Correction to: Oncogene (2008) 27, 2929–2933; doi:10.1038/sj.onc.1210947; published online 19 November 2007

Since the publication of the above manuscript, the authors have identified an error in the author list; the name of the seventh author was misspelt. The corrected author list is shown above.

In addition to the published affiliation, B Calabretta is affiliated with Department of Microbiology and Immunology, Kimmel Cancer Center, Thomas Jefferson Medical College, Philadelphia, PA, USA.