Evidence map›Paper›PMID 36434589›Full record

ArticleBMC oral health2022

Effect of diode low level laser and red light emitting diode irradiation on cell proliferation and osteogenic/odontogenic differentiation of stem cells from the apical papilla.

Afsaneh Rahmati, Roshanak Abbasi, Rezvan Najafi, Loghman Rezaei-Soufi, Hamed Karkehabadi

Open access · goldAbstract read
In one paragraph

Article in BMC oral health, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
3.7field-weighted citation impact, top 6% 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

17 citing papers in PubMed, 1 synthesis or guideline pooled it, 28 citations in OpenAlex.

  1. Pooled it
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  11. Influence of photobiomodulation therapy on regenerative potential of non-vital mature permanent teeth in healthy canine dogs.European archives of paediatric dentistry : official journal of the European Academy of Paediatric Dentistry · 2025
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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

5 authors at 1 institution in 1 country.

Afsaneh RahmatiEndodontic Department, School of Dentistry, Hamadan University of Medical Science, Hamadan, Iran.
Roshanak AbbasiEndodontic Department, School of Dentistry, Hamadan University of Medical Science, Hamadan, Iran.
Rezvan NajafiDepartment of Medical Molecular & Genetics, Faculty of Medicine, Hamadan University of Medical Sciences, Hamadan, Iran.
Loghman Rezaei-SoufiDental Research Center, Department of Operative Dentistry, School of dentistry, Hamadan University of Medical Science, Hamadan, Iran.
Hamed KarkehabadiEndodontic Department, School of Dentistry, Hamadan University of Medical Science, Hamadan, Iran. Hamed_karkehabadi@yahoo.com.
Hamedan University of Medical Sciences · IR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThis experimental study aimed to assess the effect of irradiation of red light-emitting diode (LED) and Diode low-level laser (LLL) on osteogenic/odontogenic differentiation of stem cells from the apical papilla (SCAPs). MATERIALS AND

methodsSCAPs were isolated from the human tooth root. The experimental groups were subjected to 4 J/cm

resultsThe MTT assay showed no significant difference in cell viability/proliferation of SCAPs in the low level laser, red LED, and control groups at 24 or 48 h (P < 0.001). The ARS assessment showed that low level laser and red LED irradiation enhanced osteogenic differentiation of SCAPs. low level laser and red LED irradiation both induced over-expression of osteogenic/dentinogenic genes including alkaline phosphatase (ALP), dentin sialophosphoprotein (DSPP), dentin matrix protein 1 (DMP-1), and bone sialoprotein (BSP) in SCAPs. Up-regulation of genes was significantly greater in low level laser irradiation group than red LED group (P < 0.001).

conclusionDiode low level laser irradiation with 4 J/cm

Indexed as

Dental PapillaOsteogenesisCell DifferentiationCell ProliferationHumansStem CellsDifferentiationDiode low level laserLEDMesenchymal stem cellsProliferation

Identifiers

PMID36434589
PMCPMC9701043
OpenAlexW4310053469

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.