Table 1.

The average change in TGF-β levels in each treatment group.

Treatment Group (n = 16)	Average level of TGF-β on termination day (Mean ± SD) (pg/mL)
	1	4	7	10	14
A	0.239 ± 0.021
B	0.276 ± 0.009	0.299 ± 0.008	0.309 ± 0.008	0.304 ± 0.002	0.290 ± 0.006
C	0.314 ± 0.015	0.355 ± 0.019	0.378 ± 0.011	0.409 ± 0.009	0.415 ± 0.018
D	0.333 ± 0.028	0.342 ± 0.013	0.397 ± 0.010	0.411 ± 0.014	0.420 ± 0.012