Publication Date:
March 19, 2020
Filing Date:
September 11, 2019
Export Citation:
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Assignee:
SEOUL NAT UNIV R&DB FOUNDATION (KR)
International Classes:
A61K51/02; A61K51/04
Foreign References:
KR20150116421A2015-10-15
KR20170018121A2017-02-16
Other References:
LELE RAMCHANDRAD: "Tc-99m glucoheptonate is poor man's fluorodeoxyglucose", INDIAN JOURNAL OF NUCLEAR MEDICINE, vol. 26, no. 4, 2011, pages 165 - 170, XP055791270, ISSN: 0972-3919, DOI: 10.4103/0972-3919.106678
ANONYMOUS: "Technetium-99m radiopharmaceuticals: manufacture of kits", 2008, pages 1 - 202, XP055693557, Retrieved from the Internet [retrieved on 20191219]
GERALD JOHNSON ; CHRISTINE C. OKADA ; SONIA D. HOCHERMAN ; ZHONGLIN LIU ; CURTIS HART ; BAN-AN KHAW ; ROBERT D. OKADA: "99mTc-glucarate imaging for the early detection of infarct in partially reperfused canine myocardium", EUROPEAN JOURNAL OF NUCLEAR MEDICINE AND MOLECULAR IMAGING, vol. 33, no. 3, 1 March 2006 (2006-03-01), pages 319 - 328, XP019333021, ISSN: 1619-7089, DOI: 10.1007/s00259-005-1913-x
W. HAUSER, H. L. ATKINS, P. RICHARDS: "Lymph node scanning with 99mTc-sulfur colloid", RADIOLOGY, vol. 92, no. 6, 1 May 1969 (1969-05-01), pages 1369 - 1371, XP009526687, ISSN: 0033-8419, DOI: 10.1148/92.6.1369
JAE MIN JEONG, JI YONG PARK, HO YOUNG KIM , YUN-SANG LEE: "Imaging of endogenous hydrogen sulfide using [99mTc] gluconate", THE JOURNAL OF NUCLEAR MEDICINE, vol. 60, no. S1, 1 May 2019 (2019-05-01), pages 1082, XP009526697, ISSN: 0161-5505
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See also references of EP 3851127A4
Attorney, Agent or Firm:
LEE, Won Hee (KR)
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