Table 2. Expression levels of PLS predictive apoptotic signaling proteins in the two functional groups.

	HF (n = 13)Mean ± SD	LF (n = 7)Mean ± SD	p value
Cleaved caspase-3	1.20±0.32	1.56±0.61	0.2346
Active caspase-8	1.46±0.92	1.08±0.61	0.4758
Mitochondrial Bak	0.99±0.52	0.85±0.24	0.8741
Mitochondrial Bax	0.70±0.36	0.80±0.23	0.3417
Cytosolic cytochrome c	0.86±0.41	1.01±0.34	0.4281

Data are expressed in arbitrary optical density units.