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. 2013 Aug 30;33(4):e00062. doi: 10.1042/BSR20130032

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© 2013 The author(s) has paid for this article to be freely available under the terms of the Creative Commons Attribution Licence (CC-BY)(http://creativecommons.org/licenses/by/3.0/) which permits unrestricted use, distribution and reproduction in any medium, provided the original work is properly cited.

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 work is properly cited.

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Values are expressed as means±S.D. from ten individual samples. *P<0.05 versus the model group.