1. Renã A. S. Robinson, Department of Chemistry; University of Pittsburgh; Pittsburgh PA 15260 USA
2. Melanie Föcking, Department of Psychiatry, Royal College of Surgeons in Ireland, Education and Research Centre; Beaumont Hospital; Dublin 9 Ireland
3. Daniel Martins-de-Souza, Laboratory of Neuroproteomics, Department of Biochemistry and Tissue Biology Institute of Biology; University of Campinas (UNICAMP); Campinas SP Brazil