Summary of immunofluorescence.

UtMCs (freshly isolated UtMCs); EMT (UtMCs cultured in SMDM for 5 days); UtMCs-derived VSM-like cells (UtMCs cultured for 15 days in SMDM). Antigen expression was evaluated as being negative (–), very weak (+*), weak (+), intermediate (++) or strong (+++).Alpha smooth muscle actin (α-SMA); Atrial natriuretic factor (ANF); Cytokeratin 18 CK18); Cytokeratin 19 (CK19); Cardiac troponin T (cTnT); Embryonic stem cells (ESCs); Muscarinic acetylcholine receptors (mAChR); Mesenchymal stem cells (MSCs); Platelet derived growth factor receptor beta (PDGFR-β); Sarcomeric alpha actinin (sACTN); Wilms tumor protein 1 (WT1); Zona Occludens-1 (ZO-1).