Keywords: Volcano eg.jpg en Example of a Volcano plot statistics here showing metabolomic data The three red arrows indicate points that display both large-magnitude fold-changes x-axis as well as high statistical significance -log10 of p-value y-axis The dashed red-line shows where p 0 05 with points above the line having p < 0 05 and points below the line having p > 0 05 This plot is colored such that those points having a fold-change less than 2 log2 1 are shown in gray own Roadnottaken 2010-01-03 Statistics Bioinformatics Genomics |