abstract |
The present invention relates to: a fusion protein comprising a fragment of an anti-mesothelin antibody, an anti-CD3 antibody or an anti-EGFR antibody; a bispecific antibody that is specific to mesothelin and CD3; a trispecific antibody that is specific to mesothelin, CD3 and EGFR; and uses thereof. The bispecific or trispecific antibody according to the present invention can be prepared in a high yield and with high purity, and has excellent tumor killing and growth inhibitory effects, and thus can be effectively used in cancer treatment. |