Iron role paradox in nerve degeneration and regeneration

Abstract Iron accumulates in the neural tissue during peripheral nerve degeneration. Some studies have already been suggested that iron facilitates Wallerian degeneration (WD) events such as Schwann cell de‐differentiation. On the other hand, intracellular iron levels remain elevated during nerve re...

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Main Authors: Samira Bolandghamat, Morteza Behnam‐Rassouli
Format: Article
Language:English
Published: Wiley 2024-01-01
Series:Physiological Reports
Subjects:
Online Access:https://doi.org/10.14814/phy2.15908
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author Samira Bolandghamat
Morteza Behnam‐Rassouli
author_facet Samira Bolandghamat
Morteza Behnam‐Rassouli
author_sort Samira Bolandghamat
collection DOAJ
description Abstract Iron accumulates in the neural tissue during peripheral nerve degeneration. Some studies have already been suggested that iron facilitates Wallerian degeneration (WD) events such as Schwann cell de‐differentiation. On the other hand, intracellular iron levels remain elevated during nerve regeneration and gradually decrease. Iron enhances Schwann cell differentiation and axonal outgrowth. Therefore, there seems to be a paradox in the role of iron during nerve degeneration and regeneration. We explain this contradiction by suggesting that the increase in intracellular iron concentration during peripheral nerve degeneration is likely to prepare neural cells for the initiation of regeneration. Changes in iron levels are the result of changes in the expression of iron homeostasis proteins. In this review, we will first discuss the changes in the iron/iron homeostasis protein levels during peripheral nerve degeneration and regeneration and then explain how iron is related to nerve regeneration. This data may help better understand the mechanisms of peripheral nerve repair and find a solution to prevent or slow the progression of peripheral neuropathies.
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spelling doaj.art-f83ae0d3e60943ed9e6fabc943637a752024-01-19T02:01:44ZengWileyPhysiological Reports2051-817X2024-01-01121n/an/a10.14814/phy2.15908Iron role paradox in nerve degeneration and regenerationSamira Bolandghamat0Morteza Behnam‐Rassouli1Department of Biology, Faculty of Science Ferdowsi University of Mashhad Mashhad IranDepartment of Biology, Faculty of Science Ferdowsi University of Mashhad Mashhad IranAbstract Iron accumulates in the neural tissue during peripheral nerve degeneration. Some studies have already been suggested that iron facilitates Wallerian degeneration (WD) events such as Schwann cell de‐differentiation. On the other hand, intracellular iron levels remain elevated during nerve regeneration and gradually decrease. Iron enhances Schwann cell differentiation and axonal outgrowth. Therefore, there seems to be a paradox in the role of iron during nerve degeneration and regeneration. We explain this contradiction by suggesting that the increase in intracellular iron concentration during peripheral nerve degeneration is likely to prepare neural cells for the initiation of regeneration. Changes in iron levels are the result of changes in the expression of iron homeostasis proteins. In this review, we will first discuss the changes in the iron/iron homeostasis protein levels during peripheral nerve degeneration and regeneration and then explain how iron is related to nerve regeneration. This data may help better understand the mechanisms of peripheral nerve repair and find a solution to prevent or slow the progression of peripheral neuropathies.https://doi.org/10.14814/phy2.15908iron homeostasisnerve degenerationnerve regenerationnerve repairperipheral nerveperipheral neuropathy
spellingShingle Samira Bolandghamat
Morteza Behnam‐Rassouli
Iron role paradox in nerve degeneration and regeneration
Physiological Reports
iron homeostasis
nerve degeneration
nerve regeneration
nerve repair
peripheral nerve
peripheral neuropathy
title Iron role paradox in nerve degeneration and regeneration
title_full Iron role paradox in nerve degeneration and regeneration
title_fullStr Iron role paradox in nerve degeneration and regeneration
title_full_unstemmed Iron role paradox in nerve degeneration and regeneration
title_short Iron role paradox in nerve degeneration and regeneration
title_sort iron role paradox in nerve degeneration and regeneration
topic iron homeostasis
nerve degeneration
nerve regeneration
nerve repair
peripheral nerve
peripheral neuropathy
url https://doi.org/10.14814/phy2.15908
work_keys_str_mv AT samirabolandghamat ironroleparadoxinnervedegenerationandregeneration
AT mortezabehnamrassouli ironroleparadoxinnervedegenerationandregeneration