Distribution of observed fold-changes (log2-ratios of stress and control samples). All three comparisons between stress and control treatments were considered and the observed frequencies averaged. The color coding shows how many transcripts were labeled as differentially expressed at different FDRs. Not sig., not significant.
Dittami et al. Genome Biology 2009 10:R66 doi:10.1186/gb-2009-10-6-r66