Table 1.

Comparison of the 2MP-CuNPs probe with other fluorescent probes for TC.

Probe	λex/nm	λem/nm	Stokes Shift nm	LOD (μM)	Linear Range (μM)	Reference
CDs	350	445	95	0.52	2–150	[20]
CuNCs	425	480	55	0.92	3.6–1000	[21]
AgNCs	386	494	108	0.47	1.12–230	[22]
AuNCs-Apt	—	652	—	0.5	1–16	[23]
Paper extract	436	538	102	0.48	1–100	[24]
2MP-CuNPs	200	525	325	0.12	0–240	This work