Evidence map›Paper›PMID 34772398›Full record

ArticleBMC oral health2021

Bacterial leakage assessment in root canals sealed with AH Plus sealer modified with silver nanoparticles.

Farzaneh Afkhami, Shifteh Nasri, Sara Valizadeh

Open access · goldAbstract read
In one paragraph

Article in BMC oral health, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
2.5field-weighted citation impact, top 11% 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

12 citing papers in PubMed, 16 citations in OpenAlex.

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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

3 authors at 1 institution in 1 country.

Farzaneh AfkhamiDepartment of Endodontics, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran.
Shifteh NasriTehran University of Medical Sciences, Tehran, Iran.
Sara ValizadehRestorative Dentistry Department, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran. valizadeh_s@sina.tums.ac.ir.
Tehran University of Medical Sciences · IR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSuccessful endodontic therapy requires prevention of bacterial leakage between the root canal filing and root-canal walls. Sealing quality of a root canal filling depends strongly on the sealing ability of the sealer used. The present study aimed to evaluate the bacterial leakage resistance of AH Plus sealer modified with silver nanoparticles.

methodsForty sound teeth were obturated using lateral compaction technique except for five teeth as the negative controls. After considering five teeth as the positive controls (filled without sealer), the remaining teeth were assigned to two groups (n = 15) in terms of the sealer used (AH Plus sealer and silver nanoparticle-modified AH Plus). Bacterial leakage was evaluated in saliva using the two-chamber technique in every 24 h. When all the samples in the test groups were contaminated, the study was terminated. The data were analyzed with log-rank statistical test.

resultsAll samples in both experimental groups were contaminated during the 3-months period of observation. There was no significant difference in contamination time between study groups (P > 0.05).

conclusionsSilver nanoparticles used in tested concentration did not improve the bacterial leakage resistance of AH Plus sealer.

Indexed as

Dental LeakageMetal NanoparticlesDental Pulp CavityEpoxy ResinsHumansRoot Canal Filling MaterialsSilverepoxy resin-based root canal sealerEpoxy ResinsRoot Canal Filling MaterialsSilverBacterial leakageCanals sealerEndodonticsMetal nanoparticlesRoot canal therapySilver nanoparticles

Identifiers

PMID34772398
PMCPMC8588647
OpenAlexW3214620461

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.