Fig. 1From: Attractor landscape analysis of colorectal tumorigenesis and its reversionThe human signaling network. The large-scale human signaling network consists of 197 nodes and 688 links; blue color, pointed arrows mean positive regulation links and red color, blunted arrows mean inhibitory regulation links. Among 197 nodes, there are 13 external-input nodes (see Additional file 1). The input nodes are represented by large circlesBack to article page