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. Author manuscript; available in PMC: 2012 Jun 25.
Published in final edited form as: Methods Mol Biol. 2012;757:451–468. doi: 10.1007/978-1-61779-166-6_26

Fig. 2.

Fig. 2

G protein activation upon cAMP stimulation monitored by FRET between Gα2-CFP and Gβ-YFP. Loss of FRET (decreased YFP:CFP ratio) was induced when a micropipette containing 10 μM cAMP was introduced at 45 sec and persisted until the micropipette was removed at 180 sec.