CN114560941B - Cldn18.2的抗体及其应用 - Google Patents

Cldn18.2的抗体及其应用 Download PDF

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Publication number
CN114560941B
CN114560941B CN202111421855.8A CN202111421855A CN114560941B CN 114560941 B CN114560941 B CN 114560941B CN 202111421855 A CN202111421855 A CN 202111421855A CN 114560941 B CN114560941 B CN 114560941B
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antibody
seq
antigen
binding fragment
chain variable
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CN114560941A (zh
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董军纪
张阔
于婷婷
王旭昉
徐乐
赵光辉
叶群瑞
冯丽亚
任志衡
蒋燕
陈小锋
李文佳
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Guangdong HEC Pharmaceutical Co Ltd
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    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K40/00—Cellular immunotherapy
    • A61K40/10—Cellular immunotherapy characterised by the cell type used
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    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
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    • A61K40/31—Chimeric antigen receptors [CAR]
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    • A61K40/41—Vertebrate antigens
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    • C07K14/705—Receptors; Cell surface antigens; Cell surface determinants
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    • 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
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    • G01N33/68—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving proteins, peptides or amino acids
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    • A61K2239/00—Indexing codes associated with cellular immunotherapy of group A61K40/00
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    • C07K2317/20—Immunoglobulins specific features characterized by taxonomic origin
    • C07K2317/24—Immunoglobulins specific features characterized by taxonomic origin containing regions, domains or residues from different species, e.g. chimeric, humanized or veneered
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
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    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/30—Immunoglobulins specific features characterized by aspects of specificity or valency
    • C07K2317/33—Crossreactivity, e.g. for species or epitope, or lack of said crossreactivity
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    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/30—Immunoglobulins specific features characterized by aspects of specificity or valency
    • C07K2317/34—Identification of a linear epitope shorter than 20 amino acid residues or of a conformational epitope defined by amino acid residues
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    • C07—ORGANIC CHEMISTRY
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    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/52—Constant or Fc region; Isotype
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    • C07—ORGANIC CHEMISTRY
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    • 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
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    • 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
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    • 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
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CN202111421855.8A 2020-11-27 2021-11-26 Cldn18.2的抗体及其应用 Active CN114560941B (zh)

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EP (1) EP4251652A4 (https=)
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KR (1) KR20230113578A (https=)
CN (1) CN114560941B (https=)
AU (1) AU2021388650A1 (https=)
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EP4495140A4 (en) * 2022-03-18 2026-03-18 Sunshine Lake Pharma Co Ltd Humanized Anti-Claudin 18.2 Antibody and its Use
CN114836388A (zh) * 2022-06-07 2022-08-02 江苏亲科生物研究中心有限公司 Claudin18.2单克隆抗体及其制备方法和用途
CN115960229B (zh) * 2022-09-28 2024-02-09 华润生物医药有限公司 一种cldn18.2抗体及其应用
TW202440623A (zh) * 2022-11-28 2024-10-16 美商艾洛基因醫療公司 靶向密連蛋白１８﹒２之嵌合抗原受體及結合劑以及其用途
CN115873111B (zh) * 2022-12-19 2024-06-07 华润生物医药有限公司 一种cldn18.2抗体及其应用
CN117229415A (zh) * 2022-12-30 2023-12-15 邦恩泰(山东)生物医药科技集团股份有限公司 一种靶向Claudin18.2的嵌合抗原受体、CAR-T细胞及应用
CN116143924A (zh) * 2023-02-07 2023-05-23 深圳市先康达生命科学有限公司 靶向人Claudin18.2蛋白的人源化单克隆抗体及其应用
CN116536274B (zh) * 2023-06-20 2023-09-19 上海精翰生物科技有限公司 Claudin18.2表达稳转细胞株、制备方法及应用
CN117777307B (zh) * 2023-09-26 2024-08-20 深圳豪石生物科技有限公司 一种cldn18.2特异性嵌合t细胞受体、嵌合t细胞受体免疫细胞及其应用
WO2026020019A1 (en) * 2024-07-17 2026-01-22 Mayo Foundation For Medical Education And Research Molecules that bind to claudin polypeptides

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