Fig. 4From: Immunosuppressive effect of mesenchymal stem cell-derived exosomes on a concanavalin A-induced liver injury modelCo-localization of PKH and CD81 on the liver specimen. Co-localization of PKH and CD81, a common surface marker of exosomes, was shown in the yellow circles in each picture of PKH, CD81, and their merged image with DAPI stainingBack to article page