Persecutory (paranoid) delusions are a frequently observed clinical phenomenon. In recent
years, an increasing volume of research has attempted to explain these types of beliefs in …

OBJECTIVE: The major cognitive theories of persecutory delusion formation and
maintenance are critically examined in this article. METHOD: The authors present a …

Mentalizing ability was studied in 46 symptomatic schizophrenic patients and 44 non-
symptomatic controls. Subjects heard six stories and simultaneously were shown simple …

The effects of the indolehallucinogen psilocybin, a mixed 5-HT 2 and 5-HT 1 agonist, on
regional cerebral glucose metabolism were investigated in 10 healthy volunteers with PET …

Until recently, racemic ketamine (S-ketamine/R-ketamine= 50: 50) has been used to study
NMDA receptor hypofunction in relation to pathophysiological models of schizophrenia …

To date, the ketamine/PCP model of psychosis has been proposed to be one of the best
pharmacological models to mimic schizophrenic psychosis in healthy volunteers, since …

Knowledge of the relationship between specific cognitive abnormalities and the clinical
symptoms of schizophrenia could give insight into the nature of their underlying …

We searched for regional cerebral metabolic disturbances in patients with borderline
personality disorder (BPD). Ten inpatients with BPD, no current DSM-IIIR Axis I diagnosis …

Background Formal thought disorder (FTD) is a core symptom of schizophrenia, but its
pathophysiology is little understood. We examined the neural correlates of FTD using …

Recent studies suggest that three dimensions (negative, disorganized and psychotic)
categorize schizophrenic symptoms. A developing literature indicates distinct cerebral …