Pertuzumab anti-HER2) a humanized monoclonal antibody and the first in the class of agents called the HER2 dimerization inhibitors impairs the ability of HER2 to bind to other members of the HER family.

Latikafusp (AMG 256) is a fusion protein that is a PD-1 blocker and IL-21R agonist with antitumor activity.

Sintilimab (IBI308) is a humanized IgG4 monoclonal antibody with significant anti-tumor activity that restores endogenous anti-tumor T-cell responses by binding to PD-1 and thereby blocking the interaction of PD-1 with its ligands (PD-L1 and PL-L2).