Hydrogen Research Study
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Human clinical evidenceHuman Clinical Studyinhaled hydrogen gas

Hydrogen gas inhalation alleviates oxidative stress in patients with post-cardiac arrest syndrome.

Tomoyoshi Tamura, Masaru Suzuki, Kei Hayashida, Yosuke Kobayashi, Joe Yoshizawa, Takayuki Shibusawa, Motoaki Sano, Shingo Hori, Junichi Sasaki · Journal of clinical biochemistry and nutrition · 2020

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 Research Library branded molecular hydrogen research image
Primary topic Cancer and Supportive Oncology Research
Evidence type Human clinical evidence
Publication type Human Clinical Study
Hydrogen method inhaled hydrogen gas

H2HUBB TAKEAWAY

In 5 patients, oxidative stress was reduced and cytokine levels were unchanged in cardiogenic patients, whereas oxidative stress was unchanged and cytokine levels were diminished in the septic patient. These findings add human evidence that helps define the outcomes that did and did not change with molecular hydrogen in this study.

What the Findings Mean

H2HUBB reviewed how inhaled hydrogen gas affected the outcomes measured in 5 patients. Oxidative stress was reduced and cytokine levels were unchanged in cardiogenic patients, whereas oxidative stress was unchanged and cytokine levels were diminished in the septic patient.

What the Researchers Studied

The researchers studied 5 patients. The study used a human clinical study.

What Effects Did Molecular Hydrogen Have?

2% inhaled H₂ concentration. Oxidative stress was reduced and cytokine levels were unchanged in cardiogenic patients, whereas oxidative stress was unchanged and cytokine levels were diminished in the septic patient.

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 human clinical evidence from a human clinical study. H2HUBB interprets the findings in the context of the study design, sample, comparator, and measured outcomes rather than using one publication as a verdict on hydrogen therapy.

Technical Study Details

H2HUBB classifies this publication as human clinical study with human clinical evidence. The research population or model was 5 patients. The reported sample size was 3. The study used a human clinical study. 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.