Retraction Note to: British Journal of Cancer https://doi.org/10.1038/sj.bjc.6605724, published online 13 July 2010

The Editor-in-Chief has retracted this article. After publication, concerns regarding the images were raised. Specifically, three migration panels in figure 4A appear to overlap with rotation. The authors provided some images upon request but these were insufficient to assuage concerns. The Editor-in-Chief has lost confidence in the data and conclusions of this article.

Authors An Yong, Wu Junli Qian Zhu Yin and Dai Cun Cai could not be contacted by the publisher. Author Feitong Wang disagrees with this retraction.