Results 71 to 80 of about 39,522 (160)

Outer membrane vesicles of Dinoroseobacter shibae transport a volatile aldehyde

open access: yesFrontiers in Ecology and Evolution, 2023
Outer Membrane Vesicles (OMVs) of the Gram-negative marine bacterium Dinoroseobacter shibae, a member of the Roseobacteraceae, were investigated for the presence of volatile organic compounds (VOCs).
Diana Koteska   +3 more
doaj   +1 more source

Pseudo-atomic model of gas vesicles

open access: yes, 2022
This pseudo-atomic model is shown in our recent preprint: Huber et. al, Cryo-EM structure of gas vesicles for buoyancy-controlled motility, BioRxiv (2022) (Update 26.04.2023), Now in: Huber et.
Huber, Stefan T., Jakobi, Arjen J.
core   +1 more source

In-vivo programmable acoustic manipulation of genetically engineered bacteria

open access: yesNature Communications, 2023
Acoustic tweezers can control target movement through the momentum interaction between an acoustic wave and an object. This technology has advantages over optical tweezers for in-vivo cell manipulation due to its high tissue penetrability and strong ...
Ye Yang   +10 more
doaj   +1 more source

Insufficient Acidification of Autophagosomes Facilitates Group A Streptococcus Survival and Growth in Endothelial Cells

open access: yesmBio, 2015
Group A streptococcus (GAS) is an important human pathogen, and its invasion via blood vessels is critically important in serious events such as bacteremia or multiorgan failure.
Shiou-Ling Lu   +7 more
doaj   +1 more source

A Two-Component Regulatory System Impacts Extracellular Membrane-Derived Vesicle Production in Group A Streptococcus

open access: yesmBio, 2016
Export of macromolecules via extracellular membrane-derived vesicles (MVs) plays an important role in the biology of Gram-negative bacteria. Gram-positive bacteria have also recently been reported to produce MVs; however, the composition and mechanisms ...
Ulrike Resch   +9 more
doaj   +1 more source

Grapefruit-Derived Micro and Nanovesicles Show Distinct Metabolome Profiles and Anticancer Activities in the A375 Human Melanoma Cell Line

open access: yesCells, 2020
Fruit juice is one of the most easily accessible resources for the isolation of plant-derived vesicles. Here we found that micro- and nano-sized vesicles (MVs and NVs) from four Citrus species, C. sinensis, C. limon, C. paradisi and C.
Christopher Stanly   +5 more
doaj   +1 more source

Glutaraldehyde Treatment of Proteinaceous Gas Vesicles from Cyanobacterium Anabaenaflos-aquae

open access: yes, 2000
As potential gas microcarriers, gas vesicles (GVs) were isolated from cultures of the filamentous cyanobacterium Anabaena flos-aquaeand treated with glutaraldehyde.
Ju, Lu-Kwang
core   +1 more source

The gas vesicles, buoyancy and vertical distribution of cyanobacteria in the Baltic Sea

open access: yes, 1995
The mean pressures required to collapse gas vesicles in turgid cells of cyanobacteria from the Baltic Sea were 0·91 MPa (9·1 bar) in Aphanizomenon flos-aquae, 0·83 MPa in Nodularia sp.
Walsby, Anthony E.   +5 more
core   +1 more source

Solid-state NMR evidence for inequivalent GvpA subunits in gas vesicles [PDF]

open access: yes, 2009
Gas vesicles are organelles that provide buoyancy to the aquatic microorganisms that harbor them. The gas vesicle shell consists almost exclusively of the hydrophobic 70-residue gas vesicle protein A, arranged in an ordered array. Solid-state NMR spectra
Griffin, Robert Guy   +4 more
core   +1 more source

Numerical simulations of complex fluid-fluid interface dynamics

open access: yes, 2013
Interfaces between two fluids are ubiquitous and of special importance for industrial applications, e.g., stabilisation of emulsions. The dynamics of fluid-fluid interfaces is difficult to study because these interfaces are usually deformable and their ...
Günther, FS Florian   +18 more
core   +1 more source

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