Evidence map›Paper›PMID 26258952›Full record

ArticleChemical research in toxicology2015

Concentration ranges of antibacterial cations for showing the highest antibacterial efficacy but the least cytotoxicity against mammalian cells: implications for a new antibacterial mechanism.

Chengyun Ning, Xiaolan Wang, Lihua Li, Ye Zhu, Mei Li, Peng Yu, Lei Zhou, Zhengnan Zhou, Junqi Chen, Guoxin Tan and 3 more

Abstract read
In one paragraph

Article in Chemical research in toxicology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 68 papers.

0numbers the graph read from it
0cells of the map it votes in
68citing papers in PubMed
5.0field-weighted citation impact, top 4% 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

68 citing papers in PubMed, 326 citations in OpenAlex.

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  7. Surface Oxide Film and Antibacterial Activity of Zirconium-Based Bulk Metallic Glasses.Langmuir : the ACS journal of surfaces and colloids · 2026
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  9. HJournal of nanobiotechnology · 2025
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  16. An update on the effect of metals on stemness properties of mesenchymal stem cells.Journal of materials science. Materials in medicine · 2025
    Review
  17. Review
  18. Article
  19. Article
  20. Article

8 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

13 authors at 4 institutions in 2 countries.

Chengyun NingSchool of Materials Science and Engineering, South China University of Technology , Guangzhou 510641, China.
Xiaolan WangSchool of Materials Science and Engineering, South China University of Technology , Guangzhou 510641, China.
Lihua LiDepartment of Orthopedics, Guangdong Key Lab of Orthopaedic Technology and Implant, Guangzhou General Hospital of Guangzhou Military Command , 111 Liuhua Road, Guangzhou 510010, China.
Ye ZhuDepartment of Chemistry & Biochemistry, Stephenson Life Sciences Research Center, University of Oklahoma , 101 Stephenson Parkway, Norman, Oklahoma 73019, United States.
Mei LiDepartment of Orthopedics, Guangdong Key Lab of Orthopaedic Technology and Implant, Guangzhou General Hospital of Guangzhou Military Command , 111 Liuhua Road, Guangzhou 510010, China.
Peng YuSchool of Materials Science and Engineering, South China University of Technology , Guangzhou 510641, China.
Lei ZhouSchool of Materials Science and Engineering, South China University of Technology , Guangzhou 510641, China.
Zhengnan ZhouSchool of Materials Science and Engineering, South China University of Technology , Guangzhou 510641, China.
Junqi ChenSchool of Materials Science and Engineering, South China University of Technology , Guangzhou 510641, China.
Guoxin TanInstitute of Chemical Engineering and Light Industry, Guangdong University of Technology , Guangzhou 510006, China.
Yu ZhangDepartment of Orthopedics, Guangdong Key Lab of Orthopaedic Technology and Implant, Guangzhou General Hospital of Guangzhou Military Command , 111 Liuhua Road, Guangzhou 510010, China.
Yingjun WangSchool of Materials Science and Engineering, South China University of Technology , Guangzhou 510641, China.
Chuanbin MaoDepartment of Chemistry & Biochemistry, Stephenson Life Sciences Research Center, University of Oklahoma , 101 Stephenson Parkway, Norman, Oklahoma 73019, United States.
South China University of Technology · CNGeneral Hospital of Guangzhou Military Command · CNUniversity of Oklahoma · USGuangdong University of Technology · CN

Funding

Tubulin-Binding Upconversion Nanoparticles for Breast-Cancer Imaging and TherapyR21EB015190 · NIBIB · UNIVERSITY OF OKLAHOMA · PI MAO, CHUANBIN · 2012 to 2013
$398k
NIBIB NIH HHS R21 EB015190
6 · The paper itself

Abstract

Antibacterial metal ions, such as Ag(+), Zn(2+) and Cu(2+), have been extensively used in medical implants and devices due to their strong broad spectrum of antibacterial activity. However, it is still a controversial issue as to whether they can show the desired antibacterial activity while being toxic to mammalian cells. It is very important to balance their antibacterial effectiveness with minimal damage to mammalian cells. Toward this end, this study is to identify the suitable concentrations of these three ions at which they can effectively kill two types of clinically relevant bacteria (Staphylococcus aureus (S. aureus) and Escherichia coli (E. coli)) but show no obvious cytotoxicity on fibroblasts. Such concentration ranges are found to be 2.5 × 10(-7) M-10(-6) M, 10(-5) M-10(-4) M, and 10(-5) M-10(-4) M for Ag(+), Zn(2+), and Cu(2+), respectively. Investigation of their antibacterial mechanism shows that these three metal ions all show antibacterial property through a mechanism of damaging bacterial cell membranes by the generation of reactive oxygen species but surprisingly preserving the integrity of bacterial genomic DNA. The encouraging results indicate that antibacterial metal ions with controlled concentrations can bring considerable benefits to biomedical applications.

Indexed as

Anti-Bacterial AgentsCationsDose-Response Relationship, DrugEscherichia coliMetalsMicrobial Sensitivity TestsMicroscopy, Electron, TransmissionStaphylococcus aureusAnti-Bacterial AgentsCationsMetals

Identifiers

PMID26258952
PMCPMC4925100
OpenAlexW2437376282

What OpenQuestion holds

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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.