Fig. 4From: 5-Aminolevulinic Acid-Squalene Nanoassemblies for Tumor Photodetection and Therapy: In Vitro StudiesKinetic fluorescence measurements of PpIX accumulation in PC3 cells. The cells were incubated with increasing concentrations of 5-ALA-SQ NAs (a) or 5-ALA-Hex (b)Back to article page