Fig. 2

The drug loading capacity of BP. (A-B) Schematic images of BP before and after decitabine was loaded. (C) The interaction of BP and decitabine within 0, 5, 10 and 20ns. (D-F) The van der Waal force, column force and total force that contributed to the interaction between BP and decitabine. (G) The energy changes between BP and decitabine. (H) TEM mapping of BD. Scale bar = 200 and 250 nm. (I) UV–vis–NIR spectra of BP, decitabine (Dec), BD and BDM.