Evidence map›Paper›PMID 25538102›Full record

ArticleG3 (Bethesda, Md.)2014

Threshold models for genome-enabled prediction of ordinal categorical traits in plant breeding.

Osval A Montesinos-López, Abelardo Montesinos-López, Paulino Pérez-Rodríguez, Gustavo de Los Campos, Kent Eskridge, José Crossa

Abstract read
In one paragraph

Article in G3 (Bethesda, Md.), 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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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

30 citing papers in PubMed.

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  14. MaximumG3 (Bethesda, Md.) · 2020
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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.

Osval A Montesinos-LópezFacultad de Telemática, Universidad de Colima, Avenida Universidad 333, Colima, México.
Abelardo Montesinos-LópezDepartamento de Estadística, Centro de Investigación en Matemáticas (CIMAT), Guanajuato, Guanajuato, México.
Paulino Pérez-RodríguezColegio de Postgraduados, Edo. de México, México.
Gustavo de Los CamposDepartment of Biostatistics, University of Alabama at Birmingham, 443, Birmingham, Alabama 35294.
Kent EskridgeDepartment of Statistics, University of Nebraska, Lincoln, Nebraska.
José CrossaBiometrics and Statistics Unit, International Maize and Wheat Improvement Center (CIMMYT), México, D.F., México j.crossa@cgiar.org.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Categorical scores for disease susceptibility or resistance often are recorded in plant breeding. The aim of this study was to introduce genomic models for analyzing ordinal characters and to assess the predictive ability of genomic predictions for ordered categorical phenotypes using a threshold model counterpart of the Genomic Best Linear Unbiased Predictor (i.e., TGBLUP). The threshold model was used to relate a hypothetical underlying scale to the outward categorical response. We present an empirical application where a total of nine models, five without interaction and four with genomic × environment interaction (G×E) and genomic additive × additive × environment interaction (G×G×E), were used. We assessed the proposed models using data consisting of 278 maize lines genotyped with 46,347 single-nucleotide polymorphisms and evaluated for disease resistance [with ordinal scores from 1 (no disease) to 5 (complete infection)] in three environments (Colombia, Zimbabwe, and Mexico). Models with G×E captured a sizeable proportion of the total variability, which indicates the importance of introducing interaction to improve prediction accuracy. Relative to models based on main effects only, the models that included G×E achieved 9-14% gains in prediction accuracy; adding additive × additive interactions did not increase prediction accuracy consistently across locations.

Indexed as

AscomycotaModels, GeneticBreedingDisease ResistanceGenome, PlantGenotypePhenotypePlant DiseasesPolymorphism, Single NucleotideZea maysdisease resistanceGBLUPgenotype × environment interactionGenPredprediction accuracyshared data resourcethreshold model

Identifiers

PMID25538102
PMCPMC4321037

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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.