Results 21 to 30 of about 18,604 (207)

Physics of Organelle Membrane Bridging via Cytosolic Tethers is Distinct From Cell Adhesion

open access: yesFrontiers in Physics, 2022
Tremendous progress has been made recently in imaging the contacts between intra-cellular organelles, which are thought to be mediated by soluble tethers.
Mohammad Arif Kamal   +9 more
doaj   +1 more source

Dramatic morphological changes in liposomes induced by peptide nanofibers reversibly polymerized and depolymerized by the photoisomerization of spiropyran

open access: yesFrontiers in Molecular Biosciences, 2023
Cytoskeletons such as microtubules and actin filaments are natural protein assemblies, which dynamically control cellular morphology by reversible polymerization/depolymerization.
Yingbing Liang   +5 more
doaj   +1 more source

Bottom-up assembly of functional intracellular synthetic organelles by droplet-based microfluidics

open access: yes, 2020
Bottom-up synthetic biology has directed most efforts toward the construction of artificial compartmentalized systems that recreate living cell functions in their mechanical, morphological, or metabolic characteristics.
Platzman, I.   +3 more
core   +1 more source

Attenuation by clouds of UV radiation for low stratospheric ozone conditions [PDF]

open access: yes, 2016
Stratospheric poor ozone air masses related to the polar ozone hole overpass subpolar regions in the Southern Hemisphere during spring and summer seasons, resulting in increases of surface Ultraviolet Index (UVI).
D'elia, Raul Luis   +6 more
core   +1 more source

The Influence of high pressure on the bending rigidity of model membranes [PDF]

open access: yes, 2015
Curvature is a fundamental lipid membrane property that influences many membrane-mediated biological processes and dynamic soft materials. One of the key parameters that determines the energetics of curvature change is the membrane bending rigidity ...
Brooks, NJ   +3 more
core   +2 more sources

Effects of a Pulse Electric Field on Electrofusion of Giant Unilamellar Vesicle (GUV)-Jurkat Cell

open access: yesJournal of Thermal Science and Technology, 2012
Here we describe a new method to deliver membrane impermeable cryo-/lyo-protective agents (CPAs) into the cytosol of living cells via their electrofusion with Giant Unilamellar Vesicles (GUVs) containing large amounts of CPAs.
Ryo SHIRAKASHI   +4 more
doaj   +1 more source

On-chip inverted emulsion method for fast giant vesicle production, handling, and analysis

open access: yes, 2020
Liposomes and giant unilamellar vesicles (GUVs) in particular are excellent compartments for constructing artificial cells. Traditionally, their use requires bench-top vesicle growth, followed by experimentation under a microscope.
Robinson, T.   +2 more
core   +1 more source

The Sierpinski Object in the Scott Realizability Topos [PDF]

open access: yes, 2020
We study the Sierpinski object $\Sigma$ in the realizability topos based on Scott's graph model of the $\lambda$-calculus. Our starting observation is that the object of realizers in this topos is the exponential $\Sigma ^N$, where $N$ is the natural ...
de Jong, Tom, van Oosten, Jaap
core   +3 more sources

Bottom‐Up Coacervate‐Based Artificial Cells: Integrating Cellular Hallmarks into Complex Life‐Like Systems

open access: yesAngewandte Chemie, EarlyView.
Current interest in artificial cell research underscores its potential to deepen our understanding of life's fundamental processes. This review highlights advances in bottom‐up coacervate‐based artificial cell engineering via combined integration of cellular hallmarks.
Arjan Hazegh Nikroo   +3 more
wiley   +2 more sources

Block Copolymer Giant Unilamellar Vesicles for High-Throughput Screening

open access: yesCHIMIA, 2022
Bottom-up synthetic cells offer the potential to study cellular processes with reduced complexity. Giant unilamellar vesicles (GUVs) can mimic cells in their morphological characteristics because their architecture is precisely controllable.
Lukas Heuberger, Cornelia Palivan
doaj   +1 more source

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