PMID- 25304355 OWN - NLM STAT- MEDLINE DCOM- 20150624 LR - 20211021 IS - 1940-6029 (Electronic) IS - 1064-3745 (Linking) VI - 1234 DP - 2015 TI - Assessing GPCR and G protein signaling to the nucleus in live cells using fluorescent biosensors. PG - 149-59 LID - 10.1007/978-1-4939-1755-6_13 [doi] AB - G protein-coupled receptor (GPCR) signaling cascades regulate a wide variety of cellular processes and feature prominently in many cardiovascular pathologies. As such they represent major drug targets and discovering novel aspects of GPCR signaling provide important opportunities to identify additional potential therapeutic approaches to reverse or prevent cardiac remodeling and failure. Monitoring cellular trafficking of signaling components and specific protein kinase activities using fluorescent biosensors has provided key insight into stress/GPCR-induced kinase signaling networks and their effect on cardiac gene expression. Herein we describe the protocols for the expression, visualization (by confocal microscopy), and interpretation of data obtained with such biosensors expressed in adult cardiomyocytes. Our focus is on the cellular trafficking of class II histone deacetylases (i.e., HDAC5) and on the FRET sensor (Camui) for calmodulin-dependent protein kinase II (CaMKII). FAU - Bossuyt, Julie AU - Bossuyt J AD - Department of Pharmacology, University of California, Davis, CA, 95616-8636, USA. FAU - Bers, Donald M AU - Bers DM LA - eng GR - R01 HL103933/HL/NHLBI NIH HHS/United States GR - R37 HL30077/HL/NHLBI NIH HHS/United States GR - P01 HL080101/HL/NHLBI NIH HHS/United States PT - Journal Article PT - Research Support, N.I.H., Extramural PL - United States TA - Methods Mol Biol JT - Methods in molecular biology (Clifton, N.J.) JID - 9214969 RN - 0 (Receptors, G-Protein-Coupled) RN - EC 3.5.1.98 (Histone Deacetylases) RN - EC 3.6.1.- (GTP-Binding Proteins) SB - IM MH - Animals MH - *Biosensing Techniques MH - Cell Culture Techniques MH - Cell Nucleus/*metabolism MH - *Fluorescence Resonance Energy Transfer MH - GTP-Binding Proteins/*metabolism MH - Histone Deacetylases/metabolism MH - Mice MH - Microscopy, Confocal MH - Molecular Imaging/methods MH - Myocytes, Cardiac/metabolism MH - Receptors, G-Protein-Coupled/*metabolism EDAT- 2014/10/12 06:00 MHDA- 2015/06/25 06:00 CRDT- 2014/10/12 06:00 PHST- 2014/10/12 06:00 [entrez] PHST- 2014/10/12 06:00 [pubmed] PHST- 2015/06/25 06:00 [medline] AID - 10.1007/978-1-4939-1755-6_13 [doi] PST - ppublish SO - Methods Mol Biol. 2015;1234:149-59. doi: 10.1007/978-1-4939-1755-6_13.