This Publisher's Note updates and replaces the Expression of Concern (doi: 10.1242/jcs.205559) relating to the article ‘Chromosomal breaks during mitotic catastrophe trigger γH2AX–ATM–p53-mediated apoptosis’ by Gabriela Imreh, Helin Vakifahmetoglu Norberg, Stefan Imreh and Boris Zhivotovsky (2011). J. Cell Sci.124, 2951-2963 (doi: 10.1242/jcs.081612).

Concerns were raised regarding some of the data in Fig. 1A of the above-named paper. An investigation carried out by Karolinska Institutet concluded that no wrongdoing had occurred, and that no further action was required. An in-house review of the original data by Journal of Cell Science reached a similar conclusion.

Journal of Cell Science is publishing this note to alert readers that the concerns raised about this paper have been resolved.

This course of action follows the advice set out by COPE (Committee on Publication Ethics), of which Journal of Cell Science is a member.