## Copy number aberrations / Fetch probe positions from GEO

### Description

Fetches microarray probe positions from the GEO database.

### Parameters

- Accession number of the platform in question [empty]

### Details

The probe positions are fetched from the GEO database and appended to the input file. For a list of available platforms, please see this list. Please see the GEO entry for the particular platform to very which genome build the mappings refer to.

### Output

The input file appended with three new columns: chromosome, start, end.

### References

GEO:
Edgar et al. (2002) Gene Expression Omnibus: NCBI gene expression and hybridization array data repository. Nucleic Acids Res 30: 207

Ensembl:
Flicek et al. (2010) Ensembl's 10th year. Nucleic Acids Res 38: D557-62