TET1 and posterior cortical atrophy: From 371 PCa patients, 65 (17.5%) exhibited at least one PCa-TMA spot with high TET1 expression, 160 (43.1%) exhibited at least one PCa-TMA spot with moderate TET1 expression (Fig. 1C.1, C.2), and 146 (39.4%) exhibited only TET1-negative PCa-TMA spots (Fig. 1C.3).