Signal variability for dat2. Smooth curves fitted to the scatter plots of SD values for biological replicates against the average expression of each gene (log2 scale) in the dat2 data set (GEO accession number GSE16444, 31 arrays). Curves were fitted using natural cubic splines with 5 knots.
López-Romero et al. BMC Research Notes 2010 3:18 doi:10.1186/1756-0500-3-18