Table 1. Comparison of sensitivity with previously reported FAP detection methods.

Material	Amplification strategy	Time (min)	Linear range (ng mL−1)	LOD (ng mL−1)	Ref.
Enzyme	Enzyme-activated	120	0–15000	15	38
Sulfo-OHDF	Enzyme-activated	180	50–300	1.59	39
Enzyme	Enzyme-activated	40	50–350	1.47	40
Enzyme	Self-immolative	90	0–1500	24	41
DCIP-Biotin	Enzyme activation	120	0–1000	6.76	42
UCNP/DNA	NIR/CHA	90	0.5–6	0.384	This work