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Clinical TrialHighlighted

Drinking Hydrogen Water Enhances Endurance and Relieves Psychometric Fatigue: Randomized, Double-blind, Placebo-controlled Study

MHID-21966452019Canadian Journal of Physiology and Pharmacology

Toshio Mikami, Kohei Tano, Hosung Lee, Hyowon Lee, Jonghyuk Park, Fumiaki Ohta, et al.

Acute physical exercise increases reactive oxygen species in skeletal muscle, leading to tissue damage and fatigue. Molecular hydrogen (H2) acts as a therapeutic antioxidant directly or indirectly by inducing anti-oxidative enzymes. Here, we examined the effects of drinking H2 water (H2-infused water) on psychometric fatigue and endurance capacity in a randomized, double-blind, placebo-controlled

Clinical TrialHighlighted

Acute Supplementation with Molecular Hydrogen Benefits Submaximal Exercise Indices. Randomized, Double-Blinded, Placebo-Controlled Crossover Pilot Study

MHID-4871667PMID: 309188322019Journal of Lifestyle Medicine

Tyler W. LeBaron, Abigail J. Larson, Shigeo Ohta, Toshio Mikami, Jordon Barlow, Josh Bulloch, et al.

Background: Clinical studies have reported hydrogen-rich water (HRW) to have therapeutic and ergogenic effects. The aim of this study was to determine the effect of acute supplementation with HRW on exercise performance as measured by VO2, respiratory exchange ratio (RER), heart rate (HR), and respiratory rate (RR). Methods: Baseline levels of all exercise indices were determined in nineteen (4 f

Clinical TrialHighlighted

Hydrogen-rich water reduces liver fat accumulation and improves liver enzyme profiles in patients with non-alcoholic fatty liver disease: a randomized controlled pilot trial

MHID-9688108PMID: 309827482019Clinics and Research in Hepatology and Gastroenterology

Darinka Korovljev, Valdemar Stajer, Jelena Ostojic, Tyler W. LeBaron, Sergej M Ostojic

Background and aims: While non-alcoholic fatty liver disease (NAFLD) is rapidly becoming the most common liver disease worldwide, its treatment remains elusive. Since metabolic impairment plays a major role in NAFLD pathogenesis, any pharmaceuticals, such as molecular hydrogen (H2), that advance lipid and glucose metabolism could be appropriate to tackle this complex condition. The aim of this stu

Animal StudyHighlighted

Perioperatively Inhaled Hydrogen Gas Diminishes Neurologic Injury Following Experimental Circulatory Arrest in Swine

MHID-8554516PMID: 310619202019JACC: Basic to Translational Science

Alexis R. Cole, BS, Dorothy A. Perry, MBCHB, Ali Raza, MD, Arthur P. Nedder, DVM, Elizabeth Pollack, DVM CANDIDATE, William L. Regan, CCP, LP, et al.

This study used a swine model of mildly hypothermic prolonged circulatory arrest and found that the addition of 2.4% inhaled hydrogen gas to inspiratory gases during and after the ischemic insult significantly decreased neurologic and renal injury compared with controls. With proper precautions, inhalational hydrogen may be administered safely through conventional ventilators and may represent a co

Animal StudyHighlighted

Regulation of microRNAs by molecular hydrogen contributes to the prevention of radiation-induced damage in the rat myocardium

MHID-7662943PMID: 308305292019Molecular and Cellular Biochemistry

Branislav Kura, Barbora Kalocayova, Tyler W. LeBaron, Karel Frimmel, Jozef Buday, Juraj Surovy, et al.

microRNAs (miRNAs) constitute a large class of post-transcriptional regulators of gene expression. It has been estimated that miRNAs regulate up to 30% of the protein-coding genes in humans. They are implicated in many physiological and pathological processes, including those involved in radiation-induced heart damage. Biomedical studies indicate that molecular hydrogen has potential as a radiopro

In VitroIn SilicoHighlighted

Quantification of hydrogen production by intestinal bacteria that are specifically dysregulated in Parkinson’s disease

MHID-67149392018PLoS ONE

Anzu Suzuki, Mikako Ito, Tomonori Hamaguchi, Hiroshi Mori, Yuka Takeda, Ryuko Baba, et al.

Oral administration of hydrogen water ameliorates Parkinson’s disease (PD) in rats, mice, and humans. We previously reported that the number of putative hydrogen-producing bacte- ria in intestinal microbiota is low in PD compared to controls. We also reported that the amount of hydrogen produced by ingestion of lactulose is low in PD patients. The decreased hydrogen production by intestinal microb

Animal StudyIn VitroHighlighted

Therapeutic potential of molecular hydrogen in ovarian cancer

MHID-18249022018Translational Cancer Research

Lei Shang, Fei Xie, Jiala Li, Yating Zhang, Mengyu Liu, Pengxiang Zhao, et al.

