Hydrogen mediates suppression of colon inflammation induced by dextran sodium sulfate

  • Mikihito Kajiya
  • , Marcelo J.B. Silva
  • , Kimihiro Sato
  • , Kazuhisa Ouhara
  • , Toshihisa Kawai

Research output: Contribution to journalArticlepeer-review

Abstract

By its antioxidant effect, molecular hydrogen gas (H2) was reported to protect organs from tissue damage induced by ischemia reperfusion. To evaluate its anti-inflammatory effects, we established a mouse model of human inflammatory bowel disease (IBD) by supplying mice with water containing (1) dextran sodium sulfate (DSS) (5%), (2) DSS (5%) and H2, or (3) H2 only ad libitum up to 7 days. At day-7, DSS-induced pathogenic outcomes including, loss of body weight, increase of colitis score, pathogenic shortening of colon length, elevated level of IL-12, TNF-α and IL-1β in colon lesion, were significantly suppressed by the addition of H2 to DSS solution. Histological analysis also revealed that the DSS-mediated colonic tissue destruction accompanied by macrophage infiltration was remarkably suppressed by H2. Therefore, the present study indicated that H2 can prevent the development of DSS-induced colitis in mice.

Original languageEnglish
Pages (from-to)11-15
Number of pages5
JournalBiochemical and Biophysical Research Communications
Volume386
Issue number1
DOIs
StatePublished - Aug 14 2009
Externally publishedYes

ASJC Scopus Subject Areas

  • Biophysics
  • Biochemistry
  • Molecular Biology
  • Cell Biology

Keywords

  • Antioxidant
  • Colitis
  • Colon
  • Dextran sodium sulfate
  • IL-1-beta
  • IL-12
  • Inflammation
  • Macrophages
  • Molecular hydrogen
  • TNF-alpha

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