Evidence map›Paper›PMID 22260238›Full record

ArticleBMC plant biology2012

Development and characterization of BAC-end sequence derived SSRs, and their incorporation into a new higher density genetic map for cultivated peanut (Arachis hypogaea L.).

Hui Wang, R Varma Penmetsa, Mei Yuan, Limin Gong, Yongli Zhao, Baozhu Guo, Andrew D Farmer, Benjamin D Rosen, Jinliang Gao, Sachiko Isobe and 4 more

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In one paragraph

Article in BMC plant biology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
15.3field-weighted citation impact, top 1% of its field
1 · What the graph read from it

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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

48 citing papers in PubMed, 98 citations in OpenAlex.

  1. Article
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  12. Genetics, genomics and breeding of groundnut (Plant breeding = Zeitschrift fur Pflanzenzuchtung · 2019
    Review
  13. Article
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4 · The record

Corrections and comments

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5 · Who and what money

Authors and funding

14 authors at 7 institutions in 5 countries.

Hui WangTuskegee University, Tuskegee, AL 36088, USA.
R Varma Penmetsa
Mei Yuan
Limin Gong
Yongli Zhao
Baozhu Guo
Andrew D Farmer
Benjamin D Rosen
Jinliang Gao
Sachiko Isobe
David J Bertioli
Rajeev K Varshney
Douglas R Cook
Guohao He
University of California, Davis · USTuskegee University · USFujian Agriculture and Forestry University · CNInternational Crops Research Institute for the Semi-Arid Tropics · INKazusa DNA Research Institute · JPNational Center for Genome Resources · USUniversidade de Brasília · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundCultivated peanut (Arachis hypogaea L.) is an important crop worldwide, valued for its edible oil and digestible protein. It has a very narrow genetic base that may well derive from a relatively recent single polyploidization event. Accordingly molecular markers have low levels of polymorphism and the number of polymorphic molecular markers available for cultivated peanut is still limiting.

resultsHere, we report a large set of BAC-end sequences (BES), use them for developing SSR (BES-SSR) markers, and apply them in genetic linkage mapping. The majority of BESs had no detectable homology to known genes (49.5%) followed by sequences with similarity to known genes (44.3%), and miscellaneous sequences (6.2%) such as transposable element, retroelement, and organelle sequences. A total of 1,424 SSRs were identified from 36,435 BESs. Among these identified SSRs, dinucleotide (47.4%) and trinucleotide (37.1%) SSRs were predominant. The new set of 1,152 SSRs as well as about 4,000 published or unpublished SSRs were screened against two parents of a mapping population, generating 385 polymorphic loci. A genetic linkage map was constructed, consisting of 318 loci onto 21 linkage groups and covering a total of 1,674.4 cM, with an average distance of 5.3 cM between adjacent loci. Two markers related to resistance gene homologs (RGH) were mapped to two different groups, thus anchoring 1 RGH-BAC contig and 1 singleton.

conclusionsThe SSRs mined from BESs will be of use in further molecular analysis of the peanut genome, providing a novel set of markers, genetically anchoring BAC clones, and incorporating gene sequences into a linkage map. This will aid in the identification of markers linked to genes of interest and map-based cloning.

Indexed as

Chromosome MappingGenetic LinkageTrinucleotide RepeatsArachisChromosomes, Artificial, BacterialDNA, PlantGenetic MarkersGenome, PlantSequence Analysis, DNADNA, PlantGenetic Markers

Identifiers

PMID22260238
PMCPMC3298471
OpenAlexW2105594462

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LicenceCC BY
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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.