c("tissue: cord blood", "cell type: CD4+ T cells")
c("tissue: cord blood", "cell type: CD4+ T cells")
c("tissue: cord blood", "cell type: CD4+ T cells")
c("tissue: cord blood", "cell type: CD4+ T cells")
c("tissue: cord blood", "cell type: CD4+ T cells")
c("tissue: cord blood", "cell type: CD4+ T cells")
c("tissue: cord blood", "cell type: CD4+ T cells")
c("tissue: cord blood", "cell type: CD4+ T cells")
c("tissue: cord blood", "cell type: CD4+ T cells")
c("tissue: cord blood", "cell type: CD4+ T cells")
c("tissue: cord blood", "cell type: CD4+ T cells")
c("tissue: cord blood", "cell type: CD4+ T cells")