Results 41 to 50 of about 155,443 (280)

The Effect of NAG–thiazoline on Morphology and Surface Hydrophobicity of Escherichia Coli [PDF]

open access: yes, 2004
The β-hexosaminidase inhibitor and structural analog of the putative oxazolium reaction intermediate of lytic transglycosylases, N-acetylglucosamine thiazoline (NAG–thiazoline), was synthesized in 46% overall yield and tested as an inhibitor of ...
Blackburn, Neil T.   +2 more
core   +2 more sources

Bacterial Cell Enlargement Requires Control of Cell Wall Stiffness Mediated by Peptidoglycan Hydrolases

open access: yesmBio, 2015
Most bacterial cells are enclosed in a single macromolecule of the cell wall polymer, peptidoglycan, which is required for shape determination and maintenance of viability, while peptidoglycan biosynthesis is an important antibiotic target.
Richard Wheeler   +9 more
doaj   +1 more source

Staphylococcal peptidoglycans induce arthritis [PDF]

open access: yesArthritis Research & Therapy, 2001
Staphylococcus aureus is one of the most important pathogens in septic arthritis. To analyse the arthritogenic properties of staphylococcal peptidoglycan (PGN), highly purified PGN from S. aureus was intra-articularly injected into murine joints. The results demonstrate that PGN will trigger arthritis in a dose-dependent manner.
Liu, Zai-Qing   +3 more
openaire   +3 more sources

Toll-like receptor stimulation induces higher TNF-alpha secretion in peripheral blood mononuclear cells from patients with hyper IgE syndrome [PDF]

open access: yes, 2008
Hyper IgE syndromes (HIES) are primary immunodeficiency disorders of unknown pathogenesis. Patients are typically affected with `cold' abscesses of the skin, recurrent cyst-forming pneumonia, chronic mucocutaneous candidiasis and other less frequent ...
Alessandro Plebani   +19 more
core   +1 more source

Complement consumption gonococcal peptidoglycan [PDF]

open access: yesInfection and Immunity, 1982
Purified peptidoglycan (PG) obtained from Neisseria gonorrhoeae was tested for the ability to consume complement in normal human sera. Sonicated PG (S-PG), a heterogeneous mixture of soluble fragments (molecular weight, greater than 10(6)), as well as intact (insoluble) PG, reduced the level of whole hemolytic complement in a pool of four human sera ...
B H, Petersen, R S, Rosenthal
openaire   +2 more sources

The PECACE domain: a new family of enzymes with potential peptidoglycan cleavage activity in Gram-positive bacteria

open access: yesBMC Genomics, 2005
Background The metabolism of bacterial peptidoglycan is a dynamic process, synthases and cleavage enzymes are functionally coordinated. Lytic Transglycosylase enzymes (LT) are part of multienzyme complexes which regulate bacterial division and elongation.
Di Guilmi Anne   +3 more
doaj   +1 more source

Membrane-partitioned cell wall synthesis in mycobacteria

open access: yeseLife, 2021
Many antibiotics target the assembly of cell wall peptidoglycan, an essential, heteropolymeric mesh that encases most bacteria. In rod-shaped bacteria, cell wall elongation is spatially precise yet relies on limited pools of lipid-linked precursors that ...
Alam García-Heredia   +8 more
doaj   +1 more source

Mastitomics, the integrated omics of bovine milk in an experimental model of Streptococcus uberis mastitis: 2. Label-free relative quantitative proteomics [PDF]

open access: yes, 2016
Mastitis, inflammation of the mammary gland, is the most common and costly disease of dairy cattle in the western world. It is primarily caused by bacteria, with Streptococcus uberis as one of the most prevalent causative agents.
Burchmore, Richard   +10 more
core   +1 more source

Peptidoglycan Composition in Neisseria [PDF]

open access: yes, 2019
The composition of Neisseria peptidoglycan has been of scientific interest for over four decades. Initial investigations focused on discovering the mechanisms causing rising rates of antibiotic resistance in N. gonorrhoeae by determining differences in peptidoglycan composition in penicillin susceptible and resistant strains.
Ryan E, Schaub, Joseph P, Dillard
openaire   +2 more sources

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

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