Figure 4

Unsigned and Signed Networks of the Zhou et al ES Expression Data. a, left, Dendrogram of the unsigned network of the Zhou et al (2007) data with color bands below indicating module membership for the unsigned network (U) and the signed network (S). a, right, A heat map shows microarray expression profiles accross samples for genes in the blue and black modules in the unsigned network. b, left, Dendrogram of the signed network of the Zhou et al (2007) data with color bands below indicating module membership for the signed network (S) and the unsigned network (U). b, right, heatmap of expression profiles (rows) across samples (columns) for genes in the blue and black modules in the signed network.