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Animal StudyHighlighted

Hydrogen-rich water exerts anti-tumor effects comparable to 5-fluorouracil in a colorectal cancer xenograft model

MHID-0513892PMID: 351161142022World Journal of Gastrointestinal Oncology

Fereshteh Asgharzadeh, Alex Tarnava, Asma Mostafapour, Majid Khazaei, Tyler W. LeBaron

Background: Colorectal cancer (CRC) is the third leading cause of cancer-related deaths in the world. Tumor removal remains the preferred frontline treatment; however, effective non-surgical interventions remain a high priority. 5-fluorouracil (5-FU) is a widely used chemotherapy agent, and molecular hydrogen (H2) has been re- cognized for its antioxidant and anti-inflammatory effects, with resear

Hypothesis

Understanding Hydrogen: Lessons to Be Learned from Physical Interactions between the Inert Gases and the Globin Superfamily

MHID-81905412022Oxygen

John T. Hancock, Grace Russell, Tim J. Craig, Jennifer May, H. Ruth Morse, Jonathan S. Stamler

Hydrogen gas (molecular hydrogen, H2) has significant effects in a range of organisms, from plants to humans. Many inert gases have been reported to have similar effects, and such responses may be most pronounced when cells are stressed. Xenon (Xe), for example, is a well-known anesthetic. The direct targets of these gases, in most cases, remain elusive. Myoglobin and hemoglobin are known for their

Literature ReviewOpinion PieceHighlighted

Commentary: Hydrogen: Lightweight molecule takes on a heavyweight problem

MHID-7464677PMID: 340520182022The Journal of Thoracic and Cardiovascular Surgery

John N. Kheir, MD, James A. DiNardo, MD

Diatomic hydrogen (H2) is the lightest and most abundant molecule in the universe. Hydrogen's reactivity with oxygen is well recognized as a thermodynamically favorable redox reaction that forms water. H2's small size results in unsurpassed diffusivity (even diffusing through steel), enabling it to reach therapeutic targets effectively even in low-flow states. In vivo, inhaled H2 undergoes solubil

Clinical TrialHighlighted

Biological Effects of Hydrogen Water on Subjects with NAFLD: A Randomized, Placebo-Controlled Trial

MHID-6639794PMID: 362906572022Antioxidants

Branislav Kura, Mária Szántová, Tyler W. LeBaron, Viliam Mojto, Miroslav Barancik, Barbara Szeiffova Bacova, et al.

Non-alcoholic fatty liver disease (NAFLD) is a liver pathology affecting around 25% of the population worldwide. Excess oxidative stress, inflammation and aberrant cellular signaling can lead to this hepatic dysfunction and eventual carcinoma. Molecular hydrogen has been recognized for its selective antioxidant properties and ability to attenuate inflammation and regulate cellular function. We admin

In VitroHighlighted

Molecular Hydrogen Enhances Proliferation of Cancer Cells That Exhibit Potent Mitochondrial Unfolded Protein Response

MHID-6868466PMID: 352700302022International Journal of Molecular Sciences

Tomoya Hasegawa, Mikako Ito, Satoru Hasegawa, Masaki Teranishi, Koki Takeda, Shuto Negishi, et al.

Molecular hydrogen ameliorates pathological states in a variety of human diseases, animal models, and cell models, but the effects of hydrogen on cancer have been rarely reported. In addition, the molecular mechanisms underlying the effects of hydrogen remain mostly unelucidated. We found that hydrogen enhances proliferation of four out of seven human cancer cell lines (the responders). The prolif

Opinion PieceHighlighted

Reply to “Discussion: Drinking hydrogen water enhances endurance and relieves psychometric fatigue: a randomized, double-blind, placebo-controlled study”1

MHID-62678002021Canadian Journal of Physiology and Pharmacology

Shigeo Ohta, Tyler W. LeBaron

The authors of the “Discussion” (Falster et al. 2021) have responded to our article entitled: “Drinking hydrogen water enhances endurance and relieves psychometric fatigue: a randomized, double-blind, placebo-controlled study”. Hydrogen (H2) medicine is being developed as an orthodox science. In this Reply, we would like to elaborate on the effects of H2-infused water and the scientific understand

Observational StudyHighlighted

An H2-infused, nitric oxide-producing functional beverage as a neuroprotective agent for TBIs and concussions

