Open Access Methodology article

A fast and accurate method to detect allelic genomic imbalances underlying mosaic rearrangements using SNP array data

Juan R González1,2,3*, Benjamín Rodríguez-Santiago4,5, Alejandro Cáceres1,2, Roger Pique-Regi6, Nathaniel Rothman7, Stephen J Chanock7,8, Lluís Armengol9 and Luis A Pérez-Jurado4,5

1 Center for Research in Environmental Epidemiology (CREAL), Doctor Aiguader 88, Barcelona 08003, Spain

2 Institut Municipal d'Investigació Mèdica (IMIM), Doctor Aiguader 88, Barcelona 08003, Spain

3 CIBER Epidemiología y Salud Pública (CIBERESP), Spain

4 Dept. de Ciències Experimentals i de la Salut, UPF, Barcelona 08003, Spain

5 CIBER de Enfermedades Raras, CIBERER, Spain

6 Department of Human Genetics, University of Chicago, IL 60637, USA

7 Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda, MD 20852-4907, USA

8 Core Genotyping Facility, SAIC-Frederick, Frederick, MD 21702, USA

9 Quantitative Genomic Medicine Laboratories, Ltd (qGenomics), Doctor Aiguader 88, Barcelona 08003, Spain

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BMC Bioinformatics 2011, 12:166 doi:10.1186/1471-2105-12-166

Published: 17 May 2011

Additional files

Additional file 1:

File including figures for examples of simulated data sets, some simulation results and new mosaic abnormalities detected using MAD in SNP arrary data previously analyzed with ad-hoc tools (Rodriguez-Santiago et al., 2010).

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Additional file 2:

Recommended parameters for a preliminary scan using different Illumina platforms.

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Additional file 3:

Comparison between MAD findings and chromosomal abnormalities previously described in HapMap individuals also analysed in Redon et al., Nature, 2006.

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Additional file 4:

Additional analysis using PennCNV to discard mosaic detected with MAD with consitutional duplications.

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Additional file 5:

User's guide of an R package that implements MAD algorithm including some real data examples.

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Additional file 6:

List and details of used MLPA probes for validating new mosaic rearrangements.

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