Fig. 5From: 5-Aminolevulinic Acid-Squalene Nanoassemblies for Tumor Photodetection and Therapy: In Vitro StudiesDose-response curves. Concentration-dependent PpIX accumulation with 5-ALA-SQ NAs (blue) and 5-ALA-Hex (red) in PC3 (a, b) and U87MG (c, d) cells after 4 h (left) and 24 h (right) incubationBack to article page