Evidence map›Paper›PMID 23593144›Full record

ArticlePloS one2013

An efficient hierarchical generalized linear mixed model for mapping QTL of ordinal traits in crop cultivars.

Jian-Ying Feng, Jin Zhang, Wen-Jie Zhang, Shi-Bo Wang, Shi-Feng Han, Yuan-Ming Zhang

Abstract read
In one paragraph

Article in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

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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

8 citing papers in PubMed.

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4 · The record

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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.

Jian-Ying FengSection on Statistical Genomics, State Key Laboratory of Crop Genetics and Germplasm Enhancement, Department of Crop Genetics and Breeding, Nanjing Agricultural University, Nanjing, Jiangsu, China.
Jin Zhang
Wen-Jie Zhang
Shi-Bo Wang
Shi-Feng Han
Yuan-Ming Zhang

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Many important phenotypic traits in plants are ordinal. However, relatively little is known about the methodologies for ordinal trait association studies. In this study, we proposed a hierarchical generalized linear mixed model for mapping quantitative trait locus (QTL) of ordinal traits in crop cultivars. In this model, all the main-effect QTL and QTL-by-environment interaction were treated as random, while population mean, environmental effect and population structure were fixed. In the estimation of parameters, the pseudo data normal approximation of likelihood function and empirical Bayes approach were adopted. A series of Monte Carlo simulation experiments were performed to confirm the reliability of new method. The result showed that new method works well with satisfactory statistical power and precision. The new method was also adopted to dissect the genetic basis of soybean alkaline-salt tolerance in 257 soybean cultivars obtained, by stratified random sampling, from 6 geographic ecotypes in China. As a result, 6 main-effect QTL and 3 QTL-by-environment interactions were identified.

Indexed as

Chromosome MappingLinear ModelsQuantitative Trait LociAdaptation, BiologicalAlgorithmsAllelesArabidopsisComputer SimulationCrops, AgriculturalFounder EffectGene-Environment InteractionGlycine maxModels, GeneticMonte Carlo MethodPhenotypeRecombination, Genetic

Identifiers

PMID23593144
PMCPMC3614919

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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.