Reciprocal signaling between adipose tissue depots and the central nervous system

In humans, various dietary and social factors led to the development of increased brain sizes alongside large adipose tissue stores. Complex reciprocal signaling mechanisms allow for a fine-tuned interaction between the two organs to regulate energy homeostasis of the organism. As an endocrine organ...

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Main Authors: Stephanie C. Puente-Ruiz, Alexander Jais
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-09-01
Series:Frontiers in Cell and Developmental Biology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fcell.2022.979251/full
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author Stephanie C. Puente-Ruiz
Alexander Jais
author_facet Stephanie C. Puente-Ruiz
Alexander Jais
author_sort Stephanie C. Puente-Ruiz
collection DOAJ
description In humans, various dietary and social factors led to the development of increased brain sizes alongside large adipose tissue stores. Complex reciprocal signaling mechanisms allow for a fine-tuned interaction between the two organs to regulate energy homeostasis of the organism. As an endocrine organ, adipose tissue secretes various hormones, cytokines, and metabolites that signal energy availability to the central nervous system (CNS). Vice versa, the CNS is a critical regulator of adipose tissue function through neural networks that integrate information from the periphery and regulate sympathetic nerve outflow. This review discusses the various reciprocal signaling mechanisms in the CNS and adipose tissue to maintain organismal energy homeostasis. We are focusing on the integration of afferent signals from the periphery in neuronal populations of the mediobasal hypothalamus as well as the efferent signals from the CNS to adipose tissue and its implications for adipose tissue function. Furthermore, we are discussing central mechanisms that fine-tune the immune system in adipose tissue depots and contribute to organ homeostasis. Elucidating this complex signaling network that integrates peripheral signals to generate physiological outputs to maintain the optimal energy balance of the organism is crucial for understanding the pathophysiology of obesity and metabolic diseases such as type 2 diabetes.
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spelling doaj.art-ac95b950ffea4e90b026204b970c84b12022-12-22T02:04:08ZengFrontiers Media S.A.Frontiers in Cell and Developmental Biology2296-634X2022-09-011010.3389/fcell.2022.979251979251Reciprocal signaling between adipose tissue depots and the central nervous systemStephanie C. Puente-RuizAlexander JaisIn humans, various dietary and social factors led to the development of increased brain sizes alongside large adipose tissue stores. Complex reciprocal signaling mechanisms allow for a fine-tuned interaction between the two organs to regulate energy homeostasis of the organism. As an endocrine organ, adipose tissue secretes various hormones, cytokines, and metabolites that signal energy availability to the central nervous system (CNS). Vice versa, the CNS is a critical regulator of adipose tissue function through neural networks that integrate information from the periphery and regulate sympathetic nerve outflow. This review discusses the various reciprocal signaling mechanisms in the CNS and adipose tissue to maintain organismal energy homeostasis. We are focusing on the integration of afferent signals from the periphery in neuronal populations of the mediobasal hypothalamus as well as the efferent signals from the CNS to adipose tissue and its implications for adipose tissue function. Furthermore, we are discussing central mechanisms that fine-tune the immune system in adipose tissue depots and contribute to organ homeostasis. Elucidating this complex signaling network that integrates peripheral signals to generate physiological outputs to maintain the optimal energy balance of the organism is crucial for understanding the pathophysiology of obesity and metabolic diseases such as type 2 diabetes.https://www.frontiersin.org/articles/10.3389/fcell.2022.979251/fullcentral nervous systemhypothalamusadipose tissuesympathetic regulationlipolysisadipogenesis
spellingShingle Stephanie C. Puente-Ruiz
Alexander Jais
Reciprocal signaling between adipose tissue depots and the central nervous system
Frontiers in Cell and Developmental Biology
central nervous system
hypothalamus
adipose tissue
sympathetic regulation
lipolysis
adipogenesis
title Reciprocal signaling between adipose tissue depots and the central nervous system
title_full Reciprocal signaling between adipose tissue depots and the central nervous system
title_fullStr Reciprocal signaling between adipose tissue depots and the central nervous system
title_full_unstemmed Reciprocal signaling between adipose tissue depots and the central nervous system
title_short Reciprocal signaling between adipose tissue depots and the central nervous system
title_sort reciprocal signaling between adipose tissue depots and the central nervous system
topic central nervous system
hypothalamus
adipose tissue
sympathetic regulation
lipolysis
adipogenesis
url https://www.frontiersin.org/articles/10.3389/fcell.2022.979251/full
work_keys_str_mv AT stephaniecpuenteruiz reciprocalsignalingbetweenadiposetissuedepotsandthecentralnervoussystem
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