Clinical Study Brain research reviews 2007

Effect of hyperbaric oxygenation on brain hemodynamics, hemoglobin oxygenation and mitochondrial NADH.

Meirovithz E, Sonn J, Mayevsky A — Brain research reviews, 2007

View Original on PubMed PMID 17570266

Tier 2, Indexed

Automatically imported from PubMed based on relevance criteria.

Summary

What Researchers Did

Researchers investigated the effects of hyperbaric oxygenation on brain hemodynamics, haemoglobin oxygenation, and mitochondrial NADH in awake rats using a fiber optic probe.

What They Found

Hyperbaric oxygenation (HBO) progressively increased microcirculatory haemoglobin oxygen saturation (HbO2) and decreased mitochondrial NADH in awake rats. These effects reached a near maximum at 2.5 absolute atmospheres (ATA), indicating maximal tissue oxygenation and cellular mitochondrial NADH oxidation at this pressure.

Canadian Relevance

This study has no direct Canadian connection as it was conducted by researchers outside of Canada and did not involve Canadian participants or institutions.

Study Limitations

A key limitation of this study is that its findings are based on experiments in awake rats, which may not directly translate to human physiology.

This plain-language summary is generated with AI assistance and checked against the source abstract before publication. See our editorial policy.

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Study Details

Study Type	Clinical Study
Category	Neurological
Source	Pubmed
PubMed ID	17570266
Year Published	2007
Journal	Brain research reviews
MeSH Terms	Animals; Brain; Cerebrovascular Circulation; Hemoglobins; Humans; Hyperbaric Oxygenation; Mitochondria; NAD

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Last reviewed: April 2, 2026 | Reviewed by: Canada Hyperbarics Editorial Team | Editorial process | Research sources | Counts & methodology