TY JOUR TI Current state the question of the possibility of increasing the pharmacological activity of peptide drugs KW peptide drugs KW protective groups KW pharmacodynamics KW pharmacokinetics KW modification of a peptide molecule JO Journal of Natural Sciences Research AU Smahtina, A.M. AU Mal, G.S. AU Kuznecov, D.P. PY 2024 IS 9 PB INFRA-M Academic Publishing LLC.