Research Article

Optical Properties and In Vitro Biological Studies of Oligonucleotide-Modified Quantum Dots

Figure 8

Confocal microscope close-up images of HT-1080 cells exhibiting internalised green and red QDs. (a) Without preincubation. (b) With preincubation. Overlay of green and red channels with bright field. Excitation 543 nm, emission 603 nm; excitation 633 nm, emission 668 nm.
463951.fig.008a
(a)
463951.fig.008b
(b)