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May 10, 2026Research in Veterinary ScienceOpen Access

Molecular detection and characterization of Hepatitis E virus in wild boars (Sus scrofa) from northern Italy

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Why the study?

Hepatitis E virus is an emerging zoonotic pathogen with wild boars recognized as reservoirs, motivating investigation of HEV circulation in an area of high wild boar density and human-animal interaction.

Population

3040 liver samples and 582 bile samples from wild boars in northern Italy

Design

Wildlife surveillance study

Authors

EOEmanuela OlivieriSRSara RigamontiRMRiccardo Montagna

Discussion

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Overview

HEV circulation in northern Italian wild boars supports targeted surveillance; leaves open zoonotic risk quantification in humans.

Structured PICO

P
Population
3040 liver samples and 582 bile samples from hunted or found-dead wild boars (Sus scrofa) in the Ticino River Natural Park (Lombardy, northern Italy) collected between 2016-2018 and 2020-2022
O
Outcome
Detection of Hepatitis E virus (HEV) RNAsurrogate

Zoonotic HEV-3f1 actively circulates in wild boars in northern Italy, highlighting a potential transmission risk to humans.

Cite This Study

Olivieri et al. (2026) studied this question.

synapsesocial.com/papers/6a8cfda95446738efd279775https://doi.org/10.1016/j.rvsc.2026.106259
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Genetic Heterogeneity of Hepatitis E Virus (HEV) in Wild Boars in Italy2026
  2. 2Hepatitis E virus in wild boar from Poland2026
  3. 3Novel subtypes and unexpected heterogeneity of hepatitis E viral strains in wild boar captured in a small area in Central Italy2022 · 9 citations
  4. 4Detection of Hepatitis E Virus in Game Meat (Wild Boar) Supply Chain in Umbria Region, Central Italy2024 · 3 citations
  5. 5Prevalence of hepatitis E virus infection in wild boars from Spain: a possible seasonal pattern?2018 · 40 citations