M.S. Ashapkina1, A.V. Alpatov2

1,2 FSBEI HE Ryazan State Radio Engineering University named after V.F. Utkin (Ryazan, Russia)

1,2 LLC "BIOTECHPRODAKTS" (Ryazan, Russia)

1 mashaashapkina@gmail.com, 2 alpatov-alexey@yandex.ru