CN118434769A - 抗cd47抗体及其使用方法 - Google Patents

抗cd47抗体及其使用方法 Download PDF

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Publication number
CN118434769A
CN118434769A CN202280084763.1A CN202280084763A CN118434769A CN 118434769 A CN118434769 A CN 118434769A CN 202280084763 A CN202280084763 A CN 202280084763A CN 118434769 A CN118434769 A CN 118434769A
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CN
China
Prior art keywords
amino acid
seq
acid sequence
cdr
antibody
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202280084763.1A
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English (en)
Chinese (zh)
Inventor
杜方勇
罗培志
李艳
蔡斌
施建峰
徐江春
阮亚伦
郑松茂
刘桂中
戴正喜
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Tianyan Pharmaceutical Co ltd
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Tianyan Pharmaceutical Co ltd
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Publication date
Application filed by Tianyan Pharmaceutical Co ltd filed Critical Tianyan Pharmaceutical Co ltd
Publication of CN118434769A publication Critical patent/CN118434769A/zh
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K16/00Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies
    • C07K16/18Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2803Immunoglobulins [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
    • 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
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00Medicinal preparations containing antigens or antibodies
    • A61K2039/505Medicinal preparations containing antigens or antibodies comprising antibodies
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/30Immunoglobulins specific features characterized by aspects of specificity or valency
    • C07K2317/32Immunoglobulins specific features characterized by aspects of specificity or valency specific for a neo-epitope on a complex, e.g. antibody-antigen or ligand-receptor
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/30Immunoglobulins specific features characterized by aspects of specificity or valency
    • C07K2317/33Crossreactivity, e.g. for species or epitope, or lack of said crossreactivity
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/40Immunoglobulins specific features characterized by post-translational modification
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/50Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/52Constant or Fc region; Isotype
    • C07K2317/524CH2 domain
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/50Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/52Constant or Fc region; Isotype
    • C07K2317/526CH3 domain
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/50Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/56Immunoglobulins specific features characterized by immunoglobulin fragments variable (Fv) region, i.e. VH and/or VL
    • C07K2317/565Complementarity determining region [CDR]
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/70Immunoglobulins specific features characterized by effect upon binding to a cell or to an antigen
    • C07K2317/73Inducing cell death, e.g. apoptosis, necrosis or inhibition of cell proliferation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/70Immunoglobulins specific features characterized by effect upon binding to a cell or to an antigen
    • C07K2317/73Inducing cell death, e.g. apoptosis, necrosis or inhibition of cell proliferation
    • C07K2317/732Antibody-dependent cellular cytotoxicity [ADCC]
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/70Immunoglobulins specific features characterized by effect upon binding to a cell or to an antigen
    • C07K2317/76Antagonist effect on antigen, e.g. neutralization or inhibition of binding
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/90Immunoglobulins specific features characterized by (pharmaco)kinetic aspects or by stability of the immunoglobulin
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/90Immunoglobulins specific features characterized by (pharmaco)kinetic aspects or by stability of the immunoglobulin
    • C07K2317/92Affinity (KD), association rate (Ka), dissociation rate (Kd) or EC50 value
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/90Immunoglobulins specific features characterized by (pharmaco)kinetic aspects or by stability of the immunoglobulin
    • C07K2317/94Stability, e.g. half-life, pH, temperature or enzyme-resistance
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2319/00Fusion polypeptide
    • C07K2319/50Fusion polypeptide containing protease site

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Genetics & Genomics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Public Health (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
CN202280084763.1A 2021-10-27 2022-10-27 抗cd47抗体及其使用方法 Pending CN118434769A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CNPCT/CN2021/126597 2021-10-27
PCT/CN2021/126597 WO2023070353A1 (en) 2021-10-27 2021-10-27 Anti-cd47 antibodies and methods of use thereof
PCT/CN2022/127875 WO2023072177A1 (en) 2021-10-27 2022-10-27 Anti-cd47 antibodies and methods of use thereof

Publications (1)

Publication Number Publication Date
CN118434769A true CN118434769A (zh) 2024-08-02

Family

ID=86160307

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280084763.1A Pending CN118434769A (zh) 2021-10-27 2022-10-27 抗cd47抗体及其使用方法

Country Status (9)

Country Link
US (1) US20240417463A1 (https=)
EP (1) EP4423138A4 (https=)
JP (1) JP2024542978A (https=)
KR (1) KR20240111823A (https=)
CN (1) CN118434769A (https=)
AU (1) AU2022376756A1 (https=)
CA (1) CA3235611A1 (https=)
TW (1) TW202334216A (https=)
WO (2) WO2023070353A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025010272A1 (en) 2023-07-03 2025-01-09 Neoimmunetech, Inc. Heterodimeric fc molecules and uses thereof
TW202517683A (zh) * 2023-07-20 2025-05-01 美商艾克塞里克斯公司 可活化之ror結合劑及其用途

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2477648B1 (en) * 2009-09-15 2022-07-20 The Board of Trustees of the Leland Stanford Junior University Synergistic anti-cd47 therapy for hematologic cancers
US9517276B2 (en) * 2013-06-04 2016-12-13 Cytomx Therapeutics, Inc. Compositions and methods for conjugating activatable antibodies
EP3668897B1 (en) * 2017-08-18 2024-06-05 Centessa Pharmaceuticals (UK) Limited Binding agents
KR20200091901A (ko) * 2017-12-01 2020-07-31 시애틀 지네틱스, 인크. 암을 치료하기 위한 cd47 항체 및 이의 용도
EP3802599B1 (en) * 2018-06-03 2023-12-20 LamKap Bio beta AG Bispecific antibodies against ceacam5 and cd47
MA53333A (fr) * 2018-07-31 2021-11-03 Amgen Inc Formulations pharmaceutiques d'anticorps masqués
US20220233709A1 (en) * 2019-06-05 2022-07-28 Seagen Inc. Masked Antibody Formulations
US20220306727A1 (en) * 2019-06-05 2022-09-29 Seagen Inc. Methods of Purifying Masked Antibodies
EP4034171A1 (en) * 2019-09-23 2022-08-03 Cytomx Therapeutics Inc. Anti-cd47 antibodies, activatable anti-cd47 antibodies, and methods of use thereof

Also Published As

Publication number Publication date
EP4423138A4 (en) 2026-03-04
TW202334216A (zh) 2023-09-01
KR20240111823A (ko) 2024-07-17
WO2023072177A1 (en) 2023-05-04
JP2024542978A (ja) 2024-11-19
WO2023070353A1 (en) 2023-05-04
US20240417463A1 (en) 2024-12-19
EP4423138A1 (en) 2024-09-04
CA3235611A1 (en) 2023-05-04
AU2022376756A1 (en) 2024-05-09

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