Fig. 11From: The recent advancements in the early detection of cancer biomarkers by DNAzyme-assisted aptasensorsa An electrochemical detection of HepG2 cells using G4/hemin/aptamer-AuNPs-HRP nanoprobe; b The processes of HepG2 cells aptasensing detection based on ZnO@Au-Pd-HQ-HRP-G4/hemin/aptamer nanoprobe. Reproduced with permission from [115] and [116]Back to article page