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. 2019 Nov 29;9:1327. doi: 10.3389/fonc.2019.01327

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Copyright © 2019 Lim, Sa, Lee, Kim, Kim, Park, Ku, Park, Park, Lim, Kang, Nam and Lee.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Multi-channel immunofluorescence images of PDCs from 8 gastric cancer patients (A) EpCAM, vimentin staining, and merge images for predicting tumor purity in PDCs. The green color shows cancer cell staining and red color is the fibroblast signal. Addition of target oncogene staining to detect HER2 and MET expression in PDCs. The blue color shows HER2 expression in PDC #01-05 and MET expression in PDC #06-08. (B) Actual tumor purity and predicted tumor purity.