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Extensive dinoflagellate phylogenies indicate infrequent marine-freshwater transitions

Logares, Ramiro LU ; Shalchian-Tabrizi, Kamran ; Boltovskoy, Andrés and Rengefors, Karin LU (2007) In Molecular Phylogenetics and Evolution 45(3). p.887-903
Abstract
We have constructed extensive 18S–28S rDNA dinoflagellate phylogenies (>200 sequences for each marker) using Maximum Likelihood and Bayesian Inference to study the evolutionary relationships among marine and freshwater species (43 new sequences). Our results indicated that (a) marine and freshwater species are usually not closely related, (b) several freshwater species cluster into monophyletic groups, (c) most marine–freshwater transitions do not seem to have occurred recently and, (d) only a small fraction of the marine lineages seem to have colonized fresh waters. Thus, it becomes apparent that the marine–freshwater boundary has acted as a barrier during the evolutionary diversification of dinoflagellates. Our results also shed light... (More)
We have constructed extensive 18S–28S rDNA dinoflagellate phylogenies (>200 sequences for each marker) using Maximum Likelihood and Bayesian Inference to study the evolutionary relationships among marine and freshwater species (43 new sequences). Our results indicated that (a) marine and freshwater species are usually not closely related, (b) several freshwater species cluster into monophyletic groups, (c) most marine–freshwater transitions do not seem to have occurred recently and, (d) only a small fraction of the marine lineages seem to have colonized fresh waters. Thus, it becomes apparent that the marine–freshwater boundary has acted as a barrier during the evolutionary diversification of dinoflagellates. Our results also shed light on the phylogenetic positions of several freshwater dinoflagellates which, to date, were uncertain. (Less)
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author
; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Phylogeny, Colonization, Dinoflagellates, Freshwater
in
Molecular Phylogenetics and Evolution
volume
45
issue
3
pages
887 - 903
publisher
Elsevier
external identifiers
  • wos:000251943900009
  • scopus:36049012989
  • pmid:17928239
ISSN
1095-9513
DOI
10.1016/j.ympev.2007.08.005
language
English
LU publication?
yes
id
eba2b7b9-8e42-4952-aa24-0b5253192931 (old id 628690)
date added to LUP
2016-04-04 07:34:56
date last changed
2022-03-15 07:03:41
@article{eba2b7b9-8e42-4952-aa24-0b5253192931,
  abstract     = {{We have constructed extensive 18S–28S rDNA dinoflagellate phylogenies (>200 sequences for each marker) using Maximum Likelihood and Bayesian Inference to study the evolutionary relationships among marine and freshwater species (43 new sequences). Our results indicated that (a) marine and freshwater species are usually not closely related, (b) several freshwater species cluster into monophyletic groups, (c) most marine–freshwater transitions do not seem to have occurred recently and, (d) only a small fraction of the marine lineages seem to have colonized fresh waters. Thus, it becomes apparent that the marine–freshwater boundary has acted as a barrier during the evolutionary diversification of dinoflagellates. Our results also shed light on the phylogenetic positions of several freshwater dinoflagellates which, to date, were uncertain.}},
  author       = {{Logares, Ramiro and Shalchian-Tabrizi, Kamran and Boltovskoy, Andrés and Rengefors, Karin}},
  issn         = {{1095-9513}},
  keywords     = {{Phylogeny; Colonization; Dinoflagellates; Freshwater}},
  language     = {{eng}},
  number       = {{3}},
  pages        = {{887--903}},
  publisher    = {{Elsevier}},
  series       = {{Molecular Phylogenetics and Evolution}},
  title        = {{Extensive dinoflagellate phylogenies indicate infrequent marine-freshwater transitions}},
  url          = {{http://dx.doi.org/10.1016/j.ympev.2007.08.005}},
  doi          = {{10.1016/j.ympev.2007.08.005}},
  volume       = {{45}},
  year         = {{2007}},
}