Retraction Note to: Gene Therapy https://doi.org/10.1038/sj.gt.3302770, published online 23 March 2006

The Editor in Chief retracted this article because of significant concerns regarding a number of Figures presented in this work, which question the integrity of the data. Specifically, concerns have been raised with Figures 3, 4, 5 and 7, involving potential duplication, rescaling and splicing of images to represent different conditions. The Editor no longer has confidence in the veracity of the data and has retracted the article to correct the scientific record.

Authors A. Calistri, M. Parolin & G. Palù disagree with this retraction. Authors F. Sarinella and P. Sette could not be contacted in correspondence regarding this retraction.