B. pseudomallei 100 resistance (61.5 % of survived animals). It was concluded that it is a good practice to include bestim in the schedule of complex immunization against melioidosis.

Presented are the results of cytokines' (IL-1, IL-2, IFN-γ, and TNF-α, IL-10) level detection in blood sera of West Nile fever patients in the territory of Volgograd Region during the summer outbreak in 2010. Marked is a significant increase in IL-1, IFN-γ, IL-10 concentration and cytokine response prevalence of Th1-type.

No abstract