## ----eval =FALSE-------------------------------------------------------------- # install.packages("massiveGST") ## ----eval=FALSE--------------------------------------------------------------- # if (!requireNamespace("BiocManager", quietly = TRUE)) install.packages("BiocManager") # BiocManager::install("stefanoMP/massiveGST") ## ----setup-------------------------------------------------------------------- suppressPackageStartupMessages(library(massiveGST, quietly = TRUE)) ## ----------------------------------------------------------------------------- fname <- system.file("extdata", package="massiveGST") fname <- file.path(fname, "pre_ranked_list.txt") geneProfile <- get_geneProfile(fname) class(geneProfile) head(geneProfile) tail(geneProfile) ## ----------------------------------------------------------------------------- fname <- system.file("extdata", package="massiveGST") fname <- file.path(fname, "h.all.v2024.1.Hs.symbols.gmt") geneSets <- get_geneSets_from_local_files(fname) class(geneSets) head(names(geneSets)) ## ----------------------------------------------------------------------------- fname <- file.path(tempdir(), "hallmarks.gmt") write_geneSets_to_gmt(geneSets, fileName = fname) ## ----------------------------------------------------------------------------- fname <- file.path(tempdir(), "hallmarks.gmt") tmp <- get_geneSets_from_local_files(fname) class(geneSets) head(names(geneSets)) ## ----eval = TRUE-------------------------------------------------------------- system.time({ans <- massiveGST(geneProfile, geneSets, alternative = "two.sided")}) class(ans) ans[1:6,] ## ----eval=FALSE--------------------------------------------------------------- # fname <- file.path(tempdir(), "massiveGST_results.tsv") # save_as_tsv(ans, file_name = fname) # # fname <- file.path(tempdir(), "massiveGST_results.xls") # save_as_xls(ans, file_name = fname) ## ----------------------------------------------------------------------------- summary(ans)[1:10,] ## ----------------------------------------------------------------------------- summary(ans, order_by = "NES")[1:10,] summary(ans, order_by = "p.value")[1:10,] summary(ans, order_by = "bonferroni")[1:10,] ## ----------------------------------------------------------------------------- (tmp <- summary(ans, order_by = "p.value", cols_to_remove = c("BH.value", "B.value"))[1:10,]) ## ----------------------------------------------------------------------------- summary(ans, as.formattable = TRUE) summary(ans, order_by = "p.value", cols_to_remove = c("BH.value", "B.value"), as.formattable = TRUE) ## ----------------------------------------------------------------------------- tmp ## ----eval = TRUE-------------------------------------------------------------- summary(cut_by_significance(ans), as.formattable = TRUE) ## ----------------------------------------------------------------------------- summary(cut_by_significance(ans, level_of_significance = 0.01, where = "bonferroni"), cols_to_remove = c("BH.value", "NES", "size"), order_by = "logit2NES", as.formattable = TRUE) ## ----------------------------------------------------------------------------- tmp <- cut_by_significance(ans) summary(cut_by_logit2NES(tmp), as.formattable = TRUE, order_by = "NES") summary(cut_by_NES(tmp), as.formattable = TRUE, order_by = "NES") ## ----bar-plot, eval = TRUE---------------------------------------------------- plot(ans) ## ----------------------------------------------------------------------------- plot(cut_by_significance(ans), top = 30) ## ----network------------------------------------------------------------------ plot(cut_by_significance(ans), gene_sets = geneSets, as.network = TRUE) ## ----massive OR-test, echo=TRUE----------------------------------------------- #geneSets <- get_geneSets_from_msigdbr(category = "C5", subcategory = "CC", what = "gene_symbol") #fname <- system.file("extdata", package="massiveGST") #fname <- file.path(fname, "pre_ranked_list.txt") #geneProfile <- get_geneProfile(fname) ## ----echo=TRUE---------------------------------------------------------------- geneList <- names(head(geneProfile, 500)) ## ----echo=TRUE---------------------------------------------------------------- ans <- massiveORT(geneList, geneSets) ## ----echo=TRUE---------------------------------------------------------------- summary(cut_by_significance(ans), as.formattable = TRUE) ## ----echo=TRUE---------------------------------------------------------------- plot(cut_by_significance(ans)) ## ----------------------------------------------------------------------------- plot(ans, gene_sets = geneSets, as.network = TRUE) ## ----------------------------------------------------------------------------- sessionInfo()