The anti-PSMA/anti-CD3 (scFv-Fab) BsAb-armed T cell group had the smallest tumor weight (0.09 ± 0.07 g), followed by the anti-PSMA/anti-CD3 (Fab-scFv) BsAb-armed T cell group (0.17 ± 0.14 g). Here, FOLH1 is linked to neoplasm.