Singhdata {metaMA}

Singh dataset

Description

Publicly available microarray dataset artificially split in 5 studies

Usage

data(Singhdata)

Format

List of 3 elements:

esets

List of 5 data frames corresponding to 5 artificial studies, each with 12625 genes and 20 replicates (10 normal samples and 10 tumoral samples)

classes

List of 5 numeric vectors with class memberships, one per study

geneNames

Factor with 12625 levels corresponding to gene names

Source

These data are available on the website http://www.bioinf.ucd.ie/people/ian/. We considered 50 normal samples and 50 tumoral samples, leaving out the 2 last tumoral samples. Data are already normalized.

References

Singh, D., Febbo, P. G., Ross, K., Jackson, D. G., Manola, J., Ladd, C., Tamayo, P., Renshaw, A. A., D'Amico, A. V., Richie, J. P., Lander, E. S., Loda, M., Kantoff, P.W., Golub, T. R., and Sellers,W. R. (2002). Gene expression correlates of clinical prostate cancer behavior. Cancer Cell, 1(2). 203:209.

Examples

data(Singhdata)