Results 51 to 60 of about 75,906 (337)

Glycopeptide Antibiotic Resistance Genes in Glycopeptide-Producing Organisms [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 1998
ABSTRACT The mechanism of high-level resistance to vancomycin in enterococci consists of the synthesis of peptidoglycan terminating in d -alanyl- d -lactate instead of the usual d -alanyl- d -alanine.
C G, Marshall   +3 more
openaire   +2 more sources

Characterization of Cell Glycocalyx with Mass Spectrometry Methods. [PDF]

open access: yes, 2019
The cell membrane plays an important role in protecting the cell from its extracellular environment. As such, extensive work has been devoted to studying its structure and function.
Lebrilla, Carlito B   +3 more
core   +2 more sources

Protein O-Mannosylation in the Murine Brain: Occurrence of Mono-O-Mannosyl Glycans and Identification of New Substrates [PDF]

open access: yes, 2016
Protein O-mannosylation is a post-translational modification essential for correct development of mammals. In humans, deficient O-mannosylation results in severe congenital muscular dystrophies often associated with impaired brain and eye development ...
Bartels, MF   +10 more
core   +5 more sources

Kistamicin biosynthesis reveals the biosynthetic requirements for production of highly crosslinked glycopeptide antibiotics

open access: yesNature Communications, 2019
Kistamicin is a divergent member of the glycopeptide antibiotics, a structurally complex class of important, clinically relevant antibiotics often used as the last resort against resistant bacteria.
Anja Greule   +18 more
semanticscholar   +1 more source

Theonellamides J and K and 5-cis-Apoa-theopalauamide, Bicyclic Glycopeptides of the Red Sea Sponge Theonella swinhoei

open access: yesMarine Drugs, 2021
Theonella swinhoei is a fairly common inhabitant of reefs throughout the Indian and Pacific Oceans. Metabolomic analyses of samples of T. swinhoei collected in different depths in the Gulf of Aqaba revealed two chemotypes differing in the profiles of the
Ohad Hasin   +4 more
doaj   +1 more source

The activity of glycopeptide antibiotics against resistant bacteria correlates with their ability to induce the resistance system. [PDF]

open access: yes, 2014
Glycopeptide antibiotics containing a hydrophobic substituent display the best activity against vancomycin-resistant enterococci, and they have been assumed to be poor inducers of the resistance system.
Hong, Hee-Jeon, Kwun, Min Jung
core   +2 more sources

Strategies to Improve the Lipophilicity of Hydrophilic Macromolecular Drugs

open access: yesAdvanced Healthcare Materials, EarlyView.
Hydrophilic macromolecular drugs can be successfully lipidized by covalent attachment of lipids, by hydrophobic ion pairing with negatively or positively charged surfactants, and by dry or wet reverse micelle formation. Lipophilicity enhancement of hydrophilic macromolecules has several benefits including stability and bioavailability improvement ...
Sera Lindner   +8 more
wiley   +1 more source

Sulfated Glycopeptide Nanostructures for Multipotent Protein Activation

open access: yesNature Nanotechnology, 2017
Biological systems have evolved to utilize numerous proteins with capacity to bind polysaccharides for the purpose of optimizing their function. A well-known subset of these proteins with binding domains for the highly diverse sulfated polysaccharides ...
Sungsoo S. Lee   +21 more
semanticscholar   +1 more source

Production of Glycopeptide Derivatives for Exploring Substrate Specificity of Human OGA Toward Sugar Moiety. [PDF]

open access: yes, 2018
O-GlcNAcase (OGA) is the only enzyme responsible for removing N-acetyl glucosamine (GlcNAc) attached to serine and threonine residues on proteins. This enzyme plays a key role in O-GlcNAc metabolism.
Chen, Xi   +11 more
core  

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