Animal StudyHighlightedEstimation of the hydrogen concentration in rat tissue using an airtight tube following the administration of hydrogen via various routesMHID-61354972014Scientific ReportsChi Liu, Ryosuke Kurokawa, Masayuki Fujino, Shinichi Hirano, Bunpei Sato, Xiao-Kang LiHydrogen exerts beneficial effects in disease animal models of ischemia-reperfusion injury as well as inflammatory and neurological disease. Additionally, molecular hydrogen is useful for various novel medical and therapeutic applications in the clinical setting. In the present study, the hydrogen concentration in rat blood and tissue was estimated. Wistar rats were orally administered hydrogen su