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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC-BY) license (http://creativecommons.org/licenses/by/4.0/).
Confocal laser scanning microscopy (CLSM) images of vertical slices (10 μm) of rat skin, 4 h after the administration of Nile red-loaded NLC (NR-NLC)formulation 1 (109.7 nm) and NR-NLCformulation 2 (219.4 nm).