Evidence map›Paper›PMID 23550121›Full record

ArticleG3 (Bethesda, Md.)2013

Plastome Sequence Determination and Comparative Analysis for Members of the Lolium-Festuca Grass Species Complex.

Melanie L Hand, German C Spangenberg, John W Forster, Noel O I Cogan

Abstract read
In one paragraph

Article in G3 (Bethesda, Md.), 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

  1. Enhancing Festuca chloroplast genome resources.Journal of plant research · 2025
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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

4 authors.

Melanie L HandDepartment of Primary Industries, Biosciences Research Division, AgriBio, the Centre for AgriBioscience, La Trobe University Research and Development Park, Bundoora, Victoria 3083, Australia.
German C SpangenbergDepartment of Primary Industries, Biosciences Research Division, AgriBio, the Centre for AgriBioscience, La Trobe University Research and Development Park, Bundoora, Victoria 3083, Australia.
John W ForsterDepartment of Primary Industries, Biosciences Research Division, AgriBio, the Centre for AgriBioscience, La Trobe University Research and Development Park, Bundoora, Victoria 3083, Australia john.forster@dpi.vic.gov.au.
Noel O I CoganDepartment of Primary Industries, Biosciences Research Division, AgriBio, the Centre for AgriBioscience, La Trobe University Research and Development Park, Bundoora, Victoria 3083, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Chloroplast genome sequences are of broad significance in plant biology, due to frequent use in molecular phylogenetics, comparative genomics, population genetics, and genetic modification studies. The present study used a second-generation sequencing approach to determine and assemble the plastid genomes (plastomes) of four representatives from the agriculturally important Lolium-Festuca species complex of pasture grasses (Lolium multiflorum, Festuca pratensis, Festuca altissima, and Festuca ovina). Total cellular DNA was extracted from either roots or leaves, was sequenced, and the output was filtered for plastome-related reads. A comparison between sources revealed fewer plastome-related reads from root-derived template but an increase in incidental bacterium-derived sequences. Plastome assembly and annotation indicated high levels of sequence identity and a conserved organization and gene content between species. However, frequent deletions within the F. ovina plastome appeared to contribute to a smaller plastid genome size. Comparative analysis with complete plastome sequences from other members of the Poaceae confirmed conservation of most grass-specific features. Detailed analysis of the rbcL-psaI intergenic region, however, revealed a "hot-spot" of variation characterized by independent deletion events. The evolutionary implications of this observation are discussed. The complete plastome sequences are anticipated to provide the basis for potential organelle-specific genetic modification of pasture grasses.

Indexed as

Genome, PlantFestucaLoliumPlant LeavesPlant RootsPlastidschloroplast DNAItalian ryegrassmeadow fescueperennial ryegrassphylogeneticstall fescue

Identifiers

PMID23550121
PMCPMC3618348

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.