Reagent	Areas where utility has been shown by imaging	Targeting strategy	References
Cytosolic GCaMP3 and GCaMP6f virus	hippocampus striatum cortex	AAV 2/5 and GfaABC1D promoter	69,72,73,98,140,141
Membrane tethered GCaMP3 and GCaMP6f virus	hippocampus striatum	AAV 2/5 and GfaABC1D promoter	69,72,98,140
Cytosolic GCaMP3 mice	cortex cerebellum	Knock-in at the ROSA26 locus	75,142
Cytosolic GCaMP5G mice	cortex	Knock-in at the Polr2a locus	143
Cytosolic YC-nano50 mice	cortex	Knock-in using tetracycline transactivator (tTa)-tet operator (tetO) strategy at Actb locus	81
Cytosolic Yellow Cameleon 3.60 mice	hippocampus cortex	Transgenic mice driven by the S100β promoter	144
Cytosolic GCaMP6f and GCaMP6s mice	hippocampus, cortex	Knock-in mice at the ROSA26 and TIGRE loci	73,145