## ----setup, include = FALSE--------------------------------------------------- knitr::opts_chunk$set( collapse = TRUE, comment = "#>" ) ## ----add_fig------------------------------------------------------------------ knitr::include_graphics( "figures/oetjen_bcell_single_live_cells.png", error = FALSE ) ## ----load_csv_data------------------------------------------------------------ library(data.table) csv_files <- system.file( "extdata", c("Levine_32dim_H1_sub.csv", "Levine_32dim_H2_sub.csv"), package = "SuperCellCyto" ) samples <- c("H1", "H2") dat <- lapply(seq_len(length(samples)), function(i) { csv_file <- csv_files[i] sample <- samples[i] dat_a_sample <- fread(csv_file) dat_a_sample$sample <- sample return(dat_a_sample) }) dat <- rbindlist(dat) dat[, cell_id := paste0("Cell_", seq_len(nrow(dat)))] head(dat) ## ----load_fcs_data------------------------------------------------------------ library(flowCore) library(data.table) fs <- read.flowSet( path = system.file( "extdata", package = "SuperCellCyto" ), pattern = "\\.fcs$" ) dat_list <- lapply(seq_along(fs), function(i) { df <- as.data.table(exprs(fs[[i]])) # concatenate channel and marker name as column names names(df) <- markernames(fs[[i]]) # add a column showing the filename df$file_name <- sampleNames(fs)[i] return(df) }) # collate all the files into one dat <- rbindlist(dat_list) dat ## ----add_sample_and_cellid---------------------------------------------------- sample_info <- data.table( sample = c("patient9", "patient15"), file_name = c( "Data23_Panel3_base_NR4_Patient9.fcs", "Data23_Panel3_base_R5_Patient15.fcs" ) ) dat <- merge.data.table( x = dat, y = sample_info, by = "file_name" ) dat[, cell_id := paste0("Cell_", seq_len(nrow(dat)))] ## ----define_markers----------------------------------------------------------- markers <- c( "209Bi_CD11b", "162Dy_CD11c", "163Dy_CD7", "166Er_CD209", "167Er_CD38", "151Eu_CD123", "153Eu_CD62L", "152Gd_CD66b", "154Gd_ICAM-1", "155Gd_CD1c", "156Gd_CD86", "160Gd_CD14", "165Ho_CD16", "191Ir_DNA1", "193Ir_DNA2", "175Lu_PD-L1", "142Nd_CD19", "146Nd_CD64", "195Pt", "196Pt", "198Pt_Dead", "147Sm_CD303", "148Sm_CD34", "149Sm_CD141", "150Sm_CD61", "169Tm_CD33", "89Y_CD45", "170Yb_CD3", "173Yb_CD56", "174Yb_HLA-DR" ) ## ----arcsinh_transformation--------------------------------------------------- new_cols <- paste0(markers, "_asinh") cf <- 5 dat[, (new_cols) := lapply(.SD, function(x) asinh(x / cf)), .SDcols = markers] ## ----------------------------------------------------------------------------- head(dat) ## ----session_info------------------------------------------------------------- sessionInfo()