CA3154450A1 - Single-domain antibodies directed against lilrb2 - Google Patents

Single-domain antibodies directed against lilrb2 Download PDF

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Publication number
CA3154450A1
CA3154450A1 CA3154450A CA3154450A CA3154450A1 CA 3154450 A1 CA3154450 A1 CA 3154450A1 CA 3154450 A CA3154450 A CA 3154450A CA 3154450 A CA3154450 A CA 3154450A CA 3154450 A1 CA3154450 A1 CA 3154450A1
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CA
Canada
Prior art keywords
seq
amino acid
differs
virtue
acid sequence
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
CA3154450A
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English (en)
French (fr)
Inventor
Maria LOUSTAU
Lise HUNAULT
Pierre Langlade-Demoyen
Julien Caumartin
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.)
Invectys SAS
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Invectys SAS
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Filing date
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Application filed by Invectys SAS filed Critical Invectys SAS
Publication of CA3154450A1 publication Critical patent/CA3154450A1/en
Pending legal-status Critical Current

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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
    • C07K16/2803—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
    • 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
    • A61K39/0005—Vertebrate antigens
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00—Antineoplastic agents
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K14/00—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • C07K14/435—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • C07K14/705—Receptors; Cell surface antigens; Cell surface determinants
    • C07K14/70503—Immunoglobulin superfamily
    • C07K14/7051—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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/575—Immunoassay; Biospecific binding assay; Materials therefor for cancer
    • G01N33/5758—Immunoassay; Biospecific binding assay; Materials therefor for cancer involving compounds serving as markers for tumours, cancers or neoplasias, e.g. cellular determinants, receptors, heat shock/stress proteins, A-protein, oligosaccharides or metabolites
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/20—Immunoglobulins specific features characterized by taxonomic origin
    • C07K2317/22—Immunoglobulins specific features characterized by taxonomic origin from camelids, e.g. camel, llama or dromedary
    • 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
    • C07K2317/50—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
    • C07K2317/569—Single domain, e.g. dAb, sdAb, VHH, VNAR or nanobody®
    • 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
    • C07K2317/76—Antagonist effect on antigen, e.g. neutralization or inhibition of binding
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2333/00—Assays involving biological materials from specific organisms or of a specific nature
    • G01N2333/435—Assays involving biological materials from specific organisms or of a specific nature from animals; from humans
    • G01N2333/705—Assays involving receptors, cell surface antigens or cell surface determinants
    • G01N2333/70503—Immunoglobulin superfamily, e.g. VCAMs, PECAM, LFA-3

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Genetics & Genomics (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Zoology (AREA)
  • Cell Biology (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Urology & Nephrology (AREA)
  • Hematology (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Toxicology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Food Science & Technology (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Mycology (AREA)
  • Epidemiology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Plant Pathology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
CA3154450A 2019-09-20 2020-09-18 Single-domain antibodies directed against lilrb2 Pending CA3154450A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19306148.8 2019-09-20
EP19306148 2019-09-20
PCT/EP2020/076198 WO2021053199A1 (en) 2019-09-20 2020-09-18 Single-domain antibodies directed against lilrb2

Publications (1)

Publication Number Publication Date
CA3154450A1 true CA3154450A1 (en) 2021-03-25

Family

ID=68654426

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3154450A Pending CA3154450A1 (en) 2019-09-20 2020-09-18 Single-domain antibodies directed against lilrb2

Country Status (11)

Country Link
US (1) US20230235050A1 (enExample)
EP (1) EP4031572A1 (enExample)
JP (1) JP7627687B2 (enExample)
KR (1) KR20220128332A (enExample)
CN (1) CN115066435B (enExample)
AU (1) AU2020351274A1 (enExample)
BR (1) BR112022004534A2 (enExample)
CA (1) CA3154450A1 (enExample)
IL (1) IL291506A (enExample)
MX (1) MX2022003365A (enExample)
WO (1) WO2021053199A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119156229A (zh) * 2022-03-04 2024-12-17 D2M生物治疗有限公司 抗lilrb1/2抗体及其用途
CN114805580B (zh) * 2022-06-28 2022-09-06 北京科诺信诚科技有限公司 靶向人lilrb2的纳米抗体及其应用
CN115975029B (zh) * 2022-06-28 2026-05-29 北京科诺信诚科技有限公司 靶向人lilrb2的纳米抗体及其应用
WO2024022462A1 (zh) * 2022-07-29 2024-02-01 盛禾(中国)生物制药有限公司 一种抗ilt4的单域抗体及其应用
AU2023328075A1 (en) * 2022-08-22 2025-04-03 Antengene Biologics Limited Novel anti-lilrb2 antibodies and uses thereof
WO2024108568A1 (zh) * 2022-11-25 2024-05-30 深圳先进技术研究院 抗人类白细胞抗原-g纳米抗体及其制备方法与应用
CN116789826A (zh) * 2023-05-12 2023-09-22 南京师范大学 抗人lilrb2全人源单域抗体及其应用
CN116789825B (zh) * 2023-05-12 2026-06-02 南京师范大学 抗lilrb1/lilrb2的全人源单域抗体及其应用
CN119176874A (zh) * 2023-06-21 2024-12-24 康源博创生物科技(北京)有限公司 一种能够结合lilrb2的抗体或其抗原结合片段
CN119619509A (zh) * 2023-09-05 2025-03-14 中日友好医院(中日友好临床医学研究所) 一种结直肠癌治疗靶点和血清标志物及其应用

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010500876A (ja) 2006-08-18 2010-01-14 アブリンクス エン．ヴェー． Ｉｌ−６媒介性シグナル伝達に関連する疾患及び障害の治療のための、ｉｌ−６ｒに指向性を有するアミノ酸配列及びこれを含むポリペプチド
EP2160409A1 (en) * 2007-05-24 2010-03-10 Ablynx N.V. Amino acid sequences directed against growth factor receptors and polypeptides comprising the same for the treatment of diseases and disorders associated with growth factors and their receptors
EP2552962B1 (en) 2010-03-26 2016-03-23 Ablynx N.V. Immunoglobulin single variable domains directed against cxcr7
US20160200815A1 (en) * 2015-01-05 2016-07-14 Jounce Therapeutics, Inc. Antibodies that inhibit tim-3:lilrb2 interactions and uses thereof
CA3218106A1 (en) * 2015-03-06 2016-09-15 The Board Of Regents Of The University Of Texas System Anti-lilrb antibodies and their use in detecting and treating cancer
EP4219559A3 (en) * 2017-12-22 2023-10-18 Jounce Therapeutics, Inc. Antibodies for lilrb2
EP3740224A4 (en) * 2018-01-18 2022-05-04 Adanate, Inc. ANTI-LILRB ANTIBODIES AND THEIR USES

Also Published As

Publication number Publication date
CN115066435B (zh) 2025-05-02
US20230235050A1 (en) 2023-07-27
JP2022548764A (ja) 2022-11-21
KR20220128332A (ko) 2022-09-20
IL291506A (en) 2022-05-01
JP7627687B2 (ja) 2025-02-06
EP4031572A1 (en) 2022-07-27
BR112022004534A2 (pt) 2022-06-07
AU2020351274A1 (en) 2022-05-05
CN115066435A (zh) 2022-09-16
MX2022003365A (es) 2022-08-22
WO2021053199A1 (en) 2021-03-25

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