Potassium Channels, Softcover reprint of hardcover 1st ed. 2009 Methods and Protocols Methods in Molecular Biology Series, Vol. 491

Methods For Studying Potassium Channel Transcription And Mrna Splicing.- Identifying Transcriptional Regulatory Regions Using Reporter Genes and DNA—Protein Interactions by Chromatin Immunoprecipitation.- Quantitative RT-PCR Methods for Investigation of Low Copy Potassium Channel Gene Expression in Native Murine Arteries.- Cloning of Potassium Channel Splice Variants from Tissues and Cells.- Methods for Studying the Cell Biology of Potassium Channel Proteins.- Chemiluminescence Assays to Investigate Membrane Expression and Clathrin-Mediated Endocytosis of KATP Channels.- Investigation of KATP Channel Endocytosis by Immunofluorescence.- Investigation of KATP Channel Endocytosis and Cell Surface Density by Biotinylation and Western Blotting.- Lipid Microdomains and K+ Channel Compartmentation: Detergent and Non-Detergent-Based Methods for the Isolation and Characterisation of Cholesterol-Enriched Lipid Rafts.- Determination of Phosphoinositide Binding to K+ Channel Subunits Using a Protein—Lipid Overlay Assay.- Protein Complex Analysis of Native Brain Potassium Channels by Proteomics.- Electrophysiological Techniques For The Study Of Potassium Channel Function.- Xenopus Oocytes as a Heterologous Expression System for Studying Ion Channels with the Patch-Clamp Technique.- Whole-Cell Recording Using the Perforated Patch Clamp Technique.- Recording the Activity of ATP-Sensitive K+ Channels in Open-Cell Cell-Attached Configuration.- Planar Patch Clamp: Advances in Electrophysiology.- Analysing Steroid Modulation of BKCa Channels Reconstituted into Planar Lipid Bilayers.- Optical Techniques For The Study Of Potassium Channel Function And Interactions.- Using Bioluminescence Resonance Energy Transfer to Measure Ion Channel Assembly.- The Use of FRET Microscopy to ElucidateSteady State Channel Conformational Rearrangements and G Protein Interaction with the GIRK Channels.- The Voltage-Clamp Fluorometry Technique.- Methods For Studying Potassium Channelopathies And Pharmacological Modulators.- Identification of Mutations in the Kir6.2 Subunit of the KATP Channel.- Modulation of Potassium Ion Channel Proteins Utilising Antibodies.- Fluorescence-Based Tl+?Influx Assays as a Novel Approach for Characterization of Small-Conductance Ca2+?Activated K+ Channel Modulators.- Rubidium Efflux as a Tool for the Pharmacological Characterisation of Compounds with BK Channel Opening Properties.- Recording hERG Potassium Currents and Assessing the Effects of Compounds Using the Whole-Cell Patch-Clamp Technique.

Contains detailed protocols that describe the use of routine and advanced electrophysiological techniques, such as whole cell patch clamp, perforated patch clamp, excised macropatch, open-cell cell-attached patch clamp, planar patch clamp, and artificial bilayer Of major pharmacological interest as a number of chapters describe the use of potassium channel drug screening platforms, planar electrophysiology, and the cardiac safety pharmacology of HERG potassium channels Describes optical techniques that allow the real-time study of protein interactions and conformational changes in potassium channels Examines both functional experiments and protocols that allow the evaluation of the cellular biology of potassium channels, like transcription, splicing, and protein trafficking Features standard laboratory techniques such as cell culture and transfection, oocyte injection, Western blotting, PCR to support these experiments Includes supplementary material: sn.pub/extras