ANTI-PD-1 NANOBODY PD-1/NB52, PREPARATION METHOD THEREFOR AND USE THEREOF

摘要

Disclosed are an anti-PD-1 nanobody PD-1/Nb52, a preparation method therefor and a use thereof. The nanobody PD-1/Nb52 can be highly expressed in Escherichia coli, and can be used for preparing tumor inhibitors or tumor cell inhibitors, or drugs for inhibiting PD-1 activity or promoting T cell proliferation.