Expression rates of MT-2A, E-cadherin, IL-6, cyclin E, PCNA and Bcl-2 were 53.9 (69/128), 46.9 (60/128), 46.1 (59/128), 50.8 (65/128), 49.2 (63/128) and 53.1% (68/128) in PCa cases, respectively. This evidence concerns the gene PCNA and posterior cortical atrophy.