Evidence map›Paper›PMID 27160596›Full record

ArticlePhilosophical transactions of the Royal Society of London. Series B, Biological sciences2016

Antimicrobial combinations: Bliss independence and Loewe additivity derived from mechanistic multi-hit models.

Desiree Y Baeder, Guozhi Yu, Nathanaël Hozé, Jens Rolff, Roland R Regoes

Abstract read
In one paragraph

Article in Philosophical transactions of the Royal Society of London. Series B, Biological sciences, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing 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

48 citing papers in PubMed.

  1. Artificial intelligence catalyzes antimicrobial peptide design.Synthetic and systems biotechnology · 2027
    Review
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  11. Paclitaxel and Carboplatin in Combination with Low-intensity Pulsed Ultrasound for Glioblastoma.Clinical cancer research : an official journal of the American Association for Cancer Research · 2024
    Article
  12. Article
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  14. Synergistic combinations ofFrontiers in pharmacology · 2024
    Article
  15. Article
  16. Article
  17. Article
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  19. Sequential antibiotic therapy in the laboratory and in the patient.Journal of the Royal Society, Interface · 2023
    Article
  20. Repurposing Dimetridazole and Ribavirin to disarmFrontiers in microbiology · 2022
    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

5 authors.

Desiree Y BaederInstitute of Integrative Biology, ETH Zurich, Universitätsstrße 16, 8092 Zurich, Switzerland desiree.baeder@env.ethz.ch.ORCID 0000-0002-5585-6143
Guozhi YuEvolutionary Biology, Institut für Biologie, Freie Universität Berlin, Königin-Luise-Straße 1-3, 14195 Berlin, Germany.
Nathanaël HozéInstitute of Integrative Biology, ETH Zurich, Universitätsstrße 16, 8092 Zurich, Switzerland.
Jens RolffEvolutionary Biology, Institut für Biologie, Freie Universität Berlin, Königin-Luise-Straße 1-3, 14195 Berlin, Germany Berlin-Brandenburg Institute of Advanced Biodiversity Research (BBIB), Altensteinstraße 6, 14195, Berlin, Germany.
Roland R RegoesInstitute of Integrative Biology, ETH Zurich, Universitätsstrße 16, 8092 Zurich, Switzerland roland.regoes@env.ethz.ch.ORCID 0000-0001-8319-5293

Funding

European Research Council 260986
6 · The paper itself

Abstract

Antimicrobial peptides (AMPs) and antibiotics reduce the net growth rate of bacterial populations they target. It is relevant to understand if effects of multiple antimicrobials are synergistic or antagonistic, in particular for AMP responses, because naturally occurring responses involve multiple AMPs. There are several competing proposals describing how multiple types of antimicrobials add up when applied in combination, such as Loewe additivity or Bliss independence. These additivity terms are defined ad hoc from abstract principles explaining the supposed interaction between the antimicrobials. Here, we link these ad hoc combination terms to a mathematical model that represents the dynamics of antimicrobial molecules hitting targets on bacterial cells. In this multi-hit model, bacteria are killed when a certain number of targets are hit by antimicrobials. Using this bottom-up approach reveals that Bliss independence should be the model of choice if no interaction between antimicrobial molecules is expected. Loewe additivity, on the other hand, describes scenarios in which antimicrobials affect the same components of the cell, i.e. are not acting independently. While our approach idealizes the dynamics of antimicrobials, it provides a conceptual underpinning of the additivity terms. The choice of the additivity term is essential to determine synergy or antagonism of antimicrobials.This article is part of the themed issue 'Evolutionary ecology of arthropod antimicrobial peptides'.

Indexed as

Models, BiologicalAnimalsAnti-Infective AgentsAntimicrobial Cationic PeptidesBacteriaInsectaInsect ProteinsAnti-Infective AgentsAntimicrobial Cationic PeptidesInsect Proteinsantagonismantibioticsantimicrobial peptide responsesmathematical modellingpharmacodynamic functionsynergy

Identifiers

PMID27160596
PMCPMC4874391

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.