Evidence map›Paper›PMID 30541617›Full record

ArticleParasites & vectors2018

Differentiation of Trichinella species (Trichinella spiralis/Trichinella britovi versus Trichinella pseudospiralis) using western blot.

Maria Angeles Gómez-Morales, Alessandra Ludovisi, Marco Amati, Simona Cherchi, Daniele Tonanzi, Edoardo Pozio

Open access · goldAbstract readEvaluation Study
In one paragraph

Article in Parasites & vectors, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
2.0field-weighted citation impact, top 13% 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

19 citing papers in PubMed, 1 synthesis or guideline pooled it, 35 citations in OpenAlex.

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4 · The record

Corrections and comments

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5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

Maria Angeles Gómez-MoralesEuropean Union Reference Laboratory for Parasites, Istituto Superiore di Sanità, viale Regina Elena 299, 00161, Rome, Italy. mariaangeles.gomezmorales@iss.it.
Alessandra LudovisiEuropean Union Reference Laboratory for Parasites, Istituto Superiore di Sanità, viale Regina Elena 299, 00161, Rome, Italy.
Marco AmatiEuropean Union Reference Laboratory for Parasites, Istituto Superiore di Sanità, viale Regina Elena 299, 00161, Rome, Italy.
Simona CherchiEuropean Union Reference Laboratory for Parasites, Istituto Superiore di Sanità, viale Regina Elena 299, 00161, Rome, Italy.
Daniele TonanziEuropean Union Reference Laboratory for Parasites, Istituto Superiore di Sanità, viale Regina Elena 299, 00161, Rome, Italy.
Edoardo PozioEuropean Union Reference Laboratory for Parasites, Istituto Superiore di Sanità, viale Regina Elena 299, 00161, Rome, Italy.
Istituto Superiore di Sanità · IT

Funding

EU SANCO/2006/FOOD SAFETY/032Ministero della Salute CCM 2016
6 · The paper itself

Abstract

backgroundTrichinellosis is a meat-borne zoonotic disease caused by parasites of the genus Trichinella. To date, 12 taxa have been described. The identification of Trichinella species is crucial in order to identify the possible source of infection, the geographical origin of the parasite and to assess risk of infection for domestic pigs and humans. Specific identification of the etiological agent is not always feasible using direct methods since the source of infection can be untraceable. The aim of this study was to develop a diagnostic tool to infer the causative Trichinella species using western blot patterns of sera derived from infected animal and human hosts.

methodsSera from mice experimentally infected with Trichinella spiralis, Trichinella britovi, Trichinella pseudospiralis and Trichinella papuae were tested by western blot using homologous and heterologous crude worm extracts (CWE) and a highly sensitive detection system based on chemiluminescence. In addition, sera from pigs experimentally infected with T. spiralis, T. britovi and T. pseudospiralis and from patients with confirmed T. spiralis, T. britovi and T. pseudospiralis infections, were also included.

resultsSera from mice infected with one Trichinella species reacted with CWE proteins from all four investigated species. Likewise, sera derived from pigs and humans infected with one Trichinella species reacted with CWE proteins from all the three investigated species. Using T. spiralis CWE, sera from T. pseudospiralis-infected hosts yielded a characteristic pattern of reactivity using Wb, which differed to that produced by T. spiralis/T. britovi- or T. papuae-infected host sera.

conclusionsThe present study suggests that western blot using T. spiralis CWE may be a useful tool to distinguish Trichinella infections caused by T. pseudospiralis from those caused by T. spiralis or T. britovi. This method may support epidemiological investigations, particularly when the source of infection is not traceable.

Indexed as

AnimalsAntibodies, HelminthBlotting, WesternHumansMeatMiceSus scrofaSwineSwine DiseasesTrichinellaTrichinella spiralisTrichinellosisAntibodies, HelminthCrude worm extractDiagnosisEpidemiologySerologyTrichinellaWestern blot

Identifiers

PMID30541617
PMCPMC6291991
OpenAlexW2904275231

What OpenQuestion holds

Textmetadata
LicenceCC BY
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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.