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Studies Found: 1093

LUNG - CHRONIC OBSTRUCTIVE PULMONARY DISEASE (COPD)

Hydrogen gas (XEN) inhalation ameliorates airway inflammation in asthma and COPD patients

Year Published: 2020

Background: Hydrogen was proven to have anti-oxidative and anti-inflammation effects to various diseases. Aim: We wish to investigate the acute effects of inhaled hydrogen on airway inflammation in patients with asthma and chronic obstructive pulmonary disease (COPD). Design: Prospective study. Methods: 2.4% hydrogen containing steam mixed gas (XEN) was inhaled once for 45 minutes in 10 patients ...
BRAIN - TRAUMATIC BRAIN INJURY

Hydrogen improves cell viability partly through inhibition of autophagy and activation of ...

Year Published: 2020

Objective:Traumatic brain injury (TBI) is one of the most serious public health problems in the world. Hydrogen (H2), a flammable, colorless, and odorless gas, has been observed to have preventive and therapeutic effects on brain trauma and other neurological disorders, but its exact mechanism has not been fully clarified. Methods: To further study the mechanism underlying the role of hydrogen ...
BRAIN - ADDICTION

Molecular hydrogen attenuates methamphetamine-induced behavioral sensitization and activation of ...

Year Published: 2020

Methamphetamine (METH) is one of the most prevalently used illegal psychostimulants in many countries. Continuous exposure to METH leads to behavioral sensitization in animals, which can be used as a behavioral model with many mechanisms in common with relapse in humans. Molecular hydrogen has recently gained attention for its potential as a novel healthcare product with preventive and therapeutic ...
KIDNEY - ACUTE KIDNEY INJURY (AKI)

Saturated hydrogen alleviates CCl 4 -induced acute kidney injury via JAK2/STAT3/p65 signaling

Year Published: 2020

Objectives: This study assessed the protective effects of saturated hydrogen against CCl4-induced acute kidney injury (AKI) in mice, and investigated signaling pathways activated by exposure to saturated hydrogen. Methods: A mouse model of CCl4-induced AKI was established; some mice were treated with saturated hydrogen. Levels of cystatin C and kidney injury molecule 1 were determined using ...
BRAIN - SEPSIS

Hydrogen Gas Alleviates Sepsis-Induced Brain Injury by Improving Mitochondrial Biogenesis Through ...

Year Published: 2020

Sepsis-associated encephalopathy (SAE) affects approximately one-third of septic patients, and there is a lack of effective therapeutics for SAE. Hydrogen gas is a new medical gas that exerts anti-inflammation, antioxidation, and anti-apoptotic effects and can effectively protect septic mice. Mitochondrial dysfunction, which can be improved by mitochondrial biogenesis, is a type of molecular ...
BRAIN - SEPSIS

Hydrogen attenuates sepsis-associated encephalopathy by NRF2 mediated NLRP3 pathway inactivation

Year Published: 2020

Objective Sepsis-associated encephalopathy (SAE) is a major cause of mortality worldwide. Oxidative stress, inflammatory response and apoptosis participate in the pathogenesis of SAE. Nuclear factor erythroid 2-related factor 2 (Nrf2) and nucleotide-binding oligomerization domain-like receptor containing pyrin domain 3 (NLRP3) pathway is involved in oxidative stress and inflammatory response. We ...
LIVER - ENVIRONMENTAL POLLUTION

Protective effects of molecular hydrogen on hepatotoxicity induced by sub-chronic exposure to ...

Year Published: 2020

Introduction: Chlorpyrifos (CPF) is a organophosphate insecticide widely used in agriculture with attendant adverse health outcomes. Chronic exposure to CPF induces oxidative stress and elicits harmful effects, including hepatic dysfunction. Molecular hydrogen has been identified as a novel antioxidant which could selectively scavenge hydroxyl radicals. Objective: The aim of this study was to ...
WHOLE BODY - BLOOD COMPOSITION

Effects of long-term hydrogen intervention on the physiological function of rats

Year Published: 2020

The potential therapeutic effects of molecular hydrogen (H2) have now been confirmed in various human and animal-disease models. However, the effects of H2 on the physiological function in a normal state have been largely neglected. Hydrogen-rich water (HRW) intake and hydrogen inhalation (HI) are the most common used methods for hydrogen administration, the difference in the effects between HRW ...
INTESTINE - SURGERY/TRANSPLANTATION

Luminal preloading with hydrogen-rich saline ameliorates ischemia-reperfusion injury following ...

