Fig. 3From: Identification of ferroptosis related biomarkers and immune infiltration in Parkinson’s disease by integrated bioinformatic analysis PCA plot of gene chip and volcano plot of different expression genes. A PCA analysis plot of GSE18838 gene chip. B Volcano plot of differential expressed genes between PD and HC samples in GSE18838 dataset. C Venn diagram displaying the overlap between DEGs, FRGs and PD-related genes identified by WGCNA.Back to article page