Evidence map›Paper›PMID 29599427›Full record

ArticleScientific reports2018

A new artificial diet for western corn rootworm larvae is compatible with and detects resistance to all current Bt toxins.

Dalton C Ludwick, Lisa N Meihls, Man P Huynh, Adriano E Pereira, B Wade French, Thomas A Coudron, Bruce E Hibbard

Erratum issuedAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

  1. Article
  2. Article
  3. A universal artificial diet for corn rootworm (Frontiers in insect science · 2024
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  4. Article
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  6. Article
  7. Article
  8. Food chemistry: X · 2022
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors.

Dalton C LudwickDivision of Plant Sciences, University of Missouri, Columbia, Missouri, United States of America.
Lisa N MeihlsPlant Genetics Research Unit, USDA-Agricultural Research Service, Columbia, Missouri, United States of America.
Man P HuynhDivision of Plant Sciences, University of Missouri, Columbia, Missouri, United States of America.
Adriano E PereiraPlant Genetics Research Unit, USDA-Agricultural Research Service, Columbia, Missouri, United States of America.
B Wade FrenchUnited States Department of Agriculture-Agricultural Research Service, Brookings, South Dakota, United States of America.
Thomas A CoudronBiological Control of Insects Research Laboratory, USDA-Agricultural Research Service, Columbia, Missouri, United States of America.
Bruce E HibbardPlant Genetics Research Unit, USDA-Agricultural Research Service, Columbia, Missouri, United States of America. Bruce.Hibbard@ars.usda.gov.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Insect resistance to transgenic crops is a growing concern for farmers, regulatory agencies, the seed industry, and researchers. Since 2009, instances of field-evolved Bt resistance or cross resistance have been documented for each of the four Bt proteins available for western corn rootworm (WCR), a major insect pest. To characterize resistance, WCR populations causing unexpected damage to Bt maize are evaluated in plant and/or diet toxicity assays. Currently, it is not possible to make direct comparisons of data from different Bt proteins due to differing proprietary artificial diets. Our group has developed a new, publicly available diet (WCRMO-1) with improved nutrition for WCR larvae. For the current manuscript, we tested the compatibility of all Bt proteins currently marketed for WCR on the WCRMO-1 diet and specific proprietary diets corresponding to each toxin using a susceptible colony of WCR. We also tested WCR colonies selected for resistance to each protein to assess the ability of the diet toxicity assay to detect Bt resistance. The WCRMO-1 diet is compatible with each of the proteins and can differentiate resistant colonies from susceptible colonies for each protein. Our diet allows researchers to monitor resistance without the confounding nutritional differences present between diets.

Indexed as

AnimalsColeopteraCrops, AgriculturalDietEndotoxinsInsecticide ResistanceLarvaPlant RootsZea maysCry3Bbl endotoxin, Bacillus thuringiensisEndotoxins

Identifiers

PMID29599427
PMCPMC5876330

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.