Cardiac myoglobin deficit has evolved repeatedly in teleost fishes
This study was supported by the Marine Alliance for Science and Technology for Scotland (Scottish Funding Council grant no. HR09011), Myoglobin (Mb) is the classic vertebrate oxygen-binding protein present in aerobic striated muscles. It functions principally in oxygen delivery and provides muscle w...
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ftstandrewserep:oai:research-repository.st-andrews.ac.uk:10023/5776 2023-07-02T03:30:25+02:00 Cardiac myoglobin deficit has evolved repeatedly in teleost fishes Macqueen, Daniel J. Garcia de la Serrana Castillo, Daniel Johnston, Ian Alistair University of St Andrews. School of Biology University of St Andrews. Marine Alliance for Science & Technology Scotland University of St Andrews. Scottish Oceans Institute University of St Andrews. Centre for Research into Ecological & Environmental Modelling 2014-11-17T14:31:01Z 5 application/pdf http://hdl.handle.net/10023/5776 https://doi.org/10.1098/rsbl.2014.0225 eng eng Biology Letters Macqueen , D J , Garcia de la Serrana Castillo , D & Johnston , I A 2014 , ' Cardiac myoglobin deficit has evolved repeatedly in teleost fishes ' , Biology Letters , vol. 10 , no. 6 , 20140225 . https://doi.org/10.1098/rsbl.2014.0225 1744-9561 PURE: 155544425 PURE UUID: bd8f4d3e-5e2a-431d-b04d-d96e22d74bda WOS: 000338351500007 Scopus: 84904490760 ORCID: /0000-0002-7796-5754/work/47136030 http://hdl.handle.net/10023/5776 https://doi.org/10.1098/rsbl.2014.0225 © 2014. The Authors. Published by the Royal Society under the terms of the Creative Commons Attribution License http://creativecommons.org/licenses/by/3.0/, which permits unrestricted use, provided the original author and source are credited. Myoglobin Oxygen supply Fish evolution Climate change Thermal tolerance Limitation Expression Oxygen QH301 Biology SDG 13 - Climate Action QH301 Journal article 2014 ftstandrewserep https://doi.org/10.1098/rsbl.2014.0225 2023-06-13T18:27:03Z This study was supported by the Marine Alliance for Science and Technology for Scotland (Scottish Funding Council grant no. HR09011), Myoglobin (Mb) is the classic vertebrate oxygen-binding protein present in aerobic striated muscles. It functions principally in oxygen delivery and provides muscle with its characteristic red colour. Members of the Antarctic icefish family (Channichthyidae) are widely thought to be extraordinary for lacking cardiac Mb expression, a fact that has been attributed to their low metabolic rate and unusual evolutionary history. Here, we report that cardiac Mb deficit, associated with pale heart colour, has evolved repeatedly during teleost evolution. This trait affects both gill-and air-breathing species from temperate to tropical habitats across a full range of salinities. Cardiac Mb deficit results from total pseudogenization in three-spined stickleback and is associated with a massive reduction in mRNA level in two species that evidently retain functional Mb. The results suggest that near or complete absence of Mb-assisted oxygen delivery to heart muscle is a common facet of teleost biodiversity, even affecting lineages with notable oxygen demands. We suggest that Mb deficit may affect how different teleost species deal with increased tissue oxygen demands arising under climate change. Publisher PDF Peer reviewed Article in Journal/Newspaper Antarc* Antarctic Icefish University of St Andrews: Digital Research Repository Antarctic The Antarctic Biology Letters 10 6 20140225 |
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Open Polar |
collection |
University of St Andrews: Digital Research Repository |
op_collection_id |
ftstandrewserep |
language |
English |
topic |
Myoglobin Oxygen supply Fish evolution Climate change Thermal tolerance Limitation Expression Oxygen QH301 Biology SDG 13 - Climate Action QH301 |
spellingShingle |
