if (!requireNamespace("BiocManager", quietly = TRUE))
  install.packages("BiocManager")

# Define CRAN packages
cran_packages <- c("pheatmap", "RColorBrewer", "ggplot2", "data.table")

# Install CRAN packages
install.packages(setdiff(cran_packages, rownames(installed.packages())))

# Define Bioconductor packages
bioc_packages <- c("DESeq2", "org.Hs.eg.db", "org.Mm.eg.db")

# Install Bioconductor packages
BiocManager::install(setdiff(bioc_packages, rownames(installed.packages())))