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Showing 21–40 of 93 articles

Clinical TrialHighlighted

The impact of six-week dihydrogen-pyrroloquinoline quinone supplementation on mitochondrial biomarkers, brain metabolism, and cognition in elderly individuals with mild cognitive impairment: a randomized controlled trial

MHID-7984305PMID: 389082962024The Journal of Nutrition, Health and Aging

Sonja Baltic, David Nedeljkovic, Nikola Todorovic, Marijana Ranisavljev, Darinka Korovljev, Jelena Cvejic, et al.

Objectives: To assess the impact of medium-term supplementation with dihydrogen and pyrroloquinoline quinone (PQQ) on mitochondrial biomarkers, brain metabolism, and cognition in elderly individuals diagnosed with mild cognitive impairment. Design: A parallel-group, randomized, placebo-controlled, double-blind experimental design, maintaining a 1:1 allocation ratio between the experimental group (

Clinical TrialHighlighted

Combination of Hydrogen Inhalation and Hypothermic Temperature Control After Out-of-Hospital Cardiac Arrest: A Post hoc Analysis of the Efficacy of Inhaled Hydrogen on Neurologic Outcome Following Brain Ischemia During PostCardiac Arrest Care II Trial

MHID-3345925PMID: 391330682024Critical Care Medicine

Tomoyoshi Tamura, MD, Hiromichi Narumiya, MD, Koichiro Homma, MD, Masaru Suzuki, MD

OBJECTIVE: The Efficacy of Inhaled Hydrogen on Neurologic Outcome Following Brain Ischemia During Post-Cardiac Arrest Care (HYBRID) II trial (jRCTs031180352) suggested that hydrogen inhalation may reduce post-cardiac arrest brain injury (PCABI). However, the combination of hypothermic target temperature management (TTM) and hydrogen inhalation on outcomes is unclear. The aim of this study was to i

Other

Realizing brain therapy with “smart medicine”: mechanism and case report of molecular hydrogen inhalation for Parkinson’s disease

MHID-1413948PMID: 390733352024Medical Gas Research

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

The Michael J. Fox Foundation has been funding research on Parkinson’s disease for 35 years, but has yet to find a cure. This is due to a problem with the philosophy behind the development of modern medical treatments. In this paper, we will introduce “smart medicine” with a substance that can solve all the problems of central nervous system drugs. The substance is the smallest diatomic molecule,

Animal StudyObservational StudyHighlighted

Hydrogen inhalation therapy may ameliorate amyotrophic lateral sclerosis

MHID-6966642PMID: 402326942024Medical Gas Research

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

Amyotrophic lateral sclerosis (ALS) is a motor neuron disease, a neurodegenerative disorder characterized by sporadic and progressive degenerative loss of cell bodies of both the upper and lower motor neurons. Clinical manifestations of ALS are known to include lower motor neuron symptoms, upper motor neuron symptoms, bulboparesthesia symptoms, cognitive dysfunction, and negative signs. Dissociate

Observational Study

Effects of molecular hydrogen intervention on the gut microbiome in methamphetamine abusers with mental disorder

MHID-6877147PMID: 365168982023Brain Research Bulletin

Yong Wang, Mengmeng Wang, Bing Xie, Di Wen, Wenbo Li, Meiqi Zhou, et al.

Methamphetamine (METH) is a potent and highly addictive psychostimulant and one of the most widely used illicit drugs, the abuse of which has become a severe public health problem worldwide. A growing amount of evidence has indicated potential connections between gut microbiota and mental disorders induced by METH and associations with neural and metabolic pathways. The present study aimed to expl

Animal Study

Effect of molecular hydrogen treatment on Sepsis-Associated encephalopathy in mice based on gut microbiota

MHID-6003573PMID: 364684152023CNS Neuroscience & Therapeutics

Qingqing Han, Yuanyuan Bai, Chunjing Zhou, Beibei Dong, Yingning Li, Ning Luo, et al.

Introduction: In our experiments, male wild-type mice were randomly divided into four groups: the sham, SAE, SAE + 2% hydrogen gas inhalation (H2), and SAE + hydrogen-rich water (HW) groups. The feces of the mice were collected for 16 S rDNA analysis 24 h after the models were established, and the serum and brain tissue of the mice were collected for nontargeted metabolomics analysis. Aim: Destru

Animal Study

Molecular Hydrogen Mediates Neurorestorative Effects After Stroke in Diabetic Rats: the TLR4/NF‑κB Inflammatory Pathway

MHID-0385819PMID: 358952452023Journal of Neuroimmune Pharmacology

Wan‑Chao Yang, Ting‑ting Li, Qiang Wan, Xin Zhang, Li‑Ying Sun, Yu‑Rong Zhang, et al.

