FOLH1 and cancer: The overall PSMA expression (low and high expression, labelling index 1 and 2) was found in the neovasculature of 36/63 (57.1%) malignant tumors, whereas overall PSMA expression in the vasculature of benign diseases (5/38; 13.2%) was significantly lower (p = 0.0001, Fisher ́s exact test).