Correction to: Cell Research https://doi.org/10.1038/cr.2010.5, published online 19 January 2010

During a recent review of the original image in the article, we discovered that the image labeled “Day 8 mutKIAA1718” in Figure 4B was inadvertently replaced with an image from the “Day 6 Control” group. This error occurred during the preparation of the figure when the first author mistakenly copied an image from the wrong folder due to the high similarity in cell morphology and signal between the groups. As a result, the correct image for “Day 8 mutKIAA1718” was omitted from the published version. The authors apologize for this carelessness and confirm that these corrections do not affect the results or the conclusion of this work. The original article has been corrected.

The corrected Figure 4 is as following: