Evidence map›Paper›PMID 22247159›Full record

ArticleApplied and environmental microbiology2012

Orally administered thermostable N-acyl homoserine lactonase from Bacillus sp. strain AI96 attenuates Aeromonas hydrophila infection in zebrafish.

Yanan Cao, Suxu He, Zhigang Zhou, Meichao Zhang, Wei Mao, Huitu Zhang, Bin Yao

Open access · bronzeAbstract read
In one paragraph

Article in Applied and environmental microbiology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 59 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
59citing papers in PubMed, 1 pooled it
5.0field-weighted citation impact, top 4% 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

59 citing papers in PubMed, 1 synthesis or guideline pooled it, 135 citations in OpenAlex.

  1. Current State of Modern Biotechnological-BasedBioMed research international · 2019
    Pooled it
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  12. N-acyl homoserine lactonase attenuates the virulence ofAnimal nutrition (Zhongguo xu mu shou yi xue hui) · 2023
    Article
  13. The IsolatePlants (Basel, Switzerland) · 2023
    Article
  14. Article
  15. Signaling in microbial communities with open boundaries.bioRxiv : the preprint server for biology · 2023
    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

7 authors at 3 institutions in 1 country.

Yanan CaoKey Laboratory for Feed Biotechnology of the Ministry of Agriculture, Feed Research Institute, Chinese Academy of Agricultural Sciences, Beijing, People’s Republic of China.
Suxu He
Zhigang Zhou
Meichao Zhang
Wei Mao
Huitu Zhang
Bin Yao
Chinese Academy of Agricultural Sciences · CNFeed Research Institute · CNTianjin University of Science and Technology · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

N-Acylated homoserine lactone (AHL) lactonases are capable of degrading signal molecules involved in bacterial quorum sensing and therefore represent a new approach to control bacterial infection. Here a gene responsible for the AHL lactonase activity of Bacillus sp. strain AI96, 753 bp in length, was cloned and then expressed in Escherichia coli. The deduced amino acid sequence of Bacillus sp. AI96 AiiA (AiiA(AI96)) is most similar to those of other Bacillus sp. AHL lactonases (~80% sequence identity) and was consequently categorized as a member of the metallo-β-lactamase superfamily. AiiA(AI96) maintains ~100% of its activity at 10°C to 40°C at pH 8.0, and it is very stable at 70°C at pH 8.0 for at least 1 h; no other Bacillus AHL lactonase has been found to be stable under these conditions. AiiA(AI96) resists digestion by proteases and carp intestinal juice, and it has broad-spectrum substrate specificity. The supplementation of AiiA(AI96) into fish feed by oral administration significantly attenuated Aeromonas hydrophila infection in zebrafish. This is the first report of the oral administration of an AHL lactonase for the efficient control of A. hydrophila.

Indexed as

Aeromonas hydrophilaAnimalsAnti-Bacterial AgentsBacillusCarboxylic Ester HydrolasesCloning, MolecularDNA, BacterialEnzyme StabilityHydrogen-Ion ConcentrationMolecular Sequence DataSequence Analysis, DNASequence Homology, Amino AcidSubstrate SpecificityTemperatureTime FactorsZebrafishAnti-Bacterial AgentsCarboxylic Ester HydrolasesDNA, BacterialN-acyl homoserine lactonase

Identifiers

PMID22247159
PMCPMC3298178
OpenAlexW2028793851

What OpenQuestion holds

Textmetadata
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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.