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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 micrographs of skin sections after 24 h from the treatment with fluorescein-loaded LCNs, highlighted the different accumulation of the fluorescent probe between the hair bulb (a,b) or the deeper skin layers (b) * stratum corneum (SC), ** pilosebaceous follicle.