JP2024540461A - 二重特異性抗体及びその用途 - Google Patents

二重特異性抗体及びその用途 Download PDF

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Publication number
JP2024540461A
JP2024540461A JP2024529262A JP2024529262A JP2024540461A JP 2024540461 A JP2024540461 A JP 2024540461A JP 2024529262 A JP2024529262 A JP 2024529262A JP 2024529262 A JP2024529262 A JP 2024529262A JP 2024540461 A JP2024540461 A JP 2024540461A
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seq
cancer
heavy chain
sequence
light chain
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JP2024540461A5 (enExample
Inventor
方麗娟
張敬
華珊
周鵬飛
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Wuhan YZY Biopharma Co Ltd
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Wuhan YZY Biopharma Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/30—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants from tumour cells
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50—Medicinal 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
    • A61K47/51—Medicinal 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
    • A61K47/68—Medicinal 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
    • A61K47/6835—Medicinal 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
    • A61K47/6849—Medicinal 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 receptor, a cell surface antigen or a cell surface determinant
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00—Antineoplastic agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P7/00—Drugs for disorders of the blood or the extracellular fluid
    • A61P7/10—Antioedematous agents; Diuretics
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2803—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily
    • C07K16/2809—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily against the T-cell receptor (TcR)-CD3 complex
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
    • C12N15/09—Recombinant DNA-technology
    • C12N15/63—Introduction of foreign genetic material using vectors; Vectors; Use of hosts therefor; Regulation of expression
    • C12N15/79—Vectors or expression systems specially adapted for eukaryotic hosts
    • C12N15/85—Vectors or expression systems specially adapted for eukaryotic hosts for animal cells
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N5/00—Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor
    • C12N5/06—Animal cells or tissues; Human cells or tissues
    • C12N5/0602—Vertebrate cells
    • C12N5/0681—Cells of the genital tract; Non-germinal cells from gonads
    • C12N5/0682—Cells of the female genital tract, e.g. endometrium; Non-germinal cells from ovaries, e.g. ovarian follicle cells
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K2039/505—Medicinal preparations containing antigens or antibodies comprising antibodies
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K2039/505—Medicinal preparations containing antigens or antibodies comprising antibodies
    • A61K2039/507—Comprising a combination of two or more separate antibodies
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/30—Immunoglobulins specific features characterized by aspects of specificity or valency
    • C07K2317/31—Immunoglobulins specific features characterized by aspects of specificity or valency multispecific
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/51—Complete heavy chain or Fd fragment, i.e. VH + CH1
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/515—Complete light chain, i.e. VL + CL
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/52—Constant or Fc region; Isotype
    • C07K2317/522—CH1 domain
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/52—Constant or Fc region; Isotype
    • C07K2317/524—CH2 domain
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/52—Constant or Fc region; Isotype
    • C07K2317/526—CH3 domain
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/55—Fab or Fab'
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/56—Immunoglobulins specific features characterized by immunoglobulin fragments variable (Fv) region, i.e. VH and/or VL
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/56—Immunoglobulins specific features characterized by immunoglobulin fragments variable (Fv) region, i.e. VH and/or VL
    • C07K2317/565—Complementarity determining region [CDR]
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/60—Immunoglobulins specific features characterized by non-natural combinations of immunoglobulin fragments
    • C07K2317/62—Immunoglobulins specific features characterized by non-natural combinations of immunoglobulin fragments comprising only variable region components
    • C07K2317/622—Single chain antibody (scFv)
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/60—Immunoglobulins specific features characterized by non-natural combinations of immunoglobulin fragments
    • C07K2317/64—Immunoglobulins specific features characterized by non-natural combinations of immunoglobulin fragments comprising a combination of variable region and constant region components
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/70—Immunoglobulins specific features characterized by effect upon binding to a cell or to an antigen
    • C07K2317/73—Inducing cell death, e.g. apoptosis, necrosis or inhibition of cell proliferation
    • C07K2317/732—Antibody-dependent cellular cytotoxicity [ADCC]
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/90—Immunoglobulins specific features characterized by (pharmaco)kinetic aspects or by stability of the immunoglobulin
    • C07K2317/92—Affinity (KD), association rate (Ka), dissociation rate (Kd) or EC50 value
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/90—Immunoglobulins specific features characterized by (pharmaco)kinetic aspects or by stability of the immunoglobulin
    • C07K2317/94—Stability, e.g. half-life, pH, temperature or enzyme-resistance
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2319/00—Fusion polypeptide
    • C—CHEMISTRY; METALLURGY
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    • C12N2510/00—Genetically modified cells
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    • C12N2800/00—Nucleic acids vectors
    • C12N2800/10—Plasmid DNA
    • C12N2800/106—Plasmid DNA for vertebrates
    • C12N2800/107—Plasmid DNA for vertebrates for mammalian

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  • Health & Medical Sciences (AREA)
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  • Medicinal Chemistry (AREA)
  • Genetics & Genomics (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Cell Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Biotechnology (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Reproductive Health (AREA)
  • Physics & Mathematics (AREA)
  • Diabetes (AREA)
  • Epidemiology (AREA)
  • Plant Pathology (AREA)
  • Hematology (AREA)
  • Peptides Or Proteins (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Medicinal Preparation (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
JP2024529262A 2021-11-19 2021-11-19 二重特異性抗体及びその用途 Pending JP2024540461A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2021/131804 WO2023087255A1 (zh) 2021-11-19 2021-11-19 双特异性抗体及其应用

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JP2024540461A true JP2024540461A (ja) 2024-10-31
JP2024540461A5 JP2024540461A5 (enExample) 2025-08-28

