Accumulating evidence suggests that the alpha 7 subtype of nicotinic acetylcholine receptors (nAChRs) plays a role in the pathophysiology of schizophrenia. Deficits in auditory P50 evoked potential suppression in patients with schizophrenia are associated with decreased density of alpha 7 nAChRs in the brain. Some agonists (e. g., DMXB-A and tropisetron) at alpha 7 nAChRs can improve P50 deficits in patients with schizophrenia. Together, these findings indicate that alpha 7 nAChRs are a potential therapeutic target for schizophrenia. Currently, a number of agonists and allosteric modulators at alpha 7 nAChRs are under development as potential therapeutic drugs. In this article, we review recent topics on alpha 7 nAChR agonists and alpha 7 nAChR allosteric modulators as therapeutic drugs for schizophrenia.
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Eastern Virginia Med Sch, Dept Psychiat & Behav Sci, Norfolk, VA 23501 USAEastern Virginia Med Sch, Dept Psychiat & Behav Sci, Norfolk, VA 23501 USA
Deutsch, Stephen I.
Burket, Jessica A.
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Eastern Virginia Med Sch, Dept Psychiat & Behav Sci, Norfolk, VA 23501 USAEastern Virginia Med Sch, Dept Psychiat & Behav Sci, Norfolk, VA 23501 USA
Burket, Jessica A.
Urbano, Maria R.
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Eastern Virginia Med Sch, Dept Psychiat & Behav Sci, Norfolk, VA 23501 USAEastern Virginia Med Sch, Dept Psychiat & Behav Sci, Norfolk, VA 23501 USA
Urbano, Maria R.
Benson, Andrew D.
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Eastern Virginia Med Sch, Dept Psychiat & Behav Sci, Norfolk, VA 23501 USAEastern Virginia Med Sch, Dept Psychiat & Behav Sci, Norfolk, VA 23501 USA