1. Laboratory of Neurophysiology, Department of Physiology, Universidade Federal de São Paulo, São Paulo CEP 04023-066, Brazil
2. Department of Pharmacology, Universidade Federal de São Paulo, São Paulo CEP 04023-066, Brazil
3. Department of Neurology and Neurosurgery, Universidade Federal de São Paulo, São Paulo CEP 04023-066, Brazil
4. Bristol Veterinary School, University of Bristol, Bristol BS40 5DU, UK
5. Department of Physiological Sciences, Universidade Federal do Espírito Santo, Espírito Santo CEP 29075-910, Brazil
6. Department of Health Sciences, Universidade Estadual de Santa Cruz, Ilhéus, Bahia CEP 45662-900, Brazil