Fig. 2

Screening of hub genes involved in the development of STAD. a The network showed co-expression gene in PPI pairs with a score higher than 0.7; b-d Top hub genes identified by the Degree (b), Closeness (c), and Betweenness (d); e-g The topological properties of the PPI network and the distributions of degree (e), closeness (f), and betweenness (g)