… symptoms were assessed by determining the presence or absence of thought disorder,
delusions, or hallucinations at or around the time of the diagnostic interview by two raters (LB …

Background Although intellectual and neurocognitive deficits accompany schizophrenia,
there are inconsistencies in the literature concerning issues of intellectual decline, premorbid …

• A comparison of monozygotic twins discordant for schizophrenia controls for genetic
variance and reduces variance due to environmental circumstances, thus serving to highlight …

GABA signaling molecules are critical for both human brain development and the
pathophysiology of schizophrenia. We examined the expression of transcripts derived from three …

To replicate earlier findings of central and cortical cerebral structural abnormalities and to
further examine specific prefrontal cortical irregularities in schizophrenia, the authors …

To explore the role of monoamines on cerebral function during specific prefrontal cognitive
activation, we conducted a double-blind placebo- controlled crossover study of the effects of …

We used a paradigm involving monozygotic (MZ) twin pairs discordant for schizophrenia (n=20)
and concordant for schizophrenia (n=8), as well as normal MZ twin pairs (n=7) in order …

The issue of progressive cognitive decline in patients with schizophrenia has been debated.
We performed a cross-sectional study of patients with chronic schizophrenia, aged from 18 …

• Response to neuroleptic drug treatment in ten chronic schizophrenic patients with enlarged
cerebral ventricles was compared with ten similar patients with normal ventricles. The …

OBJECTIVE: Impaired attention has frequently been observed in studies of unaffected siblings
of patients with schizophrenia. To assess the suitability of impaired attention for use as an …