Fig. 6From: Nanoarchitectured prototypes of mesoporous silica nanoparticles for innovative biomedical applicationsReproduced with permission from Ref. [272] Copyright 2013, John Wiley and SonsLight-responsive advanced MSNs. NIR light-triggered DOX release by using the upconversion property of UCNPs and trans–cis photo-isomerization of azo molecules grafted in the mesopore network of MSNs.Back to article page