Figure 5From: Topological and organizational properties of the products of house-keeping and tissue-specific genes in protein-protein interaction networksObserved mean proportion of house-keeping neighbors for the house-keeping nodes in the different tissue types. The results for the HuGE Index dataset are shown in a) and those for the EST-SAGE dataset in b). Each observed mean is shown as a cross and each expected mean by a circle, with its 95% confidence intervals shown as a vertical dotted line above and below the expected mean.Back to article page