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. 2016 May 31;58:33. doi: 10.1186/s13028-016-0216-5

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© Sickinger et al 2016

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 2 — Longitudinal section of the fourth and fifth lumbar vertebrae (L4–L5) of a male alpaca (Vicugna pacos). a L4 and L5 with severe narrowing of the spinal canal and ventral spondylosis. b Histologic section of the L4–L5 spinal cord with white matter showing multiple swollen and degenerated axons (spheroids) (hematoxylin and eosin; bar = 100 μm)