First Report of <i>Proteocephalus longicollis</i> (Zeder, 1800) in <i>Alosa fallax lacustris</i> (Fatio, 1890) from Lake Garda (Italy): Morphological and Molecular Study

Twaite shad (<i>Alosa fallax</i>) includes two subspecies, the anadromous <i>Alosa fallax nilotica</i>, and the landlocked species <i>Alosa fallax lacustris</i>, representing the only Clupeidae inhabiting Lake Garda. Study of the parasitic fauna of this species in...

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Main Authors: Ivan Corti, Giovanni De Benedetto, Kristian Riolo, Renato Malandra, Gabriella Gaglio
Format: Article
Language:English
Published: MDPI AG 2023-09-01
Series:Veterinary Sciences
Subjects:
Online Access:https://www.mdpi.com/2306-7381/10/9/567
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author Ivan Corti
Giovanni De Benedetto
Kristian Riolo
Renato Malandra
Gabriella Gaglio
author_facet Ivan Corti
Giovanni De Benedetto
Kristian Riolo
Renato Malandra
Gabriella Gaglio
author_sort Ivan Corti
collection DOAJ
description Twaite shad (<i>Alosa fallax</i>) includes two subspecies, the anadromous <i>Alosa fallax nilotica</i>, and the landlocked species <i>Alosa fallax lacustris</i>, representing the only Clupeidae inhabiting Lake Garda. Study of the parasitic fauna of this species in this area is still limited. For this reason, the aim of the present study was to evaluate the presence of tapeworms from <i>A. fallax lacustris</i> sampled in Lake Garda. Sixty-six <i>A. fallax lacustris</i> specimens were collected at the Milan fish market (Lombardy, Italy); specifically, an evaluation of the gastrointestinal contents was carried out for the presence of helminths. All parasites found were fixed in 70% ethanol and transferred to the laboratories of the University of Messina for morphological and molecular analysis. Parts of the parasites were stained with Semichon’s carmine red technique. Molecular analysis was carried out using LSU rRNA and ITS2 region genes. Eight specimens out of sixty-six (12.1%) were positive for adult cestodes within the pyloric caeca. Morphological and molecular analysis could to identify the parasites found to be <i>Proteocephalus longicollis</i>. This parasite species is not considered a zoonotic agent, representing a low risk of parasitic fish-borne zoonosis for consumers of this appreciated fish from Lake Garda.
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spelling doaj.art-e13dee477b224e68a9196c99416d6f9d2023-11-19T13:20:57ZengMDPI AGVeterinary Sciences2306-73812023-09-0110956710.3390/vetsci10090567First Report of <i>Proteocephalus longicollis</i> (Zeder, 1800) in <i>Alosa fallax lacustris</i> (Fatio, 1890) from Lake Garda (Italy): Morphological and Molecular StudyIvan Corti0Giovanni De Benedetto1Kristian Riolo2Renato Malandra3Gabriella Gaglio4Agenzia di Tutela Della Salute Dell’insubria, 22100 Como, ItalyDepartment of Veterinary Sciences, University of Messina, 98168 Messina, ItalyDepartment of Chemical, Biological, Pharmaceutical and Environmental Sciences, University of Messina, 98166 Messina, ItalyVeterinario Già Responsabile S.S. Mercati Generali, ATS Città Metropolitana di Milano, 20137 Milano, ItalyDepartment of Veterinary Sciences, University of Messina, 98168 Messina, ItalyTwaite shad (<i>Alosa fallax</i>) includes two subspecies, the anadromous <i>Alosa fallax nilotica</i>, and the landlocked species <i>Alosa fallax lacustris</i>, representing the only Clupeidae inhabiting Lake Garda. Study of the parasitic fauna of this species in this area is still limited. For this reason, the aim of the present study was to evaluate the presence of tapeworms from <i>A. fallax lacustris</i> sampled in Lake Garda. Sixty-six <i>A. fallax lacustris</i> specimens were collected at the Milan fish market (Lombardy, Italy); specifically, an evaluation of the gastrointestinal contents was carried out for the presence of helminths. All parasites found were fixed in 70% ethanol and transferred to the laboratories of the University of Messina for morphological and molecular analysis. Parts of the parasites were stained with Semichon’s carmine red technique. Molecular analysis was carried out using LSU rRNA and ITS2 region genes. Eight specimens out of sixty-six (12.1%) were positive for adult cestodes within the pyloric caeca. Morphological and molecular analysis could to identify the parasites found to be <i>Proteocephalus longicollis</i>. This parasite species is not considered a zoonotic agent, representing a low risk of parasitic fish-borne zoonosis for consumers of this appreciated fish from Lake Garda.https://www.mdpi.com/2306-7381/10/9/567tapewormProteocephalidaetwaite shadfreshwater fishnorthern Italy
spellingShingle Ivan Corti
Giovanni De Benedetto
Kristian Riolo
Renato Malandra
Gabriella Gaglio
First Report of <i>Proteocephalus longicollis</i> (Zeder, 1800) in <i>Alosa fallax lacustris</i> (Fatio, 1890) from Lake Garda (Italy): Morphological and Molecular Study
Veterinary Sciences
tapeworm
Proteocephalidae
twaite shad
freshwater fish
northern Italy
title First Report of <i>Proteocephalus longicollis</i> (Zeder, 1800) in <i>Alosa fallax lacustris</i> (Fatio, 1890) from Lake Garda (Italy): Morphological and Molecular Study
title_full First Report of <i>Proteocephalus longicollis</i> (Zeder, 1800) in <i>Alosa fallax lacustris</i> (Fatio, 1890) from Lake Garda (Italy): Morphological and Molecular Study
title_fullStr First Report of <i>Proteocephalus longicollis</i> (Zeder, 1800) in <i>Alosa fallax lacustris</i> (Fatio, 1890) from Lake Garda (Italy): Morphological and Molecular Study
title_full_unstemmed First Report of <i>Proteocephalus longicollis</i> (Zeder, 1800) in <i>Alosa fallax lacustris</i> (Fatio, 1890) from Lake Garda (Italy): Morphological and Molecular Study
title_short First Report of <i>Proteocephalus longicollis</i> (Zeder, 1800) in <i>Alosa fallax lacustris</i> (Fatio, 1890) from Lake Garda (Italy): Morphological and Molecular Study
title_sort first report of i proteocephalus longicollis i zeder 1800 in i alosa fallax lacustris i fatio 1890 from lake garda italy morphological and molecular study
topic tapeworm
Proteocephalidae
twaite shad
freshwater fish
northern Italy
url https://www.mdpi.com/2306-7381/10/9/567
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