Research Article

An Ultrafast Fluorescent Probe for the Detection of Peroxynitrite in Living Cells

Figure 4

Fluorescent imaging of exogenous ONOO in RAW 264.7 cells. The cells were treated with SIN-1, H2O2, HClO, NOC-18, and then, stained with HND-ONOO, respectively. The scale bar is 20 μm.