Figure 1.
Fluorescence intensity and distribution of QD treated living stem cells 24 h after labeling. (a) Control without QDs, (b) 5 nM QDs, (c) 10 nM QDs, and (d) 20 nM QDs. Scale bar represents 50 μm.
Fluorescence intensity and distribution of QD treated living stem cells 24 h after labeling. (a) Control without QDs, (b) 5 nM QDs, (c) 10 nM QDs, and (d) 20 nM QDs. Scale bar represents 50 μm.