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. 2013 Jun 25;8(6):e66356. doi: 10.1371/journal.pone.0066356

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© 2013 Li 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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(a) NCTD reduced expression of Snail 1 mRNA in HK-2 cells stimulated by TGF-β1. (b) NCTD reduced expression of Snail 1 protein in HK-2 cells stimulated by TGF-β1. * P<0.05 vs. negative control group (TGF-β1 0 ng/ml) and #P<0.05 vs. positive control group (TGF-β1 5 ng/ml + NCTD 0 µg/ml).