Evidence map›Paper›PMID 34944242›Full record

ArticleAnimals : an open access journal from MDPI2021

Molecular Identification and Characterization of a Genotype 3 Hepatitis E Virus (HEV) Strain Detected in a Wolf Faecal Sample, Italy.

Vittorio Sarchese, Paola Fruci, Andrea Palombieri, Federica Di Profio, Serena Robetto, Carlo Ercolini, Riccardo Orusa, Fulvio Marsilio, Vito Martella, Barbara Di Martino

Open access · goldAbstract read
In one paragraph

Article in Animals : an open access journal from MDPI, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
1.2field-weighted citation impact, top 20% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

15 citing papers in PubMed, 14 citations in OpenAlex.

  1. Genetic Heterogeneity of Hepatitis E Virus (HEV) in Wild Boars in Italy.Animals : an open access journal from MDPI · 2026
    Article
  2. Review
  3. Article
  4. Article
  5. Nanopore sequencing in veterinary medicine: from concepts to clinical applications.Frontiers in cellular and infection microbiology · 2025
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors at 3 institutions in 1 country.

Vittorio SarcheseFaculty of Veterinary Medicine, Università degli Studi di Teramo, 64100 Teramo, Italy.ORCID 0000-0002-2294-1624
Paola FruciFaculty of Veterinary Medicine, Università degli Studi di Teramo, 64100 Teramo, Italy.ORCID 0000-0002-6946-8467
Andrea PalombieriFaculty of Veterinary Medicine, Università degli Studi di Teramo, 64100 Teramo, Italy.ORCID 0000-0001-5903-086X
Federica Di ProfioFaculty of Veterinary Medicine, Università degli Studi di Teramo, 64100 Teramo, Italy.
Serena RobettoIstituto Zooprofilattico Sperimentale del Piemonte, Liguria e Valle d'Aosta, Centro di Referenza Nazionale per le Malattie degli Animali Selvatici (CeRMAS), 11020 Aosta, Italy.
Carlo ErcoliniIstituto Zooprofilattico Sperimentale del Piemonte, Liguria e Valle d'Aosta, SC Liguria e Portualità Marittima, 19100 La Spezia, Italy.
Riccardo OrusaIstituto Zooprofilattico Sperimentale del Piemonte, Liguria e Valle d'Aosta, Centro di Referenza Nazionale per le Malattie degli Animali Selvatici (CeRMAS), 11020 Aosta, Italy.
Fulvio MarsilioFaculty of Veterinary Medicine, Università degli Studi di Teramo, 64100 Teramo, Italy.ORCID 0000-0001-9552-1199
Vito MartellaDepartment of Veterinary Medicine, Università Aldo Moro di Bari, 70121 Valenzano, Italy.ORCID 0000-0002-5740-6947
Barbara Di MartinoFaculty of Veterinary Medicine, Università degli Studi di Teramo, 64100 Teramo, Italy.ORCID 0000-0001-6192-7166
University of Teramo · ITIstituto Zooprofilattico Sperimentale del Piemonte Liguria e Valle d'Aosta · ITUniversity of Bari Aldo Moro · IT

Funding

Italian Ministry for Education, University and Research in the framework of the Project "Demetra" Dipartimenti di Eccellenza 2018 - 2022, CUP_C46C18000530001Molecular survey was funded by the Italian Ministry of Health Progetto di Ricerca Corrente 2020 IZS PLV 13/20RC
6 · The paper itself

Abstract

Hepatitis E virus (HEV) infection is a major health problem worldwide. In developed countries, zoonotic transmission of HEV genotypes (Gt) 3 and 4 is caused by the ingestion of raw or undercooked meat of infected pigs and wild boars, the main reservoirs of HEV. However, additional animals may harbour HEV or HEV-related strains, including carnivores. In this study, we investigated the molecular epidemiology of orthohepeviruses in wild canids by screening a total of 136 archival faecal samples, collected from wolves (42) and red foxes (94) in Northwestern Italy. Orthohepevirus RNA was identified in a faecal specimen, collected from a wolf carcass in the province of La Spezia (Liguria Region, Italy). The nearly full-length (7212 nucleotides) genome of the strain HEV/81236/Wolf/2019/ITA (GenBank accession no. MZ463196) was determined by combining a sequence-independent single-primer amplification (SISPA) approach with the Oxford Nanopore Technologies sequencing platform. Upon phylogenetic analysis, the HEV detected in wolf was segregated into clade HEV-3.1, displaying the highest nucleotide (nt) identity (89.0-93.3%) to Gt3 strains belonging to subtype c. Interestingly, the wolf faecal sample also contained porcine astrovirus sequences, endorsing the hypothesis of a dietary origin of the HEV strain due to preying habits.

Indexed as

genotype 3HEVOrthohepevirus Astool samplewolf

Identifiers

PMID34944242
PMCPMC8698176
OpenAlexW4200341052

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.