Inhibition of Glutathione and Thioredoxin Metabolism Enhances Sensitivity to Perifosine in Head and Neck Cancer Cells

Table 1

	Thioredoxin reductase activity (U/mg protein)
Cell line	CON	AUR	PER	AUR/PER
Cal-27	0.05±0.02	0.03±0.01	0.07±0.01	0.01±0.001
SCC-25	0.10±0.003	0.05±0.04	0.09±0.02	0.04±0.04