V. V. Frolov
Saratov State University of Genetics, Biotechnology and Engineering by N.I. Vavilov
Russian Federation

Frolov V.V. – Doctor of Biological Sciences, Professor of the Department of Animal Disease and Veterinary Sanitary Expertise

A. V. Egunova
Saratov State University of Genetics, Biotechnology and Engineering by N.I. Vavilov
Russian Federation

Egunova A.V. – Candidate of Biological Sciences, Associate Professor of the Department of Animal Disease and Veterinary Sanitary Expertise

V. A. Ivantsov
Moscow State Academy of Veterinary Medicine and Biotechnology – MVA by K. I. Skryabin
Russian Federation

Ivantsov V.A. – Candidate of Biological Sciences, Associate Professor of the Department of Anatomy and Histology of Animals named after Prof. A.F. Klimov