Biological mechanisms and applications of photobiomodulation in wound care.
Level 5 - mechanism / opinion, no new human data
Narrative review describing biological mechanisms and clinical rationale without primary data or systematic methodology.
PubMed 42560106 · doi:10.12968/bjon.2026.0265
What was done
This paper reviews the cellular mechanisms and clinical applications of photobiomodulation (PBM) as a non-invasive adjunct therapy for chronic wounds (such as diabetic foot ulcers) and radiation-induced fibrosis (RIF).
What was found
The abstract reports no quantitative data or clinical trial metrics. It describes mechanistic pathways, stating that PBM displaces nitric oxide from mitochondrial cytochrome c oxidase, restores ATP synthesis, modulates reactive oxygen species, upregulates growth factors, stimulates fibroblast activity, promotes angiogenesis, and decreases chronic inflammation.
Why it matters
It outlines how light-based therapy may target multiple pathological stages of non-healing wounds and radiation damage where pharmacological options are limited.
Limits
The abstract presents no empirical data, sample sizes, or quantitative outcome measures. Clinical utility remains unstandardized, with undefined optimal therapeutic windows, treatment protocols, cost-effectiveness data, and long-term durability metrics.
Cited by
- supports Red light and near-infrared light therapy have been demonstrated to accelerate muscle recovery, promote wound healing, reduce acne and pain/inflammation, enhance mitochondrial function, and improve vision.