Figure 2.
A. Scatter plots showing increased amphetamine-induced dopamine (DA) release in schizophrenia, as measured by displacement of [123I]IBZM. Inset: Image of [123I]IBZM binding in striatum prior to and following amphetamine administration. From [2]. B. Scatter plots showing increased amphetamine-induced DA release in striatum following ketamine administration in normal volunteers. From [83].