Dynamics of Skin Secretion and Antimicrobial Peptides of the Frog Rana dybowskii after Electronic Stimulation Protection of neuron nutrition active peptide on microglia in Parkinson′s disease rats and its mechanism In vivo and in vitro effect of peptide HP-6 derived from donkey serum albumin on hematopoietic system Pharmaceutical proteolytic enzymes and their perspective of application to research and production in natural medicines