ALP	alkaline phosphatase
α-MEM OS-	alpha minimum essential medium without osteogenic supplements
α-MEM OS+	alpha minimum essential medium with osteogenic supplements
CA90/50	scaffolds from chitosan with a degree of deacetylation of 90% and a viscosity of 50 mPas
CA90/50-B	chitosan scaffolds with brushite
CA90/50-HA	chitosan scaffolds with hydroxyapatite
DMEM	Dulbecco’s modified Eagle’s medium
EDTA	ethylenediaminetetraacetic acid
hBMSC	human bone marrow stromal cells
hM	human monocytes
LDH	lactate dehydrogenase
M-CSF	macrophage colony-stimulating factor
N-ASBI-P	naphthol AS-BI-phosphate
PBMC	peripheral blood mononuclear cell
PBS	phosphate-buffered saline
PMSF	phenylmethylsulfonyl fluoride
PNP	p-nitrophenol
RANKL	receptor activator of NF-κB ligand
TRAP	tartrate-resistant acid phosphatase