Activity of Antioxidant Enzymes in the Tumor and Adjacent Noncancerous Tissues of Non-Small-Cell Lung Cancer

Table 3

Concentrations of MDA and activities of antioxidant enzymes in the cancerous and noncancerous tissues of patients with adenocarcinoma and squamous cell carcinoma.

Parameters	Adenocarcinoma			Squamous cell carcinoma
	Tumor	Adjacent noncancerous tissue	value	Tumor	Adjacent noncancerous tissue	value
MDA (μmol/g)			NS			NS
SOD (NU/mg)			NS			0.008
MnSOD (NU/mg)			NS			0.04
Cu/ZnSOD (NU/mg)			NS			NS
CAT (IU/g)			<0.001			<0.001
GPx (IU/g)			0.04			0.05
GST (IU/g)			0.04			0.002
GR (IU/g)			<0.001			0.002

NS—not significant.