FOLH1 and neoplasm: Inhibition of cell proliferation in vitro and in vivo was observed in fibroblasts expressing the fibroblast activation protein and in PSMA-positive neovasculature tissue of the tumour microenvironment after their exposure to [177Lu] Lu-iFAP/iPSMA nanoparticles (Hernández-Jiménez et al. 2022).