Research Article

The Application of Green-Synthesis-Derived Carbon Quantum Dots to Bioimaging and the Analysis of Mercury(II)

Figure 5

Images of HeLa cells labelled with CQDs. (a) Bright field. Excited cells observed at (b) 405 nm, (c) 488 nm, and (d) 610 nm.
(a)
(b)
(c)
(d)