The patch-clamp and planar lipid bilayer techniques: Powerful and versatile tools to investigate the CFTR Cl^- channel

David N. Sheppard, Michael A. Gray, Xiandi Gong, Yoshiro Sohma, Ilana Kogan, Dale J. Benos, Toby S. Scott-Ward, Jeng Haur Chen, Hongyu Li, Zhiwei Cai, Jyoti Gupta, Canhui Li, Mohabir Ramjeesingh, Bakhrom K. Berdiev, Iskander I. Ismailov, Christine E. Bear, Tzyh Chang Hwang, Paul Linsdell, Martin J. Hug