Table 1.

Mouse body and spleen weights at study termination

Treatment	Body weight (g)	Spleen weight (g)
4 wk
PBS (10 mice)	20.48 ± 1.15	0.1 ± 0.02
4F (8 mice)	19.49 ± 0.98*	0.08 ± 0.01*
Pro (9 mice)	20.94 ± 1.50	0.08 ± 0.02*
8 wk
PBS (15 mice)	21.3 ± 1.7	0.11 ± 0.03
4F (15 mice)	21.0 ± 1.3	0.10 ± 0.01
Pro (14 mice)	20.9 ± 1.3	0.10 ± 0.01

^*P < 0.05 vs. 4 wk PBS treatment.