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Showing 21–27 of 27 articles

Animal StudyIn VitroHighlighted

Hydrogen-rich saline attenuates isoflurane-induced caspase-3 activation and cognitive impairment via inhibition of isoflurane-induced oxidative stress, mitochondrial dysfunction, and reduction in ATP levels

MHID-6714009PMID: 283863422017American Journal of Translational Research

Cheng Li, Lengchen Hou, Dan Chen, Fuqing Lin, Tao Chang, Mengzhu Li, et al.

Objectives: The inhaled general anesthetic isoflurane has been shown to induce caspase-3 activation in vitro and in vivo. The underlying mechanisms and functional consequences of this activity remain unclear. Isoflurane can induce caspase-3 activation by causing accumulation of reactive oxygen species (ROS), mitochondrial dysfunction, and reduction in adenosine triphosphate (ATP) levels. This stud

Animal StudyIn VitroHighlighted

Hydrogen-rich saline protects immunocytes from radiation-induced apoptosis

MHID-89507332012Medical Science Monitor

Yanyong Yang, Bailong Li, Cong Liu, Yunhai Chuai, Jixiao Lei, Fu Gao, et al.

Background: Radiation often causes depletion of immunocytes in tissues and blood, which results in immuno suppression. Molecular hydrogen (H2) has been shown in recent studies to have potential as a safe and effective radioprotective agent through scavenging free radicals. This study was designed to test the hypothesis that H2 could protect immunocytes from ionizing radiation (IR). Material/Metho

Human StudyLiterature ReviewAnimal StudyIn VitroHighlighted

The 2011 Medical Molecular Hydrogen Symposium: An inaugural symposium of the journal Medical Gas Research

MHID-1756030PMID: 221460822011Medical Gas Research

Shigeo Ohta, Atsunori Nakao, Kinji Ohno

This report summarizes a brief description/history of the Hydrogen Research Meetings as well as key presentations/oral abstracts delivered in the most recent symposium. Additionally, we introduced 38 diseases and physiological states for which hydrogen exhibits beneficial effects.

In VitroHighlighted

Hydrogen-rich PBS protects cultured human cells from ionizing radiation-induced cellular damage

MHID-98352102010Nuclear Technology & Radiation Protection

Liren Qian, Bailong Li, Fei CAO, Yuecheng Huang, Shulin Liu, Jianming Cai, et al.

Hydroxyl radicals play an important role in ionizing radiation-induced cellular damage, while hydrogen can selectively reduce hydroxyl radicals in vitro. This study was designed to test the hypothesis that hydrogen-rich PBS may be an effective radioprotective agent in vitro. Com pared to cells pretreated with out hydrogen, we demonstrated that treating cells with hydrogen-rich PBS be fore irradiat

Animal StudyIn VitroHighlighted

Radioprotective effect of hydrogen in cultured cells and mice

MHID-1312487PMID: 332312662010Free Radical Research

Liren Qian, Fei CAO, Jianguo Cui, Yuecheng Huang, Xiaojian Zhou, Shulin Liu, et al.

It has been demonstrated that hydrogen can selectively reduce hydroxyl and peroxynitrite in vitro. Since most of the ionizing radiation-induced cellular damage is caused by hydroxyl radicals, this study was designed to test the hypoth- esis that hydrogen may be an effective radioprotective agent. This paper demonstrates that treating cells with hydrogen before irradiation could signifi cantly inhib

In VitroHighlighted

Antitumor effects of nano-bubble hydrogen-dissolved water are enhanced by coexistent platinum colloid and the combined hyperthermia with apoptosis-like cell death

MHID-9110946PMID: 210427402010Oncology Reports

Ryoko Asada, KATSUHIRO KAGEYAMA, HIROSHI TANAKA, HISAKAZU MATSUI, MASATSUGU KIMURA, Yasukazu Saitoh, et al.

In order to erase reactive oxygen species (ROS) related with the proliferation of tumor cells by reducing activity of hydrogen, we developed functional water containing nano-bubbles (diameters: <900 nm for 71%/ population) hydrogen of 1.1-1.5 ppm (the theoretical maximum: 1.6 ppm) with a reducing ability (an oxidation- reduction potential -650 mV, normal water: +100-200 mV) using a microporous-fil

Animal StudyIn VitroHighlighted

Hydrogen acts as a therapeutic antioxidant by selectively reducing cytotoxic oxygen radicals

MHID-7700658PMID: 174860892007Nature Medicine

Ikuroh Ohsawa, Masahiro Ishikawa, Kumiko Takahashi, Megumi Watanabe, Kiyomi Nishimaki, Kumi Yamagata, et al.

Acute oxidative stress induced by ischemia-reperfusion or inflammation causes serious damage to tissues, and persistent oxidative stress is accepted as one of the causes of many common diseases including cancer. We show here that hydrogen (H2) has potential as an antioxidant in preventive and therapeutic applications. We induced acute oxidative stress in cultured cells by three independent methods.