Comparison of differences between blank 1, 2, 3, 4, 5, and 6 groups and control (P value).

Time (day)	Control vs. blank	Control vs. 1	Control vs. 2	Control vs. 3	Control vs. 4	Control vs. 5	Control vs. 6
1	0.059	0.332	0.071	0.934	0.725	0.447	0.057
3	0.772	0.539	0.491	0.793	0.858	0.686	0.338
5	0.883	0.833	0.936	0.89	0.93	0.827	0.464
7	0.701	0.609	0.662	0.677	0.907	0.941	0.919
9	1.000	0.762	0.957	0.987	0.297	0.792	0.386