CA3200051A1 - Anti-cea immunoconjugates, and uses thereof - Google Patents

Anti-cea immunoconjugates, and uses thereof

Info

Publication number
CA3200051A1
CA3200051A1 CA3200051A CA3200051A CA3200051A1 CA 3200051 A1 CA3200051 A1 CA 3200051A1 CA 3200051 A CA3200051 A CA 3200051A CA 3200051 A CA3200051 A CA 3200051A CA 3200051 A1 CA3200051 A1 CA 3200051A1
Authority
CA
Canada
Prior art keywords
seq
amino acid
acid sequence
immunoconjugate
cdr
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
CA3200051A
Other languages
English (en)
French (fr)
Inventor
Shelley Erin ACKERMAN
Michael N. ALONSO
David Dornan
Marcin KOWANETZ
Romas Kudirka
Arthur Lee
William Mallet
Brian Safina
Matthew ZHOU
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bolt Biotherapeutics Inc
Original Assignee
Bolt Biotherapeutics Inc
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 Bolt Biotherapeutics Inc filed Critical Bolt Biotherapeutics Inc
Publication of CA3200051A1 publication Critical patent/CA3200051A1/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • A61K47/6801—Drug-antibody or immunoglobulin conjugates defined by the pharmacologically or therapeutically active agent
    • A61K47/6803—Drugs conjugated to an antibody or immunoglobulin, e.g. cisplatin-antibody conjugates
    • 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
    • A61K47/6851—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 determinant of a tumour cell
    • A61K47/6853—Carcino-embryonic antigens
    • 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
    • A61K47/6889—Conjugates 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
    • 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
    • C07K16/3007—Carcino-embryonic Antigens
    • 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]

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Cell Biology (AREA)
  • Organic Chemistry (AREA)
  • Oncology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Molecular Biology (AREA)
  • Genetics & Genomics (AREA)
  • Biophysics (AREA)
  • Biochemistry (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CA3200051A 2020-12-11 2021-12-10 Anti-cea immunoconjugates, and uses thereof Pending CA3200051A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063124353P 2020-12-11 2020-12-11
US63/124,353 2020-12-11
PCT/US2021/062797 WO2022125891A2 (en) 2020-12-11 2021-12-10 Anti-cea immunoconjugates, and uses thereof

Publications (1)

Publication Number Publication Date
CA3200051A1 true CA3200051A1 (en) 2022-06-16

Family

ID=79425667

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3200051A Pending CA3200051A1 (en) 2020-12-11 2021-12-10 Anti-cea immunoconjugates, and uses thereof

Country Status (6)

Country Link
US (1) US20240238430A1 (https=)
EP (1) EP4259210A2 (https=)
JP (1) JP2024501453A (https=)
CN (1) CN116635084A (https=)
CA (1) CA3200051A1 (https=)
WO (1) WO2022125891A2 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023154318A1 (en) * 2022-02-09 2023-08-17 Bolt Biotherapeutics, Inc. Anti-tr0p2, aminobenzazepine immunoconjugates, and uses thereof
WO2024173387A1 (en) 2023-02-14 2024-08-22 Bolt Biotherapeutics, Inc. Aza-benzazepine immunoconjugates, and uses thereof

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988007089A1 (en) 1987-03-18 1988-09-22 Medical Research Council Altered antibodies
US5874540A (en) 1994-10-05 1999-02-23 Immunomedics, Inc. CDR-grafted type III anti-CEA humanized mouse monoclonal antibodies
CA2399940A1 (en) 2000-04-13 2001-10-25 The Rockefeller University Enhancement of antibody-mediated immune responses
US7232888B2 (en) 2002-07-01 2007-06-19 Massachusetts Institute Of Technology Antibodies against tumor surface antigens
WO2005086875A2 (en) 2004-03-11 2005-09-22 City Of Hope A humanized anti-cea t84.66 antibody and uses thereof
KR101270829B1 (ko) 2004-09-23 2013-06-07 제넨테크, 인크. 시스테인 유전자조작 항체 및 접합체
WO2006073921A2 (en) 2004-12-30 2006-07-13 The Rockefeller University Compositions and methods for enhanced dendritic cell maturation and function
US20080286819A1 (en) 2005-11-07 2008-11-20 Ravetch Jeffrey V Reagents, Methods and Systems for Selecting a Cytotoxic Antibody or Variant Thereof
LT1976880T (lt) 2005-12-21 2016-10-10 Amgen Research (Munich) Gmbh Farmacinės kompozicijos, pasižyminčios atsparumu tirpiam cea
EP2144628B1 (en) 2007-05-08 2012-10-17 Genentech, Inc. Cysteine engineered anti-muc16 antibodies and antibody drug conjugates
MX2010003718A (es) 2007-10-19 2010-04-21 Genentech Inc Anticuerpos anti-tenb2 producidos por ingenieria de cisteina y conjugados de farmaco y anticuerpo.
JP5889912B2 (ja) 2010-11-17 2016-03-22 ジェネンテック， インコーポレイテッド アラニニルメイタンシノール抗体コンジュゲート
RS56793B1 (sr) 2011-03-02 2018-04-30 Roche Glycart Ag Cea antitela
HUE033369T2 (en) 2012-11-20 2017-11-28 Sanofi Sa Anti-ceacam5 antibodies and uses thereof
US9676863B2 (en) 2014-02-10 2017-06-13 Merck Patent Gmbh Targeted TGFβ inhibitors
MY189836A (en) 2014-11-21 2022-03-11 Bristol Myers Squibb Co Antibodies against cd73 and uses thereof
AU2019337654A1 (en) * 2018-09-12 2021-04-08 Silverback Therapeutics, Inc. Substituted benzazepine compounds, conjugates, and uses thereof
WO2020252254A1 (en) * 2019-06-13 2020-12-17 Bolt Biotherapeutics, Inc. Macromolecule-supported aminobenzazepine compounds
AU2020291014B2 (en) * 2019-06-13 2025-06-05 Bolt Biotherapeutics, Inc. Aminobenzazepine compounds, immunoconjugates, and uses thereof
CN115996756A (zh) * 2020-05-08 2023-04-21 博尔特生物治疗药物有限公司 弹性蛋白酶底物肽连接子免疫缀合物及其用途

Also Published As

Publication number Publication date
CN116635084A (zh) 2023-08-22
WO2022125891A2 (en) 2022-06-16
JP2024501453A (ja) 2024-01-12
WO2022125891A3 (en) 2022-10-13
EP4259210A2 (en) 2023-10-18
US20240238430A1 (en) 2024-07-18

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