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. 2012 Mar 22;7(3):e33195. doi: 10.1371/journal.pone.0033195

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Wittig et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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. (A) The bright field image shows two ARPE-19 cells connected by a membrane nanotube (arrow). (B) The corresponding fluorescence image of (A) shows JC-1 labelled mitochondria of cells (arrow). (C) The overlay of (A) and (B) shows the co-localization of nanotube with fluorescent labelled mitochondria (enlarged box). Scale bar, 20 µm.