JP7462744B2 - 糖尿病を治療するための組成物及び方法 - Google Patents
糖尿病を治療するための組成物及び方法 Download PDFInfo
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- JP7462744B2 JP7462744B2 JP2022523035A JP2022523035A JP7462744B2 JP 7462744 B2 JP7462744 B2 JP 7462744B2 JP 2022523035 A JP2022523035 A JP 2022523035A JP 2022523035 A JP2022523035 A JP 2022523035A JP 7462744 B2 JP7462744 B2 JP 7462744B2
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- cysteine
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- arginine
- dipeptide
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- WEXRUCMBJFQVBZ-UHFFFAOYSA-N pentobarbital Chemical compound CCCC(C)C1(CC)C(=O)NC(=O)NC1=O WEXRUCMBJFQVBZ-UHFFFAOYSA-N 0.000 description 2
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- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 2
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Images
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- A61K33/00—Medicinal preparations containing inorganic active ingredients
- A61K33/24—Heavy metals; Compounds thereof
- A61K33/242—Gold; Compounds thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61K47/64—Drug-peptide, drug-protein or drug-polyamino acid conjugates, i.e. the modifying agent being a peptide, protein or polyamino acid which is covalently bonded or complexed to a therapeutically active agent
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61P3/08—Drugs for disorders of the metabolism for glucose homeostasis
- A61P3/10—Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
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Description
Claims (10)
- リガンド修飾金クラスター(AuCs)の製造方法であって、
HAuCl4溶液を提供することと、
前記HAuCl4溶液に、第1のリガンドとHAuCl4とのモル比が1:1~20:1の範囲となるように、順次に酸性溶液と第1のリガンドの溶液を加えて第1の混合溶液とすることと、
前記第1の混合溶液に、NaBH4とHAuCl4とのモル比が1:1~10:1の範囲となるように、NaBH4溶液を加えて第2の混合溶液とすることと、
前記第2の混合溶液に非プロトン性極性溶媒を加えて反応を停止し、第3の混合溶液を得ることと、
前記第3の混合溶液を遠心して、固形沈殿物を回収することと、
第2のリガンドとHAuCl4とのモル比が1:1~20:1の範囲となるように、回収された固形沈殿物を前記第2のリガンドの溶液に溶解して第4の混合溶液を得て、そして第4の混合溶液を一定時間維持することと、
前記第4の混合溶液を遠心して上澄み液を得ることと、
前記上澄み液を所定のカットオフ分子サイズを有する透析バッグで透析することと、
を含み、
前記金クラスターは、直径が3nm未満である金コアと、前記金コアを修飾するリガンドと、を含み、
前記第1のリガンド及び前記第2のリガンドは、L-システイン、N-イソブチリル-L-システイン(L-NIBC)、N-アセチル-L-システイン(L-NAC)、D-システイン、N-イソブチリル-D-システイン(D-NIBC)、N-アセチル-D-システイン(D-NAC)、L-システイン-L-アルギニンジペプチド(CR)、L-アルギニン-L-システインジペプチド(RC)、L-ヒスチジン-L-システインジペプチド(HC)、L-システイン-L-ヒスチジンジペプチド(CH)、グリシン-L-システイン-L-アルギニントリペプチド(GCR)、L-プロリン-L-システイン-L-アルギニントリペプチド(PCR)、L-リシン-L-システイン-L-プロリントリペプチド(KCP)、L-グルタチオン(GSH)、グリシン-L-セリン-L-システイン-L-アルギニンテトラペプチド(GSCR)、グリシン-L-システイン-L-セリン-L-アルギニンテトラペプチド(GCSR)、1-[(2S)-2-メチル-3-チオール-1-オキソプロピル]-L-プロリン、チオグリコール酸、メルカプトエタノール、チオフェノール、D-ペニシラミン、N-(2-メルカプトプロピオニル)-グリシン、及びドデシルメルカプタンからなる群より選ばれる、方法。 - 前記HAuCl4溶液は、水、メタノール、エタノール、n-プロパノール、1-プロパノール、2-プロパノール、1-ブタノール、2-ブタノール、ペンタノール、ペンタン、ギ酸、酢酸、ジエチルエーテル、アセトン、アニソール、ギ酸エチル、酢酸メチル、酢酸エチル、酢酸プロピル、酢酸イソプロピル、酢酸ブチル、酢酸イソブチル、t-ブチルメチルエーテル、ジメチルスルホキシド、2-メチル-1-プロパノール、及びそれらの2種類以上の混合物からなる群より選ばれる中性又は酸性溶媒を含む、請求項1に記載の方法。
- 前記酸性溶液は、塩酸、リン酸、硫酸、酢酸、プロピオン酸、ブタン酸、及びそれらの2種類以上の混合物からなる群より選ばれる酸から構成される、請求項1に記載の方法。
- 前記第1のリガンドの溶液及び前記第2のリガンドの溶液は、水、メタノール、エタノール、n-プロパノール、1-プロパノール、2-プロパノール、1-ブタノール、2-ブタノール、ペンタノール、ギ酸エチル、酢酸メチル、酢酸エチル、酢酸プロピル、酢酸イソプロピル、酢酸ブチル、酢酸イソブチル、2-メチル-1-プロパノール、及びそれらの2種類以上の混合物からなる群より選ばれる溶媒を含む、請求項1に記載の方法。
- 前記NaBH4溶液は、水、メタノール、エタノール、n-プロパノール、1-プロパノール、2-プロパノール、1-ブタノール、2-ブタノール、ペンタノール、ギ酸エチル、酢酸メチル、酢酸エチル、酢酸プロピル、酢酸イソプロピル、酢酸ブチル、酢酸イソブチル、2-メチル-1-プロパノール、及びそれらの2種類以上の混合物からなる群より選ばれる溶媒を含む、請求項1に記載の方法。
- 前記非プロトン性極性溶媒は、ジメチルスルホキシド(DMSO)、アセトン、アセトニトリル、ジメチルホルムアミド(DMF)、ジメチルアセトアミド(DMAC)、ヘキサメチルホスホルアミド(HMP)、クロロホルム、四塩化炭素、ピリジン、及びそれらの2種類以上の混合物からなる群より選ばれる、請求項1に記載の方法。
- 前記第4の混合溶液を維持する時間は、3~24時間の範囲にある、請求項1に記載の方法。
- 透析された上澄み液を凍結乾燥してAuCs粉末を得ること、をさらに含む、請求項1に記載の方法。
- 対象において糖尿病を治療するための医薬組成物であって、
前記医薬組成物は、金クラスター(AuC)を含み、
前記AuCが、
金コアと
前記金コアを修飾するリガンド(ただし、リガンドにインスリンを含む場合を除く。)と、
を含み、
前記金コアは、直径が3nm未満であり、
前記リガンドは、L-システイン、N-イソブチリル-L-システイン(L-NIBC)、N-アセチル-L-システイン(L-NAC)、D-システイン、N-イソブチリル-D-システイン(D-NIBC)、N-アセチル-D-システイン(D-NAC)、L-システイン-L-アルギニンジペプチド(CR)、L-アルギニン-L-システインジペプチド(RC)、L-ヒスチジン-L-システインジペプチド(HC)、L-システイン-L-ヒスチジンジペプチド(CH)、グリシン-L-システイン-L-アルギニントリペプチド(GCR)、L-プロリン-L-システイン-L-アルギニントリペプチド(PCR)、L-リシン-L-システイン-L-プロリントリペプチド(KCP)、L-グルタチオン(GSH)、グリシン-L-セリン-L-システイン-L-アルギニンテトラペプチド(GSCR)、グリシン-L-システイン-L-セリン-L-アルギニンテトラペプチド(GCSR)、1-[(2S)-2-メチル-3-チオール-1-オキソプロピル]-L-プロリン、チオグリコール酸、メルカプトエタノール、チオフェノール、D-ペニシラミン、N-(2-メルカプトプロピオニル)-グリシン、及びドデシルメルカプタンからなる群より選ばれる、医薬組成物。 - 前記金コアは、直径が0.5~2.6nmの範囲にある、請求項9に記載の医薬組成物。
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PCT/CN2019/111962 WO2021072747A1 (en) | 2019-10-18 | 2019-10-18 | Composition and method for treatment of diabetes |
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PCT/CN2020/121079 WO2021073563A1 (en) | 2019-10-18 | 2020-10-15 | Composition and method for treatment of diabetes |
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WO2018095429A1 (zh) | 2016-11-28 | 2018-05-31 | 深圳深见医药科技有限公司 | 金团簇或含金团簇的物质在制备预防和/或治疗青光眼药物中的应用 |
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EP3999077A4 (en) | 2023-05-03 |
WO2021072747A1 (en) | 2021-04-22 |
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