Fig. 3From: The recent advancements in the early detection of cancer biomarkers by DNAzyme-assisted aptasensorsa The CEA detection process based on g-C3N4 NS and luminol-hemin/G4 DNAzyme CL aptasensors; b An Exo III-CRA based label-free CL aptasensors for PDGF-BB detection. Reproduced with permission from [49] and [55]Back to article page