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. 2020 Dec 10;7:580796. doi: 10.3389/fmed.2020.580796

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Copyright © 2020 Zhong, Lin, Pathak, Gao, Young, Wang, Liu, Wu, Liu, Chen, Huang, Lee, Qi, Ge and Wang.

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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(A) Representative immunohistochemistry (IHC) images of oral tissue showing the expression of Furin protein in buccal, lip, palate, tongue, and gingival mucosa and lung bronchi (positive control). (B) Semiquantitative analysis of IHC intensity of Furin staining for various oral tissues. Data are presented as mean ± SD.