13 Ishiguro Ishiguro A A Takahata Takahata T T Saito Saito M M Yoshiya Yoshiya G G Tamura Tamura Y Y Sasaki Sasaki M M Munakata Munakata A A Influence of methylated p15INK4b and p16INK4a genes onclinicopathological features in colorectal cancer Influence of methylated p15INK4b and p16INK4a genes onclinicopathological features in colorectal cancer J Gastroenterol Hepatol J Gastroenterol Hepatol 2006 2006 21 21 8 8 1334 1334 1339 1339 10.1111/j.1440-1746.2006.04137.x 10.1111/j.1440-1746.2006.04137.x 16872319 16872319. The gene discussed is CDKN2A; the disease is colorectal cancer.