Figure 4From: Effect of RNA quality on transcript intensity levels in microarray analysis of human post-mortem brain tissuesRNA quality in considered sample sets. Box plots characterizing the range of beta actin ratio in tissue sample sets accompanied by size of the sample set: chip HG-U133_AB data are in dark grey, chip HG-U133_Plus_2.0 data are in light grey; sample set sizes are indicated above the box plots.Back to article page