Evidence map›Paper›PMID 21400109›Full record

ArticleTAG. Theoretical and applied genetics. Theoretische und angewandte Genetik2011

Genetic diversity and domestication history of African rice (Oryza glaberrima) as inferred from multiple gene sequences.

Zhi-Ming Li, Xiao-Ming Zheng, Song Ge

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Article in TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing 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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3 · Its place in the literature

Who cites it

34 citing papers in PubMed.

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  12. The western Mediterranean region provided the founder population of domesticated narrow-leafed lupin.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2018
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  18. Genetic Variation and Population Structure ofFrontiers in plant science · 2017
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4 · The record

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5 · Who and what money

Authors and funding

3 authors.

Zhi-Ming LiState Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Xiangshan, Beijing, 100093, China.
Xiao-Ming Zheng
Song Ge

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Nucleotide variation in 14 unlinked nuclear genes was investigated in species-wide samples of African rice (Oryza glaberrima) and its wild progenitor (O. barthii). Average estimates of nucleotide diversity were extremely low in both species (θ (sil) = 0.0007 for O. glaberrima; θ (sil) = 0.0024 for O. barthii). About 70% less diversity was found in O. glaberrima than in its progenitor O. barthii. Coalescent simulation indicated that such dramatic reduction of nucleotide diversity in African rice could be explained mainly by a severe bottleneck during its domestication. The progenitor of African rice maintained also low genetic diversity, which may be attributed to small effective population size in O. barthii. Self-pollinating would be another factor leading to the unusually low diversity in both species. Genealogical analyses showed that all O. glaberrima accessions formed a strongly supported cluster with seven O. barthii individuals that were sampled exclusively from the proposed domestication centers of African rice. Population structure and principal component analyses found that the O. glaberrima group was homogeneous with no obvious genetic subdivision, in contrast to the heterogeneous O. barthii cluster. These findings support a single domestication origin of African rice in areas of the Upper Niger and Sahelian Rivers.

Indexed as

Genetics, PopulationGenetic VariationAfricaCluster AnalysisConservation of Natural ResourcesDatabases, GeneticDNA, PlantGene FrequencyGenotypeHaploidyOryzaPhylogenySequence Analysis, DNADNA, Plant

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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.