Gamma secretase-mediated Notch signaling worsens brain damage and functional outcome in ischemic stroke

Thiruma V. Arumugam, Sic L. Chan, Dong Gyu Jo, Gokhan Yilmaz, Sung Chun Tang, Aiwu Cheng, Marc Gleichmann, Eitan Okun, Vishwa D. Dixit, Srinivasulu Chigurupati, Mohamed R. Mughal, Xin Ouyang, Lucio Miele, Tim Magnus, Suresh Poosala, D. Neil Granger, Mark P. Mattson

Research output: Contribution to journalArticlepeer-review

192 Scopus citations

Abstract

Mice transgenic for antisense Notch and normal mice treated with inhibitors of the Notch-activating enzyme γ-secretase showed reduced damage to brain cells and improved functional outcome in a model of focal ischemic stroke. Notch endangers neurons by modulating pathways that increase their vulnerability to apoptosis, and by activating microglial cells and stimulating the infiltration of proinflammatory leukocytes. These findings suggest that Notch signaling may be a therapeutic target for treatment of stroke and related neurodegenerative conditions.

Original languageEnglish (US)
Pages (from-to)621-623
Number of pages3
JournalNature Medicine
Volume12
Issue number6
DOIs
StatePublished - Jun 2006

ASJC Scopus subject areas

  • General Biochemistry, Genetics and Molecular Biology
  • General Medicine

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