Fig. 5

Accumulation of chitosan around tumor cells following their incubation with paclitaxel–BODIPY 564/570–chitosan–niosome complex. Cells were treated for 20 min to 1 h with chitosan/paclitaxel (0.4 µM) conjugated to red–orange fluorescent BODIPY 564/570. Scale bar = 10 µm