In this article (Cancer Res 2008;68:1953–61), which was published in the March 15, 2008 issue of Cancer Research (1), there is an error in Table 1. The KM12 cell line was mistakenly listed as K-Ras mutant; this line is in fact K-Ras WT.

1
Jhawer
M
,
Goel
S
,
Wilson
AJ
,
Montagna
C
,
Ling
Y-H
,
Byun
D-S
,
Nasser
S
,
Arango
D
,
Shin
J
,
Klampfer
L
,
Augenlicht
LH
,
Perez-Soler
R
,
Mariadason
JM
. 
PIK3CA mutation/PTEN expression status predicts response of colon cancer cells to the epidermal growth factor receptor inhibitor cetuximab
.
Cancer Res
2008
;
68
:
1953
61
.