Year Published: 2020

Prolonged intestinal cold storage causes considerable mucosal breakdown, which could bolster bacterial translocation and cause life-threatening infection for the transplant recipient. The intestine has an intraluminal compartment, which could be a target for intervention, but has not yet been fully investigated. Hydrogen gas exerts organ protection and has used been recently in several clinical ...
INTESTINE - BLOOD COMPOSITION

Amelioration of Coagulation Disorders and Inflammation by Hydrogen-Rich Solution Reduces Intestinal ...

Year Published: 2020

Intestinal ischemia/reperfusion (I/R) injury often causes inflammatory responses and coagulation disorders, which is further promoting the deterioration of the disease. Hydrogen has anti-inflammatory, antioxidative, and antiapoptotic properties against various diseases. However, the effect of hydrogen on coagulation dysfunction after intestinal I/R and the underlying mechanism remains unclear. The ...
UTERUS - CANCER

Hydrogen inhibits endometrial cancer growth via a ROS/NLRP3/caspase-1/GSDMD-mediated pyroptotic ...

Year Published: 2020

Background: Pyroptosis belongs to a novel inflammatory programmed cell death pathway, with the possible prognosis of endometrial cancer related to the terminal protein GSDMD. Hydrogen exerts a biphasic effect on cancer by promoting tumor cell death and protecting normal cells, which might initiate GSDMD pathway-mediated pyroptosis. Methods: We performed immunohistochemical staining and western ...
INTESTINE - SEPSIS

Hydrogen plays a protective role in intestinal injury of mice with severe sepsis by regulating the ...

Year Published: 2020

Objective: To investigate the protective effect of the hydrogen (H2) inhalation on intestinal injury in severe sepsis mice and its relationship with nuclear factor E2-related factor 2 (Nrf2)/heme oxygenase-1 (HO-1)/high mobility group protein B1 (HMGB1) pathway. Methods: The 280 male wild-type (WT) and Nrf2 knockout (Nrf2-KO) ICR mice (6-8 weeks old, 20-25 g weight) were assigned into 8 groups ...
BRAIN - SEPSIS

Hydrogen gas alleviates blood-brain barrier impairment and cognitive dysfunction of septic mice in ...

Year Published: 2020

Sepsis-associated encephalopathy (SAE) is a cognitive impairment caused by sepsis and is related to increased morbidity and mortality. Damage to the blood-brain barrier (BBB) has been proved to be one of the important causes of SAE. Molecular hydrogen (H2) is a promising method for the treatment of SAE, yet the underlying mechanism is not clear. This study was designed to demonstrate whether H2 ...
BRAIN - SLEEP DEPRIVATION

Hydrogen vs. Caffeine for Improved Alertness in Sleep-Deprived Humans

Year Published: 2020

Molecular hydrogen (H2) has been suggested as an agent capable of exerting neuromodulating effects; yet, its potential to affect brain circuits linked to alertness remains poorly examined. In this randomized controlled cross-over pilot trial, we compared acute effects of single-dose hydrogen-rich water (HRW) and caffeine on estimates by the Visual Analog Scale (VAS) for alertness and on Attention ...
LIVER - SURGERY/TRANSPLANTATION

Protective effects of hydrogen on oxidative stress and liver function during CO2 pneumoperitoneum in ...

Year Published: 2020

The purpose of this study was to investigate the protective effects of hydrogen reducing ischemia-reperfusion injury during CO2 pneumoperitoneum on oxidative stress and liver function. Eighteen healthy Beagle dogs were divided into three groups. Dogs in the control group were subjected only to anesthesia for 90 min. The pneumoperitoneum group was subjected to the pressure of CO2 pneumoperitoneum ...
HEART - SEPSIS

Protective Effects of Hydrogen on Myocardial Mitochondrial Functions in Septic Mice

Year Published: 2020

Enhancement of mitochondrial physiological function prevents sepsis-induced dysfunction. The present study aimed to elucidate the mechanism by which hydrogen (H2) affects mitochondrial function in a wild-type (WT) and homozygous nuclear factor erythroid 2-related factor 2 (Nrf2) knockout (KO, Nrf2−/−) murine model of sepsis. In myocardial tissues with severe sepsis, H2 gas treatment reduced ...
BRAIN - TRAUMATIC BRAIN INJURY

Hydrogen inhalation inhibits microglia activation and neuroinflammation in a rat model of traumatic ...

