Anti-GTTR2-2 antibody and application thereof

The invention relates to the technical field of biological medicine, in particular to an anti-GTR2-2 antibody and application thereof, the code names of the anti-GTR2-2 antibody are B89, B108 and B168, and a heavy chain variable region of the anti-GTR2-2 antibody comprises a CDR-H1 with an amino aci...

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Bibliographische Detailangaben
Hauptverfasser: YU XUEJUN, DI SHENGMENG, LI ZHAORUN, SHI LEI, ZHAO ZUOSHUN, FAN YANQIU
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention relates to the technical field of biological medicine, in particular to an anti-GTR2-2 antibody and application thereof, the code names of the anti-GTR2-2 antibody are B89, B108 and B168, and a heavy chain variable region of the anti-GTR2-2 antibody comprises a CDR-H1 with an amino acid sequence as shown in SEQ ID No.1, SEQ ID No.23 or SEQ ID No.34, a CDR-H2 with an amino acid sequence as shown in SEQ ID No.2, SEQ ID No.24 or SEQ ID No.36 and a CDR-H3 with an amino acid sequence as shown in SEQ ID No.3, SEQ ID No.25 or SEQ ID No.38. The anti-GTR2-2 antibody has high affinity and can effectively target a tumor antigen GTR2-2, and a chimeric antigen recipient cell prepared by using the anti-GTR2-2 antibody can efficiently kill tumor cells and has high specificity. 本发明涉及生物医药技术领域,特别是涉及一种抗GTR2-2抗体及其应用,所述抗GTR2-2抗体代号为B89、B108和B168,所述抗GTR2-2抗体重链可变区包括氨基酸序列如SEQ IDNo.1、SEQ ID No.23或SEQ ID No.34所示的CDR-H1,如SEQ ID No.2、SEQ ID No.24或SEQ ID No.36所示的CDR-H2和如SEQ ID No.3、SEQ ID No.25或SEQ ID No.38所示的CDR-H3。所述抗GTR2-