Anti-PD-1 x CD40 bispecific antibody YH008 - Biocytogen,Full article: Pd-1, Pd-L1, Ido, Cd70 and Microsatellite Instability as Potential Targets to Prevent Immune Evasion in Sarcomas,JCI Insight - PD-1 blockade restores helper activity of tumor-infiltrating, exhausted PD-1hiCD39+ CD4 T cells,Programmed Cell Death-Ligand 1 in Head and Neck Squamous Cell Carcinoma: Molecular Insights, Preclinical and Clinical Data, and Therapies,PD-1 combination therapy with IL-2 modifies CD8+ T cell exhaustion program | Nature