
Keywords: CPY، carboxypeptidase Y; ADP, Adenosine-5′-diphosphate; AgNP, Silver nanoparticle; ATP, Adenosine-5′-triphosphate; AuNP, Gold nanoparticle; AuNR, Gold nanorod; CNT, Carbon nanotube; CPN, Conjugated polymer nanoparticle; CPY, Carboxypeptidase Y; DPV, Differential pulse voltammetry