ADSC	adipose tissue-derived stromal cell
BM-MSC	bone marrow-derived mesenchymal stromal cell
CM	myoblast-conditioned medium
CTRL	control medium
ECM	extracellular matrix
ESC	embryonic stem cell
FBS	fetal bovine serum
iPSC	induced pluripotent stem cell
MDSC	muscle-derived stem cell
MG	Matrigel
MSC	mesenchymal stem/stromal cell
TGFβ	transforming growth factor beta
TGFb	medium supplemented with TGFβ
TGFb Ab	medium supplemented with antibody against TGFβ