MHID-6285582PMID: 346451002021Journal of Integrative Neuroscience

Tyler W. LeBaron, Jason Kharman, Michael L. McCullough

Traumatic brain injuries (TBIs) are a leading cause of death and dis- ability. Sports-related TBIs are estimated to be more than several million per year. The pathophysiology of TBIs involves high levels of inflammation, oxidative stress, dysregulation of ion homeosta- sis, mitochondrial dysfunction, and apoptosis. There is also a reduc- tion in cerebral blood flow, leading to hypoxia and reduced

In VitroOtherHighlighted

Hydrogen Evolution and Absorption Phenomena in the Plasma Membrane of Vigna radiata and Capsicum annuum

MHID-32438852021Journal of Plant Growth Regulation

Xin Zhang, Fei Xie, Zhao Zhang, Yao Mawulikplimi Adzavon, Zehua Su, Qinghui Zhao, et al.

Molecular hydrogen has been shown to exert beneficial effects on plant growth and abiotic stress tolerance, however, the exact mechanism has not yet been fully elucidated. H2 is able to diffuse directly across the plasma membrane, which is the first barrier between H2 and cells. It is possible that H2 may exert its biological effects on plant cells by interacting with PM. Hydrogenases can catalyze

Literature Review

Neuroprotective Effects of Molecular Hydrogen: A Critical Review

MHID-9272690PMID: 330783742021Neuroscience Bulletin

Wei Chen, Han-Ting Zhang, Shu-Cun Qin

Molecular hydrogen (H2) is a physiologically inert gas. However, during the last 10 years, increasing evidence has revealed its biological functions under pathological conditions. More specifically, H2 has protec- tive effects against a variety of diseases, particularly nervous system disorders, which include ischemia/reperfu- sion injury, traumatic injury, subarachnoid hemorrhage, neuropathic pain

Literature Review

Combating Oxidative Stress and Inflammation in COVID-19 by Molecular Hydrogen Therapy: Mechanisms and Perspectives

MHID-6029476PMID: 346464232021Oxidative Medicine and Cellular Longevity

Duried Alwazeer, Franky Fuh-Ching Liu, Xiao Yu Wu, Tyler W. LeBaron

COVID-19 is a widespread global pandemic with nearly 185 million confirmed cases and about four million deaths. It is caused by an infection with the severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2), which primarily affects the alveolar type II pneumocytes. The infection induces pathological responses including increased inflammation, oxidative stress, and apoptosis. This situation result

Literature ReviewHighlighted

Molecular Hydrogen as a Novel Antitumor Agent: Possible Mechanisms Underlying Gene Expression

MHID-5389125PMID: 344454282021International Journal of Molecular Sciences

Shin-ichi Hirano, Haru Yamamoto, Yusuke Ichikawa, Bunpei Sato, Yoshiyasu Takefuji, Fumitake Satoh

While many antitumor drugs have yielded unsatisfactory therapeutic results, drugs are one of the most prevalent therapeutic measures for the treatment of cancer. The development of cancer largely results from mutations in nuclear DNA, as well as from those in mitochondrial DNA (mtDNA). Molecular hydrogen (H2), an inert molecule, can scavenge hydroxyl radicals (·OH), which are known to be the stron

Clinical TrialHighlighted

Safety of Prolonged Inhalation of Hydrogen Gas in Air in Healthy Adults

MHID-1947207PMID: 346511332021Critical Care Explorations

Alexis R. Cole, BS, Francesca Sperotto, MD, James A. DiNardo, MD, Stephanie Carlisle, Michael J. Rivkin, MD, Lynn A. Sleeper, ScD, et al.

BACKGROUND: Ischemia-reperfusion injury is common in critically ill patients, and directed therapies are lacking. Inhaled hydrogen gas diminishes ischemia-reperfusion injury in models of shock, stroke, and cardiac arrest. The purpose of this study was to investigate the safety of inhaled hydrogen gas at doses required for a clinical efficacy study. DESIGN: Prospective, single-arm study. SETTING: T

Literature Review

Molecular Hydrogen as a Novel Protective Agent against Pre-Symptomatic Diseases

MHID-0972119PMID: 342812642021International Journal of Molecular Sciences

Haru Yamamoto, Yusuke Ichikawa, Shin-ichi Hirano, Bunpei Sato, Yoshiyasu Takefuji, Fumitake Satoh

