Fig. 2

Identification of DEGs between AF and SR atrial tissue samples. a Heatmap visualization of the top 100 DEGs between AF and SR atrial tissue samples. b Volcano plot visualization of DEGs between AF and SR atrial tissue samples. c PCA plot of AF and SR atrial tissue samples after removing batch effect between GSE41177 and GSE79768. AF, atrial fibrillation; SR, sinus rhythm; DEGs, differentially expressed genes