Fig. 3From: Polyethylene glycol improves current methods for circulating extracellular vesicle-derived DNA isolationEnrichment of EV markers. Membrane protein quantification (a). Total protein quantification (b). Comparison of EV Purity index (c). Representative western blot showing CD63 protein levels and no signal of endoplasmic reticulum (Calnexin) (d)Back to article page