search - Hydrogen Studies

Effects of Hydrogen-rich Water on the PI3K/AKT Signaling Pathway in Rats with Myocardial ...

Year Published: 2020

Background: The effects of hydrogen-rich water on PI3K/AKT-mediated apoptosis were studied in rats subjected to myocardial ischemia-reperfusion injury (MIRI). Methdos: Sixty rats were divided randomly into a hydrogen-rich water group and a control group. The hearts were removed and fixed in a Langendorff device. Hearts from the control group were perfused with K-R solution, and hearts from the ...

WHOLE BODY - METABOLIC SYNDROME

The Effects of 24-Week, High-Concentration Hydrogen-Rich Water on Body Composition, Blood Lipid ...

Year Published: 2020

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 ...

BRAIN - BRAIN INJURY

Hydrogen gas inhalation improves delayed brain injury by alleviating early brain injury after ...

Year Published: 2020

Molecular hydrogen (H2) protect neurons against reactive oxygen species and ameliorates early brain injury (EBI) after subarachnoid hemorrhage (SAH). This study investigated the effect of H2 on delayed brain injury (DBI) using the rat SAH + unilateral common carotid artery occlusion (UCCAO) model with the endovascular perforation method. 1.3% H2 gas (1.3% hydrogen premixed with 30% oxygen and ...

SKIN - AGING

Antioxidant Activity of Hydrogen Water Mask Pack Composed of Gel-Type Emulsion and Hydrogen ...

Year Published: 2020

In this study, hydrogen generation powder samples were prepared using zinc carbonate as a precursor, at a temperature varying from 400 to 700 °C in H2 atmosphere, and were characterized in terms of antioxidant activity. The concentration of dissolved hydrogen obtained by the powder samples was measured using a dissolved hydrogen meter as a function of time. In addition, the antioxidant activity ...

HEART - CARDIOVASCULAR DISEASE

Constitutive hydrogen inhalation prevents vascular remodeling via reduction of oxidative stress

Year Published: 2020

Molecular hydrogen is thought to have an inhibitory effect on oxidative stress, thereby attenuating the onset and progression of various diseases including cardiovascular disease; however, few reports have assessed the preventive effect of constitutive inhalation of hydrogen gas on of vascular remodeling. Here, we investigated the effect of constitutive inhalation of hydrogen gas on vascular ...

KIDNEY - SURGERY/TRANSPLANTATION

Oral Administration of Si-Based Agent Attenuates Oxidative Stress and Ischemia-Reperfusion Injury in ...

Year Published: 2020

Organ ischemia-reperfusion injury (IRI), which is unavoidable in kidney transplantation, induces the formation of reactive oxygen species and causes organ damage. Although the efficacy of molecular hydrogen (H2) in IRI has been reported, oral intake of H2-rich water and inhalation of H2 gas are still not widely used in clinical settings because of the lack of efficiency and difficulty in handling. ...

LUNG - SURGERY/TRANSPLANTATION

Protective effects of a hydrogen-rich preservation solution in a canine lung transplantation model

Year Published: 2020

Background: Molecular hydrogen (H2) has protective effects against ischemia-reperfusion injury in various organs. Because they are easier to transport and safer to use than inhaled H2, H2-rich solutions are suitable for organ preservation. In this study, we examined the protective effects of an H2-rich solution for lung preservation in a canine left lung transplantation (LTx) model. Methods: Ten ...

INTESTINE - SEPSIS

iTRAQ-Based Quantitative Proteomic Analysis of Intestines in Murine Polymicrobial Sepsis with ...

Year Published: 2020

Objective: Sepsis-associated intestinal injury has a higher morbidity and mortality in patients with sepsis, but there is still no effective treatment. Our research team has proven that inhaling 2% hydrogen gas (H2) can effectively improve sepsis and related organ damage, but the specific molecular mechanism of its role is not clear. In this study, isobaric tags for relative and absolute ...

BRAIN - STROKE

Longitudinal multiparametric MRI study of hydrogen-enriched water with minocycline combination ...

