Table 1. Comparison of single FP-based indicators.

Name	Detection	Ex/Em (nm)	Type	Dynamic range (fold)	Ref
G-CaMP	Ca2+	489/509	I	4.5	[10]
G-CaMP8	Ca2+	498*/508*	I	38*	[11]
Flash-pericam	Ca2+	490*/514	I	8	[12]
G-GECO1	Ca2+	496*/512	I	25	[13]
R-GECO1	Ca2+	561*/589	I	16	[13]
FlincGβ	cGMP	480/510	I	2.1	[14]
HyPer	H2O2	420, 500/516	R	3.3	[15]
cyan-sinphos	phosphorylation	430/480*	I	1.1*	[16]
Perceval	ATP:ADP ratio	405, 490/530	R	1.8*	[17]
PercevalHR	ATP:ADP ratio	420, 500/530*	R	8	[18]
iGluSnFR	glutamate	485*/515*	I	4.5	[19]
Flamindo	cAMP	506/521	I	2	[20]
Flamindo2	cAMP	504/523	I	4

I, Intensiometric; R, Ratiometric.

*Estimated from graphs or descriptions.