Figure 2.
Colloidal stability of FA-PPLNPs/Mtx in different media.
Notes: Size and PDI were measured at 4°C (A, B) or 37°C (C, D). Values are mean ± SD (n=3).
Abbreviations: FA-PPLNPs/Mtx, methotrexate-loaded folic acid–polyethylene glycol–poly(lactic-co-glycolic acid)–poly(cyclohexane-1,4-diylacetone dimethylene ketal)–lipid nanoparticles; PDI, polydispersity index; FBS, fetal bovine serum.