Evidence map›Paper›PMID 29336517›Full record

ArticleThe Journal of eukaryotic microbiology2018

Environmental Sequencing Fills the Gap Between Parasitic Haplosporidians and Free-living Giant Amoebae.

Georgia M Ward, Sigrid Neuhauser, René Groben, Stefan Ciaghi, Cédric Berney, Sarah Romac, David Bass

Abstract read
In one paragraph

Article in The Journal of eukaryotic microbiology, 2018. 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
–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

15 citing papers in PubMed.

  1. Atlantic to Pacific: Outbreak of bivalve transmissible neoplasia detected in hybridizing soft-shell clams and eDNA in Puget Sound.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  2. Article
  3. Article
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  5. Microorganisms · 2023
    Article
  6. Article
  7. Article
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  11. The Pathobiome in Animal and Plant Diseases.Trends in ecology & evolution · 2019
    Review
  12. Article
  13. Article
  14. Article
  15. 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.

Georgia M WardDepartment of Life Sciences, The Natural History Museum, Cromwell Road, London, SW7 5BD, United Kingdom.ORCID http://orcid.org/0000-0002-9654-1228
Sigrid NeuhauserInstitute of Microbiology, University of Innsbruck, Technikerstraße, Innsbruck, 25 6020, Austria.
René GrobenVÖR - Marine Research Center at Breiðafjörður, Norðurtangi, Ólafsvík, 355, Iceland.
Stefan CiaghiInstitute of Microbiology, University of Innsbruck, Technikerstraße, Innsbruck, 25 6020, Austria.
Cédric BerneySorbonne Universités UPMC Université Paris 06 & CNRS, UMR7144, Station Biologique de Roscoff, Place Georges Teissier, Roscoff, 29680, France.ORCID http://orcid.org/0000-0001-8689-9907
Sarah RomacSorbonne Universités UPMC Université Paris 06 & CNRS, UMR7144, Station Biologique de Roscoff, Place Georges Teissier, Roscoff, 29680, France.
David BassDepartment of Life Sciences, The Natural History Museum, Cromwell Road, London, SW7 5BD, United Kingdom.ORCID http://orcid.org/0000-0002-9883-7823

Funding

Austrian Science Fund FWF J 3175Austrian Science Fund FWF Y 801
6 · The paper itself

Abstract

Class Ascetosporea (Rhizaria; Endomyxa) comprises many parasites of invertebrates. Within this group, recent group-specific environmental DNA (eDNA) studies have contributed to the establishment of the new order Mikrocytida, a new phylogeny and characterization of Paramyxida, and illuminated the diversity and distribution of haplosporidians. Here, we use general and lineage-specific PCR primers to investigate the phylogenetic "gap" between haplosporidians and their closest known free-living relatives, the testate amoeba Gromia and reticulate amoeba Filoreta. Within this gap are Paradinium spp. parasites of copepods, which we show to be highly diverse and widely distributed in planktonic and benthic samples. We reveal a robustly supported radiation of parasites, ENDO-3, comprised of Paradinium and three further clades (ENDO-3a, ENDO-3b and SPP). A further environmental group, ENDO-2, perhaps comprising several clades, branches between this radiation and the free-living amoebae. Early diverging haplosporidians were also amplified, often associated with bivalves or deep-sea samples. The general primer approach amplified an overlapping set of novel lineages within ENDO-3 and Haplosporida, whereas the group-specific primer strategy, targeted to amplify from the earliest known divergent haplosporidians to Gromia, generated greater sequence diversity across part of this phylogenetic range.

Indexed as

AscetosporeacopepodeDNAEndomyxaParadiniumparasite

Identifiers

PMID29336517
PMCPMC6173291

What OpenQuestion holds

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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.