Correction to: Cell Death and Differentiation (2010) 17, 200–208; doi:10.1038/cdd.2009.105; published online 31 July 2009

Since the publication of this article, the authors have asked that the institution name ‘Consiglio Nazionale delle Ricerche’ be added to the affiliation ‘IRCCS MultiMedica, Milan, Italy’.

The correct affiliation is as shown below:

Consiglio Nazionale delle Ricerche/IRCCS MultiMedica, Milan, Italy

The authors would like to apologize for any inconvenience caused.