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ArticleActa parasitologica2021

Use of the PCR in a Combined Methodological Approach for the Study of Human Fascioliasis in an Endemic Area.

Silvana Carnevale, Jorge Bruno Malandrini, María Laura Pantano, Mirna Sawicki, Laura Kamenetzky, Claudia Cecilia Soria, Jorge Néstor Velásquez

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Article in Acta parasitologica, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
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

1 citing paper in PubMed.

  1. Article
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

7 authors.

Silvana CarnevaleDepartamento de Parasitología, Instituto Nacional de Enfermedades Infecciosas, ANLIS "Dr. Carlos G. Malbrán", Avenida Vélez Sarsfield 563,, CP 1281, Ciudad de Buenos Aires, Argentina.
Jorge Bruno MalandriniFacultad de Ciencias de la Salud, Universidad Nacional de Catamarca, Maestro Quiroga 1ra. Cuadra, CP 4700, San Fernando del Valle de Catamarca, Catamarca, Argentina.
María Laura PantanoDepartamento de Parasitología, Instituto Nacional de Enfermedades Infecciosas, ANLIS "Dr. Carlos G. Malbrán", Avenida Vélez Sarsfield 563,, CP 1281, Ciudad de Buenos Aires, Argentina.
Mirna SawickiHospital de Infecciosas "Dr. Francisco Javier Muñiz". Uspallata 2272, CP 1282, Ciudad de Buenos Aires, Argentina.
Laura KamenetzkyInstituto de Microbiología y Parasitología Médica (IMPaM), UBA-CONICET, Paraguay 2155 piso 13, CP 1121, Ciudad de Buenos Aires, Argentina.
Claudia Cecilia SoriaFacultad de Ciencias de la Salud, Universidad Nacional de Catamarca, Maestro Quiroga 1ra. Cuadra, CP 4700, San Fernando del Valle de Catamarca, Catamarca, Argentina.
Jorge Néstor VelásquezHospital de Infecciosas "Dr. Francisco Javier Muñiz". Uspallata 2272, CP 1282, Ciudad de Buenos Aires, Argentina. jorgeysilvana@speedy.com.ar.ORCID http://orcid.org/0000-0002-3881-3934

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeFascioliasis is a worldwide distributed trematodiasis considered a neglected disease. Diagnosis in humans has been traditionally based on parasitological and immunological techniques. Recently we reported the use of the PCR in stool samples for the individual diagnosis. The purpose of this study was to evaluate human fascioliasis by a combination of diagnostic methods in an area where the disease is highly endemic in animals.

methodsWe studied all the inhabitants (N = 240) of Tatón village, Argentina, by Fasciola hepatica rproCL1-ELISA. Among them, we continued the study with 13 cases that had at least two positive serological tests, who performed a questionnaire, physical examination, abdominal ultrasonography, and collection of blood and faeces. Blood/serum samples were used for Fh rproCL1-ELISA and liver function tests. Faeces were used for parasitological analysis and PCR of a repetitive fragment of Fasciola sp.

resultsAmong the 13 patients, 9 presented symptoms of biliary colic. All patients repeated positive serology. F. hepatica eggs were not detected. PCR was positive in 11 cases.

conclusionThis is the first report employing an approach based on the combination of methods for the evaluation of human fascioliasis in an endemic area, which includes molecular tools with a high value in detecting low infections.

Indexed as

Fasciola hepaticaFascioliasisAnimalsAntigens, HelminthArgentinaEnzyme-Linked Immunosorbent AssayFecesHumansPolymerase Chain ReactionSensitivity and SpecificityAntigens, HelminthEndemic areasEnzyme-linked immunosorbent assayHuman fascioliasisPolymerase chain reaction

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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.