Evidence map›Paper›PMID 25561714›Full record

ArticleInfection and immunity2015

Variation in the susceptibility of Drosophila to different entomopathogenic nematodes.

Jennifer M Peña, Mayra A Carrillo, Elissa A Hallem

Open access · bronzeAbstract read
In one paragraph

Article in Infection and immunity, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
9.9field-weighted citation impact, top 2% 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

34 citing papers in PubMed, 65 citations in OpenAlex.

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  8. Heterologous Expression and Bioactivity Determination ofInternational journal of molecular sciences · 2023
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  10. microPublication biology · 2023
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  14. Immune Response ofInsects · 2020
    Article
  15. Insects · 2020
    Review
  16. Article
  17. Effect of food plants onToxicology reports · 2020
    Article
  18. Article
  19. Article
  20. 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

3 authors at 1 institution in 1 country.

Jennifer M PeñaDepartment of Microbiology, Immunology, and Molecular Genetics, University of California, Los Angeles, Los Angeles, California, USA.
Mayra A CarrilloDepartment of Microbiology, Immunology, and Molecular Genetics, University of California, Los Angeles, Los Angeles, California, USA.
Elissa A HallemDepartment of Microbiology, Immunology, and Molecular Genetics, University of California, Los Angeles, Los Angeles, California, USA ehallem@microbio.ucla.edu.
University of California, Los Angeles · US

Funding

UCLA MSD ProgramR25GM055052 · NIGMS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI BARBER, PAUL HENRY, HASSON, TAMA W. · 1996 to 2021
$9.2M
Howard Hughes Medical InstituteNIGMS NIH HHS R25 GM055052NIGMS NIH HHS R25GM055052
6 · The paper itself

Abstract

Entomopathogenic nematodes (EPNs) in the genera Heterorhabditis and Steinernema are lethal parasites of insects that are of interest as models for understanding parasite-host interactions and as biocontrol agents for insect pests. EPNs harbor a bacterial endosymbiont in their gut that assists in insect killing. EPNs are capable of infecting and killing a wide range of insects, yet how the nematodes and their bacterial endosymbionts interact with the insect immune system is poorly understood. Here, we develop a versatile model system for understanding the insect immune response to parasitic nematode infection that consists of seven species of EPNs as model parasites and five species of Drosophila fruit flies as model hosts. We show that the EPN Steinernema carpocapsae, which is widely used for insect control, is capable of infecting and killing D. melanogaster larvae. S. carpocapsae is associated with the bacterium Xenorhabdus nematophila, and we show that X. nematophila induces expression of a subset of antimicrobial peptide genes and suppresses the melanization response to the nematode. We further show that EPNs vary in their virulence toward D. melanogaster and that Drosophila species vary in their susceptibilities to EPN infection. Differences in virulence among different EPN-host combinations result from differences in both rates of infection and rates of postinfection survival. Our results establish a powerful model system for understanding mechanisms of host-parasite interactions and the insect immune response to parasitic nematode infection.

Indexed as

AnimalsAntimicrobial Cationic PeptidesDrosophilaDrosophila melanogasterHost-Parasite InteractionsHost SpecificityLarvaLongevityNematodaSpecies SpecificitySymbiosisTime FactorsVirulenceXenorhabdusAntimicrobial Cationic Peptides

Identifiers

PMID25561714
PMCPMC4333445
OpenAlexW2134533609

What OpenQuestion holds

Textmetadata
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.