Fig. 1
(Reprinted with permission from [42]. Copyright (2018) Wiley-VCH Verlag & Co. KGaA, Weinheim)
QA-AuNCs combat bacteria through a multipath mechanism. a SEM and b TEM images show the morphological changes of MRSA treated by QA-AuNCs. Increased membrane permeability (c), dissipation of the membrane potential (d) and high level of ROS (e) induced by QA-AuNCs