Antioxidant Potential of Parsley Leaf (Petroselinum crispum) Essential Oil on Hypothyroidism and Testicular Injury in Mice Intoxicated by Carbon Tetrachloride

Table 2

Effect of oral administration of PO (0.5 mL/kg) on thyroid and testicular tissues antioxidant parameters.

Groups	Parameter
	CAT (U/mg protein)		SOD (U/mg protein)		MDA (nmol/g tissue)
	Testis	Thyroid	Testis	Thyroid	Testis	Thyroid
Control	^a	^a	^a	^a	^a	^a
CCl4	^b	^b	^b	^b	^b	^b
PO	^a	^a	^a	^a	^a	^a
CCl4+PO	^c	^c	^c	^c	^c	^c

Data are expressed as . Different superscript letters within the same column are significantly different ().