[1] UNESP, Fac Ciencias Farmaceut, Farmacol Lab, BR-14801902 Araraquara, SP, Brazil
[2] UNESP, UFSCar, Programa Interinst Posgrad Ciencias Fisiol, BR-14801902 Araraquara, SP, Brazil
[3] Univ Sao Paulo, FFCLRP, Programa Posgrad Psicobiol, BR-14040901 Ribeirao Preto, SP, Brazil
[4] Washington State Univ Vancouver, Dept Psychol, Vancouver, WA 98686 USA