<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The zoonotic parasite disease of economic and public health relevance is bovine cysticercosis, resulting from the larval stage of <italic>Taenia saginata</italic>. The presented research aims to identify intraspecific variation in <italic>T. saginata</italic> isolated from cattle in Iraq’s Sulaymaniyah province using the mitochondrial cytochrome c oxidase subunit 1 (COX1) gene. Sequence analysis of the COX1 gene revealed that five distinct haplotypes were identified in 37 <italic>T. saginata</italic> specimens from Iraq. Four of the five <italic>T. saginata</italic> haplotypes may have been identified for the first time in the world. Phylogenetic research revealed that all <italic>T. saginata</italic> haplotypes had been clustered in a single clade, with Korean and Iranian isolates sharing a high degree of closeness. In addition, individual haplotypes related to COX1 had a pairwise evolutionary divergence of 0.005- 0.013, whereas the overall evolutionary divergence regarding all five haplotypes ranged between 0.000-0.018. It was concluded that added newly recorded data on <italic>T. saginata</italic> genetic variation could have substantial implications for taeniasis epidemiology and control.</p></abstract>

The zoonotic parasite disease of economic and public health relevance is bovine cysticercosis, resulting from the larval stage of Taenia saginata. The presented research aims to identify intraspecific variation in T. saginata isolated from cattle in Iraq’s Sulaymaniyah province using the mitochondrial cytochrome c oxidase subunit 1 (COX1) gene. Sequence analysis of the COX1 gene revealed that five distinct haplotypes were identified in 37 T. saginata specimens from Iraq. Four of the five T. saginata haplotypes may have been identified for the first time in the world. Phylogenetic research revealed that all T. saginata haplotypes had been clustered in a single clade, with Korean and Iranian isolates sharing a high degree of closeness. In addition, individual haplotypes related to COX1 had a pairwise evolutionary divergence of 0.005- 0.013, whereas the overall evolutionary divergence regarding all five haplotypes ranged between 0.000-0.018. It was concluded that added newly recorded data on T. saginata genetic variation could have substantial implications for taeniasis epidemiology and control.

Genetic variation of <italic>Taenia saginata</italic> cyst isolates from Iraq based on mitochondrial COX1 sequences

Helminthologia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Genetic variation of  cyst isolates from Iraq based on mitochondrial COX1 sequences

The zoonotic parasite disease of economic and public health relevance is bovine cysticercosis, resulting from the larval stage of Taenia saginata. The...

Genetic variation of Taenia saginata cyst isolates from Iraq based on mitochondrial COX1 sequences

Article Category: Research Article

Published Online: Dec 17, 2022

Page range: 226 - 232

Received: Oct 29, 2021

Accepted: Aug 30, 2022

DOI: https://doi.org/10.2478/helm-2022-0030

Keywords
Genetic diversity, COX1, cattle, Iraq

© 2022 A. A. Mohammed, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Genetic variation of Taenia saginata cyst isolates from Iraq based on mitochondrial COX1 sequences

Article Category: Research Article

Published Online: Dec 17, 2022

Page range: 226 - 232

Received: Oct 29, 2021

Accepted: Aug 30, 2022

DOI: https://doi.org/10.2478/helm-2022-0030

KeywordsGenetic diversity, COX1, cattle, Iraq

© 2022 A. A. Mohammed, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
Genetic diversity, COX1, cattle, Iraq