Results 11 to 20 of about 5,077 (168)

Engineering Phosphatidylserine Containing Asymmetric Giant Unilamellar Vesicles

open access: yesMembranes
The plasma membrane lipid distribution is asymmetric, with several anionic lipid species located in its inner leaflet. Among these, phosphatidylserine (PS) plays a crucial role in various important physiological functions.
Arne Gericke   +2 more
exaly   +5 more sources

High-Speed Imaging of Giant Unilamellar Vesicle Formation in cDICE [PDF]

open access: yesACS Omega, 2023
Abstract Giant unilamellar vesicles (GUVs) are widely used as in vitro model membranes in biophysics and as cell-sized containers in synthetic biology. Despite their ubiquitous use, there is no one-size-fits-all method for their production.
Lori Van de Cauter   +7 more
doaj   +5 more sources

The impact of sphingomyelin and cholesterol on ordered lipid domain formation in the bovine milk fat globule membrane using artificial giant unilamellar vesicles as a model [PDF]

open access: yesJDS Communications
Giant unilamellar vesicle (GUV) bilayers were constructed from polar lipids and cholesterol by electroformation as a model system to investigate the formation of ordered lipid domains (OLD) within the milk fat globule membrane (MFGM).
Haotian Zheng   +2 more
doaj   +2 more sources

Mechanisms of Self-Assembly of Giant Unilamellar Vesicles in the Army Liposome Formulation (ALF) Family of Vaccine Adjuvants [PDF]

open access: yesPharmaceutics
Background/Objectives: Army Liposome Formulation with QS21 (ALFQ) is a vaccine adjuvant formulation consisting of liposomes that contain saturated zwitterionic and anionic phospholipids, 55 mol% cholesterol, and small molar amounts of monophosphoryl ...
Calin Nicolescu   +4 more
doaj   +2 more sources

One-Pot Assembly of Complex Giant Unilamellar Vesicle-Based Synthetic Cells [PDF]

open access: yesACS Synthetic Biology, 2019
Yannik Dreher   +2 more
exaly   +2 more sources

Division and Regrowth of Phase‐Separated Giant Unilamellar Vesicles** [PDF]

open access: yesAngewandte Chemie International Edition, 2021
AbstractSuccess in the bottom‐up assembly of synthetic cells will depend on strategies for the division of protocellular compartments. Here, we describe the controlled division of phase‐separated giant unilamellar lipid vesicles (GUVs). We derive an analytical model based on the vesicle geometry, which makes four quantitative predictions that we verify
Yannik Dreher   +4 more
openaire   +5 more sources

A Fluorescence-based Assay for Measuring Phospholipid Scramblase Activity in Giant Unilamellar Vesicles

open access: yesBio-Protocol, 2022
Transbilayer movement of phospholipids in biological membranes is mediated by a diverse set of lipid transporters. Among them are scramblases that facilitate rapid bi-directional movement of lipids without metabolic energy input.
Patricia Mathiassen   +1 more
doaj   +1 more source

Structural Role of Plasma Membrane Sterols in Osmotic Stress Tolerance of Yeast Saccharomyces cerevisiae

open access: yesMembranes, 2022
Yeast S. cerevisiae has been shown to suppress a sterol biosynthesis as a response to hyperosmotic stress. In the case of sodium stress, the failure to suppress biosynthesis leads to an increase in cytosolic sodium. The major yeast sterol, ergosterol, is
Svyatoslav S. Sokolov   +8 more
doaj   +1 more source

Hierarchical unilamellar vesicles of controlled compositional heterogeneity. [PDF]

open access: yesPLoS ONE, 2012
Eukaryotic life contains hierarchical vesicular architectures (i.e. organelles) that are crucial for material production and trafficking, information storage and access, as well as energy production. In order to perform specific tasks, these compartments
Maik Hadorn   +3 more
doaj   +1 more source

Asymmetric Giant Unilamellar Vesicles [PDF]

open access: yesBiophysical Journal, 2010
The lipid composition of the eukaryotic plasma membrane is asymmetric; that is, if the bilayer is considered to consist of two leaflets, the outer-facing leaflet contains different lipids at different concentrations than the inner-facing leaflet. While there has been much speculation as to the physiological purpose of this asymmetry, it has been ...
Hu, Peichi C., Malmstadt, Noah
openaire   +1 more source

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