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Clinical TrialHighlighted

Hydrogen-rich water and caffeine for alertness and brain metabolism in sleep-deprived habitual coffee drinkers

MHID-9740359PMID: 345320232021Food Science & Nutrition

Nikola Todorovic, Dragana Zanini, Valdemar Stajer, Darinka Korovljev, Jelena Ostojic, Sergej M Ostojic

The main aim of this randomized-controlled cross-over interventional trial was to assess the acute effects of taking a single dose of hydrogen-rich water (HRW), and compare it with caffeine, HRW plus caffeine, and control water, for alertness, brain metabolism, brain and oxygen saturation, and self-reported adverse events in healthy men and women who were habitual coffee drinkers and were sleep-de

Hydrotherapy with hydrogen-rich water compared with RICE protocol following acute ankle sprain in professional athletes: a randomized non-inferiority pilot trial.

MHID-6137304PMID: 333565802021Research in sports medicine (Print)

Javorac D, Stajer V, Ratgeber L, Olah A, Betlehem J, Acs P, et al.

We analysed the effects of an experimental novel protocol of intensive hydrotherapy with hydrogen-rich water (HRW) on injury recovery in athletic men who suffered an acute ankle sprain (AAS) and compared it with a RICE protocol (rest, ice, compression, elevation). Professional athletes (age 23.7 ± 4.0 years; weight 78.6 ± 5.7 kg, height 182.5 ± 4.3 cm; professional experience 5.9 ± 3.9 years) who

Hydrogen as a Potential Therapeutic in Obesity: Targeting the Brain.

MHID-1775975PMID: 334857602021Trends in endocrinology and metabolism: TEM

Ostojic SM.

Clinical applications of molecular hydrogen (H2) seem to favorably affect obesity-related metabolic biomarkers in peripheral tissues, yet whether H2 directly tackles obesity pathways in the brain remains elusive. I summarize here several molecular targets in the hypothalamus and beyond that could be altered by H2 gas in obesity.

In VitroHighlighted

Response of Escherichia coli to hydrogen nanobubbles: an in vitro evaluation using synchrotron infrared spectroscopy

MHID-0456102PMID: 347832272021Journal of Zhejiang University-SCIENCE B (Biomedicine & Biotechnology)

Jinfang LU, Jin ZHENG, Yadi WANG, Jie CHENG, Xueling LI, Jun HU, et al.

Hydrogen (H2)-rich water, an apparent source of molecular H2, is an emerging functional drink with many purported benefits for human health (Yang et al., 2020; Ostojic, 2021). The preventive and therapeutic effects of H2 on various pathological processes have been intensively investigated in numerous clinical trials; it is commonly believed that the beneficial effects are mainly attributed to its

Does drinking water rich in hydrogen gas revive brain hypometabolism in neurodegeneration by SCFAs upregulation?

MHID-8672466PMID: 326322472021European journal of clinical nutrition

Ostojic SM.

Water infused with hydrogen gas (hydrogen-rich water, HRW) appeared recently as an innovative functional drink that may exhibit a number of benefits for human health. Specifically, HRW has recently been advocated as a possible nutritional upregulator of SCFAs production by gut microbiota in three pre-clinical trials, all published from 2018 onward. Ad libitum consumption of HRW (hydrogen 0.32 mM)

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

Hydrogen Gas as an Exotic Performance-Enhancing Agent: Challenges and Opportunities.

MHID-1453007PMID: 329626102021Current pharmaceutical design

Ostojic SM.

Background: Hydrogen gas (H2) has entered the world of experimental therapeutics approximately four and a half decades ago. Over the years, this simple molecule appears to drive more scientific attention, perhaps due to a dualism of H2 affirmative features demonstrated in numerous in vitro, animal and human studies on one side, and still puzzling mechanism(s) of its biological activity on the othe

Literature Review

Hydrogen, a Novel Therapeutic Molecule, Regulates Oxidative Stress, Inflammation, and Apoptosis

MHID-5326803PMID: 349874192021Frontiers in Physiology

Yan Tian, Yafang Zhang, Yu Wang, Yunxi Chen, Weiping Fan, Jianjun Zhou, et al.

Molecular hydrogen (H2) is a colorless and odorless gas. Studies have shown that H2 inhalation has the therapeutic effects in many animal studies and clinical trials, and its application is recommended in the novel coronavirus pneumonia treatment guidelines in China recently. H2 has a relatively small molecular mass, which helps it quickly spread and penetrate cell membranes to exert a wide range

Observational StudyHighlighted

Amelioration of fatigue in chronic dialysis patients with dialysis solution employing electrolyzed water containing molecular hydrogen (H2) and its association with autonomic function balance

MHID-16201432021Renal Replacement Therapy

Yoshihiro Tsujimoto, Daisuke Kuratsune, Shigeru Kabayama, Mariko Miyazaki, Yasuyoshi Watanabe, Yoshiki Nishizawa, et al.

Background: Enhanced oxidative stress is involved with fatigue in hemodialysis (HD) patients. Molecular hydrogen (H2) could improve the redox status. Thus, the study examines whether HD solution rendered by electrolyzed water containing H2 (E-HD) could impact the fatigue and autonomic balance of patients. Methods: This single-arm, prospective observational study examined 95 patients on chronic HD

Clinical TrialObservational StudyHighlighted

Application of Molecular Hydrogen in Heart Surgery under Cardiopulmonary Bypass

MHID-5538038PMID: 345130692021Sovremennye tehnologii v medicine

D.A. Danilova, Yu.D. Brichkin, A.P. Medvedev, V.V. Pichugin, S.A. Fedorov, E.V. Taranov, et al.

