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. 2010 Mar 20;11(1):33. doi: 10.1186/1465-9921-11-33

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Copyright ©2010 Ni et al; licensee BioMed Central Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Effect of butyrate on the pulmonary histopathological changes of mice with ALI. Lung sections stained with hematoxylin-eosin from 24 hours after LPS administration revealed pulmonary histopathological changes (original magnification ×200). A. control group: normal structure. B. butyrate group: same as control group. C. LPS group: alveolar wall thickness, hemorrhage, alveolus collapse and obvious inflammatory cells infiltration. D. LPS + butyrate group: minor histopathological changes compared with LPS group.