| ECM | Extracellular matrix |
| TGF-β | Transforming growth factor-β |
| BMP | Bone morphogenic protein |
| Wnt | Wingless-related integration site |
| b-HLH | Basic helix-loop-helix |
| Tcf21 | Transcription factor 21 |
| PDGFR-α | Platelet-derived growth factor receptor alpha |
| FN | Fibronectin |
| Postn | Periostin |
| MMPs | Matrix metalloproteinases |
| HA | Hyaluronic acid |
| TNC | Tenascin-C |
| Fg | Fibrinogen |
| Col | Collagen |
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