c("cell type: Embryonic stem cell", "genotype/variation: WT")
c("cell type: Embryonic stem cell", "genotype/variation: WT")
c("cell type: Embryonic stem cell", "genotype/variation: WRN-KO")
c("cell type: Embryonic stem cell", "genotype/variation: WRN-KO")
c("cell type: Mesenchymal stem cell", "genotype/variation: WT")
c("cell type: Mesenchymal stem cell", "genotype/variation: WT")
c("cell type: Mesenchymal stem cell", "genotype/variation: WRN-KO")
c("cell type: Mesenchymal stem cell", "genotype/variation: WRN-KO")