Drinking hydrogen water improves photoreceptor structure and function in retinal degeneration 6 mice.
Tsutomu Igarashi, Ikuroh Ohsawa, Maika Kobayashi, Kai Miyazaki, Toru Igarashi, Shuhei Kameya, Asaka Lee Shiozawa, Yasuhiro Ikeda, Yoshitaka Miyagawa, Mashito Sakai, Takashi Okada, Iwao Sakane, Hiroshi Takahashi · Scientific reports · 2022
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, H₂ mice showed significantly higher retinal thickness as compared to controls on optical coherence tomography. 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. H₂ mice showed significantly higher retinal thickness as compared to controls on optical coherence tomography.
What the Researchers Studied
The researchers studied mice. The study used a preclinical animal experiment. The comparison condition was control condition or baseline measurements.
What Effects Did Molecular Hydrogen Have?
Given the known contributions of oxidative stress caused by reactive oxygen species (ROS) and selective inhibition of potent ROS peroxynitrite and OH·by H₂ gas the researchers have previously demonstrated, the researchers hypothesized that ingestion of H₂ water may delay the progression of photoreceptor death in rd6 mice. H₂ mice showed significantly higher retinal thickness as compared to controls on optical coherence tomography. The authors concluded that drinking water high in H₂ (1.2-1.6 ppm) had neuroprotective effects and inhibited photoreceptor death in mice, and suggest the potential of H₂ for the treatment of RP.
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 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.