CD274 and neoplasm: Additionally, we considered that the elevated B7‐H3 might also play a role in the development of resistance to HLA‐G Nb‐CAR‐γδT cells and promotion of immune escape from PD‐L1 Nb‐BiTE and could induce natural anti‐tumor effects in γδT cells since the tumors were not eradicated by infusion with mRNA‐driven Nb‐CAR.BiTE‐γδT cells in vivo.