Author contribution: Vorvul AO — performing experiments, quantification of oxidative stress markers, data acquisition and statistical processing, manuscript writing; Bobyntsev II — study concept and design, manuscript writing; Medvedeva OA — study concept and design; Azarova YuE — quantification of oxidative stress markers; Belykh AE — manuscript writing; Andreeva LA — study concept and design, peptide synthesis.

Compliance with ethical standards: the study was approved by the Ethics Committee of the Kursk State Medical University (protocol № 3 dated November 16, 2020). All the experiments were in line with the ARRIVE guidelines and were performed in accordance with the Directive 2010/63/EU of the European Parliament and of the Council on the protection of animals used for scientific purposes.