Fig. 2From: Identification of diagnostic markers and immune cell infiltration characteristics in antineutrophil cytoplasmic antibody-associated vasculitis by weighted gene co-expression network analysisPrincipal component analysis (PCA) of the gene expression datasets. The scatter points show the samples on the base of the top two principal components of gene expression profiles (PC1 and PC2) without a and b removing the batch effect. The colors reflect samples in two different datasetsBack to article page