Evidence map›Paper›PMID 9501421›Full record

ArticleApplied and environmental microbiology1998

Production of pediocin PA-1 by Lactococcus lactis using the lactococcin A secretory apparatus.

N Horn, M I Martínez, J M Martínez, P E Hernández, M J Gasson, J M Rodríguez, H M Dodd

Open access · bronzeAbstract read
In one paragraph

Article in Applied and environmental microbiology, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
14.3field-weighted citation impact, top 1% 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

14 citing papers in PubMed, 72 citations in OpenAlex.

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  13. The pediocin AcH precursor is biologically active.Applied and environmental microbiology · 1999
    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 2 countries.

N HornDepartment of Genetics and Microbiology, Institute of Food Research, Colney, Norwich, United Kingdom.
M I Martínez
J M Martínez
P E Hernández
M J Gasson
J M Rodríguez
H M Dodd
Universidad Complutense de Madrid · ESQuadram Institute · GBNorwich Research Park · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The class II bacteriocins pediocin PA-1, from Pediococcus acidilactici, and lactococcin A, from Lactococcus lactis subsp. lactis bv. diacetylactis WM4 have a number of features in common. They are produced as precursor peptides containing similar amino-terminal leader sequences with a conserved processing site (Gly-Gly at positions -1 and -2). Translocation of both bacteriocins occurs via a dedicated secretory system. Because of the strong antilisterial activity of pediocin PA-1, its production by lactic acid bacteria strains adapted to dairy environments would considerably extend its application in the dairy industry. In this study, the lactococcin A secretory system was adapted for the expression and secretion of pediocin PA-1. A vector containing an inframe fusion of sequences encoding the lcnA promoter, the lactococcin A leader, and the mature pediocin PA-1, was introduced into L. lactis IL1403. This strain is resistant to pediocin PA-1 and encodes a lactococcin translocation apparatus. The resulting L. lactis strains secreted a bacteriocin with an antimicrobial activity of approximately 25% of that displayed by the parental pediocin-producing P. acidilactici 347. A noncompetitive indirect enzyme-linked immunosorbent assay with pediocin PA-1-specific antibodies and amino-terminal amino acid sequencing confirmed that pediocin PA-1 was being produced by the heterologous host.

Indexed as

Anti-Bacterial AgentsBacteriocinsLactococcus lactisPediocinsRecombinant ProteinsAnti-Bacterial AgentsBacteriocinspediocin PA-1PediocinsRecombinant Proteins

Identifiers

PMID9501421
PMCPMC106332
OpenAlexW1565090964

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.