NEWS AND COMMENTARY

PJ Lucassen, CP Fitzsimons, A Korosi, M Joels, C Belzung and DN AbrousMolecular Psychiatry advance online publication, 1 May 2012;doi:10.1038/mp.2012.39A key question in the field of neurogenesis, stress and depressionhas been whether a reduction in neurogenesis per se can producea ‘depressed’ animal.