Function of Macrophages in Disease: Current Understanding on Molecular Mechanisms

Tissue-resident macrophages (TRMs) are heterogeneous populations originating either from monocytes or embryonic progenitors, and distribute in lymphoid and non-lymphoid tissues. TRMs play diverse roles in many physiological processes, including metabolic function, clearance of cellular debris, and t...

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Main Authors: Chunye Zhang, Ming Yang, Aaron C. Ericsson
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-03-01
Series:Frontiers in Immunology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2021.620510/full
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author Chunye Zhang
Ming Yang
Aaron C. Ericsson
Aaron C. Ericsson
Aaron C. Ericsson
author_facet Chunye Zhang
Ming Yang
Aaron C. Ericsson
Aaron C. Ericsson
Aaron C. Ericsson
author_sort Chunye Zhang
collection DOAJ
description Tissue-resident macrophages (TRMs) are heterogeneous populations originating either from monocytes or embryonic progenitors, and distribute in lymphoid and non-lymphoid tissues. TRMs play diverse roles in many physiological processes, including metabolic function, clearance of cellular debris, and tissue remodeling and defense. Macrophages can be polarized to different functional phenotypes depending on their origin and tissue microenvironment. Specific macrophage subpopulations are associated with disease progression. In studies of fate-mapping and single-cell RNA sequencing methodologies, several critical molecules have been identified to induce the change of macrophage function. These molecules are potential markers for diagnosis and selective targets for novel macrophage-mediated treatment. In this review, we discuss some of the recent findings regarding less-known molecules and new functions of well-known molecules. Understanding the mechanisms of these molecules in macrophages has the potential to yield new macrophage-mediated treatments or diagnostic approaches to disease.
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spelling doaj.art-0d91bd1ce75446658fdb285e23339a892022-12-21T23:25:31ZengFrontiers Media S.A.Frontiers in Immunology1664-32242021-03-011210.3389/fimmu.2021.620510620510Function of Macrophages in Disease: Current Understanding on Molecular MechanismsChunye Zhang0Ming Yang1Aaron C. Ericsson2Aaron C. Ericsson3Aaron C. Ericsson4Department of Veterinary Pathobiology, University of Missouri, Columbia, MO, United StatesDepartment of Surgery, University of Missouri, Columbia, MO, United StatesDepartment of Veterinary Pathobiology, University of Missouri, Columbia, MO, United StatesDepartment of Veterinary Pathobiology, University of Missouri Metagenomics Center, University of Missouri, Columbia, MO, United StatesDepartment of Veterinary Pathobiology, University of Missouri Mutant Mouse Resource and Research Center, Columbia, MO, United StatesTissue-resident macrophages (TRMs) are heterogeneous populations originating either from monocytes or embryonic progenitors, and distribute in lymphoid and non-lymphoid tissues. TRMs play diverse roles in many physiological processes, including metabolic function, clearance of cellular debris, and tissue remodeling and defense. Macrophages can be polarized to different functional phenotypes depending on their origin and tissue microenvironment. Specific macrophage subpopulations are associated with disease progression. In studies of fate-mapping and single-cell RNA sequencing methodologies, several critical molecules have been identified to induce the change of macrophage function. These molecules are potential markers for diagnosis and selective targets for novel macrophage-mediated treatment. In this review, we discuss some of the recent findings regarding less-known molecules and new functions of well-known molecules. Understanding the mechanisms of these molecules in macrophages has the potential to yield new macrophage-mediated treatments or diagnostic approaches to disease.https://www.frontiersin.org/articles/10.3389/fimmu.2021.620510/fullmacrophagephenotypemoleculesdiagnostic markertherapy
spellingShingle Chunye Zhang
Ming Yang
Aaron C. Ericsson
Aaron C. Ericsson
Aaron C. Ericsson
Function of Macrophages in Disease: Current Understanding on Molecular Mechanisms
Frontiers in Immunology
macrophage
phenotype
molecules
diagnostic marker
therapy
title Function of Macrophages in Disease: Current Understanding on Molecular Mechanisms
title_full Function of Macrophages in Disease: Current Understanding on Molecular Mechanisms
title_fullStr Function of Macrophages in Disease: Current Understanding on Molecular Mechanisms
title_full_unstemmed Function of Macrophages in Disease: Current Understanding on Molecular Mechanisms
title_short Function of Macrophages in Disease: Current Understanding on Molecular Mechanisms
title_sort function of macrophages in disease current understanding on molecular mechanisms
topic macrophage
phenotype
molecules
diagnostic marker
therapy
url https://www.frontiersin.org/articles/10.3389/fimmu.2021.620510/full
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AT aaroncericsson functionofmacrophagesindiseasecurrentunderstandingonmolecularmechanisms
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