Coadministration of hydrogen gas as part of the carrier gas mixture suppresses neuronal apoptosis and subsequent behavioral deficits caused by neonatal exposure to sevoflurane in mice.
Ryuji Yonamine, Yasushi Satoh, Mitsuyoshi Kodama, Yoshiyuki Araki, Tomiei Kazama · Anesthesiology · 2013
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 C57BL/6 mice, western blot analysis showed that coadministration of 1.3% hydrogen gas significantly (P < 0.001) reduced the level of neuronal apoptosis to approximately 40% compared with sevoflurane exposure alone. These preclinical findings add evidence about the molecular-hydrogen effects, outcomes, and biological pathways measured in this model.
What the Findings Mean
H2HUBB reviewed how inhaled hydrogen gas affected the outcomes measured in C57BL/6 mice. Western blot analysis showed that coadministration of 1.3% hydrogen gas significantly (P < 0.001) reduced the level of neuronal apoptosis to approximately 40% compared with sevoflurane exposure alone.
What the Researchers Studied
The researchers studied C57BL/6 mice. The study used a preclinical animal experiment.
What Effects Did Molecular Hydrogen Have?
1.3% inhaled H₂ concentration. Western blot analysis showed that coadministration of 1.3% hydrogen gas significantly (P < 0.001) reduced the level of neuronal apoptosis to approximately 40% compared with sevoflurane exposure alone. The authors concluded that inhalation of hydrogen gas robustly decreased neuronal apoptosis and subsequent cognitive impairments caused by neonatal exposure to sevoflurane. Immunohistochemical analysis showed that hydrogen reduced oxidative stress induced by neonatal sevoflurane exposure.
Why These Findings Matter
This publication adds useful evidence about where molecular hydrogen did and did not change the measured outcomes, helping define the larger therapeutic evidence base.
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 C57BL/6 mice. The study used a preclinical animal experiment. The hydrogen delivery method was inhaled hydrogen gas. The reported hydrogen concentration was 1.3% inhaled H₂ concentration.
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.