α-MEM	Alpha-minimum essential medium
ADP	Adenosine diphosphate
ALP	Alkaline phosphatase
ANOVA	Analysis of variance
ARS	Alizarin Red S
ATP	Adenosine triphosphate
BMMs	Bone marrow-derived macrophages
BSA	Bovine serum albumin
cDNA	Complementary DNA
CTSK	Cathepsin K
DAPI	4′,6-diamidino-2-phenylindole
FBS	Fetal bovine serum
GAPDH	Glyceraldehyde 3-phosphate dehydrogenase
GPCRs	G-protein-coupled receptors
IACUC	Institutional Animal Care and Use Committee
M-CSF	Macrophage colony-stimulating factor
MTS	3-(4,5-dimethylthiazol-2-yl)-5-(3-carboxymethoxyphenyl)-2-(4-sulfophenyl)-2H-tetrazolium
NFATc1	Nuclear factor of activated T-cells, cytoplasmic 1
PBS	Phosphate-buffered saline
PDRN	Polydeoxyribonucleotide
PFA	Paraformaldehyde
PTH	Parathyroid hormone
PVDF	Polyvinylidene difluoride
qRT-PCR	Quantitative real-time polymerase chain reaction
RANKL	Receptor activator of nuclear factor kappa-B ligand
SD	Standard deviation
SDS-PAGE	Sodium dodecyl sulfate–polyacrylamide gel electrophoresis
TRAP	Tartrate-resistant acid phosphatase