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. 2013 Mar 5;8(3):e58393. doi: 10.1371/journal.pone.0058393

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© 2013 Hu et al

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 author and source are properly credited.

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Lane M: protein MW markers (14–94 kDa); Lane 1: the purified keratinase of P. pastoris pPICZα-kerAwt; Lane 2: the purified keratinase of P. pastoris pPICZα-kerAopti1; Lane 3: the purified keratinase of P. pastoris pPICZα-kerAopti2.