[The determination of sialidase activity in the blood serum and saliva].

A method for sialidase (neuraminidase; EC 3.2.1.

[Determination of free and bound forms of sialic acids in biologic objects].

A method for simultaneous measurements of free, oligomer-bound and protein-bound sialic acids in the blood serum, saliva, and tissue homogenates is offered. The results of these parameters measurements after stressogenic exposures and in some diseases are presented.