ACAN	Aggrecan
ACTB	Actin beta
APOE	Apolipoprotein E
CLS1	Collagenase Type I
COL1	Type I collagen
COL2	Type II collagen
Ct	Cycle threshold
Cy3	Cyanine 3
ΔCt	Delta Ct
DKK1	Dickkopf WNT signaling pathway inhibitor 1
DMEM/F12	Dulbecco’s modified Eagle’s medium–Nutrient Mixture F-12
EDTA	Ethylenediaminetetraacetic acid
ELISA	Enzyme-linked immunosorbent assay
ESM1	Endothelial cell-specific molecule 1
FABP3	Fatty acid-binding protein 3
GDF5	Growth differentiation factor 5
GES	Gene expression score
GO	Gene ontology
GREM1	Gremlin 1
H&E	Hematoxylin and eosin
ICRS	International Cartilage Repair Society
ITGA10	Integrin alpha 10
MIA	Melanoma inhibitory activity
MSC	Mesenchymal stem cells
NGS	Normal goat serum
NTN4	Netrin 4
OA	Osteoarthritis
PBS	Phosphate buffer saline
PCR	Polymerase chain reaction
PD	Polydactyly-derived
PD sheet	PD chondrocyte sheet
PDGFA	Platelet-derived growth factor subunit A
PGF	Placental growth factor
RARRES2	Retinoic acid receptor responder 2
RT	Room temperature
RT-PCR	Reverse transcription PCR
SERPINA3	Serpin family A member 3
SOMA	Slow off-rate modified aptamers
SOX5	SRY-box transcription factor 5
SOX9	SRY-box transcription factor 9
SRY	Sex-determining region Y
TE	Tris and EDTA