Immune Regulatory Functions of Macrophages and Microglia in Central Nervous System Diseases

Macrophages can be characterized as a very multifunctional cell type with a spectrum of phenotypes and functions being observed spatially and temporally in various disease states. Ample studies have now demonstrated a possible causal link between macrophage activation and the development of autoimmu...

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Main Authors: Michael Poppell, Grace Hammel, Yi Ren
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/24/6/5925
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author Michael Poppell
Grace Hammel
Yi Ren
author_facet Michael Poppell
Grace Hammel
Yi Ren
author_sort Michael Poppell
collection DOAJ
description Macrophages can be characterized as a very multifunctional cell type with a spectrum of phenotypes and functions being observed spatially and temporally in various disease states. Ample studies have now demonstrated a possible causal link between macrophage activation and the development of autoimmune disorders. How these cells may be contributing to the adaptive immune response and potentially perpetuating the progression of neurodegenerative diseases and neural injuries is not fully understood. Within this review, we hope to illustrate the role that macrophages and microglia play as initiators of adaptive immune response in various CNS diseases by offering evidence of: (1) the types of immune responses and the processes of antigen presentation in each disease, (2) receptors involved in macrophage/microglial phagocytosis of disease-related cell debris or molecules, and, finally, (3) the implications of macrophages/microglia on the pathogenesis of the diseases.
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spelling doaj.art-8249e3e18f2f4d7c9798cdb1dbeb9f9d2023-11-17T11:41:02ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672023-03-01246592510.3390/ijms24065925Immune Regulatory Functions of Macrophages and Microglia in Central Nervous System DiseasesMichael Poppell0Grace Hammel1Yi Ren2Department of Biomedical Sciences, Florida State University College of Medicine, Tallahassee, FL 32306, USADepartment of Biomedical Sciences, Florida State University College of Medicine, Tallahassee, FL 32306, USADepartment of Biomedical Sciences, Florida State University College of Medicine, Tallahassee, FL 32306, USAMacrophages can be characterized as a very multifunctional cell type with a spectrum of phenotypes and functions being observed spatially and temporally in various disease states. Ample studies have now demonstrated a possible causal link between macrophage activation and the development of autoimmune disorders. How these cells may be contributing to the adaptive immune response and potentially perpetuating the progression of neurodegenerative diseases and neural injuries is not fully understood. Within this review, we hope to illustrate the role that macrophages and microglia play as initiators of adaptive immune response in various CNS diseases by offering evidence of: (1) the types of immune responses and the processes of antigen presentation in each disease, (2) receptors involved in macrophage/microglial phagocytosis of disease-related cell debris or molecules, and, finally, (3) the implications of macrophages/microglia on the pathogenesis of the diseases.https://www.mdpi.com/1422-0067/24/6/5925multiple sclerosisAlzheimer’s diseaseParkinson’s diseasespinal cord injurytraumatic brain injuryimmune response
spellingShingle Michael Poppell
Grace Hammel
Yi Ren
Immune Regulatory Functions of Macrophages and Microglia in Central Nervous System Diseases
International Journal of Molecular Sciences
multiple sclerosis
Alzheimer’s disease
Parkinson’s disease
spinal cord injury
traumatic brain injury
immune response
title Immune Regulatory Functions of Macrophages and Microglia in Central Nervous System Diseases
title_full Immune Regulatory Functions of Macrophages and Microglia in Central Nervous System Diseases
title_fullStr Immune Regulatory Functions of Macrophages and Microglia in Central Nervous System Diseases
title_full_unstemmed Immune Regulatory Functions of Macrophages and Microglia in Central Nervous System Diseases
title_short Immune Regulatory Functions of Macrophages and Microglia in Central Nervous System Diseases
title_sort immune regulatory functions of macrophages and microglia in central nervous system diseases
topic multiple sclerosis
Alzheimer’s disease
Parkinson’s disease
spinal cord injury
traumatic brain injury
immune response
url https://www.mdpi.com/1422-0067/24/6/5925
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