| hTGF-β1 | Human transforming growth factor β1 |
| PLGA-MCs | Poly-lactic-co-glycolic acid microcarriers |
| hBM-MSCs | Human bone marrow mesenchymal stem cells |
| hASC | Human adipose stem cells |
| COL1A1 | Type I collagen |
| COL2A1 | Type II collagen |
| COL3A1 | Type III collagen |
| SOX9 | SRY-Box transcription factor 9 |
| ACAN | Aggrecan |
| RT-qPCR | Reverse transcription quantitative polymerase chain reaction |
| q-IF | Semiquantitative immunofluorescence |
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