An evaluation of the genus Amphidinium (Dinophyceae) combining evidence from morphology, phylogenetics, and toxin production, with the introduction of six novel species

The genus Amphidinium is an important group of athecated dinoflagellates because of its high abundance in marine habitats, its member’s ability to live in a variety of environmental conditions and ability to produce toxins. Furthermore, the genus is of particular interest in the biotechnology field...

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Main Authors: Karafas, Sarah, Sing, Tung Teng, Chui, Pin Leaw, Alves-de-Souza, Catharina
Format: E-Article
Language:English
Published: Elsevier Ltd. 2017
Subjects:
Online Access:http://ir.unimas.my/id/eprint/17684/1/An%20evaluation%20of%20the%20genus%20Amphidinium%20%28Dinophyceae%29%20%28abstract%29.pdf
http://ir.unimas.my/id/eprint/17684/
http://www.sciencedirect.com/science/article/pii/S1568988317301178
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spelling my.unimas.ir.176842017-09-20T07:10:44Z http://ir.unimas.my/id/eprint/17684/ An evaluation of the genus Amphidinium (Dinophyceae) combining evidence from morphology, phylogenetics, and toxin production, with the introduction of six novel species Karafas, Sarah Sing, Tung Teng Chui, Pin Leaw Alves-de-Souza, Catharina SH Aquaculture. Fisheries. Angling The genus Amphidinium is an important group of athecated dinoflagellates because of its high abundance in marine habitats, its member’s ability to live in a variety of environmental conditions and ability to produce toxins. Furthermore, the genus is of particular interest in the biotechnology field for its potential in the pharmaceutical arena. Taxonomically the there is a history of complication and confusion over the proper identities and placements of Amphidinium species due to high genetic variability coupled with high morphological conservation. Thirteen years has passed since the most recent review of the group, and while many issues were resolved, some remain. The present study used microscopy, phylogenetics of the 28S region of rDNA, secondary structure of the ITS2 region of rDNA, compensatory base change data, and cytotoxicity data from Amphidinium strains collected world-wide to elucidate remaining confusion. This holistic approach using multiple lines of evidence resulted in a more comprehensive understanding of the morphological, ecological, and genetic characteristics that are attributed to organisms belonging to Amphidinium, including six novel species: A. fijiensis, A. magnum, A. paucianulatum, A. pseudomassartii, A. theodori, and A. tomasii. Elsevier Ltd. 2017 E-Article PeerReviewed text en http://ir.unimas.my/id/eprint/17684/1/An%20evaluation%20of%20the%20genus%20Amphidinium%20%28Dinophyceae%29%20%28abstract%29.pdf Karafas, Sarah and Sing, Tung Teng and Chui, Pin Leaw and Alves-de-Souza, Catharina (2017) An evaluation of the genus Amphidinium (Dinophyceae) combining evidence from morphology, phylogenetics, and toxin production, with the introduction of six novel species. Harmful Algae, 68. pp. 128-151. ISSN 1568-9883 http://www.sciencedirect.com/science/article/pii/S1568988317301178 doi : 10.1016/j.hal.2017.08.001
institution Universiti Malaysia Sarawak
building Centre for Academic Information Services (CAIS)
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Sarawak
content_source UNIMAS Institutional Repository
url_provider http://ir.unimas.my/
language English
topic SH Aquaculture. Fisheries. Angling
spellingShingle SH Aquaculture. Fisheries. Angling
Karafas, Sarah
Sing, Tung Teng
Chui, Pin Leaw
Alves-de-Souza, Catharina
An evaluation of the genus Amphidinium (Dinophyceae) combining evidence from morphology, phylogenetics, and toxin production, with the introduction of six novel species
description The genus Amphidinium is an important group of athecated dinoflagellates because of its high abundance in marine habitats, its member’s ability to live in a variety of environmental conditions and ability to produce toxins. Furthermore, the genus is of particular interest in the biotechnology field for its potential in the pharmaceutical arena. Taxonomically the there is a history of complication and confusion over the proper identities and placements of Amphidinium species due to high genetic variability coupled with high morphological conservation. Thirteen years has passed since the most recent review of the group, and while many issues were resolved, some remain. The present study used microscopy, phylogenetics of the 28S region of rDNA, secondary structure of the ITS2 region of rDNA, compensatory base change data, and cytotoxicity data from Amphidinium strains collected world-wide to elucidate remaining confusion. This holistic approach using multiple lines of evidence resulted in a more comprehensive understanding of the morphological, ecological, and genetic characteristics that are attributed to organisms belonging to Amphidinium, including six novel species: A. fijiensis, A. magnum, A. paucianulatum, A. pseudomassartii, A. theodori, and A. tomasii.
format E-Article
author Karafas, Sarah
Sing, Tung Teng
Chui, Pin Leaw
Alves-de-Souza, Catharina
author_facet Karafas, Sarah
Sing, Tung Teng
Chui, Pin Leaw
Alves-de-Souza, Catharina
author_sort Karafas, Sarah
title An evaluation of the genus Amphidinium (Dinophyceae) combining evidence from morphology, phylogenetics, and toxin production, with the introduction of six novel species
title_short An evaluation of the genus Amphidinium (Dinophyceae) combining evidence from morphology, phylogenetics, and toxin production, with the introduction of six novel species
title_full An evaluation of the genus Amphidinium (Dinophyceae) combining evidence from morphology, phylogenetics, and toxin production, with the introduction of six novel species
title_fullStr An evaluation of the genus Amphidinium (Dinophyceae) combining evidence from morphology, phylogenetics, and toxin production, with the introduction of six novel species
title_full_unstemmed An evaluation of the genus Amphidinium (Dinophyceae) combining evidence from morphology, phylogenetics, and toxin production, with the introduction of six novel species
title_sort evaluation of the genus amphidinium (dinophyceae) combining evidence from morphology, phylogenetics, and toxin production, with the introduction of six novel species
publisher Elsevier Ltd.
publishDate 2017
url http://ir.unimas.my/id/eprint/17684/1/An%20evaluation%20of%20the%20genus%20Amphidinium%20%28Dinophyceae%29%20%28abstract%29.pdf
http://ir.unimas.my/id/eprint/17684/
http://www.sciencedirect.com/science/article/pii/S1568988317301178
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score 13.211869