Results 71 to 80 of about 51,146 (259)

The Role of Membrane Fluidization in the Gel-Assisted Formation of Giant Polymersomes. [PDF]

open access: yesPLoS ONE, 2016
Polymersomes are being widely explored as synthetic analogs of lipid vesicles based on their enhanced stability and potential uses in a wide variety of applications in (e.g., drug delivery, cell analogs, etc.).
Adrienne C Greene   +5 more
doaj   +1 more source

Nanoscale Spatial Organization of ARC High‐ and Low‐Order Assemblies at Excitatory Synapses

open access: yesAdvanced Science, EarlyView.
ARC (Activity‐Regulated Cytoskeleton‐Associated protein) mediates synaptic plasticity by forming nanoscale assemblies in neurons. Using super‐resolution microscopy and time‐resolved anisotropy with targeted tagging, the study reveals low‐order ARC assemblies at synapses colocalizing with AMPARs, semi‐circular structures at endocytic zones, and 60–80 nm
Martina Damenti   +13 more
wiley   +1 more source

Electroformation of Giant Vesicles on Indium Tin Oxide (ITO)-Coated Poly(ethylene terephthalate) (PET) Electrodes

open access: yesMembranes, 2011
Electroformation of cell-sized lipid membrane vesicles (giant vesicles, GVs) from egg yolk phosphatidylcholine was examined using a poly(ethylene terephthalate) sheet coated with indium tin oxide (ITO-PET) as the electrode material.
Yuuichi Iwata, Yukihisa Okumura
doaj   +1 more source

Chemical communication at the synthetic cell/living cell interface

open access: yesCommunications Chemistry, 2021
Synthetic models of cells are becoming increasingly sophisticated, but engineering communication between these and living cells remains challenging. Here the authors review modes of communication and signal processing between living cells and synthetic ...
Vincent Mukwaya   +2 more
doaj   +1 more source

Dynamics of shape fluctuations of quasi-spherical vesicles revisited

open access: yes, 2002
In this paper, the dynamics of spontaneous shape fluctuations of a single, giant quasi-spherical vesicle formed of a single lipid species is revisited theoretically.
Kleis, Jesper   +2 more
core   +2 more sources

Fusion of secretory vesicles isolated from rat liver [PDF]

open access: yes, 1978
Secretory vesicles isolated from rat liver were found to fuse after exposure to Ca2+. Vescle fusion is characterized by the occurrence of twinned vesicles with a continuous cleavage plane between two vesicles in freeze-fracture electron microscopy.
A. Amsterdam   +75 more
core   +1 more source

Connexin 43‐Enriched Vesicles Improve Synchronization in hiPSC‐Derived Cardiomyocytes

open access: yesAdvanced Science, EarlyView.
Plasma membrane‐derived Connectosomes enriched in connexin‐43 are produced from donor hiPSCs and applied to hiPSC‐derived cardiomyocytes (hiPSC‐CMs). Connexin‐43 channels on Connectosomes remain functional, strengthening intercellular electrochemical coupling and increasing network synchronization over time.
Nima Momtahan   +8 more
wiley   +1 more source

Effect of Counter Electrode in Electroformation of Giant Vesicles

open access: yesMembranes, 2011
Electroformation of cell-sized lipid membrane vesicles (giant vesicles, GVs), from egg yolk phosphatidylcholine, was examined varying the shape of the counter electrode.
Shuuhei Oana, Yukihisa Okumura
doaj   +1 more source

Giant vesicles under oxidative stress [PDF]

open access: yesBiophysical Journal, 2009
We use optical microscopy to observe giant unilamellar vesicles (GUVs) during the initial steps of membrane oxidative damage. A photo-sensitive molecule consisting of a porphyrine linked to a lipid headgroup (PE-porf) is incorporated in the lipid bilayer, thus generating singlet oxygen at the bilayer surface.
Riske, Karin A.   +7 more
openaire   +1 more source

Electron tomography of late stages of FcRn-mediated antibody transcytosis in neonatal rat small intestine [PDF]

open access: yes, 2012
The neonatal Fc receptor (FcRn) transports maternal immunoglobulin (IgG) across epithelia to confer passive immunity to mammalian young. In newborn rodents, FcRn transcytoses IgG from ingested milk across the intestinal epithelium for release into the ...
Bjorkman, Pamela J.   +2 more
core   +2 more sources

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