AD-MSCs	Adipose-derived mesenchymal stromal cells
BM-MSCs	Bone marrow-derived mesenchymal stromal cells
CO2	Carbon dioxide
CM	Conditioned medium
DPSCs	Dental pulp stem cells
ECM	Extracellular matrix
ELISA	Enzyme-linked immunosorbent assay
EVs	Extracellular vesicles
HUMSCs	Human umbilical cord mesenchymal stromal cells
HUVECs	Human umbilical cord veins
miRNA	microRNA
mRNA	messenger RNA
MSCs	Mesenchymal stromal cells
NTA	Nanoparticle tracking analysis
SEM	Scanning electron microscopy
TEM	Transmission electron microscopy
TPLSM	Two-photon laser-scanning microscopy
VEGF	Vascular endothelial growth factor