Evidence map›Paper›PMID 26754529›Full record

ArticleParasites & vectors2016

Species complexes and phylogenetic lineages of Hoferellus (Myxozoa, Cnidaria) including revision of the genus: A problematic case for taxonomy.

Gema Alama-Bermejo, Miloslav Jirků, Alena Kodádková, Hana Pecková, Ivan Fiala, Astrid S Holzer

Open access · goldAbstract read
In one paragraph

Article in Parasites & vectors, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.0field-weighted citation impact, top 25% 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

9 citing papers in PubMed, 20 citations in OpenAlex.

  1. Morphological and molecular characterisation of two closely related species:International journal for parasitology. Parasites and wildlife · 2024
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  3. A new myxozoan parasitizing Mesonauta festivus (Cichliformes: Cichlidae) from the lake region in the municipality of Tartarugalzinho, Eastern Amazon, Brazil.Revista brasileira de parasitologia veterinaria = Brazilian journal of veterinary parasitology : Orgao Oficial do Colegio Brasileiro de Parasitologia Veterinaria · 2024
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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

6 authors at 3 institutions in 3 countries.

Gema Alama-BermejoInstitute of Parasitology, Biology Centre of the Czech Academy of Sciences, České Budějovice, 37005, Czech Republic. gema.alama@gmail.com.
Miloslav JirkůInstitute of Parasitology, Biology Centre of the Czech Academy of Sciences, České Budějovice, 37005, Czech Republic. miloslav.jirku@seznam.cz.
Alena KodádkováInstitute of Parasitology, Biology Centre of the Czech Academy of Sciences, České Budějovice, 37005, Czech Republic. alena.kodadkova@gmail.com.
Hana PeckováInstitute of Parasitology, Biology Centre of the Czech Academy of Sciences, České Budějovice, 37005, Czech Republic. pecka@paru.cas.cz.
Ivan FialaInstitute of Parasitology, Biology Centre of the Czech Academy of Sciences, České Budějovice, 37005, Czech Republic. fiala@paru.cas.cz.
Astrid S HolzerInstitute of Parasitology, Biology Centre of the Czech Academy of Sciences, České Budějovice, 37005, Czech Republic. astrid.holzer@paru.cas.cz.
Czech Academy of Sciences, Biology Centre · CZInstitute of Parasitology · CZParc Científic de la Universitat de València · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMyxozoans are metazoan parasites whose traditional spore morphology-based taxonomy conflicts DNA based phylogenies. Freshwater species of the genus Hoferellus are parasites of the excretory system, with several members infecting food and ornamental fish species, as well as amphibians. This study aims to increase our understanding of their molecular diversity and development, aspects about which little is known, and to generate a molecular diagnostic tool to discriminate between different pathogenic and non-pathogenic Hoferellus spp.

methodsSSU and ITS rDNA phylogeny, along with morphological descriptions using light and electron microscopy were used to identify and characterize Hoferellus species collected from the urinary system of fishes and frogs. A PCR-based diagnostic assay was designed to differentiate between cryptic Hoferellus spp in cyprinid fishes commonly cultured in Central Europe.

resultsOur phylogenetic results separate the species of Hoferellus into two phylogenetic sublineages which are indistinguishable on the basis of generic morphological traits: 1) The Hoferellus sensu stricto sublineage, which is composed of the type species Hoferellus cyprini, Hoferellus carassii and a cryptic species, Hoferellus sp. detected only molecularly in common carp. 2) The Hoferellus sensu lato sublineage into which the new species we described in this study, Hoferellus gnathonemi sp. n. from the kidney of the elephantnose fish and Hoferellus anurae from reed frogs, are placed together with Hoferellus gilsoni previously sequenced from European eel. Apart from phylogenetic analyses, we also provide novel ultrastructural data on the phagocytotic nature of some Hoferellus plasmodia and on the elusive intracellular stages ascribed to the presporogonic development of this genus.

conclusionsWe provide molecular evidence of the polyphyly of the genus Hoferellus and provide novel morphological details of its members. Based on the presented data, we revise and propose emendation of the genus Hoferellus.

Indexed as

AnimalsAnuraBase SequenceCyprinidaeDNA, RibosomalFish DiseasesKidneyMaleMolecular Sequence DataMyxozoaParasitic Diseases, AnimalPhylogenySequence Analysis, DNADNA, Ribosomal

Identifiers

PMID26754529
PMCPMC4709930
OpenAlexW2231308092

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Registered trials

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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.