FOLH1 and prostate cancer: hD7-1(VL-VH)-PE40 showed a high and specific cytotoxicity against PSMA expressing prostate cancer cells and elicited synergistic antitumor activity in combination with the BH3 mimetic ABT-737 by collaborative downregulation of pro-survival Bcl-2 family proteins (Masilamani et al., 2020).