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. 2014 Nov 25;10:276. doi: 10.1186/s12917-014-0276-6

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© Palócz et al.; licensee BioMed Central Ltd. 2014

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. 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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Representative photomicrographs of (a, c) lung tissue and (b , d) nasal mucosa from rabbits infected intranasally with P. multocida. (a) Lung from the positive control (untreated) animals showing interstitial inflammatory reaction, and (c) normal lung from the β-glucan treated animals. (b) Nasal mucosa from the positive control (untreated) animals showing epithelial necrosis and intensive heterophil granulocyte infiltration with submucosal edema. (d) Normal nasal mucosa from the β-glucan treated animals. Hematoxylin and eosin stain; magnification, 100×.