FOLH1 and cancer: Therefore, in our immunohistochemical examination of FFPE bone core samples from 28 patients (12 female, 16 males, ages 17y-75y) clinically diagnosed with GCTB and 9 negative control FFPE patient bone core samples from cancer adjacent normal bone (NAT) of rib (five female, four male, ages 50y-68y) (Table 1), we present the first robust detection of PSMA on the tumor vasculature of GCTB compared to NAT control (Figures 1C, D).