Role of COL4A1 in small-vessel disease and hemorrhagic stroke

  • Douglas B. Gould
  • , F. Campbell Phalan
  • , Saskia E. Van Mil
  • , John P. Sundberg
  • , Katayoun Vahedi
  • , Pascale Massin
  • , Marie Germaine Bousser
  • , Peter Heutink
  • , Jeffrey H. Miner
  • , Elisabeth Tournier-Lasserve
  • , Simon W.M. John

Research output: Contribution to journalArticlepeer-review

505 Scopus citations

Abstract

Small-vessel diseases of the brain underlie 20 to 30 percent of ischemic strokes and a larger proportion of intracerebral hemorrhages. In this report, we show that a mutation in the mouse Col4a1 gene, encoding procollagen type IV α1, predisposes both newborn and adult mice to intracerebral hemorrhage. Surgical delivery of mutant mice alleviated birth-associated trauma and hemorrhage. We identified a COL4A1 mutation in a human family with small-vessel disease. We concluded that mutation of COL4A1 may cause a spectrum of cerebrovascular phenotypes and that persons with COL4A1 mutations may be predisposed to hemorrhage, especially after environmental stress.

Original languageEnglish
Pages (from-to)1489-1496
Number of pages8
JournalNew England Journal of Medicine
Volume354
Issue number14
DOIs
StatePublished - Apr 6 2006

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