PDCD1LG2 and malaria: Additional evidence for the importance of the PD‐1:PD‐L1 interaction in malaria comes from the protective effect of PD‐L2 expressed on dendritic cells in mice, where it competes with PD‐L1 for binding of PD‐1, inhibiting the interaction of PD‐1 with PD‐L1.155