Evidence map›Paper›PMID 12488625›Full record

ArticleJournal of biomedicine & biotechnology2001

Genomic Regions That Underlie Soybean Seed Isoflavone Content.

K. Meksem, V. N. Njiti, W. J. Banz, M. J. Iqbal, My. M. Kassem, D. L. Hyten, J. Yuang, T. A. Winters, D. A. Lightfoot

Open access · hybridAbstract read
In one paragraph

Article in Journal of biomedicine & biotechnology, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
2.2field-weighted citation impact, top 13% of its field
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

24 citing papers in PubMed, 102 citations in OpenAlex.

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  2. Review
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  16. Genetic control of soybean seed isoflavone content: importance of statistical model and epistasis in complex traits.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2009
    Article
  17. Identification of QTL underlying isoflavone contents in soybean seeds among multiple environments.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2009
    Article
  18. Soybean genomics: Developments through the use of cultivar "Forrest".International journal of plant genomics · 2008
    Article
  19. The development of BAC-end sequence-based microsatellite markers and placement in the physical and genetic maps of soybean.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2007
    Article
  20. An updated 'Essex' by 'Forrest' linkage map and first composite interval map of QTL underlying six soybean traits.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2006
    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

9 authors at 1 institution in 1 country.

K. Meksem
V. N. Njiti
W. J. Banz
M. J. Iqbal
My. M. Kassem
D. L. Hyten
J. Yuang
T. A. Winters
D. A. Lightfoot
Southern Illinois University Carbondale · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Soy products contain isoflavones (genistein, daidzein, and glycitein) that display biological effects when ingested by humans and animals, these effects are species, dose and age dependent. Therefore, the content and quality of isoflavones in soybeans is a key to their biological effect. Our objective was to identify loci that underlie isoflavone content in soybean seeds. The study involved 100 recombinant inbred lines (RIL) from the cross of 'Essex' by 'Forrest,' two cultivars that contrast for isoflavone content. Isoflavone content of seeds from each RIL was determined by high performance liquid chromatography (HPLC). The distribution of isoflavone content was continuous and unimodal. The heritability estimates on a line mean basis were 79% for daidzein, 22% for genistein, and 88% for glycitein. Isoflavone content of soybean seeds was compared against 150 polymorphic DNA markers in a one-way analysis of variance. Four genomic regions were found to be significantly associated with the isoflavone content of soybean seeds across both locations and years. Molecular linkage group B1 contained a major QTL underlying glycitein content (P = 0.0001, R(2) = 50.2%), linkage group N contained a QTL for glycitein (P = 0.0033, R(2) = 11.1%) and a QTL for daidzein (P = 0.0023, R(2) = 10.3%) and linkage group A1 contained a QTL for daidzein (P = 0.0081, R(2) = 9.6%). Selection for these chromosomal regions in a marker assisted selection program will allow for the manipulation of amounts and profiles of isoflavones (genistein, daidzein, and glycitein) content of soybean seeds. In addition, tightly linked markers can be used in map based cloning of genes associated with isoflavone content.

Identifiers

PMID12488625
PMCPMC79679
OpenAlexW2164637108

What OpenQuestion 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 OpenQuestion graph.