Figure 5.
Representation of a generic ethosomal formulation using freeze–fracture electron microscopy. Reprinted with permission from Paolino D, Lucania G, Mardente D, Alhaique F, Fresta M. Ethosomes for skin delivery of ammonium glycyrrhizinate: In vitro percutaneous permeation through human skin and in vivo anti-inflammatory activity on human volunteers. J Control Release. 2005;106(1–2):99–110. Copyright © 2005 with permission from Elsevier Ltd.70