Read expression data from gemma

This is a simple wrapper for read_tsv that also deals with comments that are at the beginning of the file. If it is an expression file IdColnames simplifies column names

readExpression(expFile, IdColnames = FALSE)

Arguments

expFile	Path to a file downloaded from gemma, possibly using datasetInfo function (request = 'data').
IdColnames	Logical. should column names be turned into IDs. Only valid for expression data

Value

A data frame that includes experiment and sample level data or a list that has experiment and sample level data as separate elements.