ReviewBiomolecules2020
The Hyperoxic-Hypoxic Paradox.
Review in Biomolecules, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 127 papers, 5 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
127 citing papers in PubMed, 5 syntheses or guidelines pooled it, 194 citations in OpenAlex.
- Guide for Managing Vascular Occlusion Caused by Fillers with Exclusive Cutaneous Involvement: A Review of Diagnosis, Classification, and Treatment.Aesthetic plastic surgery · 2026Pooled it
- Bibliometric analysis of research trends on hyperbaric oxygen therapy in stroke from 2000 to 2022.Frontiers in neurology · 2025Pooled it
- Hyperbaric oxygen therapy for late radiation tissue injury.The Cochrane database of systematic reviews · 2023Pooled it
- Effects of Intermittent Hypoxia-Hyperoxia on Performance- and Health-Related Outcomes in Humans: A Systematic Review.Sports medicine - open · 2022Pooled it
- Medical Gas Therapy for Tissue, Organ, and CNS Protection: A Systematic Review of Effects, Mechanisms, and Challenges.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2022Pooled it
- Hyperbaric oxygen therapy alters bowel perfusion and improves outcomes in patients with treatment-refractory ulcerative colitis: a prospective pilot trial.Journal of Crohn's & colitis · 2026Trial
- Perioperative Normobaric Hyperoxia Combined With Pulmonary Rehabilitation Intervention for Enhanced Short-Term Recovery in Lung Cancer Surgery.Thoracic cancer · 2026Trial
- Hyperbaric Oxygen Therapy for PTSD: Threshold Effect for Sustained Symptom Improvement in a Biologically Based Treatment.Brain and behavior · 2025Trial
- A study on the effect of acute hyperbaric oxygen intervention on aerobic endurance.Journal of physiological anthropology · 2025Trial
- Physical enhancement of older adults using hyperbaric oxygen: a randomized controlled trial.BMC geriatrics · 2024Trial
- Hyperbaric oxygen therapy vs. pharmacological intervention in adults with fibromyalgia related to childhood sexual abuse: prospective, randomized clinical trial.Scientific reports · 2024Trial
- Impact of Hypoxia-Hyperoxia Exposures on Cardiometabolic Risk Factors and TMAO Levels in Patients with Metabolic Syndrome.International journal of molecular sciences · 2023Trial
- The effect of hyperbaric oxygen therapy on myocardial function in post-COVID-19 syndrome patients: a randomized controlled trial.Scientific reports · 2023Trial
- Hyperbaric oxygen therapy for long COVID (HOT-LoCO), an interim safety report from a randomised controlled trial.BMC infectious diseases · 2023Trial
- Oxidative Stress Response's Kinetics after 60 Minutes at Different (30% or 100%) Normobaric Hyperoxia Exposures.International journal of molecular sciences · 2022Trial
- Hyperbaric oxygen therapy in children with post-concussion syndrome improves cognitive and behavioral function: a randomized controlled trial.Scientific reports · 2022Trial
- Varying Oxygen Partial Pressure Elicits Blood-Borne Microparticles Expressing Different Cell-Specific Proteins-Toward a Targeted Use of Oxygen?International journal of molecular sciences · 2022Trial
- Hyperbaric oxygen therapy improves neurocognitive functions and symptoms of post-COVID condition: randomized controlled trial.Scientific reports · 2022Trial
- Effects of hyperbaric oxygen therapy on functional and structural connectivity in post-COVID-19 condition patients: A randomized, sham-controlled trial.NeuroImage. Clinical · 2022Trial
- The effect of hyperbaric oxygen therapy on the pathophysiology of skin aging: a prospective clinical trial.Aging · 2021Trial
67 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
2 authors at 2 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Effective metabolism is highly dependent on a narrow therapeutic range of oxygen. Accordingly, low levels of oxygen, or hypoxia, are one of the most powerful inducers of gene expression, metabolic changes, and regenerative processes, including angiogenesis and stimulation of stem cell proliferation, migration, and differentiation. The sensing of decreased oxygen levels (hypoxia) or increased oxygen levels (hyperoxia), occurs through specialized chemoreceptor cells and metabolic changes at the cellular level, which regulate the response. Interestingly, fluctuations in the free oxygen concentration rather than the absolute level of oxygen can be interpreted at the cellular level as a lack of oxygen. Thus, repeated intermittent hyperoxia can induce many of the mediators and cellular mechanisms that are usually induced during hypoxia. This is called the hyperoxic-hypoxic paradox (HHP). This article reviews oxygen physiology, the main cellular processes triggered by hypoxia, and the cascade of events triggered by the HHP.
Indexed as
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What OpenQuestion holds
Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.