Addendum to: Nature https://doi.org/10.1038/nature04217 Published 13 October 2005
The Editors are issuing an Editorial Expression of Concern to alert readers that after the publication of this article, it was brought to the attention of the Editors that Fig. 2b and 2c appear to overlap with frameshift. Upon reviewing their article, the authors also found an additional overlap between the two DMSO panels of Fig. 2c. Due to the age of the article not all of the raw data are available for verification. Readers are urged to take caution when interpreting the content and conclusions of this article.