Chronic methamphetamine (MA) abuse is associated with cerebral deficits, involving frontal/basal-ganglia
regions that are important for inhibitory control. We used the Stop-Signal Task …

While methamphetamine addiction has been associated with both impulsivity and striatal
dopamine D 2 /D 3 receptor deficits, human studies have not directly linked the latter two …

Relative to individuals who do not have addictive disorders, drug abusers exhibit greater
devaluation of rewards as a function of their delay (“delay discounting”). The present study …

Much evidence documents that individuals with emotional and drug-use disorders demonstrate
biased attention toward stimuli associated with their disorder. This bias appears to …

BACKGROUND: In cigarette smokers, the most commonly reported areas of brain activation
during visual cigarette cue exposure are the prefrontal, anterior cingulate, and visual cortices…

Psychological and neurocognitive studies have suggested that different kinds of self-control
may share a common psychobiological component. If this is true, performance in affective …

Naltrexone has repeatedly been shown to reduce drinking in alcohol-dependent patients.
Previous clinical research suggests that naltrexone may be more effective at reducing drinking …

Impulsive behavior is thought to reflect a traitlike characteristic that can have broad
consequences for an individual's success and well-being, but its neurobiological basis remains …

Impulsive choice can be defined as temporary preference for a smaller‐sooner reward (SS)
over a larger‐later reward (LL). Hyperbolic discounting implies that impulsive choices will …

Objective: The purpose of this work was to assess neuropsychological functioning of
individuals in early abstinence from methamphetamine dependence and to test for cognitive …