CN114174341A - 抗丝氨酸蛋白酶抑制剂kazal(spik)抗体、免疫缀合物和使用方法 - Google Patents

抗丝氨酸蛋白酶抑制剂kazal(spik)抗体、免疫缀合物和使用方法 Download PDF

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Publication number
CN114174341A
CN114174341A CN202080054708.9A CN202080054708A CN114174341A CN 114174341 A CN114174341 A CN 114174341A CN 202080054708 A CN202080054708 A CN 202080054708A CN 114174341 A CN114174341 A CN 114174341A
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Prior art keywords
seq
sequence
antibody
antigen
spik
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CN202080054708.9A
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Chinese (zh)
Inventor
陆选永
F·陆
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Yingkai Biotechnology Co ltd
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Yingkai Biotechnology Co ltd
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Priority to CN202510175468.2A priority Critical patent/CN119874926A/zh
Publication of CN114174341A publication Critical patent/CN114174341A/zh
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal 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
    • A61K47/51Medicinal 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
    • A61K47/68Medicinal 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
    • A61K47/6835Medicinal 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
    • A61K47/6843Medicinal 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 material from animals or humans
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal 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
    • A61K47/51Medicinal 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
    • A61K47/54Medicinal 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 organic compound
    • A61K47/542Carboxylic acids, e.g. a fatty acid or an amino acid
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal 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
    • A61K47/51Medicinal 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
    • A61K47/68Medicinal 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
    • A61K47/6801Drug-antibody or immunoglobulin conjugates defined by the pharmacologically or therapeutically active agent
    • A61K47/6803Drugs conjugated to an antibody or immunoglobulin, e.g. cisplatin-antibody conjugates
    • A61K47/6811Drugs conjugated to an antibody or immunoglobulin, e.g. cisplatin-antibody conjugates the drug being a protein or peptide, e.g. transferrin or bleomycin
    • A61K47/6817Toxins
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K16/00Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies
    • C07K16/38Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against protease inhibitors of peptide structure
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/68Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving proteins, peptides or amino acids
    • G01N33/6893Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving proteins, peptides or amino acids related to diseases not provided for elsewhere
    • 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
    • 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
    • C07K2317/50Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/56Immunoglobulins specific features characterized by immunoglobulin fragments variable (Fv) region, i.e. VH and/or VL
    • C07K2317/567Framework region [FR]
    • 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2333/00Assays involving biological materials from specific organisms or of a specific nature
    • G01N2333/81Protease inhibitors
    • G01N2333/8107Endopeptidase (E.C. 3.4.21-99) inhibitors
    • G01N2333/811Serine protease (E.C. 3.4.21) inhibitors
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2800/00Detection or diagnosis of diseases
    • G01N2800/08Hepato-biliairy disorders other than hepatitis
    • G01N2800/085Liver diseases, e.g. portal hypertension, fibrosis, cirrhosis, bilirubin
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2800/00Detection or diagnosis of diseases
    • G01N2800/50Determining the risk of developing a disease

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Immunology (AREA)
  • Organic Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Biochemistry (AREA)
  • Epidemiology (AREA)
  • Genetics & Genomics (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Urology & Nephrology (AREA)
  • Hematology (AREA)
  • Biotechnology (AREA)
  • Toxicology (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Microbiology (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Cell Biology (AREA)
  • Food Science & Technology (AREA)
  • Zoology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Peptides Or Proteins (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CN202080054708.9A 2019-07-08 2020-07-08 抗丝氨酸蛋白酶抑制剂kazal(spik)抗体、免疫缀合物和使用方法 Pending CN114174341A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202510175468.2A CN119874926A (zh) 2019-07-08 2020-07-08 抗丝氨酸蛋白酶抑制剂kazal(spik)抗体、免疫缀合物和使用方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962871565P 2019-07-08 2019-07-08
US62/871,565 2019-07-08
PCT/US2020/041228 WO2021007338A1 (en) 2019-07-08 2020-07-08 Anti-serine protease inhibitor kazal (spik) antibodies, immunoconjugates, and methods of use

Related Child Applications (1)

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CN202510175468.2A Division CN119874926A (zh) 2019-07-08 2020-07-08 抗丝氨酸蛋白酶抑制剂kazal(spik)抗体、免疫缀合物和使用方法

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Publication Number Publication Date
CN114174341A true CN114174341A (zh) 2022-03-11

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CN202510175468.2A Pending CN119874926A (zh) 2019-07-08 2020-07-08 抗丝氨酸蛋白酶抑制剂kazal(spik)抗体、免疫缀合物和使用方法

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Country Status (6)

Country Link
US (1) US12377162B2 (https=)
EP (1) EP3996816A1 (https=)
JP (2) JP7658946B2 (https=)
CN (2) CN114174341A (https=)
CA (1) CA3145301A1 (https=)
WO (1) WO2021007338A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114901699A (zh) * 2019-09-11 2022-08-12 英凯尔生物科技有限责任公司 抗丝氨酸蛋白酶抑制剂kazal(spik)抗体的表位

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112292401A (zh) 2018-03-06 2021-01-29 英凯尔生物科技有限责任公司 丝氨酸蛋白酶抑制剂Kazal(SPIK)组合物和方法
EP3996816A1 (en) 2019-07-08 2022-05-18 Imcare Biotech, LLC Anti-serine protease inhibitor kazal (spik) antibodies, immunoconjugates, and methods of use
US20250369960A1 (en) * 2022-06-30 2025-12-04 Allonnia, Llc Per- and polyfluorinated alkyl compound (pfas) binding proteins and uses thereof

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CN104994875A (zh) * 2013-02-15 2015-10-21 免疫医疗公司 嵌合和人源化抗组蛋白抗体
CN109678950A (zh) * 2019-01-08 2019-04-26 灏灵赛奥(天津)生物科技有限公司 spink1抗原、能够特异性结合spink1的抗体及其功能片段及其应用和产品

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114901699A (zh) * 2019-09-11 2022-08-12 英凯尔生物科技有限责任公司 抗丝氨酸蛋白酶抑制剂kazal(spik)抗体的表位

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Publication number Publication date
JP2022540079A (ja) 2022-09-14
WO2021007338A1 (en) 2021-01-14
JP2025111457A (ja) 2025-07-30
US12377162B2 (en) 2025-08-05
CA3145301A1 (en) 2021-01-14
CN119874926A (zh) 2025-04-25
JP7658946B2 (ja) 2025-04-08
EP3996816A1 (en) 2022-05-18
US20220273810A1 (en) 2022-09-01

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