Facile One-Pot Synthesis of Self-Assembled Folate-Biotin-Pullulan Nanoparticles for Targeted Intracellular Anticancer Drug Delivery

Figure 7

CLSM images of KB cells incubated with naked DOX, DOX/BP, and DOX/FBP NPs at the same DOX concentration for 4 h (scale bars: 25 μm).