Year Published: 2020

Free radicals are downstream mediators of several cytotoxic cascades contributing to ischemic brain injury. Molecular hydrogen (H2) is an antioxidant potentially useful in the treatment of stroke. Hydrogen is easy to deliver, biologically non-toxic and diffuses freely through all biological structures including the blood-brain barrier and cellular membranes. This study evaluated the efficacy of ...

BRAIN - DIABETES

Protective effects of hydrogen‑rich saline against experimental diabetic peripheral neuropathy via ...

Year Published: 2020

It has previously been demonstrated that hyperglycemia‑induced oxidative stress and inflammation are closely associated with the development of diabetic complications, including diabetic neuropathy. Additionally, mitochondrial ATP‑sensitive potassium (Mito‑K‑ATP) channels play a homeostatic role on blood glucose regulation in organisms. Molecular hydrogen (H2) exhibits anti‑inflammatory, ...

BONE - EXCERCISE

Case Report: Acute hydrotherapy with super-saturated hydrogen-rich water for ankle sprain in a ...

Year Published: 2020

Background: The traditional treatment of soft tissue injuries consists of the RICE protocol - rest, ice, compression, and elevation, followed for up to 72 hours after a trauma. Although designed as an immediate therapy to reduce inflammation that occurs after an acute injury, the RICE protcol might not be the best way to promote healing due to limiting blood flow. Molecular hydrogen (H 2) has ...

HEART - ATHEROSCLEROSIS

Peripheral endothelial function can be improved by daily consumption of water containing over 7 ppm ...

Year Published: 2020

Background: Measurement of the reactive hyperemia index (RHI) using peripheral arterial tonometry (PAT) has shown benefits in the evaluation of vascular endothelial function and prediction of cardiovascular disease prognosis. Thus, it is important to examine the factors that promote the RHI. In this study, we aimed to investigate the effect of molecular hydrogen (H2) on reactive hyperemia-PAT of ...

WHOLE BODY - EXCERCISE

Two-week continuous supplementation of hydrogen-rich water increases peak oxygen uptake during an ...

Year Published: 2020

The various beneficial effects of the intake of molecular hydrogen (H2) have been demonstrated in the field of sports science. Although supplementation of H2 has been reported to increase mitochondrial metabolism in animal studies, the effects of the administration of H2 on aerobic capacity during exercise in humans are still not clear. We investigated whether a single or 2-week continuous intake ...

WHOLE BODY - EXCERCISE

Hydrogen-rich water suppresses the reduction in blood total antioxidant capacity induced by 3 ...

Year Published: 2020

Repeated sprint exercise can interfere with intramuscular redox balance and cause systemic oxidative stress and muscle damage. There is growing evidence that molecular hydrogen counteracts oxidative and/or inflammatory responses. Therefore, we investigated the effects of molecular hydrogen-rich water (HW) on muscle performance and oxidative stress markers induced by strenuous exercise. A ...

BONE - OSTEOARTHRITIS

Protective Effects of Hydrogen-Rich Water Against Cartilage Damage in a Rat Model of Osteoarthritis ...

Year Published: 2020

BACKGROUND The aim of this study was to investigate the mechanisms underlying the potential effects of hydrogen-rich water (HW) on articular cartilage in a rat osteoarthritis (OA) model. MATERIAL AND METHODS A rat model of OA was established using the modified Hulth method, and rats were forced to exercise for 30 min every day 1 week after surgery for 7 weeks. Mankin's method was used to score the ...

STOMACH - PROTEIN DIGESTION

Hydrogen molecules can modulate enzymatic activity and structural properties of pepsin in vitro

Year Published: 2020

Hydrogen gas therapy has been recognized as the promising application merit. However, the underlying mechanism on the biological effects remains far from being understood. In this work, pepsin used as a research model, the effects of hydrogen-rich water on the protein activities and structural properties were investigated by enzymatic assay, atomic force microscopy-based peakforce quantitative ...

WHOLE BODY - DIABETES (TYPE II)

The protective effect of hydrogen-rich water on rats with type 2 diabetes mellitus

Year Published: 2021

The hydrogen-rich water (HW) has been reported to possess a beneficial role in patients with diabetes. However, a systemic evaluation with an appropriate animal model is necessary to reveal its mechanisms and efficacy. Herein, the protective effects of drinking HW on lipid and glucose metabolism, oxidative stress, and inflammation in type 2 diabetes mellitus (T2DM) rats were investigated. The ...

