Table 2.

The relative colony number of A549 and H1299 cells at different GPF concentrations (50 and 100 μM)

	The relative colony number of A549 cells
	0 μM	50 μM	100 μM	P value (0 μM vs 50 μM)	P value (100 μM vs 50 μM)
mean	100	66.2	51.3	0.0256	0.1666
	The relative colony number of H1299 cells
	0 μM	50 μM	100 μM	P value (0 μM vs 50 μM)	P value (100 μM vs 50 μM)
mean	100	67.2	56.8	0.0230	0.2108