CA3146912A1 - Method of eliminating hematopoietic stem cells/hematopoietic progenitors (hsc/hp) in a patient using bi-specific antibodies - Google Patents

Method of eliminating hematopoietic stem cells/hematopoietic progenitors (hsc/hp) in a patient using bi-specific antibodies Download PDF

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Publication number
CA3146912A1
CA3146912A1 CA3146912A CA3146912A CA3146912A1 CA 3146912 A1 CA3146912 A1 CA 3146912A1 CA 3146912 A CA3146912 A CA 3146912A CA 3146912 A CA3146912 A CA 3146912A CA 3146912 A1 CA3146912 A1 CA 3146912A1
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CA
Canada
Prior art keywords
cells
antibody
antigen
cell
flt3
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
CA3146912A
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English (en)
French (fr)
Inventor
Vladislav Sandler
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.)
Hemogenyx Pharmaceuticals LLC
Original Assignee
Hemogenyx Pharmaceuticals LLC
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
Priority claimed from US16/506,764 external-priority patent/US11104738B2/en
Application filed by Hemogenyx Pharmaceuticals LLC filed Critical Hemogenyx Pharmaceuticals LLC
Publication of CA3146912A1 publication Critical patent/CA3146912A1/en
Pending legal-status Critical Current

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Classifications

    • 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
    • C07K16/28Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2803Immunoglobulins [IGs], 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
    • C07K16/2809Immunoglobulins [IGs], 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • A61P37/02Immunomodulators
    • A61P37/06Immunosuppressants, e.g. drugs for graft rejection
    • 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
    • C07K16/28Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2863Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against receptors for growth factors, growth regulators
    • 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
    • C07K2317/31Immunoglobulins specific features characterized by aspects of specificity or valency multispecific
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K2317/00Immunoglobulins specific features
    • C07K2317/50Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/55Fab or Fab'
    • 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
    • C07K2317/77Internalization into the cell
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Biophysics (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Transplantation (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
CA3146912A 2019-07-09 2020-07-08 Method of eliminating hematopoietic stem cells/hematopoietic progenitors (hsc/hp) in a patient using bi-specific antibodies Pending CA3146912A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/506,764 US11104738B2 (en) 2016-04-04 2019-07-09 Monoclonal antibodies to human FLT3/FLK2 receptor protein
US16/506,764 2019-07-09
PCT/US2020/041095 WO2021007266A1 (en) 2019-07-09 2020-07-08 Method of eliminating hematopoietic stem cells/hematopoietic progenitors (hsc/hp) in a patient using bi-specific antibodies

Publications (1)

Publication Number Publication Date
CA3146912A1 true CA3146912A1 (en) 2021-01-14

Family

ID=74115143

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3146912A Pending CA3146912A1 (en) 2019-07-09 2020-07-08 Method of eliminating hematopoietic stem cells/hematopoietic progenitors (hsc/hp) in a patient using bi-specific antibodies

Country Status (5)

Country Link
EP (1) EP3997128A4 (ja)
JP (1) JP2022540602A (ja)
CN (1) CN114829399A (ja)
CA (1) CA3146912A1 (ja)
WO (1) WO2021007266A1 (ja)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112017015453A2 (pt) * 2015-01-26 2018-01-23 Cellectis células imunes modificadas knockout para receptor de células t, dotadas de receptores quiméricos de antígeno, de ligação a cd123 para o tratamento de linfoma mieloide agudo recorrente/refratário ou neoplasia blástica de células dendríticas plasmacitoides
US11285190B2 (en) * 2015-04-20 2022-03-29 The Board Of Regents Of The University Of Texas System CLEC11a is a bone growth agent
CN109562164B (zh) * 2016-04-04 2022-10-04 海默珍科医药有限责任公司 使用双特异性抗体消除患者中的造血干细胞/造血祖细胞(hsc/hp)的方法
AU2017204139B2 (en) * 2016-06-17 2018-08-09 Magenta Therapeutics, Inc. Compositions and methods for the depletion of cells
WO2018193231A1 (en) * 2017-04-18 2018-10-25 Autolus Limited Cell

Also Published As

Publication number Publication date
WO2021007266A1 (en) 2021-01-14
CN114829399A (zh) 2022-07-29
EP3997128A1 (en) 2022-05-18
EP3997128A4 (en) 2023-10-18
JP2022540602A (ja) 2022-09-16

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