Epidemiology and Genetic Diversity of <i>Spirometra</i> Tapeworm Isolates from Snakes in Hunan Province, China

Sparganosis, caused by the plerocercoid larvae of <i>Spirometra</i> tapeworms, is a public health hazard worldwide. The prevalence and genetics of sparganum from snakes remain unclear. In this study, we investigated the prevalence of sparganum infection in wild snakes in Hunan province a...

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Main Authors: Tengfang Gong, Xiaoyi Su, Fen Li, Junlin He, Shuyu Chen, Wenchao Li, Xinrui Xie, Yisong Liu, Xi Zhang, Wei Liu
Format: Article
Language:English
Published: MDPI AG 2022-05-01
Series:Animals
Subjects:
Online Access:https://www.mdpi.com/2076-2615/12/9/1216
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author Tengfang Gong
Xiaoyi Su
Fen Li
Junlin He
Shuyu Chen
Wenchao Li
Xinrui Xie
Yisong Liu
Xi Zhang
Wei Liu
author_facet Tengfang Gong
Xiaoyi Su
Fen Li
Junlin He
Shuyu Chen
Wenchao Li
Xinrui Xie
Yisong Liu
Xi Zhang
Wei Liu
author_sort Tengfang Gong
collection DOAJ
description Sparganosis, caused by the plerocercoid larvae of <i>Spirometra</i> tapeworms, is a public health hazard worldwide. The prevalence and genetics of sparganum from snakes remain unclear. In this study, we investigated the prevalence of sparganum infection in wild snakes in Hunan province and compared the prevalence of <i>Spirometra</i> tapeworms in snakes worldwide. Furthermore, the genetic diversity of collected isolates was analyzed using mitochondrial <i>cyt</i>b and <i>cox</i>1 genes. The result shows that the sparganum infection rate in wild snakes (89.50%, 402/449) was higher in Hunan than in other regions. Genetic diversity analysis based on concatenated sequences revealed high genetic diversity but no distinct genetic structure among <i>Spirometra</i> populations. Phylogenetic analysis supported the division of European and Chinese <i>Spirometra</i> isolates and a single species in Chinese <i>Spirometra</i> isolates. The prevalence of <i>Spirometra</i> tapeworms in snakes is serious, and the risk of sparganosis should be further publicized.
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spelling doaj.art-eb7c1c096a2c4cf18a19b55464dc45ad2023-11-23T07:44:00ZengMDPI AGAnimals2076-26152022-05-01129121610.3390/ani12091216Epidemiology and Genetic Diversity of <i>Spirometra</i> Tapeworm Isolates from Snakes in Hunan Province, ChinaTengfang Gong0Xiaoyi Su1Fen Li2Junlin He3Shuyu Chen4Wenchao Li5Xinrui Xie6Yisong Liu7Xi Zhang8Wei Liu9Research Center for Parasites & Vectors, College of Veterinary Medicine, Hunan Agricultural University, Changsha 410128, ChinaDepartment of Parasitology, School of Basic Medical Sciences, Zhengzhou University, Zhengzhou 450001, ChinaResearch Center for Parasites & Vectors, College of Veterinary Medicine, Hunan Agricultural University, Changsha 410128, ChinaResearch Center for Parasites & Vectors, College of Veterinary Medicine, Hunan Agricultural University, Changsha 410128, ChinaResearch Center for Parasites & Vectors, College of Veterinary Medicine, Hunan Agricultural University, Changsha 410128, ChinaResearch Center for Parasites & Vectors, College of Veterinary Medicine, Hunan Agricultural University, Changsha 410128, ChinaResearch Center for Parasites & Vectors, College of Veterinary Medicine, Hunan Agricultural University, Changsha 410128, ChinaResearch Center for Parasites & Vectors, College of Veterinary Medicine, Hunan Agricultural University, Changsha 410128, ChinaDepartment of Parasitology, School of Basic Medical Sciences, Zhengzhou University, Zhengzhou 450001, ChinaResearch Center for Parasites & Vectors, College of Veterinary Medicine, Hunan Agricultural University, Changsha 410128, ChinaSparganosis, caused by the plerocercoid larvae of <i>Spirometra</i> tapeworms, is a public health hazard worldwide. The prevalence and genetics of sparganum from snakes remain unclear. In this study, we investigated the prevalence of sparganum infection in wild snakes in Hunan province and compared the prevalence of <i>Spirometra</i> tapeworms in snakes worldwide. Furthermore, the genetic diversity of collected isolates was analyzed using mitochondrial <i>cyt</i>b and <i>cox</i>1 genes. The result shows that the sparganum infection rate in wild snakes (89.50%, 402/449) was higher in Hunan than in other regions. Genetic diversity analysis based on concatenated sequences revealed high genetic diversity but no distinct genetic structure among <i>Spirometra</i> populations. Phylogenetic analysis supported the division of European and Chinese <i>Spirometra</i> isolates and a single species in Chinese <i>Spirometra</i> isolates. The prevalence of <i>Spirometra</i> tapeworms in snakes is serious, and the risk of sparganosis should be further publicized.https://www.mdpi.com/2076-2615/12/9/1216<i>Spirometra</i> tapewormsparganumsnakeprevalencegenetic diversity
spellingShingle Tengfang Gong
Xiaoyi Su
Fen Li
Junlin He
Shuyu Chen
Wenchao Li
Xinrui Xie
Yisong Liu
Xi Zhang
Wei Liu
Epidemiology and Genetic Diversity of <i>Spirometra</i> Tapeworm Isolates from Snakes in Hunan Province, China
Animals
<i>Spirometra</i> tapeworm
sparganum
snake
prevalence
genetic diversity
title Epidemiology and Genetic Diversity of <i>Spirometra</i> Tapeworm Isolates from Snakes in Hunan Province, China
title_full Epidemiology and Genetic Diversity of <i>Spirometra</i> Tapeworm Isolates from Snakes in Hunan Province, China
title_fullStr Epidemiology and Genetic Diversity of <i>Spirometra</i> Tapeworm Isolates from Snakes in Hunan Province, China
title_full_unstemmed Epidemiology and Genetic Diversity of <i>Spirometra</i> Tapeworm Isolates from Snakes in Hunan Province, China
title_short Epidemiology and Genetic Diversity of <i>Spirometra</i> Tapeworm Isolates from Snakes in Hunan Province, China
title_sort epidemiology and genetic diversity of i spirometra i tapeworm isolates from snakes in hunan province china
topic <i>Spirometra</i> tapeworm
sparganum
snake
prevalence
genetic diversity
url https://www.mdpi.com/2076-2615/12/9/1216
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