In the recovery of patients with Parkinson’s disease, BDNF, CNTF, FGF◻2 (bFGF), FGF◻8, FGF◻20, GDNF, IGF◻1, IL◻6, NGF, SDF◻1a, TGF◻b1, TNF◻a, TRKC, and VEGF are present [37]. This evidence concerns the gene FGF2 and Parkinson disease.