Evidence map›Paper›PMID 21995554›Full record

ArticleMicrobial cell factories2011

Genome sequences and comparative genomics of two Lactobacillus ruminis strains from the bovine and human intestinal tracts.

Brian M Forde, B Anne Neville, Michelle M O'Donnell, E Riboulet-Bisson, M J Claesson, Avril Coghlan, R Paul Ross, Paul W O'Toole

Abstract read
In one paragraph

Article in Microbial cell factories, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing 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

33 citing papers in PubMed.

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  10. Review
  11. Comparative Genomics ofFrontiers in microbiology · 2018
    Article
  12. Article
  13. Novel Molecular Insights about Lactobacillar Sortase-Dependent Piliation.International journal of molecular sciences · 2017
    Review
  14. Article
  15. Article
  16. Article
  17. Article
  18. Complete genome sequence and description ofNew microbes and new infections · 2016
    Article
  19. Article
  20. 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

8 authors.

Brian M FordeDepartment Microbiology, University College Cork, Ireland. pwotoole@ucc.ie
B Anne Neville
Michelle M O'Donnell
E Riboulet-Bisson
M J Claesson
Avril Coghlan
R Paul Ross
Paul W O'Toole

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe genus Lactobacillus is characterized by an extraordinary degree of phenotypic and genotypic diversity, which recent genomic analyses have further highlighted. However, the choice of species for sequencing has been non-random and unequal in distribution, with only a single representative genome from the L. salivarius clade available to date. Furthermore, there is no data to facilitate a functional genomic analysis of motility in the lactobacilli, a trait that is restricted to the L. salivarius clade.

resultsThe 2.06 Mb genome of the bovine isolate Lactobacillus ruminis ATCC 27782 comprises a single circular chromosome, and has a G+C content of 44.4%. In silico analysis identified 1901 coding sequences, including genes for a pediocin-like bacteriocin, a single large exopolysaccharide-related cluster, two sortase enzymes, two CRISPR loci and numerous IS elements and pseudogenes. A cluster of genes related to a putative pilin was identified, and shown to be transcribed in vitro. A high quality draft assembly of the genome of a second L. ruminis strain, ATCC 25644 isolated from humans, suggested a slightly larger genome of 2.138 Mb, that exhibited a high degree of synteny with the ATCC 27782 genome. In contrast, comparative analysis of L. ruminis and L. salivarius identified a lack of long-range synteny between these closely related species. Comparison of the L. salivarius clade core proteins with those of nine other Lactobacillus species distributed across 4 major phylogenetic groups identified the set of shared proteins, and proteins unique to each group.

conclusionsThe genome of L. ruminis provides a comparative tool for directing functional analyses of other members of the L. salivarius clade, and it increases understanding of the divergence of this distinct Lactobacillus lineage from other commensal lactobacilli. The genome sequence provides a definitive resource to facilitate investigation of the genetics, biochemistry and host interactions of these motile intestinal lactobacilli.

Indexed as

Genome, BacterialAmino Acid SequenceAnimalsBase SequenceCarbohydrate MetabolismCattleGenomicsHumansIntestinesLactobacillusMolecular Sequence Data

Identifiers

PMID21995554
PMCPMC3231920

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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.