install.packages("rmarkdown") install.packages("httr") install.packages("RColorBrewer") install.packages("gplots") install.packages("GGally") install.packages("ggplot2") install.packages("pheatmap") install.packages("plyr") install.packages("dplyr") install.packages("tidyr") install.packages("data.table") source("https://bioconductor.org/biocLite.R") biocLite("edgeR")