Name of .gct file which contains gene expression data. Should be a tab-separated text file. The first row is version and the second is the dimension of expression matrix. There is an expression matrix from the third row to the end. The third row is column
# Gene expression files are available after registration at Broad institute GSEA website# http://www.broadinstitute.org/gseafilename <- "P53.gct"expdat <- load_gct(filename)