c("cell line: MCF-7", "cell type: breast cancer")
c("cell line: MCF-7", "cell type: breast cancer")
c("cell line: MCF-7", "cell type: breast cancer")
c("cell line: MCF-7", "cell type: breast cancer")
c("cell line: MCF-7", "cell type: breast cancer")
c("cell line: MCF-7", "cell type: breast cancer")