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. Author manuscript; available in PMC: 2020 Mar 30.
Published in final edited form as: Biomed Pharmacother. 2019 Aug 7;118:109323. doi: 10.1016/j.biopha.2019.109323

Fig. 4.

Fig. 4.

Confocal microscopy images of 4T1 murine breast tumor cells after 24 h-incubation with free DOX, SpHL-DOX, or SpHL-DOX-Fol treatments (DOX concentration 3μM). Nucleus in blue, cell membranes in green, DOX in red. Amplification of 40×.