Heart regeneration: beyond new muscle and vessels

The most striking consequence of a heart attack is the loss of billions of heart muscle cells, alongside damage to the associated vasculature. The lost cardiovascular tissue is replaced by scar formation, which is non-functional and results in pathological remodelling of the heart and ultimately hea...

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Bibliografische gegevens
Hoofdauteurs: Sayers, JR, Riley, PR
Formaat: Journal article
Taal:English
Gepubliceerd in: Oxford University Press 2021
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author Sayers, JR
Riley, PR
author_facet Sayers, JR
Riley, PR
author_sort Sayers, JR
collection OXFORD
description The most striking consequence of a heart attack is the loss of billions of heart muscle cells, alongside damage to the associated vasculature. The lost cardiovascular tissue is replaced by scar formation, which is non-functional and results in pathological remodelling of the heart and ultimately heart failure. It is, therefore, unsurprising that the heart regeneration field has centred efforts to generate new muscle and blood vessels through targeting cardiomyocyte proliferation and angiogenesis following injury. However, combined insights from embryological studies and regenerative models, alongside the adoption of -omics technology, highlight the extensive heterogeneity of cell types within the forming or re-forming heart and the significant crosstalk arising from non-muscle and non-vessel cell types. In this review, we focus on the roles of fibroblasts, immune cells, conduction system and nervous system cell populations during heart development and we consider the latest evidence supporting a function for these diverse lineages in contributing to regeneration following heart injury. We suggest that the emerging picture of neurologically, immunologically and electrically coupled cell function calls for a wider-ranging combinatorial approach to heart regeneration.
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spelling oxford-uuid:cd96f67d-cd15-4481-9a99-1d5bb149868e2022-03-27T07:29:42ZHeart regeneration: beyond new muscle and vesselsJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:cd96f67d-cd15-4481-9a99-1d5bb149868eEnglishSymplectic ElementsOxford University Press2021Sayers, JRRiley, PRThe most striking consequence of a heart attack is the loss of billions of heart muscle cells, alongside damage to the associated vasculature. The lost cardiovascular tissue is replaced by scar formation, which is non-functional and results in pathological remodelling of the heart and ultimately heart failure. It is, therefore, unsurprising that the heart regeneration field has centred efforts to generate new muscle and blood vessels through targeting cardiomyocyte proliferation and angiogenesis following injury. However, combined insights from embryological studies and regenerative models, alongside the adoption of -omics technology, highlight the extensive heterogeneity of cell types within the forming or re-forming heart and the significant crosstalk arising from non-muscle and non-vessel cell types. In this review, we focus on the roles of fibroblasts, immune cells, conduction system and nervous system cell populations during heart development and we consider the latest evidence supporting a function for these diverse lineages in contributing to regeneration following heart injury. We suggest that the emerging picture of neurologically, immunologically and electrically coupled cell function calls for a wider-ranging combinatorial approach to heart regeneration.
spellingShingle Sayers, JR
Riley, PR
Heart regeneration: beyond new muscle and vessels
title Heart regeneration: beyond new muscle and vessels
title_full Heart regeneration: beyond new muscle and vessels
title_fullStr Heart regeneration: beyond new muscle and vessels
title_full_unstemmed Heart regeneration: beyond new muscle and vessels
title_short Heart regeneration: beyond new muscle and vessels
title_sort heart regeneration beyond new muscle and vessels
work_keys_str_mv AT sayersjr heartregenerationbeyondnewmuscleandvessels
AT rileypr heartregenerationbeyondnewmuscleandvessels