Colorectal Cancer
Copyright ©2007 Baishideng Publishing Group Co.
World J Gastroenterol. Aug 7, 2007; 13(29): 3932-3938
Published online Aug 7, 2007. doi: 10.3748/wjg.v13.i29.3932
Table 4 Summary for genetic analysis of 55 nonpolypoid colorectal tumors
Genetic alterationFrequency
Mucosal cancerSubmucosal cancerTotal
KLF6, LOH1 (+)2/6 (33.3%)12/23 (52.2%)14/29 (48.3%)
KLF6, mutation0/6 (0%)2/28 (7.1%)2/34 (5.9%)
p53, LOH (+)4/8 (50.0%)10/23 (43.5%)14/31 (45.2%)
p53, overexpression2/10 (20.0%)17/45 (37.8%)19/55 (34.5%)
K-ras, mutation1/10 (10.0%)4/45 (8.9%)5/45 (9.1%)
B-raf, mutation1/10 (10.0%)5/45 (11.1%)6/55 (10.9%)