[Assessment of actual nutrition of Arctic migrants sympathoadrenal and the activity of the sympathoadrenal system].

The complex of extreme factors of the Arctic and unbalanced diet have an adverse effect on a human and alter the functional activity of his sympathoadrenal system. Representative sample of migrants in the Arctic was examined to study the structure of nutrition as a factor of influence on the activity of the sympathoadrenal system. The actual nutrition of migrants in the Arctic plays a role of a stressing factor that increases the tone of the sympathoadrenal system.

[Heavy metal contamination and public health risk assessment in North Yamal].

The foods that were available in the local raw materials base and imported from other regions of Russia to Yamal were tested for cadmium, lead, nickel, and chromium. The objective of the investigation was to analyze the contamination of food products by with heavy metals and to predict a human risk to the North Yamal population. The levels of heavy metals in foods were measured by an atomic absorption method in acetylene-air flame, by using a Spectr AA-50B spectrophotometer (Varian, Australia). The investigations showed that the contamination of traditional foods in indigenous peoples of the North was higher than that made in other regions of Russia. The intensive development of the Arctic leads to increased man-made pressure on the health of indigenous ethnic groups.

[Association between the alimentary factor and the immune system in migrants to the Far North].

The impact of diets different in caloric values on cellular and humoral immunity, nonspecific resistance was studied in Far North migrants. When the dietary intake of essential nutrients and vitamins was reduced, B-cell immunity and neutrophilic leukocytes were the first to react in females and males, respectively. Correlation analysis revealed significant correlations of stab neutrophils, the phagocytic number of monocytes, and B lymphocytes with the caloric value of foods.

[Peripheral blood parameters in lipid metabolic disturbances in Far North migrants].

The authors present the results of a study of peripheral blood in Far North newcomers with lipid metabolic disturbances. All the dwellers having lipid metabolic disturbances are shown to have elevated counts of white blood cells, with the greatest changes occurring in the levels of blood corpuscles in subjects with hypertriglyceridemia.

[Consumption of tea among population on the far north of Russia].

Aim of present study was the getting data on tea and coffee consumption among population on the Far North by 24-hour recall of dietary intake. About 84% of population have consumed the black tea. Mean daily black and green tea intake among all population were 335 ml and 49 ml, correspondingly.

[Providing of nonnatives of the far north with micronutrients].

The data on actual micronutrients intake by non-natives of the Far North aged 20-59 are represented in the article. Analysis of micronutrient dietary intake showed gender-independent insufficient consumption of the following vitamins: beta-carotene, A, and B-group vitamins (B1, B2, B6, PP, biotin, folic and pantotenic acid), which in men was combined with insufficient Ca and Mg intake and in women--with insufficient Ca, Mg and K intake.

[Nutrition factor and atherosclerosis precursors in boys aged 14-16 years of age according to epidemiologic study]. / Faktor pitaniia i predvestniki ateroskleroza u mal'chikov 14-16 let po dannym épidemiologicheskogo issledovaniia.

The study of cause-consequence relationship between factor of nutrition and such predictors of atherosclerosis as arterial hypertension, dislipoproteidemia and excessive body mass determines the importance, expediency and possibility of early primary prophylaxis of risk factors of cardiovascular diseases among children and adolescents on population level.

[Features of serum lipid spectrum in female newcomers of Far Northern city, relation of nutritional characteristics to that spectrum]. / Osobennosti lipidnogo spektra krovi u prishlykh zhenshchin promyshlennogo goroda Krainego Severa, ego vzaimosviaz' s kharakterom pitaniia.

Nutrition of non-natives in the Far North is of European character but also has the features of native population national cuisine. Because of these factors, there are some peculiarities in formation of blood lipid spectrum in non-natives. In particular, in population of non-native women of Yamalo-Nenets Autonomous Okrug, the fat component of 24-hour diet influenced most, carbohydrate component had less importance.

[Influence of nutrition factor on health status in the Far North population]. / Vliianie faktora pitaniia na sostoianie zdorov'ia naseleniia Krainego Severa.

Real nutrition of non-natives in the Far North is misbalanced in contents of major nutrients, vitamins and minerals and has atherogenic orientation.

[The vitamin and mineral composition of the diets of adolescent schoolchildren in the Far North]. / Vitaminnyi i mineral'nyi sostav ratsionov shkol'nikov-podrostkov na Krainem Severe.

Screening examination of pupils in 13-16 ages of Nadym by method of 24h.dietary interrogatory detected complex vitamin insufficiency and imbalance of mineral composition of juveniles diets. It was showed necessity of correction of pupils nutrition which are living in the conditions of the Far North.