Mechanisms and evolution of resistance to environmental extremes in animals

Abstract When animals are exposed to an extreme environmental stress, one of three possible outcomes takes place: the animal dies, the animal avoids the environmental stress and survives, or the animal tolerates the environmental stress and survives. This review is concerned with the third possibili...

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Main Author: Thomas C. Boothby
Format: Article
Language:English
Published: BMC 2019-11-01
Series:EvoDevo
Subjects:
Online Access:http://link.springer.com/article/10.1186/s13227-019-0143-4
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author Thomas C. Boothby
author_facet Thomas C. Boothby
author_sort Thomas C. Boothby
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description Abstract When animals are exposed to an extreme environmental stress, one of three possible outcomes takes place: the animal dies, the animal avoids the environmental stress and survives, or the animal tolerates the environmental stress and survives. This review is concerned with the third possibility, and will look at mechanisms that rare animals use to survive extreme environmental stresses including freezing, desiccation, intense heat, irradiation, and low-oxygen conditions (hypoxia). In addition, an increasing understanding of the molecular mechanisms involved in environmental stress tolerance allows us to speculate on how these tolerances arose. Uncovering the mechanisms of extreme environmental stress tolerance and how they evolve has broad implications for our understanding of the evolution of early life on this planet, colonization of new environments, and the search for novel forms of life both on Earth and elsewhere, as well as a number of agricultural and health-related applications.
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spelling doaj.art-8405c77fc03a422ab07c13af439779622022-12-21T21:33:35ZengBMCEvoDevo2041-91392019-11-0110111210.1186/s13227-019-0143-4Mechanisms and evolution of resistance to environmental extremes in animalsThomas C. Boothby0Department of Molecular Biology, University of WyomingAbstract When animals are exposed to an extreme environmental stress, one of three possible outcomes takes place: the animal dies, the animal avoids the environmental stress and survives, or the animal tolerates the environmental stress and survives. This review is concerned with the third possibility, and will look at mechanisms that rare animals use to survive extreme environmental stresses including freezing, desiccation, intense heat, irradiation, and low-oxygen conditions (hypoxia). In addition, an increasing understanding of the molecular mechanisms involved in environmental stress tolerance allows us to speculate on how these tolerances arose. Uncovering the mechanisms of extreme environmental stress tolerance and how they evolve has broad implications for our understanding of the evolution of early life on this planet, colonization of new environments, and the search for novel forms of life both on Earth and elsewhere, as well as a number of agricultural and health-related applications.http://link.springer.com/article/10.1186/s13227-019-0143-4Stress toleranceFreeze toleranceAnhydrobiosisThermotoleranceRadiotoleranceEvolution of stress tolerance
spellingShingle Thomas C. Boothby
Mechanisms and evolution of resistance to environmental extremes in animals
EvoDevo
Stress tolerance
Freeze tolerance
Anhydrobiosis
Thermotolerance
Radiotolerance
Evolution of stress tolerance
title Mechanisms and evolution of resistance to environmental extremes in animals
title_full Mechanisms and evolution of resistance to environmental extremes in animals
title_fullStr Mechanisms and evolution of resistance to environmental extremes in animals
title_full_unstemmed Mechanisms and evolution of resistance to environmental extremes in animals
title_short Mechanisms and evolution of resistance to environmental extremes in animals
title_sort mechanisms and evolution of resistance to environmental extremes in animals
topic Stress tolerance
Freeze tolerance
Anhydrobiosis
Thermotolerance
Radiotolerance
Evolution of stress tolerance
url http://link.springer.com/article/10.1186/s13227-019-0143-4
work_keys_str_mv AT thomascboothby mechanismsandevolutionofresistancetoenvironmentalextremesinanimals