SITE-SPECIFIC CONJUGATION OF LINKER DRUGS TO ANTIBODIES AND RESULTING ADCS Russian patent published in 2018 - IPC C07K16/30 C07K16/40 A61K47/00 

Abstract RU 2670157 C2

FIELD: pharmaceuticals.

SUBSTANCE: invention relates to antibody-drug conjugates for the treatment of solid tumors and hematologic malignancies, wherein the linker drug is site-specifically conjugated to an antibody or antigen-binding fragment thereof that binds to the target antigen expressed by the tumor cell, via the inserted cysteine in said antibody or antigen-binding fragment thereof at position 41 of the heavy chain according to Kabat numbering, wherein said drug with a linker is a cytotoxic agent with a linker.

EFFECT: invention widens the range of agents for treating solid tumors.

15 cl, 4 dwg, 7 tbl, 1 ex

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RU 2 670 157 C2

Authors

Ariaans, Gerardus Joseph Andreas

Coumans, Rudy Gerardus Elisabeth

Dates

2018-10-18Published

2015-05-22Filed