MAGEC2 and posterior cortical atrophy: However, von Boehmer et al. [50] observed that the CT-X antigen melanoma-associated antigen C2/Cancer-testis antigen 10 (MAGE-C2/CT10) may be a predictor of biochemical recurrence after radical prostatectomy, even though its expression was detected only in 3.3% of primary PCa samples.