BDNF and central nervous system disorder: Along the same line, we have demonstrated that steroid molecules can share similar functions with neurotrophins in terms of neuroprotection and anti-inflammatory effects and could be, therefore, interesting candidates for the treatment of CNS disorders involving neurodegeneration and neuroinflammation [11,25,26,27,28,29,30,38,39,40,41,80,81,82,83].