1. Laboratório Neurofarmacologia, Departamento de Farmacologia, ICB-UFMG, Belo Horizonte MG, 31270 - 901, Brazil
2. COLTEC-UFMG, Belo Horizonte MG, 31270 - 901, Brazil
3. Kazan Federal University, Kazan, Russia
4. Asklepios Med, Szeged,
Hungary
5. Department of Neurology, The University of Texas Health Science Center at Houston, Houston, TX, USA