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Carrageenan as capping and reducing agent for gold nanoparticle synthesis. (A) Histogram for the size distribution of nanoparticles. (B), (C) and (D) show TEM micrographs of the nanoparticles at different magnifications. (E) and (F) show the antitumor activity against MDA-MB-231 and HCT-116. Adapted from [32], © 2018 X. Chen et al., distributed under the terms of the Creative Commons Attribution 4.0 International Licence, http://creativecommons.org/licenses/by/4.0/.
