c("treatment: 21 percent Oxygen", "time: 48h", "cell line: MCF7")
c("treatment: 21 percent Oxygen", "time: 48h", "cell line: MCF7")
c("treatment: 1 percent Oxygen", "time: 16h", "cell line: MCF7")
c("treatment: 1 percent Oxygen", "time: 16h", "cell line: MCF7")
c("treatment: 1 percent Oxygen", "time: 32h", "cell line: MCF7")
c("treatment: 1 percent Oxygen", "time: 32h", "cell line: MCF7")
c("treatment: 1 percent Oxygen", "time: 48h", "cell line: MCF7")
c("treatment: 1 percent Oxygen", "time: 48h", "cell line: MCF7")