Cognitive disparity in schizophrenics with and without cocaine dependency

D. A. SMELSON ; C. W. DAVIS ; N. EISENSTEIN ; C. ENGELHART ; J. WILLIAMS ; M. F. LOSONCZY ; D. ZIEDONIS | 2003
Périodique

Although cognition has been investigated in individuals with schizophrenia and in non-schizophrenic cocaine abusers, few studies have focused on cocaine-abusing schizophrenics. Previous studies have shown contradictory results despite the fact t[...]

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A double-blind placebo-controlled pilot study of risperidone for decreasing cue-elicited craving in recently withdrawn cocaine dependent patients

D. A. SMELSON ; J. WILLIAMS ; D. ZIEDONIS ; SUSSNER B. D. ; M. F. LOSONCZY ; C. ENGELHART ; KAUNE M. | 2004
Périodique

ENGLISH : Cocaine use causes an initial increase in dopamine and serotonin neurotransmission that is largely responsible for the pleasurable and reinforcing effects of the drug. Dysregulation of these neurotransmitters during withdrawal plays [...]

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Electroretinogram and cue-elicited craving in withdrawn cocaine-dependent patients: a replication

D. A. SMELSON ; A. ROY ; M. ROY ; D. TERSHAKOVEC ; C. ENGELHART ; M. F. LOSONCZY | 2001
Périodique

We previously reported that cocaine-dependent patients with a reduced blue cone b wave electroretinogram (ERG) responses had significantly more cue-elicited craving. Methods: A new series of 21 recently withdrawn cocaine-dependent patients compl[...]

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The phenomenon of drug craving

FORTUNA J. L. ; D. A. SMELSON | 2008
Dans Journal of Psychoactive Drugs (Vol.40 n°3, 2008) Article : Périodique

ENGLISH : The phenomenology of drug craving has become the focus of much research within addictive disorders because of the belief that desire plays a role in maintaining the addiction. Many of the studies have focused on the activation of neu[...]

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