Evidence map›Paper›PMID 33217219›Full record

ArticleThe plant genome2020

Quantitative trait loci-based genomics-assisted prediction for the degree of apple fruit cover color.

Wenyan Zheng, Fei Shen, Wuqian Wang, Bei Wu, Xuan Wang, Chen Xiao, Zhendong Tian, Xianglong Yang, Jing Yang, Yi Wang and 4 more

Abstract read
In one paragraph

Article in The plant genome, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 citing papers in PubMed.

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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

14 authors.

Wenyan ZhengCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Fei ShenCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Wuqian WangCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Bei WuCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Xuan WangCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Chen XiaoCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Zhendong TianCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Xianglong YangCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Jing YangCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Yi WangCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Ting WuCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Xuefeng XuCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Zhenhai HanCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.
Xinzhong ZhangCollege of Horticulture, China Agricultural University, No. 2 Yuanmingyuan West Road, Beijing, China, 100193.ORCID 0000-0002-7038-8667

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Apple fruit cover color is an important appearance trait determining fruit quality, high degree of fruit cover color or completely red fruit skin is also the ultimate breeding goal. MdMYB1 has repeatedly been reported as a major gene controlling apple fruit cover color. There are also multiple minor-effect genes affecting degree of fruit cover color (DFC). This study was to identify genome-wide quantitative trait loci (QTLs) and to develop genomics-assisted prediction for apple DFC. The DFC phenotype data of 9,422 hybrids from five full-sib families of Malus asiatica 'Zisai Pearl', M. domestica 'Red Fuji', 'Golden Delicious', and 'Jonathan' were collected in 2014-2017. The phenotype varied considerably among hybrids with the same MdMYB1 genotype. Ten QTLs for DFC were identified using MapQTL and bulked segregant analysis via sequencing. From these QTLs, ten candidate genes were predicted, including MdMYB1 from a year-stable QTL on chromosome 9 of 'Zisai Pearl' and 'Red Fuji'. Then, kompetitive allele-specific polymerase chain reaction (KASP) markers were designed on these candidate genes and 821 randomly selected hybrids were genotyped. The genotype effects of the markers were estimated. MdMYB1-1 (represented by marker H162) exhibited a partial dominant allelic effect on MdMYB1-2 and showed non-allelic epistasis on markers H1245 and G6. Finally, a non-additive QTL-based genomics assisted prediction model was established for DFC. The Pearson's correlation coefficient between the genomic predicted value and the observed phenotype value was 0.5690. These results can be beneficial for apple genomics-assisted breeding and may provide insights for understanding the mechanism of fruit coloration.

Indexed as

MalusFruitGenomicsPhenotypeQuantitative Trait Loci

Identifiers

PMID33217219
PMCPMC12806965

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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.