Year Published: 2020

Traumatic brain injury (TBI) is a major cause of mortality and disability worldwide. To date, therapies to treat any forms of TBI are still limited. Recent studies have demonstrated the potential neuroprotective effects of molecular hydrogen on TBI. Although it has been demonstrated that hydrogen inhalation (HI) for about 5 hrs immediately after TBI has a beneficial effect on brain injury, the ...
BRAIN - ENVIRONMENTAL POLLUTION

Hydrogen rich water ameliorate Trimethyltin induced spatial learning and memory impairment by ...

Year Published: 2020

Background: As an important member of organic tin compounds, Trimethyltin (TMT) exists widely in industrial and agricultural productions. TMT can induce significant neurodegeneration in the limbic system, particular in hippocampus. However, the molecular mechanisms in TMT-induced learning and memory impairment are not fully clear. Thus, this research was to explore the role of Synaptophysin (SYP) ...
BRAIN - BRAIN INJURY

Hydrogen Inhalation Attenuates Oxidative Stress Related Endothelial Cells Injury After Subarachnoid ...

Year Published: 2020

Background: Subarachnoid hemorrhage (SAH) is a devastating cerebrovascular disease with poor clinical outcome. Nucleotide binding and oligomerization domain-like receptor family pyrin domain-containing 3 (NLRP3) inflammasome serves a key role in inflammatory response, which may lead to endothelial cell injury and blood-brain barrier (BBB) disruption. Hydrogen (H2) is considered a neuroprotective ...
BRAIN - SEPSIS

Molecular hydrogen attenuates sepsis-induced neuroinflammation through regulation of microglia ...

Year Published: 2020

Sepsis-associated encephalopathy (SAE) is the cognitive impairment resulting from sepsis and is associated with increased morbidity and mortality. Hydrogen has emerged as a promising therapeutic agent to alleviate SAE. The mechanism, however, remains unclear. This research aimed to determine whether hydrogen alleviates SAE by regulating microglia polarization and whether it is mediated by the ...
WHOLE BODY - CANCER

Hydrogen gas improves photothermal therapy of tumor and restrains the relapse of distant dormant ...

Year Published: 2019

Inflammation during photothermal therapy (PTT) of tumor usually results in adverse consequences. Here, a biomembrane camouflaged nanomedicine (mPDAB) containing polydopamine and ammonia borane was designed to enhance PTT efficacy and mitigate inflammation. Polydopamine, a biocompatible photothermal agent, can effectively convert light into heat for PTT. Ammonia borane was linked to the surface of ...
BRAIN - ALZHEIMER'S DISEASE (AD)

Sustained release of bioactive hydrogen by Pd hydride nanoparticles overcomes Alzheimer's disease

Year Published: 2019

Oxidative stress-induced mitochondrial dysfunction plays an important role in the pathogenesis of Alzheimer's disease (AD). Hydrogen molecule, a special antioxidant, can selectively scavenge highly cytotoxic reactive oxygen species such as ·OH, exhibiting a potential to treat AD by reducing oxidative stress. However, there is no effective route to realize the continuous and efficient accumulation ...
LIVER - SURGERY/TRANSPLANTATION

Comparative study on protective effect of hydrogen rich saline and adipose-derived stem cells on ...

Year Published: 2019

Aim: To compare and evaluate the hepatoprotective effect of liver parenchyma injection of ADSCs and portal vein injection of HRS in laparoscopic hepatic ischemia reperfusion combined with hepatectomy injury in miniature pigs. Methods: Eighteen miniature pigs were randomly assigned to IRI group, HRS group and ADSCs group. HRS was injected through the portal vein 10 min before reperfusion, 1 d, 2 d, ...
WHOLE BODY - METABOLIC SYNDROME

L-Arabinose Elicits Gut-Derived Hydrogen Production and Ameliorates Metabolic Syndrome in C57BL/6J ...

Year Published: 2019

Obesity and metabolic syndrome (MS) associated with excess calorie intake has become a great public health concern worldwide. L-arabinose, a naturally occurring plant pentose, has a promising future as a novel food ingredient with benefits in MS; yet the mechanisms remain to be further elucidated. Gut microbiota is recently recognized to play key roles in MS. Molecular hydrogen, an emerging ...
HEART - SLEEP APNEA

Hydrogen and Oxygen Mixture to Improve Cardiac Dysfunction and Myocardial Pathological Changes ...

Year Published: 2019

Obstructive sleep apnea (OSA) can cause intermittent changes in blood oxygen saturation, resulting in the generation of many reactive oxygen species (ROS). To discover new antioxidants and clarify the endoplasmic reticulum (ER) stress involved in cardiac injury in OSA, we established a chronic intermittent hypoxia (CIH) rat model with a fraction of inspired O2 (FiO2) ranging from 21% to 9%, 20 ...