Evidence map›Paper›PMID 35173244›Full record

ArticleScientific reports2022

Antibacterial action and target mechanisms of zinc oxide nanoparticles against bacterial pathogens.

Carolina Rosai Mendes, Guilherme Dilarri, Carolina Froes Forsan, Vinícius de Moraes Ruy Sapata, Paulo Renato Matos Lopes, Peterson Bueno de Moraes, Renato Nallin Montagnolli, Henrique Ferreira, Ederio Dino Bidoia

Abstract read
In one paragraph

Article in Scientific reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 198 papers.

0numbers the graph read from it
0cells of the map it votes in
198citing 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

198 citing papers in PubMed.

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138 more citing papers are in PubMed but not listed here.

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

9 authors.

Carolina Rosai Mendes *Department of General and Applied Biology, Sao Paulo State University (UNESP), 24-A Avenue, 1515, Rio Claro, SP, 13506-900, Brazil. carolina.rosai@unesp.br.
Guilherme Dilarri *Department of General and Applied Biology, Sao Paulo State University (UNESP), 24-A Avenue, 1515, Rio Claro, SP, 13506-900, Brazil.
Carolina Froes ForsanDepartment of General and Applied Biology, Sao Paulo State University (UNESP), 24-A Avenue, 1515, Rio Claro, SP, 13506-900, Brazil.
Vinícius de Moraes Ruy SapataDepartment of General and Applied Biology, Sao Paulo State University (UNESP), 24-A Avenue, 1515, Rio Claro, SP, 13506-900, Brazil.
Paulo Renato Matos LopesCollege of Technology and Agricultural Sciences, Sao Paulo State University (UNESP), SP‑294, km 651, Dracena, SP, Brazil.
Peterson Bueno de MoraesSchool of Technology, State University of Campinas (UNICAMP), 6122, Limeira, SP, 13083-970, Brazil.
Renato Nallin MontagnolliDepartment of General and Applied Biology, Sao Paulo State University (UNESP), 24-A Avenue, 1515, Rio Claro, SP, 13506-900, Brazil.
Henrique FerreiraDepartment of General and Applied Biology, Sao Paulo State University (UNESP), 24-A Avenue, 1515, Rio Claro, SP, 13506-900, Brazil.
Ederio Dino BidoiaDepartment of General and Applied Biology, Sao Paulo State University (UNESP), 24-A Avenue, 1515, Rio Claro, SP, 13506-900, Brazil.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Zinc oxide nanoparticles (ZnO NPs) are one of the most widely used nanoparticulate materials due to their antimicrobial properties, but their main mechanism of action (MOA) has not been fully elucidated. This study characterized ZnO NPs by using X-ray diffraction, FT-IR spectroscopy and scanning electron microscopy. Antimicrobial activity of ZnO NPs against the clinically relevant bacteria Escherichia coli, Staphylococcus aureus, Pseudomonas aeruginosa, and the Gram-positive model Bacillus subtilis was evaluated by performing resazurin microtiter assay (REMA) after exposure to the ZnO NPs at concentrations ranging from 0.2 to 1.4 mM. Sensitivity was observed at 0.6 mM for the Gram-negative and 1.0 mM for the Gram-positive cells. Fluorescence microscopy was used to examine the interference of ZnO NPs on the membrane and the cell division apparatus of B. subtilis (amy::pspac-ftsZ-gfpmut1) expressing FtsZ-GFP. The results showed that ZnO NPs did not interfere with the assembly of the divisional Z-ring. However, 70% of the cells exhibited damage in the cytoplasmic membrane after 15 min of exposure to the ZnO NPs. Electrostatic forces, production of Zn

Indexed as

Metal NanoparticlesBacillus subtilisDose-Response Relationship, DrugDrug Resistance, BacterialEscherichia coliMicrobial Sensitivity TestsPseudomonas aeruginosaReactive Oxygen SpeciesStaphylococcus aureusStatic ElectricityZinc OxideReactive Oxygen SpeciesZinc Oxide

Identifiers

PMID35173244
PMCPMC8850488

What OpenQuestion holds

Textmetadata
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.