Fig. 16. Photodynamic action of Au25(Capt)18 NCs. (A) HeLa cancer cells under NIR light in the presence/absence of histidine, a 1O2 scavenger. (B) TEM images of Streptococcus mutans after 48 h incubation, and LIVE (green)/DEAD (red) results of S. mutans after 24 h incubation. Panel (a) is reproduced with permission from ref. 88. Copyright 2014 American Chemical Society. Panel (b) is reproduced with permission from ref. 89. Copyright 2017 Dove Medical Press Ltd.