Mibyou, or pre-symptomatic diseases, refers to state of health in which a disease is slowly developing within the body yet the symptoms are not apparent. Common examples of mibyou in modern medicine include inflammatory diseases that are caused by chronic inflammation. It is known that chronic inflammation is triggered by the uncontrolled release of proinflammatory cytokines by neutrophils and macroph

Systematic ReviewHighlighted

Effect of hydrogen-rich water on periodontal disease, interleukin and blood glucose levels in diabetic: a systematic review

MHID-30922442021Journal of Syiah Kuala Dentistry Society

Albert Manggading Hutapea, Lina Hadi

Diabetes Mellitus (DM) is a metabolic disorder characterized by high blood glucose levels associated with periodontal disease and increased levels of inflammatory biomarkers such as interleukin. Therapeutic effects of molecular hydrogen for a wide range of disease models and human diseases have been investigated. This review aims to systematically analyze and review animal and human studies invest

In VitroEx VivoHighlighted

Hydrogen evolution and absorption phenomena in plasma membrane of higher plants

MHID-98806872020bioRxiv

Xin Zhang, Zhao Zhang, Zehua Su, Qinghui Zhao, Tyler W. LeBaron, Qinjian Li, et al.

Molecular hydrogen (H2) exhibits a wide breadth of botanical effects especially in improving the resistance to abiotic stress. However, the primary target is not clear. Bidirectional hydrogenases have been well studied in microbes and alga, but there is a paucity of research in higher plants. Here, we used real-time spectrophotometry, gas chromatography and H2 sensor to detect the H2-evolving and

Mechanisms ReviewHighlighted

Molecular and Cellular Mechanisms Associated with Effects of Molecular Hydrogen in Cardiovascular and Central Nervous Systems

MHID-2592715PMID: 351026012020Antioxidants

Miroslav Barancik, Branislav Kura, Tyler W. LeBaron, Roberto Bolli, Jozef Buday, Jan Slezak

The increased production of reactive oxygen species and oxidative stress are important factors contributing to the development of diseases of the cardiovascular and central nervous systems. Molecular hydrogen is recognized as an emerging therapeutic, and its positive effects in the treatment of pathologies have been documented in both experimental and clinical studies. The therapeutic potential of

Clinical TrialHighlighted

The Effects of 24-Week, High-Concentration Hydrogen-Rich Water on Body Composition, Blood Lipid Profiles and Inflammation Biomarkers in Men and Women with Metabolic Syndrome: A Randomized Controlled Trial

MHID-5701846PMID: 322737402020Diabetes, Metabolic Syndrome and Obesity

Tyler W. LeBaron, Ram B. Singh, Ghizal Fatima, Kumar Kartikey, Jagdish P Sharma, Sergej M Ostojic, et al.

Purpose: Metabolic syndrome is associated with several medical risk factors including dyslipidemia, hyperglycemia, and obesity, which has become a worldwide pandemic. The sequelae of this condition increase the risk of cardiovascular and neurological disease and increased mortality. Its pathophysiology is associated with redox dysregulation, excessive inflammation, and perturbation of cellular hom

Literature Review

Hydrogen gas: from clinical medicine to an emerging ergogenic molecule for sports athletes

MHID-3461972PMID: 309702152019Canadian Journal of Physiology and Pharmacology

Tyler W. LeBaron, Ismail Laher, Branislav Kura, Jan Slezak

H2 has been clinically demonstrated to provide antioxidant and anti-inflammatory effects, which makes it an attractive agent in exercise medicine. Although exercise provides a multiplicity of benefits including decreased risk of disease, it can also have detrimental effects. For example, chronic high-intensity exercise in elite athletes, or sporadic bouts of exercise (i.e. noxious exercise) in unt

Molecular hydrogen suppresses glioblastoma growth via inducing the glioma stem-like cell differentiation

MHID-9961867PMID: 311134922019Stem Cell Research & Therapy

Meng-yu Liu, Fei Xie, Yan Zhang, Ting-ting Wang, Sheng-nan Ma, Peng-xiang Zhao, et al.

Background: Glioblastoma (GBM) is the most common type of primary malignant brain tumor. Molecular hydrogen has been considered a preventive and therapeutic medical gas in many diseases including cancer. In our study, we sought to assess the potential role of molecular hydrogen on GBM. Methods: The in vivo studies were performed using a rat orthotopic glioma model and a mouse subcutaneous xenograf