Results 81 to 90 of about 1,916,439 (300)

Ultrastructure of adhesion and movement of the tetraspores of Gelidium Lamour (Geldiaceae; Rhodophyta) [PDF]

open access: yes, 2012
The outer part of the tetraspora cell wall in Gelidium crinale (Turner) J.V. Lamour. and G. spathulatum (Kutz.) Bornet is morphologically described in relation to the movements and displacement of these spores when they settle on a substratum.
Echegaray Taborga, Juan Enrique   +1 more
core  

Bistable forespore engulfment in Bacillus subtilis by a zipper mechanism in absence of the cell wall

open access: yes, 2014
To survive starvation, the bacterium Bacillus subtilis forms durable spores. The initial step of sporulation is asymmetric cell division, leading to a large mother-cell and a small forespore compartment.
Endres, Robert G.   +3 more
core   +4 more sources

Overexpression of GA20-OXIDASE1 impacts plant height, biomass allocation and saccharification efficiency in maize [PDF]

open access: yes, 2015
Increased biomass yield and quality are of great importance for the improvement of feedstock for the biorefinery. For the production of bioethanol, both stem biomass yield and the conversion efficiency of the polysaccharides in the cell wall to ...
Boerjan, Wout   +8 more
core   +2 more sources

Fungal Cell Wall Analysis

open access: yes, 2012
Fungal cell wall is a rigid structure mainly composed of polysaccharides (up to 90 %) and glycoproteins. It is essential for survival of the fungal cells, because it protects them against bursting caused by internal turgor pressure and against mechanical injury. Because of its absence in mammalian cells, it is an attractive target for antifungal agents.
Pérez, Pilar, Ribas, Juan Carlos
openaire   +2 more sources

Understanding bio‐based polymers: A study of origins, properties, biodegradation and their impact on health and the environment

open access: yesFEBS Open Bio, EarlyView.
This review provides an overview of bio‐based polymer sources, their unique functional properties and their environmental impact, and addresses their role as sustainable alternatives. It discusses end‐of‐life options, including composting and anaerobic digestion for renewable energy.
Sabina Kolbl Repinc   +8 more
wiley   +1 more source

Impact of Fungal MAPK Pathway Targets on the Cell Wall

open access: yesJournal of Fungi, 2018
The fungal cell wall is an extracellular organelle that provides structure and protection to cells. The cell wall also influences the interactions of cells with each other and surfaces.
Jacky Chow   +4 more
doaj   +1 more source

Annular shear of cohesionless granular materials: from inertial to quasistatic regime [PDF]

open access: yes, 2008
Using discrete simulations, we investigate the behavior of a model granular material within an annular shear cell. Specifically, two-dimensional assemblies of disks are placed between two circular walls, the inner one rotating with prescribed angular ...
Chevoir, François   +3 more
core   +4 more sources

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

Endopeptidase-mediated beta lactam tolerance. [PDF]

open access: yesPLoS Pathogens, 2015
In many bacteria, inhibition of cell wall synthesis leads to cell death and lysis. The pathways and enzymes that mediate cell lysis after exposure to cell wall-acting antibiotics (e.g.
Tobias Dörr   +2 more
doaj   +1 more source

Cell wall arabinan is essential for guard cell function [PDF]

open access: yes, 2003
Stomatal guard cells play a key role in the ability of plants to survive on dry land, because their movements regulate the exchange of gases and water vapor between the external environment and the interior of the plant.
Atkinson   +19 more
core   +2 more sources

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