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. 2015 May 14;10(5):e0125634. doi: 10.1371/journal.pone.0125634

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© 2015 Yao 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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Fig 4 — (A) Western blotting of sGRP78 protein and STAT3 phosphorylation in human breast tumor and non-tumor tissues. (B) Mean values of protein relative expression in (A). (C) Correlation of sGRP78 expression with STAT3 phosphorylation in human breast tumor. (D) STAT3 phosphorylation in Ad/GRP78-infected MCF-7 cells. (E) Quantitative analysis of STAT3 phosphorylation in (D). (F) Mitigation of sGRP78-induced STAT3 phosphorylation by treatment with anti-GRP78 antibody. *p<0.05, **p<0.01, ***p<0.001. N: non-tumor tissue; T: tumor tissue; M: membrane; C: cytosol; Ab: Anti-GRP78 antibody.