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International Journal of Pharmaceutics
Article . 2018 . Peer-reviewed
License: Elsevier TDM
Data sources: Crossref
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Hyaluronan-decorated liposomes as drug delivery systems for cutaneous administration

Authors: S. Franzè; A. Marengo; B. Stella; P. Minghetti; S. Arpicco; F. Cilurzo;

Hyaluronan-decorated liposomes as drug delivery systems for cutaneous administration

Abstract

The work aimed to evaluate the feasibility to design hyaluronic acid (HA) decorated flexible liposomes to enhance the skin penetration of nifedipine. Egg phosphatidylcholine (e-PC) based transfersomes (Tween 80) and transethosomes (ethanol) were prepared. HA was reacted with 1,2-dipalmitoyl-sn-glycero-3-phosphoethanolamine (HA-DPPE) and two molar ratios (0.5 and 3%) of conjugate with respect to e-PC were tested. The presence of HA significantly increased the packing order of the bilayer (as verified by differential scanning calorimetry), reducing both the encapsulation efficiency and the flexibility of the decorated liposomes in a dose-dependent manner. In fact, at the highest HA content the constant of deformability (K, N/mm) increased and the carriers remained on the skin surface after topical application. The stiffening effect of HA was counterbalanced by the addition of ethanol as fluidizing agent that allowed to maintain the highest HA concentration, meanwhile reducing the K value of the vesicles. HA-transethosomes allowed a suitable nifedipine permeation (J ∼ 30 ng/cm2/h) and significantly improved the drug penetration, favouring the formation of a drug depot in the epidermis. These data suggest the potentialities of HA-transethosomes as drug delivery systems intended for the treatment of cutaneous pathologies and underline the importance of studying the effect of surface functionalization on carrier deformability to rationalize the design of such systems.

Country
Italy
Keywords

Nifedipine, Phosphatidylethanolamines, Skin Absorption, Administration, Cutaneous, Calcium Channel Blockers, Coated liposomes; DSC; Flexibility; Human skin permeability; Surface functionalization; Transethosomes; 3003, Drug Delivery Systems, Liposomes, Coated liposomes; DSC; Flexibility; Human skin permeability; Surface functionalization; Transethosomes, Phosphatidylcholines, Humans, Hyaluronic Acid, Skin

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    citations
    This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
    51
    popularity
    This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
    Top 10%
    influence
    This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
    Top 10%
    impulse
    This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
    Top 10%
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citations
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
51
Top 10%
Top 10%
Top 10%
Green