Results 21 to 30 of about 118,125 (294)

Atomic Force Microscopy of Side Wall and Septa Peptidoglycan From Bacillus subtilis Reveals an Architectural Remodeling During Growth

open access: yesFrontiers in Microbiology, 2018
Peptidoglycan is the fundamental structural constituent of the bacterial cell wall. Despite many years of research, the architecture of peptidoglycan is still largely elusive.
Kang Li   +12 more
doaj   +1 more source

Peptidoglycan derived from MLGA up-regulates the expression of chicken -defensin 9 without triggering an inflammatory response

open access: yesInnate Immunity, 2020
Defensins are critical components of the innate immune system and play an important role in the integration of innate and adaptive immune responses.
Juan Huang   +6 more
doaj   +1 more source

Amidation of glutamate residues in mycobacterial peptidoglycan is essential for cell wall cross-linking

open access: yesFrontiers in Cellular and Infection Microbiology, 2023
IntroductionMycobacteria assemble a complex cell wall with cross-linked peptidoglycan (PG) which plays an essential role in maintenance of cell wall integrity and tolerance to osmotic pressure.
Moagi T. Shaku   +6 more
doaj   +1 more source

The Integrity of the Cell Wall and Its Remodeling during Heterocyst Differentiation Are Regulated by Phylogenetically Conserved Small RNA Yfr1 in Nostoc sp. Strain PCC 7120 [PDF]

open access: yes, 2020
Yfr1 is a strictly conserved small RNA in cyanobacteria. A bioinformatic prediction to identify possible interactions of Yfr1 with mRNAs was carried out by using the sequences of Yfr1 from several heterocyst-forming strains, including Nostoc sp.
Brenes Álvarez, Manuel   +2 more
core   +1 more source

Peptidoglycan structure and architecture [PDF]

open access: yesFEMS Microbiology Reviews, 2008
The peptidoglycan (murein) sacculus is a unique and essential structural element in the cell wall of most bacteria. Made of glycan strands cross-linked by short peptides, the sacculus forms a closed, bag-shaped structure surrounding the cytoplasmic membrane.
Vollmer W, Blanot D, de Pedro MA
openaire   +4 more sources

Digestion of Peptidoglycan and Analysis of Soluble Fragments

open access: yesBio-Protocol, 2017
Peptidoglycan (murein) is a vital component of the cell wall of nearly all bacteria, composed of sugars linked by short peptides. This protocol describes the purification of macromolecular peptidoglycan from cultured bacteria and the analysis of enzyme ...
Ryan Schaub, Joseph Dillard
doaj   +1 more source

Peptidoglycan: a post-genomic analysis [PDF]

open access: yesBMC Microbiology, 2012
Abstract Background To derive post-genomic, neutral insight into the peptidoglycan (PG) distribution among organisms, we mined 1,644 genomes listed in the Carbohydrate-Active Enzymes database for the presence of a minimal 3-gene set that is necessary for PG metabolism.
Cayrou, Caroline   +4 more
openaire   +5 more sources

Staphylococcus aureus DivIB is a peptidoglycan-binding protein that is required for a morphological checkpoint in cell division [PDF]

open access: yes, 2014
Bacterial cell division is a fundamental process that requires the coordinated actions of a number of proteins which form a complex macromolecular machine known as the divisome.
Bottomley, Amy L.   +5 more
core   +1 more source

Spore Peptidoglycan

open access: yesMicrobiology Spectrum, 2015
ABSTRACT Bacterial endospores possess multiple integument layers, one of which is the cortex peptidoglycan wall. The cortex is essential for the maintenance of spore core dehydration and dormancy and contains structural modifications that differentiate it from vegetative cell peptidoglycan and determine its fate during spore ...
David L, Popham, Casey B, Bernhards
openaire   +2 more sources

Nod1 signaling overcomes resistance of S. pneumoniae to opsonophagocytic killing [PDF]

open access: yes, 2007
Airway infection by the Gram-positive pathogen Streptococcus pneumoniae (Sp) leads to recruitment of neutrophils but limited bacterial killing by these cells.
Clarke, Thomas B.   +6 more
core   +3 more sources

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