Figure 2

Percentage of cellular internalixzation of silica-coated CdSe QDs in stem cell (RADMSC) using ICP-OES. The peak internalization was observed at 4Â h after the QD exposure.
Percentage of cellular internalixzation of silica-coated CdSe QDs in stem cell (RADMSC) using ICP-OES. The peak internalization was observed at 4Â h after the QD exposure.