A novel custom high density-comparative genomic hybridization array detects common rearrangements as well as deep intronic mutations in dystrophinopathies
2008

New Array Technology for Dystrophin Mutations

Sample size: 12 publication Evidence: high

Author Information

Author(s): Bovolenta Matteo, Neri Marcella, Fini Sergio, Fabris Marina, Trabanelli Cecilia, Venturoli Anna, Martoni Elena, Bassi Elena, Spitali Pietro, Brioschi Simona, Falzarano Maria S, Rimessi Paola, Ciccone Roberto, Ashton Emma, McCauley Joanne, Yau Shu, Abbs Stephen, Muntoni Francesco, Merlini Luciano, Gualandi Francesca, Ferlini Alessandra

Primary Institution: University of Ferrara, Italy

Hypothesis

Can a custom high density comparative genomic hybridization array effectively detect mutations in the DMD gene?

Conclusion

The DMD-CGH array is an effective tool for identifying both common and rare mutations in the DMD gene.

Supporting Evidence

  • The DMD-CGH array identified three novel pathogenic CNVs.
  • RNA analysis confirmed the significance of some identified mutations.
  • The array was validated on patients with known mutations and unaffected controls.

Takeaway

Researchers created a special test to find changes in a gene that causes muscle problems, and it worked well for many patients.

Methodology

The study involved a custom high density comparative genomic hybridization array to analyze the DMD gene in 12 patients.

Limitations

RNA studies were necessary to confirm the functional significance of some identified mutations.

Participant Demographics

12 patients with DMD/BMD, including some with known mutations and others without detectable mutations.

Digital Object Identifier (DOI)

10.1186/1471-2164-9-572

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