Fig. 4
From: miRNAs and target genes in the blood as biomarkers for the early diagnosis of Parkinson’s disease
a show the protein-protein interaction network of DEGs in GSE54536 and GSE100054. The blue genes in a showed the common genes and from red to yellow show the top 20 hub genes in the network according to the criterion. b, c and d show the 3 clusters using MCODE