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Menthol acts in combination with nicotine to desensitize receptors in lungs' airways that are responsible for nicotine's irritation, say neuroscientists at Georgetown University Medical Center (GUMC).

This is a preview. Log in through your library . Abstract Emerging studies indicate that striatal cholinergic interneurons play an important role in synaptic plasticity and motor control under normal ...

Nicotine protects the brain against the loss of dopamine neurons, a characteristic sign of Parkinson’s disease, according to a study published this week in The FASEB Journal. By activating the alpha-7 ...

Drug improves memory in patients with mild cognitive impairment, study finds. Jan. 9, 2012— -- The nicotine patch designed to help people quit smoking can also improve memory in older adults with ...

For more than a decade, a vial of rare snake venom refused to give up its secret formula for lethality; its toxins had no effect on the proteins that most venoms target. Finally, an international team ...

Vaping with nicotine has become commonplace. It can be used to stop smoking cigarettes, but it has several serious health risks. The long-term effects of vaping are unknown.

When we hear the word “nicotine,” most of us think about vaping, cigarettes, addiction, and lung cancer. But beneath this stigma lies an interesting paradox: nicotine, the same compound that makes ...