Affiliation: | a Department of Pharmacology, Institute of Biosciences (ICB-I), University of São Paulo (USP), São Paulo, 05508-900 SP, Brazil b Department of Pharmacology, Faculty of Medical Sciences, State University of Campinas (UNICAMP), Campinas, 13083-970 SP, Brazil c Thomson Mass Spectrometry Laboratory, Institute of Chemistry, State University of Campinas (UNICAMP), Campinas, 13083-970 SP, Brazil d Biotechnology Department, Institute of Nuclear and Energetic Research (IPEN), São Paulo, 05508-900 SP, Brazil |