Phenotypic breakdown of clinical specimens used in this study.

142 Colitis/IBD: 2 Colitis; 13 Crohn's disease; 5 Diverticulitis of colon; 2 Proctitis; 20 Ulcerative colitis. 219 adenomas: 1 tubular adenomas, 8 tubulovillous adenomas, 2 villous adenomas, 2 familial adenomatous polyps, 6 unknown; 19 adenocarcinomas (17 Dukes' A and 2 Dukes' B). 320 adenomas: 11 tubular adenomas, 5 villous adenomas, 4 unknown; 20 adenocarcinomas (1 Dukes' A, 6 Dukes' B, 4 Dukes' C, 1 Dukes' D, 8 unknown). See Table 4 for a further breakdown of the cancer staging into T scores (a component of the TNM score).