Retraction to: Oncogene (2007) 26, 7647–7655 https://doi.org/10.1038/sj.onc.1210572, published online 11 June 2007

The Editors-in-Chief have retracted this article following an investigation by the Investigation Committee on Scientific Misconduct of the Veterans Affair Medical Center, San Francisco, and the University of California San Francisco. The committee concluded that Figures 2b, 4b, 4c, 5a and 5c are the results of fabrication or falsification of data. The Committee could not determine who was responsible for the fabrication or falsification. Y Tanaka agrees with this retraction. R Dahiya disagrees with this retraction. N Kikuno, H Shiina, H Hirata, R F Place, D Pookot, S Majid and M Igawa have not responded to correspondence regarding this retraction. The Publisher has not been able to obtain a current email address for S Urakami and K Kawamoto.