Zebrafish as a New Tool in Heart Preservation Research

Heart transplantation became a reality at the end of the 1960s as a life-saving option for patients with end-stage heart failure. Static cold storage (SCS) at 4–6 °C has remained the standard for heart preservation for decades. However, SCS only allows for short-term storage that precludes optimal m...

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Main Authors: Luciana Da Silveira Cavalcante, Shannon N. Tessier
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Journal of Cardiovascular Development and Disease
Subjects:
Online Access:https://www.mdpi.com/2308-3425/8/4/39
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author Luciana Da Silveira Cavalcante
Shannon N. Tessier
author_facet Luciana Da Silveira Cavalcante
Shannon N. Tessier
author_sort Luciana Da Silveira Cavalcante
collection DOAJ
description Heart transplantation became a reality at the end of the 1960s as a life-saving option for patients with end-stage heart failure. Static cold storage (SCS) at 4–6 °C has remained the standard for heart preservation for decades. However, SCS only allows for short-term storage that precludes optimal matching programs, requires emergency surgeries, and results in the unnecessary discard of organs. Among the alternatives seeking to extend ex vivo lifespan and mitigate the shortage of organs are sub-zero or machine perfusion modalities. Sub-zero approaches aim to prolong cold ischemia tolerance by deepening metabolic stasis, while machine perfusion aims to support metabolism through the continuous delivery of oxygen and nutrients. Each of these approaches hold promise; however, complex barriers must be overcome before their potential can be fully realized. We suggest that one barrier facing all experimental efforts to extend ex vivo lifespan are limited research tools. Mammalian models are usually the first choice due to translational aspects, yet experimentation can be restricted by expertise, time, and resources. Instead, there are instances when smaller vertebrate models, like the zebrafish, could fill critical experimental gaps in the field. Taken together, this review provides a summary of the current gold standard for heart preservation as well as new technologies in ex vivo lifespan extension. Furthermore, we describe how existing tools in zebrafish research, including isolated organ, cell specific and functional assays, as well as molecular tools, could complement and elevate heart preservation research.
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spelling doaj.art-3ad60c6d46be4d1bb4554fd445c0940c2023-11-21T14:37:32ZengMDPI AGJournal of Cardiovascular Development and Disease2308-34252021-04-01843910.3390/jcdd8040039Zebrafish as a New Tool in Heart Preservation ResearchLuciana Da Silveira Cavalcante0Shannon N. Tessier1Center for Engineering in Medicine and Surgery, Massachusetts General Hospital and Harvard Medical School, Boston, MA 2114, USACenter for Engineering in Medicine and Surgery, Massachusetts General Hospital and Harvard Medical School, Boston, MA 2114, USAHeart transplantation became a reality at the end of the 1960s as a life-saving option for patients with end-stage heart failure. Static cold storage (SCS) at 4–6 °C has remained the standard for heart preservation for decades. However, SCS only allows for short-term storage that precludes optimal matching programs, requires emergency surgeries, and results in the unnecessary discard of organs. Among the alternatives seeking to extend ex vivo lifespan and mitigate the shortage of organs are sub-zero or machine perfusion modalities. Sub-zero approaches aim to prolong cold ischemia tolerance by deepening metabolic stasis, while machine perfusion aims to support metabolism through the continuous delivery of oxygen and nutrients. Each of these approaches hold promise; however, complex barriers must be overcome before their potential can be fully realized. We suggest that one barrier facing all experimental efforts to extend ex vivo lifespan are limited research tools. Mammalian models are usually the first choice due to translational aspects, yet experimentation can be restricted by expertise, time, and resources. Instead, there are instances when smaller vertebrate models, like the zebrafish, could fill critical experimental gaps in the field. Taken together, this review provides a summary of the current gold standard for heart preservation as well as new technologies in ex vivo lifespan extension. Furthermore, we describe how existing tools in zebrafish research, including isolated organ, cell specific and functional assays, as well as molecular tools, could complement and elevate heart preservation research.https://www.mdpi.com/2308-3425/8/4/39heart preservationheart transplantationregenerative medicinezebrafish
spellingShingle Luciana Da Silveira Cavalcante
Shannon N. Tessier
Zebrafish as a New Tool in Heart Preservation Research
Journal of Cardiovascular Development and Disease
heart preservation
heart transplantation
regenerative medicine
zebrafish
title Zebrafish as a New Tool in Heart Preservation Research
title_full Zebrafish as a New Tool in Heart Preservation Research
title_fullStr Zebrafish as a New Tool in Heart Preservation Research
title_full_unstemmed Zebrafish as a New Tool in Heart Preservation Research
title_short Zebrafish as a New Tool in Heart Preservation Research
title_sort zebrafish as a new tool in heart preservation research
topic heart preservation
heart transplantation
regenerative medicine
zebrafish
url https://www.mdpi.com/2308-3425/8/4/39
work_keys_str_mv AT lucianadasilveiracavalcante zebrafishasanewtoolinheartpreservationresearch
AT shannonntessier zebrafishasanewtoolinheartpreservationresearch