Evidence map›Paper›PMID 41114857›Full record

ArticleLasers in medical science2025

Therapeutic synergy between swimming and photobiomodulation in a rat model of neuropathic pain.

Luara Caniato Araujo, Danielle P F B Silva, Lara Caetano Rocha-Braga, Adriano Polican Ciena, Marucia Chacur

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Article in Lasers in medical science, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. Review
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.

Luara Caniato AraujoLaboratory of Functional Neuroanatomy of Pain, Department of Anatomy, Institute of Biomedical Sciences, Universidade de São Paulo, São Paulo, Brazil.
Danielle P F B SilvaLaboratory of Functional Neuroanatomy of Pain, Department of Anatomy, Institute of Biomedical Sciences, Universidade de São Paulo, São Paulo, Brazil.
Lara Caetano Rocha-BragaLaboratory of Morphology and Physical Activity, Institute of Biosciences, São Paulo State University, Rio Claro, Brazil.
Adriano Polican CienaLaboratory of Morphology and Physical Activity, Institute of Biosciences, São Paulo State University, Rio Claro, Brazil.
Marucia ChacurLaboratory of Functional Neuroanatomy of Pain, Department of Anatomy, Institute of Biomedical Sciences, Universidade de São Paulo, São Paulo, Brazil. chacurm@icb.usp.br.

Funding

Coordenação de Aperfeiçoamento de Pessoal de Nível Superior Finance Code 001Fundação de Amparo à Pesquisa do Estado de São Paulo 2021/02897-4,2022/08212-6
6 · The paper itself

Abstract

This study aimed to evaluate the efficacy of non-pharmacological interventions, photobiomodulation therapy (PBMT) and swimming (SW), administered individually or in combination, in alleviating neuropathic pain, enhancing motor function, and preserving skeletal muscle morphology in a rat model of chronic constriction injury (CCI) of the sciatic nerve. Male Wistar rats (n = 8 per group) with chronic constriction injury (CCI)-induced neuropathic pain were randomly assigned to receive photobiomodulation therapy (PBMT), swimming exercise (SW), a combination of both therapies, or no treatment (control). The treatment protocol lasted for 3 weeks, with PBMT applied at a dose of 6 J/cm² (wavelength 904 nm) delivered to the affected limb, and swimming sessions conducted 10-30 min per day, 5 days per week. Behavioral assessments, including mechanical hyperalgesia (Von Frey test), thermal hyperalgesia (Hargreaves test), cold allodynia, and motor function (incapacitance test) were performed weekly to evaluate nociceptive thresholds and functional recovery. Histological analyses of the gastrocnemius muscle were conducted post-treatment to assess morphometric changes, including myofiber integrity, central nucleation, and collagen distribution using PicroSirius Red staining. Both PBMT and SW significantly reduced mechanical and thermal hypersensitivity and improved motor performance compared to untreated CCI rats (p < 0.05). The combination therapy demonstrated superior analgesic and functional outcomes relative to monotherapies (p < 0.01). Histological analysis revealed a reduction in centrally located nuclei and increased collagen expression in treated groups, with the combined intervention showing the most pronounced improvements. PBMT and swimming exercise independently alleviate neuropathic pain and mitigate muscle degeneration following sciatic nerve injury. When combined, these therapies produce additive or synergistic effects, supporting the implementation of multimodal, non-pharmacologic strategies for managing neuropathic pain and promoting functional recovery.

Indexed as

Low-Level Light TherapyNeuralgiaSwimmingAnimalsCombined Modality TherapyDisease Models, AnimalHyperalgesiaMaleMuscle, SkeletalRatsRats, WistarSciatic NerveCCIMuscleNeuropathic PainPainPhotobiomodulationSwimming

Identifiers

PMID41114857

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Registered trials

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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.