PD-1/PD-L1 interaction inhibitor. Binds to PD-L1 (Kd = 0.51 μM). Inhibits interaction at 1 mg/mL in flow cytometry. Inhibits tumor growth and prolongs survival time of mice in vivo. Chang et al (2015) Blocking of the PD-1/PD-L1 interaction by a D-peptide antagonist for cancer immunotherapy. Angew Chem.Int.Ed.Engl. 54 11760 PMID:26259671 |