Diabetes is an independent risk factor for stroke and amplifies inflammation. Diabetic stroke is associated with a higher risk of death and worse neural function. The identification of effective anti-inflammatory molecules with translational advantages is particularly important to promote perioperative neurorestorative effects. Applying molecular hydrogen, we measured blood glucose levels before a

Clinical TrialHighlighted

Molecular hydrogen modulates brain glutamate/GABA-glutamine cycle in overweight humans

MHID-5537085PMID: 375607462023Archives of Medical Science

Darinka Korovljev, Jelena Ostojic, Nikola Todorovic, Sergej M Ostojic

Introduction: We evaluated whether 12-week intake of molecular hydrogen (H2) in 5 overweight adults (3 women; age: 50.2 ±11.9 years, body mass index: 29.4 ±2.1 kg/m2) affects brain levels of the glutamate-glutamine-GABA cycle, critical amino acid neurotransmitters in the mechanism of neuronal activation during appetite regulation. Methods: A 1.5-T single-voxel proton magnetic resonance spectrosco

Chemical/Physicochemical StudyHypothesisHighlighted

Molecular hydrogen may activate the transcription factor Nrf2 to alleviate oxidative stress through the hydrogen-targeted porphyrin

MHID-10655712023Aging Pathobiology and Therapeutics

Shigeo Ohta

Oxidative stress is one of the major causes of most age-dependent neurodegenerative disorders. Neurons accumulate oxidative damage over time due to post-mitotic cells. Thus, modulation of oxidative stress is essential to overcome these disorders. Molecular hydrogen (H2) has great potential for treating various diseases and improving quality of life by exerting multiple functions including anti-oxi

Systematic ReviewHighlighted

A Systematic Review of Molecular Hydrogen Therapy in Cancer Management

MHID-3427886PMID: 373542432023Asian Pacific Journal of Cancer Prevention

Muhammad Nooraiman Zufayri Mohd Noor, Adlin Sofea Alauddin, Yin How Wong, Chung Yeng Looi, Eng Hwa Wong, Priya Madhavan, et al.

Background: Cancer remains a challenging target to cure, with present therapeutic methods unable to exhibit restorative outcomes without causing severe negative effects. Molecular hydrogen (H2) has been reported to be a promising adjunctive therapy for cancer treatment, having the capability to induce anti-proliferative, anti-oxidative, pro-apoptotic and anti-tumoural effects. This review summaris

Clinical TrialHighlighted

Effects of Hydrogen Gas Inhalation on Community-Dwelling Adults of Various Ages: A Single-Arm, Open-Label, Prospective Clinical Trial

MHID-1277179PMID: 373719712023Antioxidants

Md. Habibur Rahman, Johny Bajgai, Subham Sharma, Eun-Sook Jeong, Seong Hoon Goh, Yeon-Gyu Jang, et al.

Molecular hydrogen (H2) is a versatile therapeutic agent. H2 gas inhalation is reportedly safe and has a positive impact on a range of illnesses, including Alzheimer’s disease (AD). Herein, we investigated the effects of 4 weeks of H2 gas inhalation on community-dwelling adults of various ages. Fifty-four participants, including those who dropped out (5%), were screened and enrolled. The selected

Literature ReviewHighlighted

Redox-Mechanisms of Molecular Hydrogen Promote Healthful Longevity

MHID-6539221PMID: 372378542023Antioxidants

Md. Habibur Rahman, Eun-Sook Jeong, Hae Sun You, Cheol-Su Kim, Kyu-Jae Lee

Age-related diseases represent the largest threat to public health. Aging is a degenerative, systemic, multifactorial and progressive process, coupled with progressive loss of function and eventually leading to high mortality rates. Excessive levels of both pro- and anti-oxidant species qualify as oxidative stress (OS) and result in damage to molecules and cells. OS plays a crucial role in the dev

Clinical TrialIn VitroObservational StudyHighlighted

Alpha Hope, via Molecular Hydrogen and Pyrroloquinoline Quinone, Dose-Dependently Increases Nrf2 and PGC-1α Levels in C2C12 Myoblasts

MHID-30414712023Processes

Richard J. Bloomer, Yufeng Zhang, Joshua Y. Shirazi, Chidimma Okegbe, Jacquelyn Pence, Keith Martin, et al.