Background: To investigate the potential effects of molecular hydrogen on ovarian cancer. Methods: The in vivo study was performed using Hs38.T xenografted BALB/c nude mice. The mean tumor volume was monitored during 6 weeks of hydrogen inhalation. Immunohistochemistry (IHC) staining was performed to determine the Ki67 and CD34 expression. The in vitro effects of molecular hydrogen on proliferati

Clinical Trial

Inhalation of hydrogen gas elevates urinary 8-hydroxy-2′-deoxyguanine in Parkinson’s disease

MHID-0476956PMID: 307136662018Medical Gas Research

Masaaki Hirayama, Mikako Ito, Tomomi Minato, Asako Yoritaka, Tyler W. LeBaron, Kinji Ohno

Hyposmia is one of the earliest and the most common symptoms in Parkinson’s disease (PD). The benefits of hydrogen water on motor deficits have been reported in animal PD models and PD patients, but the effects of hydrogen gas on PD patients have not been studied. We evaluated the effect of inhalation of hydrogen gas on olfactory function, non-motor symptoms, activities of daily living, and urinar

Animal StudyHighlighted

Hydrogen-Rich Water Ameliorates Autistic-Like Behavioral Abnormalities in Valproic Acid-Treated Adolescent Mice Offspring

MHID-7672684PMID: 301277282018Frontiers in Behavioral Neuroscience

Qingjun Guo, Xi Yin, Meng Qiao, Yujiao Jia, Dandan Chen, Juan Shao, et al.

Due to its anti-inflammatory and anti-oxidative effects, recent research has demonstrated that molecular hydrogen can serve as a new medical approach for depression, anxiety and traumatic brain injury. However, its potential effects on neurodevelopmental diseases, such as autism are still elusive. The present study aims to investigate the potential effects of hydrogen-rich water (HRW) administratio

Literature Review

Metabolism of hydrogen gases and bile acids in the gut microbiome

MHID-7641248PMID: 296834802018Federation of European Biochemical Societies (FEBS) Letters

Phillip B. Hylemon, Spencer C. Harris, Jason M. Ridlon

The human gut microbiome refers to a highly diverse microbial ecosystem, which has a symbiotic relationship with the host. Molecular hydrogen (H2) and carbon dioxide (CO2) are generated by fermentative metabolism in anaerobic ecosystems. H2 generation and oxidation coupled to CO2 reduction to methane or acetate help maintain the structure of the gut microbiome. Bile acids are synthesized by hepato

Animal StudyIn VitroHighlighted

Local generation of hydrogen for enhanced photothermal therapy

MHID-4778348PMID: 303151732018Nature Communications

Penghe Zhao, Zhaokui Jin, Qian Chen, Tian Yang, Danyang Chen, Jin Meng, et al.

By delivering the concept of clean hydrogen energy and green catalysis to the biomedical field, engineering of hydrogen-generating nanomaterials for treatment of major diseases holds great promise. Leveraging virtue of versatile abilities of Pd hydride nanomaterials in high/stable hydrogen storage, self-catalytic hydrogenation, near-infrared (NIR) light absorption and photothermal conversion, here

Literature ReviewHighlighted

Molecular hydrogen in the treatment of acute and chronic neurological conditions: mechanisms of protection and routes of administration

MHID-7292601PMID: 287518022017Journal of Clinical Biochemistry and Nutrition

Kenji Dohi, Kazue Satoh, Kazuyuki Miyamoto, Shusuke Momma, Kenichiro Fukuda, Ryo Higuchi, et al.

Oxidative stress caused by reactive oxygen species is considered a major mediator of tissue and cell injuries in various neuronal conditions, including neurological emergencies and neurodegenerative diseases. Molecular hydrogen is well characterized as a scavenger of hydroxyl radicals and peroxynitrite. Recently, the neuroprotective effects of treatment with molecular hydrogen have been reported i

In VitroHighlighted

Hydrogen gas protects IP3Rs by reducing disulfide bridges in human keratinocytes under oxidative stress

MHID-1014265PMID: 286201982017Scientific Reports

Ching-Ying Wu, Wen-Li Hsu, Ming-Hsien Tsai, Jui-Lin Liang, Jian-He Lu, Chia-Jung Yen, et al.

