I. V. Ziruk
Saratov State Agrarian University named after N.I. Vavilov
Russian Federation

Ziruk Irina Vladimirovna, Doctor of Veterinary Sciences,
Professor of the Department of Morphology, Animal Pathology and
Biologyof 

Saratov, Theater Square, 1

M. E. Kopchekchi
Saratov State Agrarian University named after N.I. Vavilov
Russian Federation

Kopchekchi Marina Egorovna, Candidate of Veterinary
Sciences, Associate Professor of the Department of Morphology,
Animal Pathology and Biologyof

Saratov, Theater Square, 1

A. V. Egunova
Saratov State Agrarian University named after N.I. Vavilov
Russian Federation

Egunova Alla Vladimirovna, Candidate of Biological Sciences,
Associate Professor of the Department of Animal Disease and
Veterinary and Sanitary Expertiseof 

Saratov, Theater Square, 1

A. A. Tarasova
Saratov State Agrarian University named after N.I. Vavilov
Russian Federation

Tarasova Anastasia Alexandrovna, 2nd year student of the
Faculty of Veterinary Medicine, Food and Biotechnologyof

Saratov, Theater Square, 1