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Ultrafast water permeation through nanochannels with a densely fluorous interior surface

open access: yesScience, 2022
Ultrafast water permeation in aquaporins is promoted by their hydrophobic interior surface. Polytetrafluoroethylene has a dense fluorine surface, leading to its strong water repellence.
Y. Itoh   +13 more
semanticscholar   +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

Lanolin-Based Synthetic Membranes for Transdermal Permeation and Penetration Drug Delivery Assays

open access: yesMembranes, 2021
Due to the high similarity in composition and structure between lanolin and human SC lipids, we will work with two models from wool wax. Two types of lanolin were evaluated: one extracted with water and surfactants (WEL) and the other extracted with ...
Cristina Alonso   +4 more
doaj   +1 more source

How to Enter a Bacterium: Bacterial Porins and the Permeation of Antibiotics.

open access: yesChemical Reviews, 2021
Despite tremendous successes in the field of antibiotic discovery seen in the previous century, infectious diseases have remained a leading cause of death.
J. D. Prajapati   +2 more
semanticscholar   +1 more source

Evaluating the Aging Index in Rural Areas of Iran through Knowledge-based Systems [PDF]

open access: yesPizhūhish/hā-yi Rūstāyī, 2019
Research in scientific fields is mainly a qualitative issue which requires a level of qualitative analysis and involves the discovery of the relationships among research variables.
Hassanali Faraji Sabokbar   +3 more
doaj   +1 more source

Nanoemulsions as a Promising Carrier for Topical Delivery of Etodolac: Formulation Development and Characterization

open access: yesPharmaceutics, 2023
This research primarily focuses on the development of innovative topical nanoemulsions for etodolac, aimed at surmounting its inherent limitations.
Samet Özdemir   +5 more
doaj   +1 more source

Unimpeded Permeation of Water Through Helium-Leak–Tight Graphene-Based Membranes [PDF]

open access: yesScience, 2011
Porous Membranes Thin semi-permeable membranes are commonly used as chemical barriers or for filtration purposes. While the size of the pores will influence which molecules are able to pass, other factors—including the surface chemistry of the pore walls,
R. Nair   +4 more
semanticscholar   +1 more source

Molecular Dynamics Investigation of the Effect of Shear during Extrusion on the Permeation Behavior of CH4 in High-Density Polyethylene

open access: yesJournal of Marine Science and Engineering, 2023
Deep-water flexible composite pipes have been widely employed in the domain of deep-water oil and gas transportation, and high-density polyethylene (HDPE) is used to seal the inner sheath of internal oil and gas media containing H2S and CH4, due to its ...
Hongxia Li   +5 more
doaj   +1 more source

The Effect of Temperature, Sulfonation, and PEG Addition on Physicochemical Characteristics of PVDF Membranes and Its Application on Hemodialysis Membrane

open access: yesIndonesian Journal of Chemistry, 2021
Polyvinylidene fluoride (PVDF) membrane and its derivative have been investigated the permeation ability for creatinine and urea. The membrane was made by an inversion precipitation system in N,N-dimethyl acetamide (DMAc) and water as non-solvents.
Retno Ariadi Lusiana   +8 more
doaj   +1 more source

Alternatives to Biological Skin in Permeation Studies: Current Trends and Possibilities

open access: yesPharmaceutics, 2020
The transdermal route of drugs has received increased attention in recent years due to numerous advantages over the oral and injectable routes, such as avoidance of the hepatic metabolism, protection of drugs from the gastrointestinal tract, sustained ...
R. Neupane   +4 more
semanticscholar   +1 more source

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