SG11202008017UA - Amanitin antibody conjugate - Google Patents

Amanitin antibody conjugate

Info

Publication number
SG11202008017UA
SG11202008017UA SG11202008017UA SG11202008017UA SG11202008017UA SG 11202008017U A SG11202008017U A SG 11202008017UA SG 11202008017U A SG11202008017U A SG 11202008017UA SG 11202008017U A SG11202008017U A SG 11202008017UA SG 11202008017U A SG11202008017U A SG 11202008017UA
Authority
SG
Singapore
Prior art keywords
antibody conjugate
amanitin antibody
amanitin
conjugate
antibody
Prior art date
Application number
SG11202008017UA
Other languages
English (en)
Inventor
Yi Zhu
Jie Li
Weili Wan
Yongguo Yu
Shi Zhuo
Original Assignee
Sichuan Baili Pharm Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sichuan Baili Pharm Co Ltd filed Critical Sichuan Baili Pharm Co Ltd
Publication of SG11202008017UA publication Critical patent/SG11202008017UA/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/68Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
    • A61K47/6801Drug-antibody or immunoglobulin conjugates defined by the pharmacologically or therapeutically active agent
    • A61K47/6803Drugs conjugated to an antibody or immunoglobulin, e.g. cisplatin-antibody conjugates
    • A61K47/6811Drugs conjugated to an antibody or immunoglobulin, e.g. cisplatin-antibody conjugates the drug being a protein or peptide, e.g. transferrin or bleomycin
    • A61K47/6817Toxins
    • A61K47/6831Fungal toxins, e.g. alpha sarcine, mitogillin, zinniol or restrictocin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00Medicinal preparations containing peptides
    • A61K38/04Peptides having up to 20 amino acids in a fully defined sequence; Derivatives thereof
    • A61K38/12Cyclic peptides, e.g. bacitracins; Polymyxins; Gramicidins S, C; Tyrocidins A, B or C
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/68Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
    • A61K47/6835Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment the modifying agent being an antibody or an immunoglobulin bearing at least one antigen-binding site
    • A61K47/6851Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment the modifying agent being an antibody or an immunoglobulin bearing at least one antigen-binding site the antibody targeting a determinant of a tumour cell
    • A61K47/6855Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment the modifying agent being an antibody or an immunoglobulin bearing at least one antigen-binding site the antibody targeting a determinant of a tumour cell the tumour determinant being from breast cancer cell
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/68Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
    • A61K47/6889Conjugates wherein the antibody being the modifying agent and wherein the linker, binder or spacer confers particular properties to the conjugates, e.g. peptidic enzyme-labile linkers or acid-labile linkers, providing for an acid-labile immuno conjugate wherein the drug may be released from its antibody conjugated part in an acidic, e.g. tumoural or environment
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • A61P35/02Antineoplastic agents specific for leukemia
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K16/00Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies
    • C07K16/18Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/32Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against translation products of oncogenes
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K7/00Peptides having 5 to 20 amino acids in a fully defined sequence; Derivatives thereof
    • C07K7/50Cyclic peptides containing at least one abnormal peptide link
    • C07K7/52Cyclic peptides containing at least one abnormal peptide link with only normal peptide links in the ring
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00Medicinal preparations containing peptides

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Immunology (AREA)
  • Organic Chemistry (AREA)
  • Epidemiology (AREA)
  • Toxicology (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oncology (AREA)
  • Microbiology (AREA)
  • Mycology (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Biochemistry (AREA)
  • Genetics & Genomics (AREA)
  • Biophysics (AREA)
  • Cell Biology (AREA)
  • Hematology (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Medicinal Preparation (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
SG11202008017UA 2017-09-08 2018-09-08 Amanitin antibody conjugate SG11202008017UA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710804207 2017-09-08
PCT/CN2018/104712 WO2019047941A1 (zh) 2017-09-08 2018-09-08 鹅膏毒肽类抗体偶联物

Publications (1)

Publication Number Publication Date
SG11202008017UA true SG11202008017UA (en) 2020-09-29

Family

ID=65633573

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202008017UA SG11202008017UA (en) 2017-09-08 2018-09-08 Amanitin antibody conjugate

Country Status (8)

Country Link
US (1) US20210113707A1 (ja)
EP (1) EP3735987A4 (ja)
JP (1) JP7296396B2 (ja)
CN (1) CN109464654B (ja)
AU (1) AU2018329066B2 (ja)
CA (1) CA3095211A1 (ja)
SG (1) SG11202008017UA (ja)
WO (1) WO2019047941A1 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022538692A (ja) * 2019-07-05 2022-09-05 プーレ バイオオーガニクス エスアイエー α-アマニチン及びその誘導体の合成
EP3792250A1 (en) * 2019-09-13 2021-03-17 Pure Bioorganics SIA Synthesis of alpha-amanitin and its derivatives
EP4077353A1 (en) * 2019-12-16 2022-10-26 Heidelberg Pharma Research GmbH Synthesis of amanin and its derivatives
US20230220001A1 (en) * 2020-06-09 2023-07-13 Heidelberg Pharma Research Gmbh Method for synthesis of thioether-containing peptides
US20240082416A1 (en) * 2020-12-08 2024-03-14 The University Of British Columbia Amatoxin analogs and uses thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2436398B1 (en) * 2010-09-30 2013-01-23 Heidelberg Pharma GmbH Amatoxin-conjugates with improved linkers
EP2497499A1 (en) * 2011-03-10 2012-09-12 Heidelberg Pharma GmbH Amatoxin-conjugates with improved linkages
EP2684865A1 (en) * 2012-07-13 2014-01-15 Heidelberg Pharma GmbH Methods for synthesizing amatoxin building block and amatoxins
WO2014043403A1 (en) * 2012-09-12 2014-03-20 Agensys, Inc. Amatoxin derivatives and cell-permeable conjugates thereof as inhibitors of rna polymerase
WO2014107024A1 (ko) * 2013-01-03 2014-07-10 셀트리온 항체-링커-약물 결합체, 그의 제조방법 및 그를 포함하는 항암제 조성물
US20160220687A1 (en) * 2015-02-02 2016-08-04 National Guard Health Affairs Metalloproteinase-cleavable alpha-amanitin-dendrimer conjugates and method of treating cancer
CN107636016B (zh) * 2015-03-09 2022-02-11 海德堡医药有限责任公司 鹅膏毒素-抗体轭合物
IL303455A (en) * 2016-06-17 2023-08-01 Crispr Therapeutics Ag Compositions and methods for depleting CD117 plus cells

Also Published As

Publication number Publication date
CA3095211A1 (en) 2019-03-14
AU2018329066B2 (en) 2022-02-17
WO2019047941A1 (zh) 2019-03-14
CN109464654A (zh) 2019-03-15
CN109464654B (zh) 2021-11-12
EP3735987A4 (en) 2021-12-08
US20210113707A1 (en) 2021-04-22
JP7296396B2 (ja) 2023-06-22
EP3735987A1 (en) 2020-11-11
JP2021518847A (ja) 2021-08-05
AU2018329066A1 (en) 2020-12-03

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