Abstract
The paper presents results of research of the content of zinc, copper, lead, cadmium and selenium in hair of 236 native persons aged 1-6 years of some regions of northern European in Russia: in the city Inta and town Troitsko-Petschorsk of the Komi Republik and in the town Plesetsk of Arkhangelsk region. Research showed that the content of trace elements in hair of examined children differ from each other and the norm for the midland of Russia. Almost 50% of children of the city Inta the content of zinc in hair is lowered. All the studied places are characterized by high copper content: in Inta - for 71 % of preschool children, in Troitsko-Petschorsk - for 53 %, in Plesetsk - for 74 %. The content of lead at children in Inta and Troitsko-Petschorsk exceeds the norm. More than half of the examined children of Inta have an excess of lead. It can be connected with an environmental situation and the characteristics of geochemical provinces of Northern European. Connections between content of some trace elements in organism and development of diseases have been analyzed.
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