Evidence map›Paper›PMID 17101680›Full record

ArticleAntimicrobial agents and chemotherapy2007

Activities of antimicrobial peptides and synergy with enrofloxacin against Mycoplasma pulmonis.

Lina Fassi Fehri, Henri Wróblewski, Alain Blanchard

Open access · greenAbstract read
In one paragraph

Article in Antimicrobial agents and chemotherapy, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
0.6field-weighted citation impact, top 31% 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

16 citing papers in PubMed, 55 citations in OpenAlex.

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  14. Spider venom peptides for gene therapy of Chlamydia infection.Antimicrobial agents and chemotherapy · 2011
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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

3 authors at 3 institutions in 1 country.

Lina Fassi FehriINRA Université de Bordeaux 2, UMR Génomique Développement Pouvoir Pathogène, 71 avenue Edouard Bourlaux, BP 81, 33883 Villenave D'Ornon, France.
Henri Wróblewski
Alain Blanchard
Biologie du Fruit et Pathologie · FRCentre National de la Recherche Scientifique · FRUniversité de Bordeaux · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We showed in a previous study that associations of antimicrobial peptides (AMPs), which are key components of the innate immune systems of all living species, with the fluoroquinolone enrofloxacin can successfully cure HeLa cell cultures of Mycoplasma fermentans and M. hyorhinis contamination. In the present work, the in vitro susceptibility of M. pulmonis, a murine pathogen, to enrofloxacin and four AMPs (alamethicin, globomycin, gramicidin S, and surfactin) was investigated, with special reference to synergistic associations and the effect of the mycoplasma cell concentration. Enrofloxacin and globomycin displayed the lowest MICs (0.4 microM), followed by gramicidin S (3.12 microM), alamethicin (6.25 microM), and surfactin (25 microM). When the mycoplasma cell concentration was varied from 10(4) to 10(8) CFU/ml, the MICs of enrofloxacin and globomycin increased while those of the three other molecules remained essentially constant. The minimal bactericidal concentration of enrofloxacin (0.8 microM) was also lower than those of the peptides (6.25 to 100 microM), but the latter killed the mycoplasma cells much faster than enrofloxacin (2 h versus 1 day). The use of the AMPs in association with enrofloxacin revealed synergistic effects with alamethicin and surfactin. Interestingly, the mycoplasma-killing activities of the two combinations enrofloxacin (MIC/2) plus alamethicin (MIC/4) and enrofloxacin (MIC/2) plus surfactin (MIC/16) were about 2 orders of magnitude higher than those of the three molecules used separately. These results support the interest devoted to AMPs as a novel class of antimicrobial agents and pinpoint their ability to potentiate the activities of conventional antibiotics, such as fluoroquinolones.

Indexed as

AlamethicinAnimalsAnti-Infective AgentsDose-Response Relationship, DrugDrug SynergismEnrofloxacinFluoroquinolonesHeLa CellsHumansMiceMycoplasma InfectionsMycoplasma pulmonisPeptides, CyclicTime FactorsAlamethicinAnti-Infective AgentsEnrofloxacinFluoroquinolonesPeptides, Cyclic

Identifiers

PMID17101680
PMCPMC1797740
OpenAlexW2155485724

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.