1. WP. Investigation of the redox behaviour of endogenous peptide ligands in different electrolyte environments (pH 1.2–12.8) by applying voltammetric and potentiometric techniques.

2. WP. Investigation of the redox behaviour of hybrid peptide derivatives in different electrolyte environments (pH 1.2–12.8) by applying voltammetric and potentiometric techniques.

3. WP. Investigation of the possibility of developing an electrochemical method for the determination of individual groups of metal ions by using “dual” peptide-based sensors as complexing ligands.

4. Investigation of the possibility of developing a fluorescent method for determining individual groups of metal ions by using "dual" sensors of peptide compounds conjugated with chromophore groups as complexing ligands.

5. BO. Investigation of the possibility of constructing sensor electrodes with a charged surface from peptide compounds conjugated with chromophore groups electrochemical method for determining individual groups of metal ions.