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Related Experiment Videos

Mutations within the programmed cell death 10 gene cause cerebral cavernous malformations.

F Bergametti1, C Denier, P Labauge

  • 1INSERM E365, Faculté de Médecine Lariboisiere, Hôpital Lariboisière, Assistance Publique-Hôpitaux de Paris, 10 avenue de Verdun, 75010 Paris, France.

American Journal of Human Genetics
|November 16, 2004
PubMed
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Researchers identified PDCD10 as the CCM3 gene responsible for cerebral cavernous malformations (CCMs). This discovery advances understanding of vascular development and CCM disease mechanisms.

Area of Science:

  • Genetics
  • Molecular Biology
  • Neurology

Background:

  • Cerebral cavernous malformations (CCMs) are vascular abnormalities causing seizures and hemorrhages.
  • Previous research identified KRIT1 (CCM1) and MGC4607 (CCM2) gene mutations in CCMs.

Purpose of the Study:

  • To identify the gene responsible for the CCM3 locus.
  • To investigate the role of PDCD10 in cerebral cavernous malformations.

Main Methods:

  • High-density microsatellite genotyping of 20 families.
  • Deleterious mutation screening within the PDCD10 gene.
  • Analysis of gene deletions and cosegregation with the disease.

Main Results:

  • PDCD10 was identified as the CCM3 gene.

Related Experiment Videos

  • Genomic deletions and various mutations (nonsense, splicing) in PDCD10 were found in CCM patients.
  • Identified a 970-kb region containing the CCM3 gene.

    • Conclusions:

    • PDCD10 mutations are causative for cerebral cavernous malformations.
    • PDCD10 plays a critical role in vascular morphogenesis and remodeling.
    • This finding provides new insights into CCM pathogenesis.