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. 2010 Dec 14;5(12):e15310. doi: 10.1371/journal.pone.0015310

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Stevenson, Beane.

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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H&E Staining Analysis. (A1) Diagram of sections. (A2) Transverse section of control worm. Yellow asterisk = pharynx. Black arrowheads = round ventral nerve cords (which denote the ventral surface). (B) Closer view of an untreated control section, illustrating the larger columnar dorsal epithelial cells, the smaller cuboidal ventral epithelial cells, and the adhesive cells that lie at the dorsal/ventral margin which stain bright pink (arrow). (C1) Control dorsal, (C2) EtOH-treated dorsal, (C3) control ventral and (C4) EtOH-treated ventral epithelia showing that EtOH treatment does not disrupt epithelial cell membranes.