Hydrogen gas inhalation protects against liver ischemia/reperfusion injury by activating the NF-κB signaling pathway.
Chao-Bin Zhang, Yi-Chen Tang, Xue-Jun Xu, Shi-Xiang Guo, Huai-Zhi Wang · Experimental and therapeutic medicine · 2015
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 rats, inhalation of hydrogen gas at 2% concentration for 1 h significantly reduced the serum alanine aminotransferase (ALT) and aspartate aminotransferase (AST) activities, the expression of cytokines, including IL-6, TNF-α, early growth response protein 1 (Egr-1) and IL-1β, and morphological damage. 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 rats. Inhalation of hydrogen gas at 2% concentration for 1 h significantly reduced the serum alanine aminotransferase (ALT) and aspartate aminotransferase (AST) activities, the expression of cytokines, including IL-6, TNF-α, early growth response protein 1 (Egr-1) and IL-1β, and morphological damage.
What the Researchers Studied
The researchers studied rats. The study used a preclinical animal experiment.
What Effects Did Molecular Hydrogen Have?
2% inhaled H₂ concentration. Inhalation of hydrogen gas at 2% concentration for 1 h significantly reduced the serum alanine aminotransferase (ALT) and aspartate aminotransferase (AST) activities, the expression of cytokines, including IL-6, TNF-α, early growth response protein 1 (Egr-1) and IL-1β, and morphological damage. The authors concluded that the results indicate that hydrogen inhalation at 2% concentration for 1 h prior to liver transplantation protected the rats from ischemia/reperfusion injury by activation of the NF-κB signaling pathway.
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 rats. The study used a preclinical animal experiment. The hydrogen delivery method was inhaled hydrogen gas. The reported hydrogen concentration was 2% 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.