Evidence map›Paper›PMID 23933663›Full record

ArticleLasers in medical science2014

Protective effect of low-level laser therapy (LLLT) on acute zymosan-induced arthritis.

Fernando Pereira Carlos, Marcelo de Paula Alves da Silva, Eliadna de Lemos Vasconcelos Silva Melo, Maricilia Silva Costa, Stella Regina Zamuner

Abstract read
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In one paragraph

Article in Lasers in medical science, 2014. 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
2.4field-weighted citation impact, top 12% 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, 36 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

5 authors at 2 institutions in 1 country.

Fernando Pereira CarlosUniversidade Nove de Julho, Rua Vergueiro, 234, São Paulo, São Paulo, Brazil.
Marcelo de Paula Alves da Silva
Eliadna de Lemos Vasconcelos Silva Melo
Maricilia Silva Costa
Stella Regina Zamuner
Universidade Nove de Julho · BRUniversidade do Vale do Paraíba · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The aim of this study was to evaluate the effect of low-level laser therapy on acute zymosan-induced arthritis, with respect to the laser action on inflammatory cells influx, release of pro-inflammatory mediators, metalloproteinases activity into the joint cavity and the cartilage repair process. Arthritis was induced in male Wistar rats (250-280 g) by intra-articular injection of zymosan (1 mg dissolved in 50 μl of a sterile saline solution) into one rear knee joint. Animals were irradiated immediately, 1 and 2 h after zymosan administration with a semiconductor laser InGaAIP (660 nm, 10 mW, 2.5 J/cm(2), 10 s). In the positive control group, animals were injected with the anti-inflammatory drug dexamethasone 1 h prior to the zymosan administration. Treatment with laser significantly inhibited leukocytes influx, the release of IL-1 and IL-6 and also the activity of metalloproteinase-2 and 9, into the joint cavity. In conclusion, laser therapy was effective in reducing inflammation to sites of injury and inhibit activation of proteases (gelatinase) suggesting less degradation of collagen tissue in experimental model of acute arthritis.

Indexed as

AnimalsArthritisInflammationInterleukin-1Interleukin-6LeukocytesLow-Level Light TherapyMaleMatrix Metalloproteinase 2Matrix Metalloproteinase 9Rats, WistarSynovial MembraneZymosanInterleukin-1Interleukin-6Matrix Metalloproteinase 2Matrix Metalloproteinase 9Zymosan

Identifiers

PMID23933663
OpenAlexW2037499499

What OpenQuestion holds

Textmetadata
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.