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US (1) US20250002605A1 (enExample)
EP (1) EP4435006A4 (enExample)
JP (1) JP2024540461A (enExample)
KR (1) KR20240100453A (enExample)
CN (3) CN120818062A (enExample)
AU (1) AU2021474386A1 (enExample)
CA (1) CA3238406A1 (enExample)
MX (1) MX2024006079A (enExample)
WO (1) WO2023087255A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025190337A1 (zh) * 2024-03-13 2025-09-18 武汉友芝友生物制药股份有限公司 使用抗EpCAM×CD3双特异性抗体改善或治疗恶性腹水的方法
CN120346170A (zh) * 2025-03-13 2025-07-22 武汉友芝友生物制药股份有限公司 抗EpCAM和CD3双特异性抗体药物组合物

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007530435A (ja) * 2003-05-31 2007-11-01 マイクロメット アクツィエン ゲゼルシャフト Ｅｐｃａｍに対する二重特異性抗体を含む薬学的組成物
JP2012504402A (ja) * 2008-10-01 2012-02-23 マイクロメット アーゲー ＰＳＣＡ×ＣＤ３、ＣＤ１９×ＣＤ３、Ｃ−ＭＥＴ×ＣＤ３、エンドシアリン×ＣＤ３、ＥｐＣＡＭ×ＣＤ３、ＩＧＦ−１Ｒ×ＣＤ３、またはＦＡＰアルファ×ＣＤ３の異種間特異的二重特異性単鎖抗体
JP2013505223A (ja) * 2009-09-18 2013-02-14 アムゲン リサーチ （ミュンヘン） ゲーエムベーハー ＥｐＣＡＭｘＣＤ３二重特異性抗体を投与するための投与計画
CN104592391A (zh) * 2015-01-21 2015-05-06 武汉友芝友生物制药有限公司 一种双特异性抗体EpCAM×CD3的构建及应用
JP2020117520A (ja) * 2014-05-29 2020-08-06 マクロジェニクス，インコーポレーテッド 複数の癌抗原に特異的に結合する三重特異性結合分子及びその使用方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5892019A (en) 1987-07-15 1999-04-06 The United States Of America, As Represented By The Department Of Health And Human Services Production of a single-gene-encoded immunoglobulin
DK1629011T3 (da) * 2003-05-31 2010-05-03 Micromet Ag Humane anti-humane-DC3-bindingsmolekyler
MXPA06004035A (es) * 2003-10-16 2006-08-31 Micromet Ag Aglutinantes cd3 de-inmunizados multi-especificos.
PT3434767T (pt) * 2010-11-30 2026-01-23 Chugai Pharmaceutical Co Ltd Agente terapêutico indutor de citotoxicidade
US9382329B2 (en) * 2012-08-14 2016-07-05 Ibc Pharmaceuticals, Inc. Disease therapy by inducing immune response to Trop-2 expressing cells
CN104592392B (zh) * 2015-01-21 2018-08-28 武汉友芝友生物制药有限公司 一种双特异性抗体EpCAM×CD3的构建及应用
WO2018028449A1 (en) * 2016-08-08 2018-02-15 Beigene, Ltd. Method for predicting efficacy of immune checkpoint inhibitors in cancer patients
IL303187A (en) * 2016-08-29 2023-07-01 Akamis Bio Ltd Adenovirus with bispecific T cell activator
WO2020168554A1 (zh) * 2019-02-22 2020-08-27 武汉友芝友生物制药有限公司 改造的Fc片段，包含其的抗体及其应用
US20220332757A1 (en) * 2019-09-09 2022-10-20 Wuhan Yzy Biopharma Co., Ltd. Split intein and preparation method for recombinant polypeptide using the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007530435A (ja) * 2003-05-31 2007-11-01 マイクロメット アクツィエン ゲゼルシャフト Ｅｐｃａｍに対する二重特異性抗体を含む薬学的組成物
JP2012504402A (ja) * 2008-10-01 2012-02-23 マイクロメット アーゲー ＰＳＣＡ×ＣＤ３、ＣＤ１９×ＣＤ３、Ｃ−ＭＥＴ×ＣＤ３、エンドシアリン×ＣＤ３、ＥｐＣＡＭ×ＣＤ３、ＩＧＦ−１Ｒ×ＣＤ３、またはＦＡＰアルファ×ＣＤ３の異種間特異的二重特異性単鎖抗体
JP2013505223A (ja) * 2009-09-18 2013-02-14 アムゲン リサーチ （ミュンヘン） ゲーエムベーハー ＥｐＣＡＭｘＣＤ３二重特異性抗体を投与するための投与計画
JP2020117520A (ja) * 2014-05-29 2020-08-06 マクロジェニクス，インコーポレーテッド 複数の癌抗原に特異的に結合する三重特異性結合分子及びその使用方法
CN104592391A (zh) * 2015-01-21 2015-05-06 武汉友芝友生物制药有限公司 一种双特异性抗体EpCAM×CD3的构建及应用

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CN118201960A (zh) 2024-06-14
US20250002605A1 (en) 2025-01-02
AU2021474386A1 (en) 2024-06-27
WO2023087255A1 (zh) 2023-05-25
CN118201960B (zh) 2025-05-16
MX2024006079A (es) 2024-07-29
EP4435006A4 (en) 2026-04-29
EP4435006A1 (en) 2024-09-25
CA3238406A1 (en) 2023-05-25
CN120818061A (zh) 2025-10-21
KR20240100453A (ko) 2024-07-01
CN120818062A (zh) 2025-10-21

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