EA202090303A2 - COMPOSITIONS OF ANTIBODIES FOR TREATMENT OF TUMORS - Google Patents
COMPOSITIONS OF ANTIBODIES FOR TREATMENT OF TUMORSInfo
- Publication number
- EA202090303A2 EA202090303A2 EA202090303A EA202090303A EA202090303A2 EA 202090303 A2 EA202090303 A2 EA 202090303A2 EA 202090303 A EA202090303 A EA 202090303A EA 202090303 A EA202090303 A EA 202090303A EA 202090303 A2 EA202090303 A2 EA 202090303A2
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- antigen binding
- bispecific antibodies
- certain embodiments
- present
- antibodies
- Prior art date
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07K—PEPTIDES
- C07K16/00—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies
- C07K16/18—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans
- C07K16/28—Immunoglobulins [IGs], 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
- A61K39/00—Medicinal preparations containing antigens or antibodies
- A61K39/395—Antibodies; Immunoglobulins; Immune serum, e.g. antilymphocytic serum
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Organic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Veterinary Medicine (AREA)
- Pharmacology & Pharmacy (AREA)
- Microbiology (AREA)
- Animal Behavior & Ethology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Public Health (AREA)
- Mycology (AREA)
- Biochemistry (AREA)
- Biophysics (AREA)
- Genetics & Genomics (AREA)
- Molecular Biology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Engineering & Computer Science (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Peptides Or Proteins (AREA)
Abstract
В настоящем изобретении предложены биспецифические антитела, которые связываются с CD3 и опухолевыми антигенами, а также способы их применения. В соответствии с определенными вариантами реализации биспецифические антитела согласно изобретению демонстрируют сниженные эффекторные функции и имеют уникальный профиль связывания в отношении Fc-рецепторов. Биспецифические антитела сконструированы так, чтобы эффективно индуцировать опосредованное Т-клетками уничтожение опухолевых клеток. В соответствии с определенными вариантами реализации в настоящем изобретении предложены биспецифические антигенсвязывающие молекулы, содержащие первый антигенсвязывающий домен, который специфически связывает человеческий CD3, вторую антигенсвязывающую молекулу, которая специфически связывает человеческий CD20, и Fc-домен, который связывает Fc-рецепторы со специфическим профилем связывания. В определенных вариантах реализации изобретения биспецифические антигенсвязывающие молекулы согласно настоящему изобретению способны ингибировать рост В-клеточных или меланомных опухолей, экспрессирующих CD20. Биспецифические антитела согласно изобретению применимы для лечения различных видов рака, а также других связанных с CD20 заболеваний и нарушений.The present invention provides bispecific antibodies that bind to CD3 and tumor antigens, as well as methods of using them. In accordance with certain embodiments, bispecific antibodies of the invention exhibit reduced effector functions and have a unique binding profile for Fc receptors. Bispecific antibodies are designed to effectively induce T cell mediated tumor cell killing. In accordance with certain embodiments, the present invention provides bispecific antigen binding molecules comprising a first antigen binding domain that specifically binds human CD3, a second antigen binding molecule that specifically binds human CD20, and an Fc domain that binds Fc receptors with a specific binding profile. In certain embodiments, the bispecific antigen binding molecules of the present invention are capable of inhibiting the growth of B-cell or melanoma tumors expressing CD20. The bispecific antibodies of the invention are useful in the treatment of various cancers as well as other CD20-related diseases and disorders.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201462033460P | 2014-08-05 | 2014-08-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
EA202090303A2 true EA202090303A2 (en) | 2020-05-31 |
EA202090303A3 EA202090303A3 (en) | 2020-08-31 |
Family
ID=70847642
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA202090303A EA202090303A3 (en) | 2014-08-05 | 2015-03-18 | ANTIBODY COMPOSITIONS FOR TREATMENT OF TUMORS |
Country Status (1)
Country | Link |
---|---|
EA (1) | EA202090303A3 (en) |
-
2015
- 2015-03-18 EA EA202090303A patent/EA202090303A3/en unknown
Also Published As
Publication number | Publication date |
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EA202090303A3 (en) | 2020-08-31 |
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