Alpha Hope is a dietary supplement containing pyrroloquinoline quinone and elemental magnesium, which produces molecular hydrogen (H2 gas) when dissolved in water. We determined the impact of Alpha Hope on Nrf-2, peroxisome proliferator-activated receptor-gamma coactivator (PGC-1α), and citrate synthase (CS) activity in C2C12 myoblasts. Alpha Hope was titrated to three concentrations of pyrroloqui

Clinical TrialHighlighted

Efficacy of inhaled hydrogen on neurological outcome following brain ischaemia during post-cardiac arrest care (HYBRID II): a multi-centre, randomised, double-blind, placebo-controlled trial

MHID-6311122PMID: 369693462023eClinicalMedicine

Tomoyoshi Tamura, Masaru Suzuki, Koichiro Homma, Motoaki Sano

Background Inhaled molecular hydrogen gas (H2) has been shown to improve outcomes in animal models of cardiac arrest (CA). H2 inhalation is safe and feasible in patients after CA. We investigated whether inhaled H2 would improve outcomes after out-of-hospital CA (OHCA). Methods HYBRID II is a prospective, multicentre, randomised, double-blind, placebo-controlled trial performed at 15 hospitals in

Literature Review

Molecular hydrogen therapy for neurological diseases: a review of current evidence

MHID-2770098PMID: 365713722023Medical Gas Research

Dinesh Ramanathan, Lei Huang, Taylor Wilson, Warren Boling

Reactive oxygen species and other free radicals cause oxidative stress which is the underlying pathogenesis of cellular injury in various neurological diseases. Molecular hydrogen therapy with its unique biological property of selectively scavenging pathological free radicals has demonstrated therapeutic potential in innumerable animal studies and some clinical trials. These studies have implicate

Literature Review

Molecular Hydrogen: an Emerging Therapeutic Medical Gas for Brain Disorders

MHID-8327320PMID: 365673612023Molecular Neurobiology

Chongyun Wu, Peibin Zou, Shu Feng, Ling Zhu, Fanghui Li, Timon Cheng‑Yi Liu, et al.

Oxidative stress and neuroinflammation are the main physiopathological changes involved in the initiation and progression of various neurodegenerative disorders or brain injuries. Since the landmark finding reported in 2007 found that hydrogen reduced the levels of peroxynitrite anions and hydroxyl free radicals in ischemic stroke, molecular hydrogen’s antioxidative and anti-inflammatory effects have

Clinical TrialHighlighted

Hydrogen Gas Treatment Improves Postoperative Delirium and Cognitive Dysfunction in Elderly Noncardiac Patients

MHID-0848980PMID: 366757282022Journal of Personalized Medicine

Hua Lin, Jian Du, Zhigang Tian, Yonghao Yu, Yan Cui, Keliang Xie

Purpose: Postoperative delirium is a state of acute brain dysfunction characterized by fluctuating mental status that affects millions of patients each year. We used prophylactic inhalation of hydrogen gas in elderly patients undergoing elective surgery to compare their occurrence of postoperative delirium with that of controls. Methods: A total of 184 patients aged ≥65 years were enrolled and ran

Literature Review

Molecular Hydrogen as a Medical Gas for the Treatment of Myalgic Encephalomyelitis/Chronic Fatigue Syndrome: Possible Efficacy Based on a Literature Review

MHID-5798437PMID: 354938142022Frontiers in Neurology

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

Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a disorder that is characterized by fatigue that persists for more than 6 months, weakness, sleep disturbances, and cognitive dysfunction. There are multiple possible etiologies for ME/CFS, among which mitochondrial dysfunction plays a major role in abnormal energy metabolism. The potential of many substances for the treatment of ME/CF

Animal StudyHighlighted

Social Communication of Maternal Immune Activation-Affected Offspring Is Improved by Si-Based Hydrogen-Producing Agent

MHID-1698660PMID: 354927052022Frontiers in Psychiatry

Noriyoshi Usui, Kazumasa Matsumoto-Miyai, Yoshihisa Koyama, Yuki Kobayashi, Yukiko Nakamura, Hikaru Kobayashi, et al.

Maternal immune activation (MIA) is triggered by infection or autoimmune predisposition during pregnancy, and cytokines produced by MIA are transmitted through the placenta to the fetal brain, implicating at the onset risks and vulnerability for developmental and psychiatric disorders, such as autism spectrum disorder (ASD) and schizophrenia. To address these kinds of problem in child health, we h

Literature ReviewSystematic Review

Molecular Hydrogen Neuroprotection in Post-Ischemic Neurodegeneration in the Form of Alzheimer’s Disease Proteinopathy: Underlying Mechanisms and Potential for Clinical Implementation—Fantasy or Reality?

MHID-8761287PMID: 357430352022International Journal of Molecular Sciences

Ryszard Pluta, Sławomir Januszewski, Stanisław J. Czuczwar

Currently, there is a lot of public interest in naturally occurring substances with medicinal properties that are minimally toxic, readily available and have an impact on health. Over the past decade, molecular hydrogen has gained the attention of both preclinical and clinical researchers. The death of pyramidal neurons in especially the CA1 area of the hippocampus, increased permeability of the b