[Effects of copper melting production on the composition and characteristics of oral fluid]. / Vliianie neblagopriiatnykh faktorov medeplavil'nogo proizvodstva na sostav i svoistva rotovoi zhidkosti.

Industrial air of copper-melting factory in Almalyk contains a considerable quantity of copper and antioxidant elements (selen and zinc) in combination with poor quantity of prooxidants (ferrum, cobolt, chrome). The workers saliva contains increased concentrations of selen and zinc resultant in lowering intensity of free radical oxidation of lipids in the saliva and subnormal activity of antioxidant system's enzymes. Increased hydroperoxides quantity was discovered in saliva of patients with partial secondary adentia accompanied by hyper activity of antioxidant system's enzymes.