Results 41 to 50 of about 6,961,378 (302)

Molecular architecture of the PBP2–MreC core bacterial cell wall synthesis complex

open access: yesNature Communications, 2017
Bacterial wall biosynthesis is a complex process that requires the coordination of multiple enzymes. Here, the authors structurally characterize the PBP2:MreC complex involved in peptidoglycan elongation and cross-linking, and demonstrate that its ...
Carlos Contreras-Martel   +9 more
doaj   +1 more source

Cell wall assembly in Bacillus megaterium: incorporation of new peptidoglycan by a monomer addition process [PDF]

open access: yes, 1991
The pattern of cross-linking in the peptidoglycan of Bacillus megaterium has been studied by the pulsed addition of radiolabeled diaminopimelic acid.
D L Gally   +7 more
core   +1 more source

Sentinels at the wall: cell wall receptors and sensors [PDF]

open access: yesNew Phytologist, 2007
SummaryThe emerging view of the plant cell wall is of a dynamic and responsive structure that exists as part of a continuum with the plasma membrane and cytoskeleton. This continuum must be responsive and adaptable to normal processes of growth as well as to stresses such as wounding, attack from pathogens and mechanical stimuli.
Tania V, Humphrey   +2 more
openaire   +2 more sources

Substituted Cysteine Accessibility Method for Topology and Activity Studies of Membrane Enzymes Forming Thioester Acyl Intermediates in Bacteria

open access: yesBio-Protocol, 2015
The topology of membrane proteins and enzymes can be determined using various methods including reporter protein fusions and accessibility of cysteine residues to alkylating agents.
Sébastien Gélis-Jeanvoine   +1 more
doaj   +1 more source

Cell wall involvement in desiccation tolerance in the resurrection plant Craterostigma wilmsii [PDF]

open access: yes, 2001
Bibliography: leaves 92-129.Resurrection plants have the unique capacity to revive from an air-dried state. In order to cope with desiccation, resurrection plants have to overcome a number of stresses, mechanical stress being one.
Vicre, Maїté
core   +1 more source

Modulation of Peptidoglycan Synthesis by Recycled Cell Wall Tetrapeptides

open access: yes, 2020
The bacterial cell wall is made of peptidoglycan (PG), a polymer that is essential for the maintenance of cell shape and survival. During growth, bacteria remodel their PG, releasing fragments that are predominantly reinternalized and recycled.
Dorr, Tobias   +5 more
core   +1 more source

Role of the cell-wall structure in the retention of bacteria by microfiltration membranes [PDF]

open access: yes, 2009
This experimental study investigates the retention of bacteria by porous membranes. The transfer of bacteria larger than the nominal pore size of microfiltration track-etched membranes has been studied for several kinds of bacterial strains.
Causserand, Christel   +3 more
core   +1 more source

Cell Wall

open access: yes, 2021
The application of AuNPs on the infected barley cultivar had great damage results on Barley Yellow Dwarf Virus (BYDV-PAV) particles in TEM. Observation of TEM images provided an insight into the transport of AuNPs through the plasmodesmata endoplasmic reticulum route, where they likely accumulated as the channels narrowed.
Noorah Abdulaziz Othman Alkubaisi   +1 more
openaire   +3 more sources

Examination of the xanthosine response on gene expression of mammary epithelial cells using RNA-seq technology

open access: yesJournal of Animal Science and Technology, 2018
Background Xanthosine treatment has been previously reported to increase mammary stem cell population and milk production in cattle and goats. However, the underlying molecular mechanisms associated with the increase in stem cell population and milk ...
Shanti Choudhary   +6 more
doaj   +1 more source

Plant Cell Walls [PDF]

open access: yesPlant Physiology, 2010
Cell walls are important features of plant cells that perform a number of essential functions, including providing shape to the many different cell types needed to form the tissues and organs of a plant.
openaire   +2 more sources

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