α-SMA	Alpha smooth muscle actin
bFGF	Basic fibroblastic growth factor
BMMSCs	Bone marrow-derived mesenchymal stem cells
BMP2	Bone morphogenetic protein 2
BMP7	Bone morphogenetic protein 7
Col-1	Type 1 collagen
Col-2	Type 2 collagen
Con A	Concanavalin A
DCs	Dendric cells
DFPCs	Dental follicle precursor cells
DPSCs	Dental pulp stem cells
ECM	Extracellular matrix
ERK	Extracellular signal-regulated kinase
EVs	Extracellular vesicles
FasL	Fas ligand
FGF	Fibroblast growth factor
GFAP	Glial fibrillary acidic protein
G-CSF	Granulocyte-colony stimulating factor
HGF	Hepatocyte growth factor
HDAC	Histone deacetylase
HSG	Human salivary gland
HA	Hydroxyapatite
IDO	Indoleamine 2,3-dioxygenase
iPSCs	Induced pluripotent stem cells
IGFR1	Insulin-like growth factor 1 receptor
IFN-γ	Interferon gamma
IL-2	Interleukin 2
IL-4	Interleukin 4
IL-6	Interleukin 6
IL-8	Interleukin 8
IL-10	Interleukin 10
IL-12	Interleukin 12
IL-17A	Interleukin 17A
IFT80	Intraflagellar transport 80
JNK	c-Jun N-terminal kinase
LPL	Lipoprotein lipase
MSCs	Mesenchymal stem cells
MAP-2	Microtubule-associated protein 2
MAPK	Mitogen-activated protein kinase
Oct-4	Octamer-binding transcription factor 4
OCN	Osteocalcin
OPN	Osteopontin
PDL	Periodontal ligament
PDLSCs	Periodontal ligament stem cells
PBMCs	Peripheral blood mononuclear cells
PPARγ	Peroxisome proliferator-activated receptor gamma
PI3K	Phosphatidylinositol-4, 5-bisphosphate 3-kinase
PHA	Phytohemagglutinin
PLLA	Poly-L-lactic acid
RNA	Ribonucleic acid
Sema3A	Semaphorin 3A
SDF-1	Stromal cell-derived factor 1
SCAPs	Stem cells from apical papilla
SHEDs	Stem cells from human exfoliated deciduous teeth
Sox2	SRY-box transcription factor 2
Sox9	SRY-box transcription factor 9
Th17	T helper 17 cells
TLRs	Toll-like receptors
TGF-β	Transforming growth factor-β
TCP	Tricalcium phosphate
TNF-α	Tumor necrosis factor alpha
Wnt10A	Wingless-type MMTV integration site family member 10A