Retraction: The following article has been retracted through agreement between the first author and several coauthors, the journal Editor-in-Chief, Peter Lichter, and John Wiley & Sons, Ltd.: Tomita M, Toyota M, Ishikawa C, Nakazato T, Okudaira T, Matsuda T, Uchihara JN, Taira N, Ohshiro K, Senba M, Tanaka Y, Ohshima K, Saya H, Tokino T, Mori N. (2009). Overexpression of Aurora A by loss of CHFR gene expression increases the growth and survival of HTLV-1-infected T cells through enhanced NF-kappaB activity. Int J Cancer; 124 (June (11)): 2607-2615, published online on 12 JAN 2009 in Wiley Online Library ( After an investigation the retraction has been agreed due to inappropriate duplication of images and overlap with other published work.