A key metabolic gene for recurrent freshwater colonization and radiation in fishes.
Journal
Science (New York, N.Y.)
ISSN: 1095-9203
Titre abrégé: Science
Pays: United States
ID NLM: 0404511
Informations de publication
Date de publication:
31 05 2019
31 05 2019
Historique:
received:
23
06
2018
accepted:
17
04
2019
entrez:
1
6
2019
pubmed:
31
5
2019
medline:
19
12
2019
Statut:
ppublish
Résumé
Colonization of new ecological niches has triggered large adaptive radiations. Although some lineages have made use of such opportunities, not all do so. The factors causing this variation among lineages are largely unknown. Here, we show that deficiency in docosahexaenoic acid (DHA), an essential ω-3 fatty acid, can constrain freshwater colonization by marine fishes. Our genomic analyses revealed multiple independent duplications of the fatty acid desaturase gene
Identifiants
pubmed: 31147520
pii: 364/6443/886
doi: 10.1126/science.aau5656
doi:
Substances chimiques
Docosahexaenoic Acids
25167-62-8
Fatty Acid Desaturases
EC 1.14.19.-
Banques de données
Dryad
['10.5061/ dryad.14rf353']
Types de publication
Journal Article
Research Support, Non-U.S. Gov't
Langues
eng
Sous-ensembles de citation
IM
Pagination
886-889Commentaires et corrections
Type : CommentIn
Informations de copyright
Copyright © 2019 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works.