Utility of the visual system to monitor neurodegeneration in multiple sclerosis

Neurodegeneration occurs early in the multiple sclerosis (MS) disease course and is an important driver of permanent disability. Current immunomodulatory therapies do not directly target neuronal health; thus, there is a critical need to develop neuroprotective strategies in MS. Outcome measures in...

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Main Authors: Gabrielle M. Mey, Tara M. DeSilva
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-03-01
Series:Frontiers in Molecular Neuroscience
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnmol.2023.1125115/full
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author Gabrielle M. Mey
Tara M. DeSilva
author_facet Gabrielle M. Mey
Tara M. DeSilva
author_sort Gabrielle M. Mey
collection DOAJ
description Neurodegeneration occurs early in the multiple sclerosis (MS) disease course and is an important driver of permanent disability. Current immunomodulatory therapies do not directly target neuronal health; thus, there is a critical need to develop neuroprotective strategies in MS. Outcome measures in clinical trials primarily evaluate disease activity and clinical disability scores rather than measures of neurodegeneration. The visual system provides a noninvasive correlate of brain atrophy and neuronal function through structural and functional exams. Furthermore, optic nerve axons and their respective neuronal cell bodies in the retina, in addition to their synaptic input to the thalamus, provide a distinct anatomy to investigate neurodegenerative processes. This review discusses the utility of the visual system as an early output measure of neurodegeneration in MS as well as an important platform to evaluate neuroprotective strategies in preclinical models.
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spelling doaj.art-bb2c0501bdf54bb0a0fb12d9a31bffdc2023-03-29T05:49:39ZengFrontiers Media S.A.Frontiers in Molecular Neuroscience1662-50992023-03-011610.3389/fnmol.2023.11251151125115Utility of the visual system to monitor neurodegeneration in multiple sclerosisGabrielle M. MeyTara M. DeSilvaNeurodegeneration occurs early in the multiple sclerosis (MS) disease course and is an important driver of permanent disability. Current immunomodulatory therapies do not directly target neuronal health; thus, there is a critical need to develop neuroprotective strategies in MS. Outcome measures in clinical trials primarily evaluate disease activity and clinical disability scores rather than measures of neurodegeneration. The visual system provides a noninvasive correlate of brain atrophy and neuronal function through structural and functional exams. Furthermore, optic nerve axons and their respective neuronal cell bodies in the retina, in addition to their synaptic input to the thalamus, provide a distinct anatomy to investigate neurodegenerative processes. This review discusses the utility of the visual system as an early output measure of neurodegeneration in MS as well as an important platform to evaluate neuroprotective strategies in preclinical models.https://www.frontiersin.org/articles/10.3389/fnmol.2023.1125115/fullneurodegenerationdemyelinationretinaoptic nerveneuroinflammation
spellingShingle Gabrielle M. Mey
Tara M. DeSilva
Utility of the visual system to monitor neurodegeneration in multiple sclerosis
Frontiers in Molecular Neuroscience
neurodegeneration
demyelination
retina
optic nerve
neuroinflammation
title Utility of the visual system to monitor neurodegeneration in multiple sclerosis
title_full Utility of the visual system to monitor neurodegeneration in multiple sclerosis
title_fullStr Utility of the visual system to monitor neurodegeneration in multiple sclerosis
title_full_unstemmed Utility of the visual system to monitor neurodegeneration in multiple sclerosis
title_short Utility of the visual system to monitor neurodegeneration in multiple sclerosis
title_sort utility of the visual system to monitor neurodegeneration in multiple sclerosis
topic neurodegeneration
demyelination
retina
optic nerve
neuroinflammation
url https://www.frontiersin.org/articles/10.3389/fnmol.2023.1125115/full
work_keys_str_mv AT gabriellemmey utilityofthevisualsystemtomonitorneurodegenerationinmultiplesclerosis
AT taramdesilva utilityofthevisualsystemtomonitorneurodegenerationinmultiplesclerosis