Evidence map›Paper›PMID 26948126›Full record

ArticleIranian biomedical journal2016

Comparison of Biofilm Formation between Methicillin-Resistant and Methicillin-Susceptible Isolates of Staphylococcus aureus.

Abdolmajid Ghasemian, Shahin Najar Peerayeh, Bita Bakhshi, Mohsen Mirzaee

Abstract readComparative Study
In one paragraph

Article in Iranian biomedical journal, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing 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

36 citing papers in PubMed.

  1. Article
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  3. Diterpenoids from Isodon serra with promising anti-MRSA activities.International microbiology : the official journal of the Spanish Society for Microbiology · 2025
    Article
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  7. Review
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  12. Review
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  14. Article
  15. Biofilm Formation by Pathogenic Bacteria: Applying aPathogens (Basel, Switzerland) · 2022
    Review
  16. The Association betweenAntibiotics (Basel, Switzerland) · 2022
    Article
  17. Article
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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

4 authors.

Abdolmajid GhasemianDepartment of Bacteriology, Faculty of Medical Sciences, Tarbiat Modares University, Tehran, Iran.
Shahin Najar PeerayehDepartment of Bacteriology, Faculty of Medical Sciences, Tarbiat Modares University, Tehran, Iran.
Bita BakhshiDepartment of Bacteriology, Faculty of Medical Sciences, Tarbiat Modares University, Tehran, Iran.
Mohsen MirzaeeDepartment of Laboratory Sciences, Borujerd Branch, Islamic Azad University, Borujerd, Iran.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe aim of this study was to compare the biofilm formation and the prevalence of biofilm-associated genes between the isolates of methicillin-resistant (MRSA) and methicillin-susceptible (MSSA) Staphylococcus aureus.

methodsIn total, 209 S. aureus isolates were collected. The antibiotic susceptibility test was conducted using nine antibiotics according to the guidelines of Clinical and Laboratory Standards Institute. Phenotypic biofilm formation was performed with microtiter plate assay. The polymerase chain reaction was employed to detect icaA, icaD, icaB, icaC, clfA, clfB, fnbA, fnbB, fib, cna, eno, ebps, bbp, mecA, and SCCmec types as well as agr group genes with specific primers.

resultsSixty-four (30.62%) isolates were resistant to methicillin, and 54 (83%) MRSA harbored SCCmec III. Furthermore, 122 (58.3%) isolates belonged to agr group I. Twenty-six (36.1%) MRSA and 42 (28.9%) MSSA isolates were strong biofilm producers (no significant difference). The prevalence of icaA, icaD, icaB, and icaC genes in MSSA isolates was 71, 41, 76, and 72%, respectively. The frequency of clfA, clfB, fnbA, fnbB, fib, cna, eno, ebps, and bbp in MSSA was 100, 100, 56, 46, 74, 54, 78, 11, and 1%, respectively. However, in MRSA isolates, the frequency was 97, 97, 64, 51, 76, 56, 79, and 12% with no track of bbp, respectively.

conclusionStatistical difference between MSSA and MRSA regarding biofilm formation and the frequency of all biofilm-encoding genes was not significant. The majority of the S. aureus isolates harbored clfA, clfB, eno, fib, icaA, and icaD genes.

Indexed as

Methicillin ResistanceAnti-Bacterial AgentsBiofilmsMethicillinMethicillin-Resistant Staphylococcus aureusMicrobial Sensitivity TestsPolymerase Chain ReactionAnti-Bacterial AgentsMethicillinBiofilmMethicillin-resistant Staphylococcus aureusMethicillin-susceptible Staphylococcus aureus

Identifiers

PMID26948126
PMCPMC4949982

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.