“…The PCR within the exponential phase of the amplification curve was performed for 25 cycles for MYOD (muscle-specific marker); FOXD3 and SOX10 (neural crest markers); MEOX1 (presomitic mesoderm marker); RUNX2 (osteogenic transcription factor); DSPP, dentin matrix protein 1 (DMP-1), and MMP-20 (odontoblast markers); osteopontin and osteocalcin (osteoblast markers); and glyceraldehyde-3-phosphate dehy- 2 The abbreviations used are: ␣7 ϩ hSMSC, ␣7 integrin-positive human skeletal muscle stem cell; BMP, bone morphogenetic protein; RA, retinoic acid; GS, gelatin scaffold; DSPP, dentin sialophosphoprotein; MMP, matrix metalloproteinase; DSP, dentin sialoprotein; EB, embryoid body; ECM, extracellular matrix; ALPase, alkaline phosphatase; ARS, Alizarin Red S; Col, collagen; DMP-1, dentin matrix protein 1.…”