Evidence map›Paper›PMID 30840677›Full record

ArticlePloS one2019

Genome-wide haplotype-based association analysis of key traits of plant lodging and architecture of maize identifies major determinants for leaf angle: hapLA4.

Carlos Maldonado, Freddy Mora, Carlos A Scapim, Marlon Coan

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Article in PloS one, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing 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

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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

32 citing papers in PubMed.

  1. Article
  2. Exploring the potential of naked barley to manage deoxynivalenol accumulation from Fusarium head blight.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2026
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  12. flopp: Extremely Fast Long-Read Polyploid Haplotype Phasing by Uniform Tree Partitioning.Journal of computational biology : a journal of computational molecular cell biology · 2022
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  17. An LTR retrotransposon in the promoter of aHorticulture research · 2022
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4 · The record

Corrections and comments

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5 · Who and what money

Authors and funding

4 authors.

Carlos MaldonadoInstitute of Biological Sciences, University of Talca, Talca, Chile.
Freddy MoraInstitute of Biological Sciences, University of Talca, Talca, Chile.ORCID 0000-0002-4845-3549
Carlos A ScapimUniversidade Estadual de Maringá, Departamento de Agronomia, Maringá, PR, Brazil.
Marlon CoanUniversidade Estadual de Maringá, Departamento de Agronomia, Maringá, PR, Brazil.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Traits related to plant lodging and architecture are important determinants of plant productivity in intensive maize cultivation systems. Motivated by the identification of genomic associations with the leaf angle, plant height (PH), ear height (EH) and the EH/PH ratio, we characterized approximately 7,800 haplotypes from a set of high-quality single nucleotide polymorphisms (SNPs), in an association panel consisting of tropical maize inbred lines. The proportion of the phenotypic variations explained by the individual SNPs varied between 7%, for the SNP S1_285330124 (located on chromosome 9 and associated with the EH/PH ratio), and 22%, for the SNP S1_317085830 (located on chromosome 6 and associated with the leaf angle). A total of 40 haplotype blocks were significantly associated with the traits of interest, explaining up to 29% of the phenotypic variation for the leaf angle, corresponding to the haplotype hapLA4.04, which was stable over two growing seasons. Overall, the associations for PH, EH and the EH/PH ratio were environment-specific, which was confirmed by performing a model comparison analysis using the information criteria of Akaike and Schwarz. In addition, five stable haplotypes (83%) and 15 SNPs (75%) were identified for the leaf angle. Finally, approximately 62% of the associated haplotypes (25/40) did not contain SNPs detected in the association study using individual SNP markers. This result confirms the advantage of haplotype-based genome-wide association studies for examining genomic regions that control the determining traits for architecture and lodging in maize plants.

Indexed as

HaplotypesPhenotypeChromosomes, PlantGenetic LociGenome-Wide Association StudyPlant LeavesPolymorphism, Single NucleotideZea mays

Identifiers

PMID30840677
PMCPMC6402688

What Socratic 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 Socratic graph.