Mitogenome Phylogenetics of Spiruromorpha Porpoise Parasite: Insights Into Phylogeny of <i>Crassicauda magna</i>
(1) Background: <i>Crassicauda magna</i> is a major parasite of large porpoises and whales and has been classified in the Habronematoidea family. However, there has been a great controversy regarding its classification. Mitochondria have an important function in revealing taxonomic and e...
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2024-12-01
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author | Lei Han Yuling Yang Maolin Lu Hongyan Yu Yaxian Lu Mengchao Zhou Tianlu Liu Ruisi Zhang Bingyao Chen Zhijun Hou |
author_facet | Lei Han Yuling Yang Maolin Lu Hongyan Yu Yaxian Lu Mengchao Zhou Tianlu Liu Ruisi Zhang Bingyao Chen Zhijun Hou |
author_sort | Lei Han |
collection | DOAJ |
description | (1) Background: <i>Crassicauda magna</i> is a major parasite of large porpoises and whales and has been classified in the Habronematoidea family. However, there has been a great controversy regarding its classification. Mitochondria have an important function in revealing taxonomic and evolutionary history. (2) Methods: In this study, we sequenced the mitochondrial genome of <i>C. magna</i> and conducted a phylogenetic analysis with the mitochondrial sequences of species belonging to the Habronematoidea family. (3) Results: The complete mitochondrial genome was 13,604 bp and it has an AT-rich sequence and one non-coding region (NCR). The reconstruction of the ancestral state showed that the gene orders of all species in Spirurina were conserved. The phylogenetic tree indicates that <i>C. magna</i> is closer to <i>Heliconema longissimum</i> (Physalopteroidea) than <i>Tetrameres grusi</i> (Habronematoidea). (4) Conclusions: This study provides new evidence that <i>C. magna</i> is phylogenetically closer to Physalopteroidea at the molecular taxonomic level. |
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institution | Kabale University |
issn | 2076-0817 |
language | English |
publishDate | 2024-12-01 |
publisher | MDPI AG |
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series | Pathogens |
spelling | doaj-art-b2397686a12449fe9f89f2e199179b252025-01-24T13:44:37ZengMDPI AGPathogens2076-08172024-12-011411810.3390/pathogens14010018Mitogenome Phylogenetics of Spiruromorpha Porpoise Parasite: Insights Into Phylogeny of <i>Crassicauda magna</i>Lei Han0Yuling Yang1Maolin Lu2Hongyan Yu3Yaxian Lu4Mengchao Zhou5Tianlu Liu6Ruisi Zhang7Bingyao Chen8Zhijun Hou9College of Wildlife and Protected Area, Northeast Forestry University, Harbin 150040, ChinaCollege of Wildlife and Protected Area, Northeast Forestry University, Harbin 150040, ChinaCollege of Wildlife and Protected Area, Northeast Forestry University, Harbin 150040, ChinaCollege of Wildlife and Protected Area, Northeast Forestry University, Harbin 150040, ChinaCollege of Wildlife and Protected Area, Northeast Forestry University, Harbin 150040, ChinaCollege of Wildlife and Protected Area, Northeast Forestry University, Harbin 150040, ChinaCollege of Wildlife and Protected Area, Northeast Forestry University, Harbin 150040, ChinaCollege of Wildlife and Protected Area, Northeast Forestry University, Harbin 150040, ChinaCollege of Life Sciences, Nanjing Normal University, Nanjing 210023, ChinaCollege of Wildlife and Protected Area, Northeast Forestry University, Harbin 150040, China(1) Background: <i>Crassicauda magna</i> is a major parasite of large porpoises and whales and has been classified in the Habronematoidea family. However, there has been a great controversy regarding its classification. Mitochondria have an important function in revealing taxonomic and evolutionary history. (2) Methods: In this study, we sequenced the mitochondrial genome of <i>C. magna</i> and conducted a phylogenetic analysis with the mitochondrial sequences of species belonging to the Habronematoidea family. (3) Results: The complete mitochondrial genome was 13,604 bp and it has an AT-rich sequence and one non-coding region (NCR). The reconstruction of the ancestral state showed that the gene orders of all species in Spirurina were conserved. The phylogenetic tree indicates that <i>C. magna</i> is closer to <i>Heliconema longissimum</i> (Physalopteroidea) than <i>Tetrameres grusi</i> (Habronematoidea). (4) Conclusions: This study provides new evidence that <i>C. magna</i> is phylogenetically closer to Physalopteroidea at the molecular taxonomic level.https://www.mdpi.com/2076-0817/14/1/18<i>Crassicauda magna</i>mitochondrial genomicsspirurinamarine parasitology |
spellingShingle | Lei Han Yuling Yang Maolin Lu Hongyan Yu Yaxian Lu Mengchao Zhou Tianlu Liu Ruisi Zhang Bingyao Chen Zhijun Hou Mitogenome Phylogenetics of Spiruromorpha Porpoise Parasite: Insights Into Phylogeny of <i>Crassicauda magna</i> Pathogens <i>Crassicauda magna</i> mitochondrial genomics spirurina marine parasitology |
title | Mitogenome Phylogenetics of Spiruromorpha Porpoise Parasite: Insights Into Phylogeny of <i>Crassicauda magna</i> |
title_full | Mitogenome Phylogenetics of Spiruromorpha Porpoise Parasite: Insights Into Phylogeny of <i>Crassicauda magna</i> |
title_fullStr | Mitogenome Phylogenetics of Spiruromorpha Porpoise Parasite: Insights Into Phylogeny of <i>Crassicauda magna</i> |
title_full_unstemmed | Mitogenome Phylogenetics of Spiruromorpha Porpoise Parasite: Insights Into Phylogeny of <i>Crassicauda magna</i> |
title_short | Mitogenome Phylogenetics of Spiruromorpha Porpoise Parasite: Insights Into Phylogeny of <i>Crassicauda magna</i> |
title_sort | mitogenome phylogenetics of spiruromorpha porpoise parasite insights into phylogeny of i crassicauda magna i |
topic | <i>Crassicauda magna</i> mitochondrial genomics spirurina marine parasitology |
url | https://www.mdpi.com/2076-0817/14/1/18 |
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