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. 2014 Sep 6;11(98):20140501. doi: 10.1098/rsif.2014.0501

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© 2014 The Authors. Published by the Royal Society under the terms of the Creative Commons Attribution License http://creativecommons.org/licenses/by/3.0/, which permits unrestricted use, provided the original author and source are credited.

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Figure 4. — Confocal images of the outer, middle and core regions at days 1, 3, 5, 7, 10 after live/dead staining. Images show spatial and temporal variations in cellular viability and support the data presented in figure 3.