Fig. 2

“Muscle-specific” miR-1 is not detectable in serum EVs under basal conditions in rats or humans. A miRNA abundance of selected miRNAs across the skeletal muscle, liver, and kidney from rats (n = 5). B miRNA abundance of selected miRNAs in serum EVs from rat serum (n = 12). C miRNA abundance of the selected miRNAs in serum EVs from human serum (n = 6)