... inserted into glass capillaries(Kimax-51, Kimble products) and placed inside a heatedplatinum coil. The glass is pulled to create a thin insulat-ing layer on the platinum wire. The capillary microelec-trodes ... Electrochemical analysis of cell plasma membrane cholesterol at the airway surface of mouse trachea. Anal Chem 2008, 80:1235-1239.18. Ma T, Thiagarajah JR, Yang H, Sonawane ND, Folli C, Galietta LJ, ... is a cAMP activated chloride channel of the ATP binding cassette (ABC) family [5,6]. A structurallysimilar protein within this family, ABCA1, is known tomediate cholesterol transport across the...