MSCs	Mesenchymal stem cells
PLA	poly(lactide)
EVs	Extracellular vesicles
miRNA	microRNA
CM	conditioned medium
VEGF	Vascular endothelial growth factor
Hoxa2	Homeobox A2
HDACs	Histone deacetylases
RUNX2	Runt-related transcription factor-2
SEM	Scanning electron microscopy
ECM	Extracellular matrix
DLS	Dynamic light scattering
ALP	Alkaline phosphatase
OSX	Osterix
PPARγ	Peroxisome Proliferator-Activated Receptor γ
BMP-4	Bone morphogenetic protein 4
PBS	Phosphate-buffered saline
UPL	Universal ProbeLibrary