Increased CD3 positive cells in bronchoalveolar lavage fluid after hydrogen fluoride inhalation.
K Lund, M Refsnes, T Sandstrøm, P Søstrand, P Schwarze, J Boe, J Kongerud · Scandinavian journal of work, environment & health · 1999
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 19 healthy participants, hydrogen fluoride may induce an inflammatory reaction in the airways at concentrations that can occur in the ambient air in the primary aluminum industry. These findings add human evidence supporting molecular hydrogen's therapeutic potential to influence inflammatory regulation in healthy adults.
What the Findings Mean
H2HUBB reviewed how molecular hydrogen affected the outcomes measured in 19 healthy participants. Hydrogen fluoride may induce an inflammatory reaction in the airways at concentrations that can occur in the ambient air in the primary aluminum industry.
What the Researchers Studied
The researchers studied 19 healthy participants. The study used a human clinical study. The comparison condition was control condition or baseline measurements.
What Effects Did Molecular Hydrogen Have?
Reported treatment duration: 1 hour. Hydrogen fluoride may induce an inflammatory reaction in the airways at concentrations that can occur in the ambient air in the primary aluminum industry. This study examined whether experimental hydrogen fluoride exposure for 1 hour induces an inflammatory response in the lower respiratory tract that is detectable in bronchoalveolar lavage fluid.
Why These Findings Matter
These findings add human evidence supporting molecular hydrogen's therapeutic potential to influence inflammatory regulation in healthy adults and contribute to the growing body of molecular-hydrogen research.
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 19 healthy participants. The reported sample size was 15. The study used a human clinical study. The reported treatment duration was 1 hour.
Limitations and Safety
No separate limitations or safety findings were identified in the current-study 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. The original scholarly source is available at https://www.sjweh.fi/download.php?abstract_id=442&file_nro=1.