Figure 1From: Quantum dot-induced cell death involves Fas upregulation and lipid peroxidation in human neuroblastoma cellsSchematic representations of unmodified and NAC-modified QDs. a. cysteamine-capped ("unmodified") QD (λem = 542 nm in water), b. N-acetylcysteine (NAC) c. NAC-conjugated QD (λem = 526 nm in water), d. NAC-capped QD (λem = 528 nm in water).Back to article page