Myoglobin Oxygen supply Fish evolution Climate change Thermal tolerance Limitation Expression Oxygen QH301 Biology SDG 13 - Climate Action QH301 Macqueen, Daniel J. Garcia de la Serrana Castillo, Daniel Johnston, Ian Alistair Cardiac myoglobin deficit has evolved repeatedly in teleost fishes |
topic_facet |
Myoglobin Oxygen supply Fish evolution Climate change Thermal tolerance Limitation Expression Oxygen QH301 Biology SDG 13 - Climate Action QH301 |
description |
This study was supported by the Marine Alliance for Science and Technology for Scotland (Scottish Funding Council grant no. HR09011), Myoglobin (Mb) is the classic vertebrate oxygen-binding protein present in aerobic striated muscles. It functions principally in oxygen delivery and provides muscle with its characteristic red colour. Members of the Antarctic icefish family (Channichthyidae) are widely thought to be extraordinary for lacking cardiac Mb expression, a fact that has been attributed to their low metabolic rate and unusual evolutionary history. Here, we report that cardiac Mb deficit, associated with pale heart colour, has evolved repeatedly during teleost evolution. This trait affects both gill-and air-breathing species from temperate to tropical habitats across a full range of salinities. Cardiac Mb deficit results from total pseudogenization in three-spined stickleback and is associated with a massive reduction in mRNA level in two species that evidently retain functional Mb. The results suggest that near or complete absence of Mb-assisted oxygen delivery to heart muscle is a common facet of teleost biodiversity, even affecting lineages with notable oxygen demands. We suggest that Mb deficit may affect how different teleost species deal with increased tissue oxygen demands arising under climate change. Publisher PDF Peer reviewed |
author2 |
University of St Andrews. School of Biology University of St Andrews. Marine Alliance for Science & Technology Scotland University of St Andrews. Scottish Oceans Institute University of St Andrews. Centre for Research into Ecological & Environmental Modelling |
format |
Article in Journal/Newspaper |
author |
Macqueen, Daniel J. Garcia de la Serrana Castillo, Daniel Johnston, Ian Alistair |
author_facet |
Macqueen, Daniel J. Garcia de la Serrana Castillo, Daniel Johnston, Ian Alistair |
author_sort |
Macqueen, Daniel J. |
title |
Cardiac myoglobin deficit has evolved repeatedly in teleost fishes |
title_short |
Cardiac myoglobin deficit has evolved repeatedly in teleost fishes |
title_full |
Cardiac myoglobin deficit has evolved repeatedly in teleost fishes |
title_fullStr |
Cardiac myoglobin deficit has evolved repeatedly in teleost fishes |
title_full_unstemmed |
Cardiac myoglobin deficit has evolved repeatedly in teleost fishes |
title_sort |
cardiac myoglobin deficit has evolved repeatedly in teleost fishes |
publishDate |
2014 |
url |
http://hdl.handle.net/10023/5776 https://doi.org/10.1098/rsbl.2014.0225 |
geographic |
Antarctic The Antarctic |
geographic_facet |
Antarctic The Antarctic |
genre |
Antarc* Antarctic Icefish |
genre_facet |
Antarc* Antarctic Icefish |
op_relation |
Biology Letters Macqueen , D J , Garcia de la Serrana Castillo , D & Johnston , I A 2014 , ' Cardiac myoglobin deficit has evolved repeatedly in teleost fishes ' , Biology Letters , vol. 10 , no. 6 , 20140225 . https://doi.org/10.1098/rsbl.2014.0225 1744-9561 PURE: 155544425 PURE UUID: bd8f4d3e-5e2a-431d-b04d-d96e22d74bda WOS: 000338351500007 Scopus: 84904490760 ORCID: /0000-0002-7796-5754/work/47136030 http://hdl.handle.net/10023/5776 https://doi.org/10.1098/rsbl.2014.0225 |
op_rights |
© 2014. The Authors. Published by the Royal Society under the terms of the Creative Commons Attribution License http://creativecommons.org/licenses/by/3.0/, which permits unrestricted use, provided the original author and source are credited. |
op_doi |
https://doi.org/10.1098/rsbl.2014.0225 |
container_title |
Biology Letters |
container_volume |
10 |
container_issue |
6 |
container_start_page |
20140225 |
_version_ |
1770274613574500352 |