Nitroxide Radical-Containing Redox Nanoparticles Protect Neuroblastoma SH-SY5Y Cells against 6-Hydroxydopamine Toxicity

Figure 4

NRNP1 protect dihydrorhodamine 123 against oxidation by SIN-1: (a) kinetics of oxidation and (b) concentration dependence of the effect; for comparison, the effect of 4-amino-TEMPO is shown.

(a)

(b)