BRAIN - PARKINSON'S DISEASE

Effects of concomitant use of hydrogen water and photobiomodulation on Parkinson disease: A pilot ...

Year Published: 2021

Background: Parkinson disease (PD), the second most common neurodegenerative disease, has no cure or applicable disease-modifying approach, only symptomatic therapy. Oxidative stress and mitochondrial dysfunction play key roles in PD pathophysiology. Animal studies have demonstrated that photobiomodulation (PBM) may enhance mitochondrial function and boost adenosine triphosphate production, thus ...

WHOLE BODY - SEPSIS

Hydrogen Gas Therapy Attenuates Inflammatory Pathway Signaling in Septic Mice

Year Published: 2021

Background: Molecular hydrogen (H2) has been used in clinical cases. However, there are few studies of H2 therapy to treat sepsis, and anti-inflammatory mechanisms of H2 are mostly unknown. We aimed to confirm effects of H2 therapy on sepsis and reveal its therapeutic mechanism via RNA sequencing in multiple organs in septic mice. Methods: Nine-week-old C57BL/6 male mice underwent cecal ligation ...

WHOLE BODY - CANCER

Drinking Hydrogen-Rich Water Alleviates Chemotherapy-Induced Neuropathic Pain Through the Regulation ...

Year Published: 2021

Introduction: Chemotherapy-induced neuropathic pain (CINP) is one of the most common complications of chemotherapeutic drugs which limits the dose and duration of potentially life-saving anticancer treatment and compromises the quality of life of patients. Our previous studies have reported that molecular hydrogen (H2) can be used to prevent and treat various diseases. But the underlying mechanism ...

LIVER - NON-ALCOHOLIC STEATOHEPATITIS

Hydrogen-rich water protects liver injury in nonalcoholic steatohepatitis though HO-1 enhancement ...

Year Published: 2021

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

MOUTH - CANCER

Carcinostatic effects of alkanoyl ascorbate plus platinum nano-colloid and stabilization of the ...

Year Published: 2021

Carcinostatic effects of combined use of ascorbic acid (Asc), 2-O-phospho- or 6-O-palmitoyl ascorbate (Asc2Phos, Asc6Palm) or diverse alkanoyl Asc, and nano-sized platinum-poly(N-vinyl-pyrrolidone) colloid (PVP-Pt; 2-nm diameter) were examined on human esophagus carcinoma-derived cells KYSE70. Cell viability was repressed by 'Asc6Palm + PVP-Pt' mixture more markedly than by Asc6Palm or PVP-Pt ...

BONE MARROW - CANCER

Protective effects of hydrogen gas inhalation on radiation-induced bone marrow damage in cancer ...

Year Published: 2021

Although intensity-modulated radiation therapy (IMRT) has been developed as an alternative to conventional radiotherapy, reducing bone marrow damage is limited. Thus, a novel technology is needed to further mitigate IMRT-induced bone marrow damage. Molecular hydrogen (H2) was recently reported as a preventive and therapeutic antioxidant that selectively scavenges hydroxyl radical (·OH) and ...

WHOLE BODY - STRESS RESILIENCE

Alleviation of the chronic stress response attributed to the antioxidant and anti-inflammatory ...

Year Published: 2021

Reactive oxygen species (ROS) are highly reactive and directly attack surrounding biomolecules to deteriorate cellular and tissue functions. Meanwhile, ROS also serve as signaling mediators to upregulate pro-inflammatory cytokine expression via activation of the nuclear factor kappa B signaling pathway, and the increased pro-inflammatory cytokines trigger respiratory burst of inflammatory cells ...

PENIS - SURGERY/TRANSPLANTATION

Protective effects of hydrogen rich saline solution on ventral penile mathieu type flap with penile ...

Year Published: 2021

Introduction: Penile tourniquet (Pt) application aims to work in a bloodless field in penile surgery. When the tourniquet is released, reperfusion injury occurs with the resumption of blood flow. Molecular hydrogen can easily attach to biomembranes and enter cytosol, mitochondria and other organelles of the cell and convert the formed OH- to H₂O to prevent cell and tissue damage. Aim: We ...