For the smoker, nicotine has a positive effect on attention, cognition and mood. Conversely,
nicotine abstinence is characterized by uncomfortable psychological effects such as …

BACKGROUND: Nicotine in tobacco smoke can improve functioning in multiple cognitive
domains. High rates of smoking among schizophrenic patients may reflect an effort to …

Nicotinic medications may provide beneficial therapeutic treatment for cognitive dysfunction
such as Alzheimer's disease, schizophrenia and attention deficit hyperactivity disorder …

Drug-related stimuli, through conditioning, are thought to acquire incentive motivational
properties that code possible reward availability and elicit an attentional bias, possibly …

Individuals with attentional and emotional dysfunctions are most at risk for smoking initiation
and subsequent nicotine addiction. This article presents converging findings from human …

Nicotine-induced attentional enhancement is of potential therapeutic value. To investigate
the precise attentional function (s) affected and their neuronal mechanisms, the current …

OBJECTIVE: Nicotine is a highly addictive substance, and cigarette smoking is a major
cause of premature death among humans. Little is known about the neuropharmacology …

OBJECTIVE: The effects of acute nicotine administration and smoking on brain function were
investigated in two studies, with the primary goal of identifying neural systems that mediate …

A decrease in the number of nicotinic-acetylcholine receptors (nAChRs) in the brain is
thought to contribute to the cognitive dysfunction associated with diseases as diverse as …

Background Whereas acute nicotine administration alters brain function which may, in turn,
contribute to enhanced attention and performance, chronic cigarette smoking is linked with …