The Effect of a Short-Term Exposure to Lead on the Levels of Essential Metal Ions, Selected Proteins Related to Them, and Oxidative Stress Parameters in Humans

Table 2

The levels of essential metals in the examined population.

	Before exposure		After exposure		Relative change (%)	value
	Mean	SD	Mean	SD
Ca (mg/dl)	112.55	6.13	116.29	8.34	3	0.042
Mg (mg/dl)	2.09	0.19	2.14	0.19	3	0.045
Se (μg/dl)	69.94	9.55	74.59	9.83	7	0.060
Fe (μg/dl)	156.42	60.33	172.34	64.73	10	0.096
Zn (μg/dl)	92.40	9.02	99.58	15.48	8	0.008
Cu (μg/dl)	95.27	15.07	88.62	11.45	−7	0.028