Text and Data Mining valid from 2019-10-01
Received: 19 March 2019
Revised: 2 August 2019
Accepted: 19 August 2019
First Online: 14 January 2020
CONFLICTS OF INTEREST
: The authors declare that they have no conflict of interest.
: All experimental protocols were carried out in accordance with EU Directive 86/609/EEC on the Protection of Animals Used for Experimental and Other Scientific Purposes and according to the rules approved by the Order of the Presidium of the USSR Academy of Sciences of April 2, 1980, no. 12000-496 and the order of the USSR Ministry of Higher Education of September 13, 1984, no. 22. All efforts were undertaken to use only the minimum number of animals necessary to obtain reliable scientific data.