Fig. 3
From: Advances and Challenges of Fluorescent Nanomaterials for Synthesis and Biomedical Applications
A Confocal imaging of Pt2+ in PC12 cells. (a1–e1) Bright field images. (a2–e2) Black field images of the CDs in PC12 cells with the different concentrations of Pt2+ (0, 25, 50, 150, and 300 μM). (a3–e3) Overlay images. B Fluorescence imaging of Pt2+ in ZF. (a1–e1) Bright field images. (a2–e2) Fluorescence images of the CDs in ZF with the various concentrations of Pt2+ (0, 30, 60, 100, and 150 μM) [80]