Obesity-Induced Changes in Bone Marrow Homeostasis

Obesity is characterized by low-grade inflammation, which is accompanied by increased accumulation of immune cells in peripheral tissues including adipose tissue (AT), skeletal muscle, liver and pancreas, thereby impairing their primary metabolic functions in the regulation of glucose homeostasis. O...

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Main Authors: Andrea Benova, Michaela Tencerova
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-05-01
Series:Frontiers in Endocrinology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fendo.2020.00294/full
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author Andrea Benova
Michaela Tencerova
author_facet Andrea Benova
Michaela Tencerova
author_sort Andrea Benova
collection DOAJ
description Obesity is characterized by low-grade inflammation, which is accompanied by increased accumulation of immune cells in peripheral tissues including adipose tissue (AT), skeletal muscle, liver and pancreas, thereby impairing their primary metabolic functions in the regulation of glucose homeostasis. Obesity has also shown to have a detrimental effect on bone homeostasis by altering bone marrow and hematopoietic stem cell differentiation and thus impairing bone integrity and immune cell properties. The origin of immune cells arises in the bone marrow, which has been shown to be affected with the obesogenic condition via increased cellularity and shifting differentiation and function of hematopoietic and bone marrow mesenchymal stem cells in favor of myeloid progenitors and increased bone marrow adiposity. These obesity-induced changes in the bone marrow microenvironment lead to dramatic bone marrow remodeling and compromising immune cell functions, which in turn affect systemic inflammatory conditions and regulation of whole-body metabolism. However, there is limited information on the inflammatory secretory factors creating the bone marrow microenvironment and how these factors changed during metabolic complications. This review summarizes recent findings on inflammatory and cellular changes in the bone marrow in relation to obesity and further discuss whether dietary intervention or physical activity may have beneficial effects on the bone marrow microenvironment and whole-body metabolism.
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spelling doaj.art-3c9ac3298062423a9842eebee04023a72022-12-21T18:43:35ZengFrontiers Media S.A.Frontiers in Endocrinology1664-23922020-05-011110.3389/fendo.2020.00294526531Obesity-Induced Changes in Bone Marrow HomeostasisAndrea BenovaMichaela TencerovaObesity is characterized by low-grade inflammation, which is accompanied by increased accumulation of immune cells in peripheral tissues including adipose tissue (AT), skeletal muscle, liver and pancreas, thereby impairing their primary metabolic functions in the regulation of glucose homeostasis. Obesity has also shown to have a detrimental effect on bone homeostasis by altering bone marrow and hematopoietic stem cell differentiation and thus impairing bone integrity and immune cell properties. The origin of immune cells arises in the bone marrow, which has been shown to be affected with the obesogenic condition via increased cellularity and shifting differentiation and function of hematopoietic and bone marrow mesenchymal stem cells in favor of myeloid progenitors and increased bone marrow adiposity. These obesity-induced changes in the bone marrow microenvironment lead to dramatic bone marrow remodeling and compromising immune cell functions, which in turn affect systemic inflammatory conditions and regulation of whole-body metabolism. However, there is limited information on the inflammatory secretory factors creating the bone marrow microenvironment and how these factors changed during metabolic complications. This review summarizes recent findings on inflammatory and cellular changes in the bone marrow in relation to obesity and further discuss whether dietary intervention or physical activity may have beneficial effects on the bone marrow microenvironment and whole-body metabolism.https://www.frontiersin.org/article/10.3389/fendo.2020.00294/fullbone marrow microenvironmentbone marrow mesenchymal stem cellshematopoietic stem cellsimmune responsesobesitylife-style interventions
spellingShingle Andrea Benova
Michaela Tencerova
Obesity-Induced Changes in Bone Marrow Homeostasis
Frontiers in Endocrinology
bone marrow microenvironment
bone marrow mesenchymal stem cells
hematopoietic stem cells
immune responses
obesity
life-style interventions
title Obesity-Induced Changes in Bone Marrow Homeostasis
title_full Obesity-Induced Changes in Bone Marrow Homeostasis
title_fullStr Obesity-Induced Changes in Bone Marrow Homeostasis
title_full_unstemmed Obesity-Induced Changes in Bone Marrow Homeostasis
title_short Obesity-Induced Changes in Bone Marrow Homeostasis
title_sort obesity induced changes in bone marrow homeostasis
topic bone marrow microenvironment
bone marrow mesenchymal stem cells
hematopoietic stem cells
immune responses
obesity
life-style interventions
url https://www.frontiersin.org/article/10.3389/fendo.2020.00294/full
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