Ketamine: 50 Years of Modulating the Mind

Ketamine was introduced into clinical practice in the 1960s and continues to be both clinically useful and scientifically fascinating. With considerably diverse molecular targets and neurophysiological properties, ketamine’s effects on the central nervous system remain incompletely understood. Inves...

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Main Authors: Linda Li, Phillip E. Vlisides
Format: Article
Language:English
Published: Frontiers Media S.A. 2016-11-01
Series:Frontiers in Human Neuroscience
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fnhum.2016.00612/full
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author Linda Li
Phillip E. Vlisides
author_facet Linda Li
Phillip E. Vlisides
author_sort Linda Li
collection DOAJ
description Ketamine was introduced into clinical practice in the 1960s and continues to be both clinically useful and scientifically fascinating. With considerably diverse molecular targets and neurophysiological properties, ketamine’s effects on the central nervous system remain incompletely understood. Investigators have leveraged the unique characteristics of ketamine to explore the invariant, fundamental mechanisms of anesthetic action. Emerging evidence indicates that ketamine-mediated anesthesia may occur via disruption of corticocortical information transfer in a frontal-to-parietal (top down) distribution. This proposed mechanism of general anesthesia has since been demonstrated with anesthetics in other pharmacological classes as well. Ketamine remains invaluable to the fields of anesthesiology and critical care medicine, in large part due to its ability to maintain cardiorespiratory stability while providing effective sedation and analgesia. Furthermore, there may be an emerging role for ketamine in treatment of refractory depression and post-traumatic stress disorder. In this article, we review the history of ketamine, its pharmacology, putative mechanisms of action, and current clinical applications.
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spelling doaj.art-da0e687badfe43deba6122785ae545a02022-12-21T18:44:27ZengFrontiers Media S.A.Frontiers in Human Neuroscience1662-51612016-11-011010.3389/fnhum.2016.00612226940Ketamine: 50 Years of Modulating the MindLinda Li0Phillip E. Vlisides1St. Joseph Mercy Ann ArborUniversity of Michigan Medical SchoolKetamine was introduced into clinical practice in the 1960s and continues to be both clinically useful and scientifically fascinating. With considerably diverse molecular targets and neurophysiological properties, ketamine’s effects on the central nervous system remain incompletely understood. Investigators have leveraged the unique characteristics of ketamine to explore the invariant, fundamental mechanisms of anesthetic action. Emerging evidence indicates that ketamine-mediated anesthesia may occur via disruption of corticocortical information transfer in a frontal-to-parietal (top down) distribution. This proposed mechanism of general anesthesia has since been demonstrated with anesthetics in other pharmacological classes as well. Ketamine remains invaluable to the fields of anesthesiology and critical care medicine, in large part due to its ability to maintain cardiorespiratory stability while providing effective sedation and analgesia. Furthermore, there may be an emerging role for ketamine in treatment of refractory depression and post-traumatic stress disorder. In this article, we review the history of ketamine, its pharmacology, putative mechanisms of action, and current clinical applications.http://journal.frontiersin.org/Journal/10.3389/fnhum.2016.00612/fullAnesthesiaConsciousnessDepressionKetamineNeuropharmacologyfunctional connectivity
spellingShingle Linda Li
Phillip E. Vlisides
Ketamine: 50 Years of Modulating the Mind
Frontiers in Human Neuroscience
Anesthesia
Consciousness
Depression
Ketamine
Neuropharmacology
functional connectivity
title Ketamine: 50 Years of Modulating the Mind
title_full Ketamine: 50 Years of Modulating the Mind
title_fullStr Ketamine: 50 Years of Modulating the Mind
title_full_unstemmed Ketamine: 50 Years of Modulating the Mind
title_short Ketamine: 50 Years of Modulating the Mind
title_sort ketamine 50 years of modulating the mind
topic Anesthesia
Consciousness
Depression
Ketamine
Neuropharmacology
functional connectivity
url http://journal.frontiersin.org/Journal/10.3389/fnhum.2016.00612/full
work_keys_str_mv AT lindali ketamine50yearsofmodulatingthemind
AT phillipevlisides ketamine50yearsofmodulatingthemind