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. 2001 Dec 1;118(6):653–678. doi: 10.1085/jgp.118.6.653

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© 2001 The Rockefeller University Press

This article is distributed under the terms of an Attribution–Noncommercial–Share Alike–No Mirror Sites license for the first six months after the publication date (see http://www.rupress.org/terms). After six months it is available under a Creative Commons License (Attribution–Noncommercial–Share Alike 4.0 Unported license, as described at http://creativecommons.org/licenses/by-nc-sa/4.0/).

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x-t images from a fiber from R. pipiens taken at similar fiber locations in normal Ringer's (left and right) and 13 mM [K⁺] Ringer's (center). The top row of images are in fluorescence intensity units and the lower row in normalized units (ΔF/F; pseudocolor scales not shown). The mean intensity levels were 3.01, 4.61, and 2.43 counts/μs, and the times after injection were 32, 39, and 107 min (left, center, and right, respectively). Fiber reference, z080200a.