1. Bipolar Disorder Program, Laboratory of Molecular Psychiatry, Hospital de Clinicas de Porto Alegre (HCPA), Porto Alegre (RS), Brazil
2. Department of Psychiatry, Federal University of Rio Grande do Sul (UFRGS), Porto Alegre (RS), Brazil
3. Department of Biochemistry, Federal University of Rio Grande do Sul (UFRGS) (UFRGS), Porto Alegre (RS), Brazil
4. Department of Psychiatry and Behavioural Neurosciences, McMaster University, Hamilton, ON, Canada