Original Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Oct 21, 2012; 18(39): 5551-5559
Published online Oct 21, 2012. doi: 10.3748/wjg.v18.i39.5551
Table 3 Frequency of KRAS and BRAF mutations in laterally spreading tumor of the colorectum
Type of tumorsNumber (%) of mutated samples
AllProximal colon
nKRASBRAFnKRAS
Gr-type2915 (52)a2 (7)139 (69)c
LGD106 (60)0 (0)76 (86)d,e
HGD106 (60)b1 (10)32 (67)
INV93 (33)1 (11)31 (33)
NGr-type272 (7)a0 (0)181 (6)c
LGD101 (10)0 (0)81 (13)d
HGD100 (0)b0 (0)80 (0)
INV71 (14)0 (0)20 (0)
Total5617 (30)2 (4)3010 (33)