Magnetic Nanoparticle-Based Electrochemical Sensing Platform Using Ferrocene-Labelled Peptide Nucleic Acid for the Early Diagnosis of Colorectal Cancer oleh Simge Balaban Hanoglu, Ezgi Man, Duygu Harmanci, Serife Tozan Ruzgar, Serdar Sanli, Nazim Arda Keles, Atakan Ayden, Bilge Guvenc Tuna, Ozgul Duzgun, Omer Faruk Ozkan, Soner Dogan, Faezeh Ghorbanizamani, Hichem Moulahoum, Emine Guler Celik, Serap Evran, Suna Timur