fig4
From: Research progress on electrochemical immunosensors for the detection of cardiovascular biomarkers
Figure 4. (A) Schematic illustration of the preparation and detection of the CuTA@Cu-based cTnI LFEI. Reproduced from Ref.[120] with permission from Copyright Clearance Center; (B) Schematic illustration of the preparation of the electrochemical immunochemical sensor and the non-invasive detection of cTnT in artificial body fluids. Reproduced from Ref.[121] with permission from Copyright Clearance Center. GCE: Glassy carbon electrode; CuTA: copper(II)-annic acid; EDC: 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide; NHS: N-hydroxysuccinimide; BSA: bovine serum albumin; TA: tannic acid; CPE: carbon paste electrode.
