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. 2018 Aug 23;6:114. doi: 10.3389/fbioe.2018.00114

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Copyright © 2018 Bossio, Abdel Aziz, Tullii, Zucchetti, Debellis, Zangoli, Di Maria, Lanzani and Antognazza.

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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Light sensitive P3HT NPs and HEK-293 living cells. (A,B) Optical absorption and fluorescence (PL) spectra of P3HT NPs in aqueous dispersion. P3HT chemical structure is also shown in the inset. (C–F) Top view scanning electron microscopy (SEM) images of HEK-293 cells treated with P3HT NPs, at increasing magnification. Scale bar, 1 μm.