Editorial: Molecular and cellular pathways leading to mitochondrial dysfunction and neurodegeneration: lessons from in vivo models, volume II - Shabab B. Hannan; Shabab B. Hannan; Federica De Lazzari; Aurora Gomez-Duran; Juan A. Navarro; Gloria Brea-Calvo; Alvaro Sanchez-Martinez (Frontiers in Neuroscience)