Nela Pivac1, Rona R Ramsay2. 1. Rudjer Boskovic Institute, Division of Molecular Medicine, Laboratory for Molecular Neuropsychiatry, Bijenicka cesta 54, 10000 Zagreb, Croatia. 2. Biomedical Sciences Research Complex, University of St Andrews, North Haugh, St Andrews, KY16 9ST, United Kingdom.