三阴性乳腺癌表达矩阵研究报告

    # https://bioconductor.org/packages/release/bioc/html/GEOquery.html
    if (!requireNamespace("BiocManager", quietly = TRUE))
      install.packages("BiocManager") 
    #判断是否存在BiocManger包，没有的话下载该包 
    #判断是否存在这些包，不存在的话安装这些包
    if(!require("KEGG.db")) BiocManager::install("KEGG.db",ask = F,update = F)
    if(!require("GSEABase")) BiocManager::install("GSEABase",ask = F,update = F)
    if(!require("GSVA")) BiocManager::install("GSVA",ask = F,update = F)
    if(!require("clusterProfiler")) BiocManager::install("clusterProfiler",ask = F,update = F)