Date of download: 9/30/2017 Copyright © ASME. All rights reserved. From: Development of a Nanoparticle-Embedded Chitosan Sponge for Topical and Local Administration of Chemotherapeutic Agents J. Nanotechnol. Eng. Med. 2014;5(4):040905-040905-11. doi:10.1115/1.4030899 Figure Legend: The percentage cell viability observed when free CDDP, BLK NPs, and CDDP NPs were incubated with HCPC-1 cells (a) and FaDu cells (b) over the course of 48 hrs at 37 °C and 5% CO2. Both cells lines showed the lowest viability when exposed to the CDDP NPs, followed by free CDDP and BLK NPs, respectively.