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. 2018 Jul 30;9:808. doi: 10.3389/fphar.2018.00808

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Copyright © 2018 Turner, Erwin, Atigh, Christians, Saul and Yazdani.

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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Scanning electron micrograph of various drug coated balloons (DCB). (A,B) SEM images of keratose-paclitaxel DCB showing uniform textured coating. Red arrows indicate folding in the balloon. (C,D) SEM images of Sequent Please DCB showing a mixture of bare (non-coated) and textured coating. Regions of sparse coating exposing the surface of the balloon angioplasty is shown in blue arrows. Textured coating mostly notable within the folds of the balloon (red arrows). (E,F) SEM images of Lutonix-Bard DCB showing uniform smooth coating. Yellow arrow heads indicated circular droplet textures.