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Groundnut oil based emulsion gels for passive and iontophoretic delivery of therapeutics

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TLDR
Groundnut oil-based emulsion gels can be an efficient and stable multimodal carrier system for the passive and the active delivery of both hydrophilic and lipophilic drugs.
Abstract
There is a persistent demand for an efficient drug delivery system, suitable for the delivery of both hydrophilic and lipophilic drugs. This study explores groundnut oil-based emulsion gels for the above-mentioned application. On the basis of stability, two representative gels OG5-80 (low oil content) and OG7-45 (high oil content) were studied further. Analysis of microarchitecture by ESEM and confocal microscopy, in conjugation with fluorescence recovery after photobleaching, confirmed the conversion of the dispersion phase from oil-continuous (OG7-45) to bicontinuous (OG5-80) with increasing water proportion. The gels were viscoelastic with unique stress relaxation properties. Passive and active (iontophoretic) release kinetics of the drugs showed differential release patterns. Mathematical modeling elucidated composition-dependent temporal variation in the drug release and stress relaxation patterns. In vitro cell viability study, cell cycle analysis, and immunocytochemistry divulged compatibil...

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Citations
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Journal ArticleDOI

Release of small bioactive molecules from physical gels.

TL;DR: This review summarizes the use of physical (or supramolecular) gels derived from low molecular weight compounds for the encapsulation and controlled release of small therapeutic molecules.
Journal ArticleDOI

Magnetic nanoparticle incorporated oleogel as iontophoretic drug delivery system.

TL;DR: The use of electric current as an external stimulus to induce an enhancement of drug release from magnetic nanoparticle (MNP) incorporated organogels (magnetogel) under iontophoretic conditions is validated.
Journal Article

Magnetic nanoparticle incorporated oleogel as iontophoretic drug delivery system B Biointerfaces

TL;DR: In this article, the authors used electric current as an external stimulus to induce an enhancement of drug release from magnetic nanoparticles (MNP) incorporated organogels (magnetogel) under iontophoretic conditions.
Journal ArticleDOI

Fluorescence Recovery after Photobleaching in Colloidal Science: Introduction and Application.

TL;DR: A review of the existing research on employing FRAP to measure colloidal system heterogeneity and explore diffusion into complicated structures can be found in this article , where a detailed description of FRAP is given.
Journal ArticleDOI

Graphene oxide reinforced nanocomposite oleogels improves corneal permeation of drugs

TL;DR: In this paper, a series of novel nanocomposite oleogels of groundnut oil (GNO) and stearic acid (SA) were prepared, which contained graphene oxide (GO) in the concentration range of 0.00 to 0.05% of GO.
References
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Journal ArticleDOI

Modeling of drug release from delivery systems based on hydroxypropyl methylcellulose (HPMC).

TL;DR: The present article is a comprehensive review of the current state of the art of mathematical modeling drug release from HPMC-based delivery systems and discusses the crucial points of the most important theories.
Journal ArticleDOI

Organogels and their use in drug delivery — A review

TL;DR: A global view of organogels is provided, with special emphasis on the interplay between the gelator's structural characteristics and the ensuing intermolecular interactions, for active agent administration via diverse routes such as transdermal, oral, and parenteral.
Book

Vegetable Oils in Food Technology: Composition, Properties, and Uses

TL;DR: In this article, Gunstone et al. present a survey of the production and trade of vegetable oils and their application in the food industry, including the extraction of olive oil from olives.
Journal ArticleDOI

A century of dissolution research: from Noyes and Whitney to the biopharmaceutics classification system.

TL;DR: In this paper, a review of the most important developments in the field of drug dissolution from a historical point of view is presented, which is structured in a chronological order, from the theoretical foundations of dissolution, developed in the first half of the 20th century, and the development of a relationship between dissolution and bioavailability in the 1950s, going to the more recent development in the framework of the Biopharmaceutics Classification System (BCS).

Historical Perspectives A century of dissolution research: From Noyes and Whitney to the Biopharmaceutics Classification System

TL;DR: This review attempts to account the most important developments in the field of dissolution research, from a historical point of view, in the framework of the Biopharmaceutics Classification System (BCS).
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