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SEM images of NLC D (A), NLC F (B), NLC A (C), and NLC B (D).
Notes: The scale indicated below the images is 3 μm. Size indicated in (A) is 142 nm; in (B) is 123 nm; in (C) is 191 nm; and in (D) is 209 nm.
Abbreviations: NLC, nanostructured lipid carrier; SEM, scanning electron microscopy.
