Evidence map›Paper›PMID 17993564›Full record

ArticleApplied and environmental microbiology2008

Transcriptome analysis of Lactococcus lactis in coculture with Saccharomyces cerevisiae.

Mathieu Maligoy, Myriam Mercade, Muriel Cocaign-Bousquet, Pascal Loubiere

Abstract read
In one paragraph

Article in Applied and environmental microbiology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing 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

23 citing papers in PubMed.

  1. Article
  2. COmmunity and Single Microbe Optimisation System (COSMOS).NPJ systems biology and applications · 2025
    Article
  3. Review
  4. Article
  5. The forgotten role of food cultures.FEMS microbiology letters · 2021
    Review
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  7. Article
  8. Article
  9. Article
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  12. Article
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  15. Review
  16. Article
  17. Article
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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.

Mathieu MaligoyINSA-LISBP, 135 Avenue de Rangueil, 31077 Toulouse cedex 4, France.
Myriam Mercade
Muriel Cocaign-Bousquet
Pascal Loubiere

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The study of microbial interactions in mixed cultures remains an important conceptual and methodological challenge for which transcriptome analysis could prove to be the essential method for improving our understanding. However, the use of whole-genome DNA chips is often restricted to the pure culture of the species for which the chips were designed. In this study, massive cross-hybridization was observed between the foreign cDNA and the specific Lactococcus lactis DNA chip. A very simple method is proposed to considerably decrease this nonspecific hybridization, consisting of adding the microbial partner's DNA. A correlation was established between the resulting cross-hybridization and the phylogenetic distance between the microbial partners. The response of L. lactis to the presence of Saccharomyces cerevisiae was analyzed during the exponential growth phase in fermentors under defined growth conditions. Although no differences between growth kinetics were observed for the pure and the mixed cultures of L. lactis, the mRNA levels of 158 genes were significantly modified. More particularly, a strong reorientation of pyrimidine metabolism was observed when L. lactis was grown in mixed cultures. These changes in transcript abundance were demonstrated to be regulated by the ethanol produced by the yeast and were confirmed by an independent method (quantitative reverse transcription-PCR).

Indexed as

Coculture TechniquesFermentationGene Expression ProfilingGene Expression Regulation, BacterialGenes, BacterialLactococcus lactisNucleic Acid HybridizationPhylogenyReverse Transcriptase Polymerase Chain ReactionRNA, MessengerRNA, Ribosomal, 16SRNA, Ribosomal, 18SSaccharomyces cerevisiaeRNA, MessengerRNA, Ribosomal, 16SRNA, Ribosomal, 18S

Identifiers

PMID17993564
PMCPMC2223240

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.