text_1: Addition of BMP4, activin A, CHIR99021, and SU504 to reprogramming fibroblasts generates, expands and maintains cardiovascular progenitor cells (CPCs)
text_2: ieCPCs expressed cardiac signature genes and readily differentiated into functional cardiomyocytes (CMs), endothelial cells (ECs), and smooth muscle cells (SMCs) in vitro, even after long-term expansion.