Imaging neural activity in worms, flies and mice with improved GCaMP calcium indicators.

Tian L, Hires SA, Mao T, Huber D, Chiappe ME, Chalasani SH, Petreanu L, Akerboom J, McKinney SA, Schreiter ER, Bargmann CI, Jayaraman V, Svoboda K, Looger LL.
Nat Methods. 2009 Dec;6(12):875-81. PubMed Article

Plasmids from Article

ID	Plasmid	Purpose
22692	G-CaMP3	a single-wavelength GCaMP2-based genetically encoded calcium indicator