Evidence map›Paper›PMID 31692989›Full record

ArticleGlobal challenges (Hoboken, NJ)2019

In Situ Monitoring of the Antibacterial Activity of a Copper-Silver Alloy Using Confocal Laser Scanning Microscopy and pH Microsensors.

Nicole Ciacotich, Kasper Nørskov Kragh, Mads Lichtenberg, Jens Edward Tesdorpf, Thomas Bjarnsholt, Lone Gram

Abstract read
In one paragraph

Article in Global challenges (Hoboken, NJ), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
  4. Antiviral properties of copper and its alloys to inactivate covid-19 virus: a review.Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine · 2021
    Review
  5. Review
  6. Article
  7. 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

6 authors.

Nicole CiacotichElplatek A/S Bybjergvej 7 DK-3060 Espergærde Denmark.ORCID https://orcid.org/0000-0002-4906-6225
Kasper Nørskov KraghDepartment of Immunology and Microbiology Costerton Biofilm Center Faculty of Health and Medical Sciences University of Copenhagen Blegdamsvej 3B DK-2200 Copenhagen N Denmark.ORCID https://orcid.org/0000-0002-7662-9118
Mads LichtenbergDepartment of Immunology and Microbiology Costerton Biofilm Center Faculty of Health and Medical Sciences University of Copenhagen Blegdamsvej 3B DK-2200 Copenhagen N Denmark.ORCID https://orcid.org/0000-0002-0675-4554
Jens Edward TesdorpfDepartment of Biotechnology and Biomedicine Technical University of Denmark Søltofts Plads Bldg. 221 DK-2800 Kgs Lyngby Denmark.
Thomas BjarnsholtDepartment of Clinical Microbiology Rigshospitalet Juliane Maries vej 22 2100 Copenhagen Ø Denmark.ORCID https://orcid.org/0000-0002-8003-7414
Lone GramDepartment of Biotechnology and Biomedicine Technical University of Denmark Søltofts Plads Bldg. 221 DK-2800 Kgs Lyngby Denmark.ORCID https://orcid.org/0000-0002-1076-5723

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The antibacterial efficacy of a copper-silver alloy coating under conditions resembling build up of dry surface bacterial biofilms is successfully demonstrated according to US EPA test methods with a ≥99.9% reduction of test organisms over a 24 h period. A tailor-made confocal imaging protocol is designed to visualize in situ the killing of bacterial biofilms at the copper-silver alloy surface and monitor the kinetics for 100 min. The copper-silver alloy coating eradicates a biofilm of Gram-positive bacteria within 5 min while a biofilm of Gram-negative bacteria are killed more slowly. In situ pH monitoring indicates a 2-log units increase at the interface between the metallic surface and bacterial biofilm; however, the viability of the bacteria is not directly affected by this raise (pH 8.0-9.5) when tested in buffer. The OH

Indexed as

antibacterial activitybacterial biofilmsconfocal laser scanning microscopycopper–silver alloyelectroplating

Identifiers

PMID31692989
PMCPMC6827527

What OpenQuestion holds

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LicenceCC BY
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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.