Hydrogen inhalation attenuates lung contusion after blunt chest trauma in mice.
Kohei Ageta, Takahiro Hirayama, Toshiyuki Aokage, Mizuki Seya, Ying Meng, Tsuyoshi Nojima, Hirotsugu Yamamoto, Takafumi Obara, Atsunori Nakao, Tetsuya Yumoto, Kohei Tsukahara, Hiromichi Naito · Surgery · 2023
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 male C57BL/6 mice, hydrogen inhalation also significantly reduced inflammatory cytokine and chemokine mRNA levels and improved oxygenation. 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 inhaled hydrogen gas affected the outcomes measured in male C57BL/6 mice. Hydrogen inhalation also significantly reduced inflammatory cytokine and chemokine mRNA levels and improved oxygenation.
What the Researchers Studied
The researchers studied male C57BL/6 mice. The study used a preclinical animal experiment.
What Effects Did Molecular Hydrogen Have?
Source-reported hydrogen concentration: 1.3% source-reported H₂ gas concentration; Source-reported hydrogen exposure: 1.3% source-reported H₂ gas concentration; reported treatment duration: 6 hours. Hydrogen inhalation also significantly reduced inflammatory cytokine and chemokine mRNA levels and improved oxygenation. The authors concluded that hydrogen inhalation therapy significantly mitigated inflammatory responses associated with lung contusion in mice.
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 male C57BL/6 mice. The study used a preclinical animal experiment. The hydrogen delivery method was inhaled hydrogen gas. The source-reported hydrogen concentration was 1.3% source-reported H₂ gas concentration. The reported treatment duration was 6 hours.
Limitations and Safety
Safety information: Although hydrogen gas has antioxidant and anti-inflammatory effects and is protective against multiple types of lung injury at safe concentrations, the effects of inhaled hydrogen gas on blunt lung injury have not been previously investigated.
Original Study and H2HUBB Research Context
H2HUBB presents this source-grounded research record as one contribution to the broader molecular-hydrogen evidence base.