Figure 4From: One-Pot Synthesis of Biocompatible CdSe/CdS Quantum Dots and Their Applications as Fluorescent Biological LabelsCell viability of Human embryonal kidney cell line 293T cells labeled with different concentration of QDs (mg Cd per mL) for 24 h at 37°C as measured by an MTT assay. The error bars show the standard deviations.Back to article page