仅用于工业应用或科学研究,不可用于人类或动物的临床诊断或治疗,非药用. Envafolimab (ASC 22; KN 035) is a recombinant protein of a humanized single-domain anti- PD-L1 antibody. Envafolimab is created by a fusion of the of anti-PD-L1 domain with Fc fragment of human IgG1 antibody. Envafolimab blocks interaction between PD-L1 and PD-1 with an IC50 value of 5.25 nM. Envafolimab has the potential for the research of solid tumors