Alex Hatzimanolis, Sarah Tosato, Mirella Ruggeri, Doriana Cristofalo, Leonidas Mantonakis, Lida-Alkisti Xenaki, Stefanos Dimitrakopoulos, Mirjana Selakovic, Stefania Foteli, Ioannis Kosteletos, Ilias Vlachos, Rigas-Filippos Soldatos, Nikos Nianiakas, Irene Ralli, Konstantinos Kollias, Angeliki-Aikaterini Ntigrintaki, Pentagiotissa Stefanatou, Robin M Murray, Evangelos Vassos, Nikos C Stefanis
Insufficiency of vitamin D levels often occur in individuals with schizophrenia and first-episode psychosis (FEP). However, it is unknown whether this represents a biological predisposition, or it is essentially driven by illness-related alterations in lifestyle habits. Lower vitamin D has also been associated with adverse neurodevelopmental outcomes and predominant negative psychotic symptoms. This study aimed to investigate the contribution of polygenic risk score for circulating 25-hydroxyvitamin D concentration (PRS-vitD) to symptom presentation among individuals with FEP enrolled in the Athens First-Episode Psychosis Research Study (AthensFEP n = 205) and the Psychosis Incident Cohort Outcome Study (PICOS n = 123)...
January 18, 2024: Translational Psychiatry