Alexandra E. Elfimova
N. Laverov Federal Center for Integrated Arctic Research of the Ural Branch of the Russian Academy of Sciences
Russian Federation

Senior Researcher, Endocrinology Laboratory named after Professor A.V. Tkachev, N. Laverov Federal Center for Integrated Arctic Research of the Ural Branch of the Russian Academy of Sciences, Cand. of Sci. (Biol.)

e-mail: a.elfimova86@mail.ru

Ol'ga I. Patyavina
Lomonosov Moscow State University
Russian Federation

Student of the Biology Faculty, Lomonosov Moscow State University, Department of Human and Animal Physiology

e-mail: helga.ola5@yandex.ru

Valentina N. Zyabisheva
N. Laverov Federal Center for Integrated Arctic Research of the Ural Branch of the Russian Academy of Sciences
Russian Federation

Junior Researcher, Endocrinology Laboratory named after Prof. A.V. Tkachev, N. Laverov Federal Center for Integrated Arctic Research of the Ural Branch of the Russian Academy of Sciences

e-mail: razvalush@yandex.ru

Elena V. Tipisova
N. Laverov Federal Center for Integrated Arctic Research of the Ural Branch of the Russian Academy of Sciences
Russian Federation

Principal Researcher of the Endocrinology Laboratory named after Professor A.V. Tkachev, N. Laverov Federal Center for Integrated Arctic Research of the Ural Branch of the Russian Academy of Sciences, Dr. of Sci. (Biol.)

e-mail: tipisova@rambler.ru