Results 31 to 40 of about 431,514 (384)

Anti-Inflammatory Activity of Oxyresveratrol Tetraacetate, an Ester Prodrug of Oxyresveratrol, on Lipopolysaccharide-Stimulated RAW264.7 Macrophage Cells

open access: yesMolecules, 2022
Oxyresveratrol (OXY) has been reported for its anti-inflammatory activity; however, the pharmaceutical applications of this compound are limited by its physicochemical properties and poor pharmacokinetic profiles.
Wuttinont Thaweesest   +7 more
doaj   +1 more source

Strategies to enhance oral delivery of amphotericin B: a comparison of uncoated and enteric-coated nanostructured lipid carriers

open access: yesDrug Delivery, 2020
The oral delivery of amphotericin B (AmB) has remained a challenge due to its low solubility, permeability, and instability in gastric acidic pH. To solve these issues, herein, we reported a novel approach of using nanostructured lipid carriers (NLCs ...
Pataranapa Nimtrakul   +2 more
doaj   +1 more source

Progress on modeling and design of membrane reactors for hydrogen production [PDF]

open access: yes, 2017
This paper presents an overview of recent research carried out by the authors on the development and analysis of mathematical models describing hydrogen production in membrane reactors.
Annesini, Maria Cristina   +2 more
core   +1 more source

Application of Permeation Enhancers in Oral Delivery of Macromolecules: An Update

open access: yesPharmaceutics, 2019
The application of permeation enhancers (PEs) to improve transport of poorly absorbed active pharmaceutical ingredients across the intestinal epithelium is a widely tested approach.
S. Maher   +3 more
semanticscholar   +1 more source

Observation of Hydrogen Permeation into Fresh Bearing Steel Surface by Thermal Desorption Spectroscopy

open access: yesTribology Online, 2011
This paper describes an experimental study on permeation of hydrogen into bearing steel through fresh surface with thermal desorption spectroscopy. Sliding experiments using a lapping machine with and without lubricant were conducted to generate fresh ...
Hiraku Tanimoto   +2 more
doaj   +1 more source

Effectiveness of polymeric gloves in radioprotection against contamination in nuclear medicine

open access: yesBrazilian Journal of Radiation Sciences, 2023
When handling unsealed radioactive sources, radiological protection attention must be taken to avoid unnecessary exposure and radioactive contaminations, and an important and necessary practice to prevent such contaminations is the use of gloves when ...
Leonardo Pessoa da Silva   +4 more
doaj   +1 more source

Permeation and separation studies on microporous sol-gel modified ceramic membranes [PDF]

open access: yes, 1995
Permeation and separation experiments with H2, CO2, O2, N2, CH4 and isobutane with microporous sol-gel modified supported ceramic membranes were performed to determine the gas transport characteristics and the hydrogen separation performance of these ...
Burggraaf, A.J.   +3 more
core   +3 more sources

Skin Penetration and Permeation Properties of Transcutol®—Neat or Diluted Mixtures

open access: yesAAPS PharmSciTech, 2018
A heightened interest in (trans)dermal delivery is in part driven by the need to improve the existing skin therapies and also the demand for alternative routes of administration, notably for pharmaceutical actives with undesirable oral absorption ...
D. Osborne, J. Musakhanian
semanticscholar   +1 more source

Comparison of the Functional Barrier Properties of Chitosan Acetate Films with Conventionally Applied Polymers

open access: yesMolecules, 2020
The current demand to cut back on the use of plastic materials has brought a major boost to the search for bio-based alternatives. Not only are plastic bags and primary food packaging under scrutiny here, but also those materials used as functional ...
Andrea Walzl   +3 more
doaj   +1 more source

Quality of cosmetics with active caffeine in cream and gel galenic bases prepared by compounding pharmacies

open access: yesBrazilian Journal of Biology, 2021
As there is a great scarcity of studies on the importance of good compounding practices in the preparation of cosmetics, this study aimed to evaluate the quality control of cosmetics with active ingredient caffeine for the treatment of cellulite prepared
E. M. Vogel   +4 more
doaj   +1 more source

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