FOLH1 and neoplasm: 68Ga-PSMA-11 exhibited fast blood clearance, relatively low liver uptake (0.87 ± 0.05 % IA/g at 1 h p.i.), and high specific uptake in PSMA-expressing tissues and tumor (tumor uptake 7.7 ± 1.5 % IA/g at 1 h p.i.).