"H7 embryoid bodies differentiation protocol for cardiomyocyte, endothelial, smooth muscle, with markers cardiac troponin T (cTnT), CD31/PECAM1, smooth muscle alpha actin (SMA), respectively, using proteins from bone morphogenic protein 4 (BMP4), activin A and basic fibroblast growth factor (bFGF) for 2 days, lineage: mesoderm"