Table 2: Frequency of expression of beta-catenin, bcl-2, cyclin-D1, caspase-3, CD10, and Ki-67 in nonneoplastic mucosa, adenomas, and carcinomas.

Beta-catenin p53Bcl-2Cyclin-D1Caspase-3CD10Ki-67 index
(nuclear only)

Nonneoplastic mucosa6/67 (9.0%)0/71 (0%)1/71 (1.4%)3/66 (4.5%)0/68 (0%)4/66 (6.1%)5%
Low grade adenomas135/136 (99.3%)9/126 (7.1%)68/140 (48.6%)111/126 (88.1%)96/133 (72.2%)1/136 (0.8%)37%
High grade adenomas12/12 (100%)3/12 (25%)6/12 (50%)11/12 (91.7%)6/12 (50%)1/11 (9.1%)32%
Invasive carcinomas14/15 (93.3%)12/17 (70.6%)1/18 (5.6%)13/16 (81.2%)12/16 (75%)6/15 (40%)41%