Galanin neurons in the ventrolateral preoptic area promote sleep and heat loss in mice

Anatomical lesions of the preoptic area (POA) can cause sleep loss while electrical, chemical, or thermal stimulation of POA can induce sleep. To better understand the exact neural function of the POA, this study shows that galanin and GABA+ inhibitory neurons in the ventrolateral POA that project t...

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Main Authors: Daniel Kroeger, Gianna Absi, Celia Gagliardi, Sathyajit S. Bandaru, Joseph C. Madara, Loris L. Ferrari, Elda Arrigoni, Heike Münzberg, Thomas E. Scammell, Clifford B. Saper, Ramalingam Vetrivelan
Format: Article
Language:English
Published: Nature Publishing Group 2018-10-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-018-06590-7
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spelling doaj-e84b4da88d7f473b8b512f6a39eff1b92021-05-11T10:21:45ZengNature Publishing GroupNature Communications2041-17232018-10-019111410.1038/s41467-018-06590-7Galanin neurons in the ventrolateral preoptic area promote sleep and heat loss in miceDaniel Kroeger0Gianna Absi1Celia Gagliardi2Sathyajit S. Bandaru3Joseph C. Madara4Loris L. Ferrari5Elda Arrigoni6Heike Münzberg7Thomas E. Scammell8Clifford B. Saper9Ramalingam Vetrivelan10Department of Neurology, Program in Neuroscience and Division of Sleep Medicine, Beth Israel Deaconess Medical Center and Harvard Medical SchoolDepartment of Neurology, Program in Neuroscience and Division of Sleep Medicine, Beth Israel Deaconess Medical Center and Harvard Medical SchoolDepartment of Neurology, Program in Neuroscience and Division of Sleep Medicine, Beth Israel Deaconess Medical Center and Harvard Medical SchoolDepartment of Neurology, Program in Neuroscience and Division of Sleep Medicine, Beth Israel Deaconess Medical Center and Harvard Medical SchoolDivision of Endocrinology, Diabetes and Metabolism, Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical SchoolDepartment of Neurology, Program in Neuroscience and Division of Sleep Medicine, Beth Israel Deaconess Medical Center and Harvard Medical SchoolDepartment of Neurology, Program in Neuroscience and Division of Sleep Medicine, Beth Israel Deaconess Medical Center and Harvard Medical SchoolNeurobiology of Nutrition and Metabolism, Pennington Biomedical Research Center, Louisiana State University SystemDepartment of Neurology, Program in Neuroscience and Division of Sleep Medicine, Beth Israel Deaconess Medical Center and Harvard Medical SchoolDepartment of Neurology, Program in Neuroscience and Division of Sleep Medicine, Beth Israel Deaconess Medical Center and Harvard Medical SchoolDepartment of Neurology, Program in Neuroscience and Division of Sleep Medicine, Beth Israel Deaconess Medical Center and Harvard Medical SchoolAnatomical lesions of the preoptic area (POA) can cause sleep loss while electrical, chemical, or thermal stimulation of POA can induce sleep. To better understand the exact neural function of the POA, this study shows that galanin and GABA+ inhibitory neurons in the ventrolateral POA that project to the wake-promoting tuberomammillary nucleus promote sleep in a stimulation frequency dependent manner.https://doi.org/10.1038/s41467-018-06590-7
collection DOAJ
language English
format Article
sources DOAJ
author Daniel Kroeger
Gianna Absi
Celia Gagliardi
Sathyajit S. Bandaru
Joseph C. Madara
Loris L. Ferrari
Elda Arrigoni
Heike Münzberg
Thomas E. Scammell
Clifford B. Saper
Ramalingam Vetrivelan
spellingShingle Daniel Kroeger
Gianna Absi
Celia Gagliardi
Sathyajit S. Bandaru
Joseph C. Madara
Loris L. Ferrari
Elda Arrigoni
Heike Münzberg
Thomas E. Scammell
Clifford B. Saper
Ramalingam Vetrivelan
Galanin neurons in the ventrolateral preoptic area promote sleep and heat loss in mice
Nature Communications
author_facet Daniel Kroeger
Gianna Absi
Celia Gagliardi
Sathyajit S. Bandaru
Joseph C. Madara
Loris L. Ferrari
Elda Arrigoni
Heike Münzberg
Thomas E. Scammell
Clifford B. Saper
Ramalingam Vetrivelan
author_sort Daniel Kroeger
title Galanin neurons in the ventrolateral preoptic area promote sleep and heat loss in mice
title_short Galanin neurons in the ventrolateral preoptic area promote sleep and heat loss in mice
title_full Galanin neurons in the ventrolateral preoptic area promote sleep and heat loss in mice
title_fullStr Galanin neurons in the ventrolateral preoptic area promote sleep and heat loss in mice
title_full_unstemmed Galanin neurons in the ventrolateral preoptic area promote sleep and heat loss in mice
title_sort galanin neurons in the ventrolateral preoptic area promote sleep and heat loss in mice
publisher Nature Publishing Group
series Nature Communications
issn 2041-1723
publishDate 2018-10-01
description Anatomical lesions of the preoptic area (POA) can cause sleep loss while electrical, chemical, or thermal stimulation of POA can induce sleep. To better understand the exact neural function of the POA, this study shows that galanin and GABA+ inhibitory neurons in the ventrolateral POA that project to the wake-promoting tuberomammillary nucleus promote sleep in a stimulation frequency dependent manner.
url https://doi.org/10.1038/s41467-018-06590-7
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