In the article on the role of Pten in hormone refractory prostate cancer in the July 1, 2007 issue of Cancer Research (1), there is an error in Fig. 1A. The corrected figure appears below .

1
Jiao J, Wang S, Qiao R, Vivanco I, Watson PA, Sawyers CL, Wu H. Murine cell lines derived from Pten null prostate cancer show the critical role of PTEN in hormone refractory prostate cancer development.
Cancer Res
2007
;
67
:
6083
–91.