V.A. Mikhailenko – Ph.D. (Biol.), Senior Research Scientist,  I.P. Pavlov Institute of Physiology RAS (St.-Petersburg)

E-mail: viktormikhailenko@yandex.ru 

I.P. Butkevich – Dr.Sc. (Biol.), Senior Research Scientist, I. P. Pavlov Institute of Physiology RAS (St.-Petersburg); Associate Professor, St.-Petersburg State Pediatric Medical University

E-mail: irinabutkevich@yandex.ru

T.N. Shimaraeva – Ph.D. (Biol.), Associate Professor, St.-Petersburg State Pediatric Medical University

E-mail: 3706381@mail.ru