Table 3. Zinc and iron levels (µg/g dry weight) in the uninfected, infected Cyprinus carpio and its parasite, the cestode Schyzocotyle acheilognathi.

Heavy metal	Infected fish	Mean ± SD	Uninfected fish	Mean ± SD	Cestode	Mean ± SD
Zinc	11.172 ± 4.01	B	18.539 ± 4.35	a	18.133 ± 0.035	a
Iron	13.693 ± 4.39	B	22.573 ± 9.11	a	22.013 ± 0.035	a

Different letters horizontally refer to the significant differences (p ≤ 0.01) according to the Duncan test.