Evidence map›Paper›PMID 10877766›Full record

ArticleApplied and environmental microbiology2000

Genes expressed in Pseudomonas putida during colonization of a plant-pathogenic fungus.

S W Lee, D A Cooksey

Open access · greenAbstract read
In one paragraph

Article in Applied and environmental microbiology, 2000. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
6.9field-weighted citation impact, top 3% of its field
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

15 citing papers in PubMed, 63 citations in OpenAlex.

  1. Isolation and characterization ofFrontiers in plant science · 2025
    Article
  2. The RhizobacteriumMicroorganisms · 2021
    Article
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  14. In vivo expression technology.Infection and immunity · 2002
    Review
  15. 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

2 authors at 1 institution in 1 country.

S W LeeDepartment of Plant Pathology, University of California, Riverside, California 92521-0122, USA.
D A Cooksey
University of California, Riverside · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In vivo expression technology (IVET) was employed to study colonization of Phytophthora parasitica by a biological control bacterium, Pseudomonas putida 06909, based on a new selection marker. The pyrB gene, which encodes aspartate transcarbamoylase, an enzyme used for pyrimidine biosynthesis, was cloned from P. putida 06909. A pyrB-disrupted mutant did not grow in pyrimidine-deficient media unless it was complemented with pyrBC' behind an active promoter. Thirty clones obtained from P. putida 06909 that were expressed on fungal hyphae but not on culture media were isolated by IVET based on the promoterless transcriptional fusion between pyrBC' and lacZ. Nineteen of these clones were induced during late-stage bacterial growth in vitro, while 11 of the clones were expressed only when they were inoculated onto fungal hyphae. Restriction analysis of these 11 clones revealed that there were five unique clones. Sequence analyses of three of the five unique clones showed that the 3' ends of the clones fused to pyrB were similar to genes encoding diacylglycerol kinase (DAGK), bacterial ABC transporters, and outer membrane porins. The sequences of the two other clones were not similar to the sequences of any of the genes in the database used. A LuxR family response regulator was found upstream of DAGK, and a LysR family response regulator was found upstream of the ABC transporter. The location of the inducible promoter of two clones suggested that DAGK and the ABC transporter are induced and may play a role in colonization of the fungus P. parasitica by P. putida 06909.

Indexed as

Gene ExpressionAspartate CarbamoyltransferaseBacterial ProteinsCloning, MolecularGenes, BacterialGenetic Complementation TestMolecular Sequence DataMutationPest Control, BiologicalPhytophthoraPlant DiseasesPromoter Regions, GeneticPseudomonas putidaRecombination, GeneticSequence Analysis, DNAAspartate CarbamoyltransferaseBacterial Proteins

Identifiers

PMID10877766
PMCPMC92071
OpenAlexW2164950082

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.