Evidence map›Paper›PMID 27148342›Full record

ArticleFrontiers in plant science2016

Population Genomic Analysis Reveals Differential Evolutionary Histories and Patterns of Diversity across Subgenomes and Subpopulations of Brassica napus L.

Elodie Gazave, Erica E Tassone, Daniel C Ilut, Megan Wingerson, Erwin Datema, Hanneke M A Witsenboer, James B Davis, David Grant, John M Dyer, Matthew A Jenks and 2 more

Abstract read
In one paragraph

Article in Frontiers in plant science, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

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  13. Chromosome-Scale Assembly of Winter Oilseed RapeFrontiers in plant science · 2020
    Article
  14. Article
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  17. Clubroot resistance QTL are modulated by nitrogen input in Brassica napus.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2017
    Article
  18. Article
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

12 authors.

Elodie GazavePlant Breeding and Genetics Section, School of Integrative Plant Science, Cornell University, Ithaca NY, USA.
Erica E TassonePlant Physiology and Genetics Research Unit, U.S. Arid Land Agricultural Research Center, United States Department of Agriculture - Agricultural Research Service, Maricopa AZ, USA.
Daniel C IlutPlant Breeding and Genetics Section, School of Integrative Plant Science, Cornell University, Ithaca NY, USA.
Megan WingersonDepartment of Plant, Soil and Entomological Sciences, University of Idaho, Moscow ID, USA.
Erwin DatemaKeygene N.V. Wageningen, Netherlands.
Hanneke M A WitsenboerKeygene N.V. Wageningen, Netherlands.
James B DavisDepartment of Plant, Soil and Entomological Sciences, University of Idaho, Moscow ID, USA.
David GrantCorn Insects and Crop Genetics Research Unit, United States Department of Agriculture - Agricultural Research Service, Ames IA, USA.
John M DyerPlant Physiology and Genetics Research Unit, U.S. Arid Land Agricultural Research Center, United States Department of Agriculture - Agricultural Research Service, Maricopa AZ, USA.
Matthew A JenksDivision of Plant and Soil Sciences, West Virginia University, Morgantown WV, USA.
Jack BrownDepartment of Plant, Soil and Entomological Sciences, University of Idaho, Moscow ID, USA.
Michael A GorePlant Breeding and Genetics Section, School of Integrative Plant Science, Cornell University, Ithaca NY, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The allotetraploid species Brassica napus L. is a global crop of major economic importance, providing canola oil (seed) and vegetables for human consumption and fodder and meal for livestock feed. Characterizing the genetic diversity present in the extant germplasm pool of B. napus is fundamental to better conserve, manage and utilize the genetic resources of this species. We used sequence-based genotyping to identify and genotype 30,881 SNPs in a diversity panel of 782 B. napus accessions, representing samples of winter and spring growth habits originating from 33 countries across Europe, Asia, and America. We detected strong population structure broadly concordant with growth habit and geography, and identified three major genetic groups: spring (SP), winter Europe (WE), and winter Asia (WA). Subpopulation-specific polymorphism patterns suggest enriched genetic diversity within the WA group and a smaller effective breeding population for the SP group compared to WE. Interestingly, the two subgenomes of B. napus appear to have different geographic origins, with phylogenetic analysis placing WE and WA as basal clades for the other subpopulations in the C and A subgenomes, respectively. Finally, we identified 16 genomic regions where the patterns of diversity differed markedly from the genome-wide average, several of which are suggestive of genomic inversions. The results obtained in this study constitute a valuable resource for worldwide breeding efforts and the genetic dissection and prediction of complex B. napus traits.

Indexed as

Brassica napusdiversity panelinversion polymorphismnucleotide diversityphylogenetic treepopulation differentiationsequence-based genotypingsite frequency spectrum

Identifiers

PMID27148342
PMCPMC4838616

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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.