1. Laboratory of Neurobiology and Experimental Neurology, Department of Physiology, Faculty of Medicine, University of La Laguna, La Laguna, Tenerife, Canary Islands, Spain
2. Unidad de Investigación del Hospital Universitario de Canarias, La Laguna, Tenerife, Canary Islands, Spain
3. Department of Anatomy, Faculty of Medicine, University of La Laguna, La Laguna, Tenerife, Canary Islands, Spain