Evidence map›Paper›PMID 32452105›Full record

ArticlePlant biotechnology journal2020

Genomic prediction of maize microphenotypes provides insights for optimizing selection and mining diversity.

Xiaoqing Yu, Samuel Leiboff, Xianran Li, Tingting Guo, Natalie Ronning, Xiaoyu Zhang, Gary J Muehlbauer, Marja C P Timmermans, Patrick S Schnable, Michael J Scanlon and 1 more

Abstract read
In one paragraph

Article in Plant biotechnology journal, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

19 citing papers in PubMed.

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  9. A comparison of methods for training population optimization in genomic selection.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2023
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  11. Review
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  15. Developmental genetics of maize vegetative shoot architecture.Molecular breeding : new strategies in plant improvement · 2021
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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

11 authors.

Xiaoqing YuDepartment of Agronomy, Iowa State University, Ames, IA, USA.
Samuel LeiboffPlant Biology Section, School of Integrative Plant Science, Cornell University, Ithaca, NY, USA.
Xianran LiDepartment of Agronomy, Iowa State University, Ames, IA, USA.
Tingting GuoDepartment of Agronomy, Iowa State University, Ames, IA, USA.
Natalie RonningPlant Biology Section, School of Integrative Plant Science, Cornell University, Ithaca, NY, USA.
Xiaoyu ZhangDepartment of Plant Biology, University of Georgia, Athens, GA, USA.
Gary J MuehlbauerDepartment of Agronomy and Plant Genetics, University of Minnesota, St. Paul, MN, USA.
Marja C P TimmermansCenter for Plant Molecular Biology, University of Tübingen, Tübingen, Germany.
Patrick S SchnableDepartment of Agronomy, Iowa State University, Ames, IA, USA.
Michael J ScanlonPlant Biology Section, School of Integrative Plant Science, Cornell University, Ithaca, NY, USA.
Jianming YuDepartment of Agronomy, Iowa State University, Ames, IA, USA.ORCID 0000-0001-5326-3099

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Effective evaluation of millions of crop genetic stocks is an essential component of exploiting genetic diversity to achieve global food security. By leveraging genomics and data analytics, genomic prediction is a promising strategy to efficiently explore the potential of these gene banks by starting with phenotyping a small designed subset. Reliable genomic predictions have enhanced selection of many macroscopic phenotypes in plants and animals. However, the use of genomicprediction strategies for analysis of microscopic phenotypes is limited. Here, we exploited the power of genomic prediction for eight maize traits related to the shoot apical meristem (SAM), the microscopic stem cell niche that generates all the above-ground organs of the plant. With 435 713 genomewide single-nucleotide polymorphisms (SNPs), we predicted SAM morphology traits for 2687 diverse maize inbreds based on a model trained from 369 inbreds. An empirical validation experiment with 488 inbreds obtained a prediction accuracy of 0.37-0.57 across eight traits. In addition, we show that a significantly higher prediction accuracy was achieved by leveraging the U value (upper bound for reliability) that quantifies the genomic relationships of the validation set with the training set. Our findings suggest that double selection considering both prediction and reliability can be implemented in choosing selection candidates for phenotyping when exploring new diversity is desired. In this case, individuals with less extreme predicted values and moderate reliability values can be considered. Our study expands the turbocharging gene banks via genomic prediction from the macrophenotypes into the microphenotypic space.

Indexed as

GenomicsZea maysAnimalsGenotypeModels, GeneticPhenotypePolymorphism, Single NucleotideReproducibility of ResultsSelection, Geneticgenetic diversitygenomicsgenomic selectionmaizeplant breedingshoot apical meristem

Identifiers

PMID32452105
PMCPMC7680549

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LicenceCC BY
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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.