BDNF Brain-derived neurotrophic factor BMS Basso Mouse Scale BSA Bovine serum albumin cAMP Cyclic adenosine monophosphate CGRP Calcitonin gene-related peptide ChABC chondroitinase ABC CNS Central nervous system CNTF Ciliary-derived neurotrophic factor CSPG Chondroitin sulphate proteoglycans CST Corticospinal tract DMEM Dulbecco´s Modified Eagle Medium DREADD Designer receptor exclusively activated by designer drugs EES Electric epidural stimulation EGF Epidermal growth factor FGF-2 Fibroblast growth factor 2 GABA Gamma-aminobutyric acid GAP-43 Growth-associated protein 43 GDNF Glial-derived neurotrophic factor GFAP Glial fibrillary acidic protein GFP Green fluorescent protein GPCR Cell-type-specific G protein-coupled receptor