Results 21 to 30 of about 360,735 (316)

The road not taken: Less traveled roads from the TGN to the plasma membrane [PDF]

open access: yes, 2015
: The trans-Golgi network functions in the distribution of cargo into different transport vesicles that are destined to endosomes, lysosomes and the plasma membrane. Over the years, it has become clear that more than one transport pathway promotes plasma
Anne Spang, Spang, Anne
core   +1 more source

Formation of intracellular vesicles within the Gram+ Lactococcus lactis induced by the overexpression of Caveolin-1β

open access: yesMicrobial Cell Factories, 2022
Background Caveolae are invaginated plasma membrane domains of 50–100 nm in diameter involved in many important physiological functions in eukaryotic cells.
A. Flourieusse   +10 more
doaj   +1 more source

Glycopolymer vesicles with an asymmetric membrane [PDF]

open access: yesChemical Communications, 2009
Direct dissolution of glycosylated polybutadiene-poly(ethylene oxide) block copolymers can lead to the spontaneous formation of vesicles or membranes, which on the outside are coated with glucose and on the inside with poly(ethylene oxide).
Schlaad, Helmut (Prof. Dr.)   +6 more
openaire   +5 more sources

Calcium/sodium exchange in purified secretory vesicles from bovine neurohypophyses [PDF]

open access: yes, 1983
Purified secretory vesicles isolated from bovine neurohypophyses take up Na+ under the same circumstances where an efflux of Ca2+ takes place, suggesting a Na+/Ca2+ exchange. Potassium cannot substitute for Na+ in this process. Also, a Ca2+/Ca2+ exchange
Thorn, N. A.   +2 more
core   +1 more source

A role for the membrane in regulating Chlamydomonas flagellar length. [PDF]

open access: yesPLoS ONE, 2013
Flagellar assembly requires coordination between the assembly of axonemal proteins and the assembly of the flagellar membrane and membrane proteins. Fully grown steady-state Chlamydomonas flagella release flagellar vesicles from their tips and failure to
William Dentler
doaj   +1 more source

Membrane vesicles in magnetotactic bacteria

open access: yesMicrobiological Research, 2003
Magnetotactic bacteria are microorganisms that respond to magnetic fields. We have studied the surface ultrastructure of Magnetospirillum magnetotacticum and uncultured magnetotactic bacteria from a marine environment using transmission electron microscopy and freeze-etching.
Lins, Ulysses   +2 more
openaire   +2 more sources

Extracellular membrane vesicles and nanotubes in Archaea [PDF]

open access: yesmicroLife, 2021
ABSTRACTMembrane-bound extracellular vesicles (EVs) are secreted by cells from all three domains of life and their implication in various biological processes is increasingly recognized. In this review, we summarize the current knowledge on archaeal EVs and nanotubes, and emphasize their biological significance.
Liu, Junfeng   +5 more
openaire   +4 more sources

Biophysical Characterization of Membrane Phase Transition Profiles for the Discrimination of Outer Membrane Vesicles (OMVs) From Escherichia coli Grown at Different Temperatures

open access: yesFrontiers in Microbiology, 2020
Dynamic Light Scattering (DLS), Small Angle X-ray Scattering (SAXS) and Transmission Electron Microscopy (TEM) are physical techniques widely employed to characterize the morphology and the structure of vesicles such as liposomes or human extracellular ...
Angelo Sarra   +10 more
doaj   +1 more source

Matrix vesicles in membranous ossification.

open access: yesTHE JOURNAL OF THE STOMATOLOGICAL SOCIETY,JAPAN, 1990
Calcification process in membranous ossification was examined histologically by light and electron microscopies in comparison with that in enchondral ossification. The following results were obtained: 1) In the rat tibial articular cartilage, the extracellular matrix proceeding from the transitional to the hypertrophic zone consisted of the following ...
Inage, Shigeyori   +4 more
openaire   +3 more sources

Effects of Monovalent and Divalent Cations on Ca2+ Fluxes Across Chromaffin Secretory Membrane Vesicles [PDF]

open access: yes, 1983
: Bovine chromaffin secretory vesicle ghosts loaded with Na+ were found to take up Ca2+ when incubated in K+ media or in sucrose media containing micromolar concentrations of free Ca2+. Li+- or choline+loaded ghosts did not take up Ca2+.
Gratzl, Manfred, Krieger-Brauer, H.
core   +1 more source

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