Cited by 40Sleep and Wakefulness ResearchNeurotransmitter Receptor Influence on BehaviorRegulation of Appetite and Obesity

Orexin (hypocretin) and addiction

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Mehr, Jacqueline B., Bilotti, Michelle M., James, Morgan H.·2021·Trends in Neurosciences

Abstract

Although originally implicated in appetite and sleep/wakefulness, the hypothalamic orexin (hypocretin) system has now been demonstrably linked with motivated behavior. This highly plastic system responds to reward-associated environmental stimuli and becomes pathologically overactive in addicted states. Here, we provide a brief overview of the roles of the orexin system in reward-seeking and addiction, as well as potential therapeutic opportunities for substance use disorders based on normalizing orexin function.

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Crossref · 10.1016/j.tins.2021.09.002

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  • Orexin is associated with memory processing, motivation, reward, and addiction, which have been described as behaviors that are affected by TBI.

    “Orexin is also associated with memory processing,113–116 motivation, reward,117 and addiction,118 which have been described as behaviors that are affected by TBI.9,119–123”

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Authors
Mehr, J. B., Bilotti, M. M., & James, M. H.
Affiliations
Rutgers, The State University of New Jersey (US)
Corresponding author
James, Morgan H.
Venue
Trends in Neurosciences
Publisher
Elsevier BV
Published
2021-11
Volume
44
Issue
11
Pages
852-855
ISSN
0166-2236 (ISSN-L)
OpenAlex
W3205123583
Cited by
40
References
12
Citations by year
2026: 5 · 2025: 7 · 2024: 8 · 2023: 8 · 2022: 11 · 2021: 1
FWCI
3.66
Type
journal article
Language
en
Open access
Locations
  • Trends in Neurosciences (publishedVersion)
  • PubMed (publishedVersion)
  • PubMed Central (acceptedVersion)
Funders
National Institute on Drug Abuse (R00 045765)
Topics
  • Life Sciences › Neuroscience › Cognitive Neuroscience › Sleep and Wakefulness Research
  • Life Sciences › Neuroscience › Cellular and Molecular Neuroscience › Neurotransmitter Receptor Influence on Behavior
  • Life Sciences › Neuroscience › Endocrine and Autonomic Systems › Regulation of Appetite and Obesity
Keywords
orexin, addiction, reward seeking, motivated behavior, substance use disorders, hypothalamus, sleep-wake regulation, appetite, therapeutic target
MeSH terms
Orexins, Humans, Hypothalamus, Neuropeptides, Wakefulness, Intracellular Signaling Peptides and Proteins

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