Hydrogen Therapy and Liver Recovery from Bile Duct Blockage in Rats
Molecular hydrogen accelerates the reversal of acute obstructive cholangitis‑induced liver dysfunction by restoring gap and tight junctions
Research hubs: Digestive System
This research was done in animals. Results in animals often don't carry over to people.
- Evidence type
- Animal study (rat)
- Authors
- Zhiyang Zhu, Jianhua Yu, Weiguo Lin, Haijun Tang, Weiguang Zhang, Baochun Lu
- Journal
- Molecular Medicine Reports
- Year
- 2019
- PMID
- 31059036
- Study Type
- Rat
- Delivery
- Saline (Dissolved)
- Outcome
- Positive
- Peer Reviewed
- Yes
- Cited by
- 2 (OpenAlex, as of November 2026)
- Country
- China
TL;DR
Hydrogen gas treatment helps repair liver damage caused by acute obstructive cholangitis (AOC) by fixing the connections between liver cells.
Key Finding
Molecular hydrogen administration reversed liver damage caused by acute obstructive cholangitis in rats by restoring damaged junction proteins between liver cells and reducing inflammatory and oxidative damage.
Summary
This study used rats with a type of liver infection caused by bile duct blockage to test whether molecular hydrogen (H2) could help repair liver damage. Researchers found that the infection damaged important protein structures (called gap junctions and tight junctions) that help liver cells communicate and stay connected. When hydrogen was given to the rats after the bile duct was drained, it helped restore these damaged protein structures and reduced inflammation and oxidative stress (cellular damage from harmful molecules), which accelerated liver recovery.
Practical Takeaway
This is an early-stage animal study showing hydrogen may help protect liver function during severe bile duct infections. However, this research was only conducted in rats, and the study duration and sample size were not reported, so it's too preliminary to draw conclusions about effectiveness in humans. More research, including human trials, would be needed before hydrogen could be considered a therapeutic option for this condition.
Abstract (excerpt)
Gap junctions (GJs) and tight junctions (TJs) are essential to maintain the function of hepatocytes. Changes in biliary tract pressure and the effect of lipopolysaccharide (LPS) may lead to acute obstructive cholangitis (AOC) and cause liver injury via GJ and TJ dysfunction. Hydrogen has been…