Enhanced neuroprotective effects of combined photobiomodulation and hydrogen inhalation in a mouse model of hypoxic-ischemic brain injury.
Gyeong-Gyu Yu, Seong-Min Kim, Sang-Chul Kim, Gwan-Jin Park, Young-Min Kim, Hyun-Seok Chai, Hyeon-Jeong Park, Hoon Kim · Experimental brain research · 2026
Research-use notice
Independent study record
Each H2HUBB study page organizes source-linked research details for educational use. Interpretation should remain proportional to the study design, population, controls, and limitations.
H2HUBB TAKEAWAY
In mice, pBM or hydrogen alone partially attenuated HIBI-induced alterations, combined treatment more effectively preserved locomotor activity, stabilized physiological parameters, and reduced neuronal loss. These preclinical findings add evidence supporting molecular hydrogen's therapeutic potential within the outcomes and biological pathways measured in this model.
What the Findings Mean
H2HUBB reviewed how molecular hydrogen affected the outcomes measured in mice. PBM or hydrogen alone partially attenuated HIBI-induced alterations, combined treatment more effectively preserved locomotor activity, stabilized physiological parameters, and reduced neuronal loss.
What the Researchers Studied
The researchers studied mice. The study used a preclinical animal experiment.
What Effects Did Molecular Hydrogen Have?
Photobiomodulation (PBM) and hydrogen inhalation have each demonstrated neuroprotective effects in ischemic and hypoxic models; however, the effects of their combined application in acute HIBI have not been directly evaluated. In this study, HIBI was induced in mice, followed by treatment with PBM alone, hydrogen inhalation alone, or their combination. While PBM or hydrogen alone partially attenuated HIBI-induced alterations, combined treatment more effectively preserved locomotor activity, stabilized physiological parameters, and reduced neuronal loss. These findings demonstrate that combined PBM and hydrogen inhalation confers enhanced neuroprotection compared with monotherapies by modulating multiple pathological mechanisms in acute HIBI.
Why These Findings Matter
These preclinical findings add evidence supporting molecular hydrogen's therapeutic potential within the outcomes and biological pathways measured in this model.
How Strong Is This Evidence?
This is preclinical animal evidence from a preclinical animal experiment. It is most informative for the disease model, mechanisms, biomarkers, and outcomes directly measured in the study.
Technical Study Details
H2HUBB classifies this publication as animal study with preclinical animal evidence. The research population or model was mice. The study used a preclinical animal experiment.
Limitations and Safety
No separate limitations or safety findings were identified in the current-study source text available to H2HUBB.
Original Study and H2HUBB Research Context
H2HUBB presents this source-grounded research record as one contribution to the broader molecular-hydrogen evidence base.