Semenova, A. A.
Samartsev, V. N.
Pavlova, S. I.
Dubinin, M. V.
Article History
Received: 15 April 2019
Revised: 6 June 2019
Accepted: 6 June 2019
First Online: 20 February 2020
COMPLIANCE WITH ETHICAL STANDARDS
: The authors declare that they have no conflict of interest.
: All procedures were performed in accordance with the European Communities Council Directive (November 24, 1986; 86/609/EEC) and the Declaration on humane treatment of animals. The Protocol of experiments was approved by the Commission on Bioethics of the Mari State University.