Kinetic relaxation of giant vesicles validates diffusional softening in a binary lipid mixture

K Sapp, M Aleksanyan, K Kerr, R Dimova, A Sodt - Physical Review E, 2023 - APS
The stiffness of biological membranes determines the work required by cellular machinery to
form and dismantle vesicles and other lipidic shapes. Model membrane stiffness can be …

Transverse lipid organization dictates bending fluctuations in model plasma membranes

BW Rickeard, MHL Nguyen, M DiPasquale, CG Yip… - Nanoscale, 2020 - pubs.rsc.org
Membrane undulations play a vital role in many biological processes, including the
regulation of membrane protein activity. The asymmetric lipid composition of most biological …

Thermal fluctuations and osmotic stability of lipid vesicles

H Wennerström, E Sparr, J Stenhammar - Physical Review E, 2022 - APS
Biological membranes constantly change their shape in response to external stimuli, and
understanding the remodeling and stability of vesicles in heterogeneous environments is …

[HTML][HTML] Bilayer undulation dynamics in unilamellar phospholipid vesicles: effect of temperature, cholesterol and trehalose

BA Brüning, S Prévost, R Stehle, R Steitz… - … et Biophysica Acta (BBA …, 2014 - Elsevier
We report a combined dynamic light scattering (DLS) and neutron spin-echo (NSE) study on
the local bilayer undulation dynamics of phospholipid vesicles composed of 1, 2-dimyristoyl …

Dynamics of coarsening in multicomponent lipid vesicles with non-uniform mechanical properties

CM Funkhouser, FJ Solis, K Thornton - The Journal of chemical …, 2014 - pubs.aip.org
Multicomponent lipid vesicles are commonly used as a model system for the complex
plasma membrane. One phenomenon that is studied using such model systems is phase …

Influence of charge density on bilayer bending rigidity in lipid vesicles: A combined dynamic light scattering and neutron spin-echo study

B Brüning, R Stehle, P Falus, B Farago - The European Physical Journal E, 2013 - Springer
We report a combined dynamic light scattering and neutron spin-echo study on vesicles
composed of the uncharged stabilizing lipid 1, 2-dimyristoyl-sn-glycero-3 …

Curvature and Lipid Packing Modulate the Elastic Properties of Lipid Assemblies: Comparing HII and Lamellar Phases

N Johner, D Harries, G Khelashvili - The journal of physical …, 2014 - ACS Publications
Accumulating evidence indicates that membrane reshaping and fusion processes, as well
as regulation of membrane protein function, depend on lipid composition. Although it is …

[PDF][PDF] Viscosity of fluid membranes measured from vesicle deformation

HA Faizi, R Dimova, PM Vlahovska - bioRxiv, 2021 - pure.mpg.de
Viscosity is a key mechanical property of cell membranes that controls time-dependent
processes such as membrane deformation and diffusion of embedded inclusions. Despite its …

[HTML][HTML] Membrane elasticity in giant vesicles with fluid phase coexistence

T Baumgart, S Das, WW Webb, JT Jenkins - Biophysical journal, 2005 - cell.com
Biological membranes are known to contain compositional heterogeneities, often termed
rafts, with distinguishable composition and function, and these heterogeneities participate in …

Size-dependent response of liposomes to phospholipid transmembrane redistribution: from shape change to induced tension

E Farge, PF Devaux - The Journal of Physical Chemistry, 1993 - ACS Publications
We show theoretically that the behavior of a unilamellar liposome in response to a
phospholipid transmembrane redistribution depends on the characteristic size of the …