The aim of this work was to study the effect of molecular hydrogen on oxidative processes in cardiac surgery patients with acquired valve heart disease applied during surgery under cardiopulmonary bypass (CPB). Materials and Methods. The study involved 20 patients (16 men and 4 women) with acquired heart valve disease who were operated on under CPB. Two groups of patients were formed. In group 1

Literature ReviewHighlighted

Homeostatic and endocrine responses as the basis for systemic therapy with medical gases: ozone, xenon and molecular hydrogen

MHID-5196947PMID: 342135002021Medical Gas Research

Eugene Iv. Nazarov, Igor Alb. Khlusov, Mami Noda

Among medical gases, including gases used therapeutically, this review discusses the comparative physiological activity of three gases – ozone (O3), xenon (Xe) and molecular hydrogen (H2), which together form representatives of three types of substances – typical oxidizing, inert, and typical reducing agents. Upon analysis of published and proprietary data, we concluded that these three medical ga

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

Clinical TrialIn VitroHighlighted

Effects of hydrogen as adjuvant treatment for unstable angina

MHID-7483898PMID: 338995412021Experimental Biology and Medicine

Yanhong Si, Hua Tian, Bingqing Dong, Ying Zhang, Yuanyuan Wen, Xiubin Jia, et al.

Oxidative stress and inflammation are closely related to atherosclerotic cardiovascular disease. It is established that hydrogen has significant protective effects on many diseases as a potential antioxidative and anti-inflammatory agent. The purpose of this study is to evaluate the effect of hydrogen on unstable angina in vitro and in vivo. An atherosclerosis model in vitro was constructed by ox-

Animal StudyHighlighted

Hydrogen Attenuates Myocardial Injury in Rats by Regulating Oxidative Stress and NLRP3 Inflammasome Mediated Pyroptosis

MHID-1280112PMID: 344009012021International Journal of Medical Sciences

Hongxiao Yang, Shuang Liu, Huijun Du, Zi Hong, Yajing Lv, Chaoqun Nie, et al.

Purpose: Hydrogen (H2) is an antioxidant with anti-inflammatory and apoptosis functions.This study aimed to estimate the effects of H2 on acute myocardial infarction (AMI) in rats and its association with the inhibition of oxidative stress and cardiomyocyte pyroptosis. Methods: Sixty-four rats were randomly divided into three groups (Sham, AMI, and H2). The left anterior descending coronary artery

Literature Review

Protective effects of molecular hydrogen on lung injury from lung transplantation

MHID-3527018PMID: 338995452021Experimental Biology and Medicine

Lini Quan, Bin Zheng, Huacheng Zhou

Lung grafts may experience multiple injuries during lung transplantation, such as warm ischaemia, cold ischaemia, and reperfusion injury. These injuries all contribute to primary graft dysfunction, which is a major cause of morbidity and mortality after lung transplanta- tion. As a potential selective antioxidant, hydrogen molecule (H2) protects against post- transplant complications in animal mod

Human StudyLiterature ReviewAnimal Study

Hydrogen Gas Therapy: From Preclinical Studies to Clinical Trials

MHID-2665690PMID: 333492132021Current Pharmaceutical Design

Motoaki Sano, Tomoyoshi Tamura

Background: Mounting evidence indicates that hydrogen gas (H2) is a versatile therapeutic agent, even at very low, non-combustible concentrations. The Chinese National Health and Medical Commission recently recommended the use of inhaled H2 in addition to O2 therapy in the treatment of COVID-19-associated pneumonia, and its effects extend to anti-tumor, anti-inflammatory and antioxidant actions.

Hydrogen-Rich Water Improves Cognitive Ability and Induces Antioxidative, Antiapoptotic, and Anti-Inflammatory Effects in an Acute Ischemia-Reperfusion Injury Mouse Model

MHID-3902561PMID: 347463152021BioMed Research International

Dain Lee, Jong-Il Choi

Background. Cerebral ischemia and its reperfusion injury facilitate serious neurodegenerative diseases such as dementia due to cell death; however, there is currently no treatment for it. Reactive oxygen species is one of the many factors that induce and worsen the development of such diseases, and it can be targeted by hydrogen treatment. This study examined the effect of molecular hydrogen in cer

Hydrogen-Rich Water Ameliorates Murine Chronic Graft-versus-Host Disease through Antioxidation

MHID-8791788PMID: 346913522021Oxidative Medicine and Cellular Longevity

Liren Qian, Jiaxin Liu, Weina Ma, Yu Liu, Xiaona Wang, Daihong Liu

Background. Allogeneic hematopoietic stem cell transplantation (allo-HSCT) is an important treatment option for various hematopoietic diseases and certain hereditary diseases. Chronic graft-versus-host disease (cGVHD) has become the main life-threatening complication and cause of death in later stage postallo-HSCT. Current treatment options for cGVHD are limited. Hydrogen gas (H2) has been demonst

Animal StudyIn VitroHighlighted

Hydrogen-rich water protects against liver injury in nonalcoholic steatohepatitis through HO-1 enhancement via IL-10 and Sirt 1 signaling

MHID-2423362PMID: 334391022021American Journal of Physiology - Gastrointestinal and Liver Physiology

Shao-Wei Li, Terumi Takahara, Weitao Que, Masayuki Fujino, Wen-Zhi Guo, Shin-ichi Hirano, et al.

Nonalcoholic steatohepatitis (NASH) could progress to hepatic fibrosis in the absence of effective control. The purpose of our experiment was to investigate the protective effect of drinking water with a high concentration of hydrogen, namely, hydrogen-rich water (HRW), on mice with nonalcoholic fatty liver disease to elucidate the mechanism underlying the therapeutic action of molecular hydrogen.

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