Influence of Heavy Metal Stress on Antioxidant Status and DNA Damage in Urtica dioica

Table 1

Elemental analysis of U. dioica sampled from two different areas (in mg kg⁻¹ dry mass).

Plant organ investigated	Metals
	Ca	Cd	Cu	Mg	Mn	Na	Ni	Pb	Zn
	Location (unpolluted area) Plačkovica Mountain
U. dioica leaves Plačkovica	23281 ± 4	<LD*	6.73 ± 0.06	4295 ± 1.3	29.66 ± 0.08	52.33 ± 0.3	<LD	3.73 ± 0.1	14.24 ± 0.1
U. dioica leaves Veles	37725 ± 5	7.34 ± 0.04	11.3 ± 0.03	6412.4 ± 2.5	74.71 ± 0.14	138.1 ± 2.7	2.89 ± 0.04	102.2 ± 0.4	465.3 ± 0.6
	Location (polluted area) Veles
U. dioica stems Plačkovica	9245 ± 5	<LD*	7.16 ± 0.06	3366 ± 1.4	15.16 ± 0.08	46.43 ± 0.5	<LD	<LD	22.27 ± 0.3
U. dioica stems Veles	17816 ± 16	6.67 ± 0.03	8.25 ± 0.03	5036 ± 1.2	24.63 ± 0.05	86.95 ± 0.8	<LD	24.79 ± 0.2	229.5 ± 1.3

∗LD is limit of detection (0.01 mg kg⁻¹).