Fig. 8From: Aluminium-phthalocyanine chloride nanoemulsions for anticancer photodynamic therapy: Development and in vitro activity against monolayers and spheroids of human mammary adenocarcinoma MCF-7 cellsInternalization of S444 (125 nM AlPc) by MCF-7 cells in vitro after 15 min of exposure. AlPc appears in red, while nuclei are stained blue by 4',6-diamidino-2-phenylindole (DAPI). a) bright field. b) cell nuclei in blue. c) AlPc in red. d) merge of a, b and c Back to article page