Fig. 10From: The recent advancements in the early detection of cancer biomarkers by DNAzyme-assisted aptasensorsa The DNAzyme-assisted sandwich-typed aptasensor for the detection of MCF-7 cancer cell utilizing PCN-224-PtNPs/dual-aptamer/HRP/GQH nanoprobe; b A scheme of p53 gene aptasensing assay according to G4-hemin DNAzyme, CS-G, AuNPs, and nicking endonuclease. Reproduced with permission from [108] and [113]Back to article page