Based on the oxidative stress theory, aging derives from the accumulation of oxidized proteins induced by reactive oxygen species (ROS) in the cytoplasm. Hydrogen peroxide (H2O2) elicits ROS that induces skin aging through oxidation of proteins, forming disulfide bridges with cysteine or methionine sulfhydryl groups. Decreased Ca2+ signaling is observed in aged cells, probably secondary to the for

Molecular hydrogen increases resilience to stress in mice

MHID-6937869PMID: 311241362017Scientific Reports

Qiang Gao, Han Song, Xiao-ting Wang, Ying Liang, Yan-jie Xi, Yuan Gao, et al.

The inability to successfully adapt to stress produces pathological changes that can lead to depression. Molecular hydrogen has anti-oxidative and anti-inflammatory activities and neuroprotective effects. However, the potential role of molecular hydrogen in stress-related disorders is still poorly understood. The present study aims to investigate the effects of hydrogen gas on resilience to stress

Literature ReviewHighlighted

Meeting report: Second Hydrogen Molecule Biomedical Symposium in Beijing, China

MHID-2847992PMID: 278264242016Medical Gas Research

Ou-yang Chen, Zhou-heng Ye, Chong Li

June 27, 2015, the Second Hydrogen Molecule Biomedical Symposium and the Second meeting of the Professional Committee of Molecular Hydrogen Biology and Medicine of China Association of Promoting International Communication of health care was grand opening in the Capital of China, Beijing, sponsored by China Association of Promoting International Communication of health care, undertaken by Professi

Literature Review

Molecular hydrogen: a therapeutic antioxidant and beyond

MHID-0365812PMID: 282172942016Medical Gas Research

Lei Huang

Molecular hydrogen (H2) medicine research has flourished since a landmark publication in Nature Medicine that revealed the antioxidant and cytoprotective effects of hydrogen gas in a focal stroke model. Emerging evidence has consistently demonstrated that molecular hydrogen is a promising therapeutic option for a variety of diseases and the underlying comprehensive mechanisms is beyond pure hydrox

Literature ReviewHighlighted

Beneficial biological effects and the underlying mechanisms of molecular hydrogen - comprehensive review of 321 original articles

MHID-7479916PMID: 264839532015Medical Gas Research

Masatoshi Ichihara, Sayaka Sobue, Mikako Ito, Masafumi Ito, Masaaki Hirayama, Kinji Ohno

Therapeutic effects of molecular hydrogen for a wide range of disease models and human diseases have been investigated since 2007. A total of 321 original articles have been published from 2007 to June 2015. Most studies have been conducted in Japan, China, and the USA. About three-quarters of the articles show the effects in mice and rats. The number of clinical trials is increasing every year. I

Opinion Piece

Molecular hydrogen: A novel therapy for the treatment of pulmonary hypertension

MHID-8567647PMID: 261233972015The Journal of Thoracic and Cardiovascular Surgery

Harold L. Lazar, MD

Patients with pulmonary arterial hypertension (PAH) are at higher risk for morbidity and mortality after all types of cardiac surgical procedures. These patients have higher incidences of hemodynamic instability, hypoxemia, and right ventricular dysfunction. Current therapy for PAH has included prostanoids, endothelial receptor antagonists, and phosphodiesterase inhibitors. Although these agents h

Clinical TrialHighlighted

Effectiveness of oral and topical hydrogen for sports-related soft tissue injuries

MHID-29235562014Sports medicine / News in Molecular Hydrogen Biomedicine

Sergej M Ostojic, Boris Vukomanovic, Julio Calleja-Gonzalez, Jay R Hoffman

Background: Because hydrogen therapy has been found beneficial for the treatment of inflammation, ischemia-reperfusion injury, and oxidative stress in humans, it seems useful to evaluate the effects of exogenously administered hydrogen as an element in the immediate management of sports-related soft tissue injuries. The main aim of this pilot study was to examine the effects of 2-week administrati

Animal Study

Molecular Hydrogen in Drinking Water Protects against Neurodegenerative Changes Induced by Traumatic Brain Injury

MHID-0185761PMID: 252512202014PLoS ONE

Kenji Dohi, Brian C. Kraemer, Michelle A. Erickson, Pamela J. McMillan, Andrej Kovac, Zuzana Flachbartova, et al.

Traumatic brain injury (TBI) in its various forms has emerged as a major problem for modern society. Acute TBI can transform into a chronic condition and be a risk factor for neurodegenerative diseases such as Alzheimer’s and Parkinson’s diseases, probably through induction of oxidative stress and neuroinflammation. Here, we examined the ability of the antioxidant molecular hydrogen given in drink