577. **Rafaelsen Award Presentation** Association between cortical serotonin release and cognitive function in schizophrenia: an in vivo [11C]Cimbi-36 PET study with a d-Amphetamine challenge
This is the first direct assessment of the relationship between serotonin release and cognition in schizophrenia and shows that neocortical serotonin release is directly associated with general intellectual function in schizophrenia.