| FGF-2 | Fibroblast Growth Factor 2 |
| SWE | Sear Wave Elastography |
| BDNF | Brain-derived Neurotrophic factor |
| PDGF | Platelet-Derived Growth Factor |
| VEGF-A | Vascular Endothelial Growth Factor A |
| NGF | Nerve Growth Factor |
| b-FGF | Basic Fibroblast Growth Factor |
| MIP | Macrophage Inflammatory Protein |
| LIF | Leukemia Inhibitory Factor |
| CNTF | Ciliary Neurotrophic Factor |
| HGF | Hepatocyte Growth Factor |
| EGF | Epidermal Growth Factor |