Skip to main content
. 2014 May 14;9(5):e97358. doi: 10.1371/journal.pone.0097358

Figure 1. Design of DOX loading DOX-hyd-PEG-FA NPs as an active targeting drug delivery system.

Figure 1

(1) FA receptor mediated endocytosis; (2) NPs depolymerization in lysosome; (3) DOX escape from the lysosome; (4) DOX diffuse to nucleus.