TWI784322B

Provided are a CLDN18.2-targeting antibody or an antigen-binding fragment thereof, a preparation method therefor, and the use thereof. The antibody comprises a light chain variable region and/or a heavy chain variable region, and the heavy chain variable region comprises HCDR1, HCDR2 and HCDR3, and...

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Bibliographic Details
Main Authors JHENG, MING-JIN, WANG, JIE-LI, ZHANG, WEI
Format Patent
LanguageChinese
Published 21.11.2022
Subjects
CHEMISTRY
HUMAN NECESSITIES
HYGIENE
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PEPTIDES
PHYSICS
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
TESTING
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Summary:Provided are a CLDN18.2-targeting antibody or an antigen-binding fragment thereof, a preparation method therefor, and the use thereof. The antibody comprises a light chain variable region and/or a heavy chain variable region, and the heavy chain variable region comprises HCDR1, HCDR2 and HCDR3, and the light chain variable region comprises LCDR1, LCDR2 and LCDR3. Compared with the prior art, the antibody has significant advantages in terms of binding affinity, ADCC, CDC, inhibitory effects on growth, endocytic activity, etc.
Bibliography:Application Number: TW20209133811